(abstract links go to journal pages; abbreviations are expanded on the JOURNALS link page)

Featured Cover Zhao et al., Reactivity of the Indenyl Radical (C9H7) with Acetylene (C2H2) and Vinylacetylene (C4H4) Chem Phys Chem 20, 1437, 2019

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Dedicated Journal Issues Phys Chem Chem Phys 120(8) Theory, experiment, and simulations in laboratory astrochemistry 2018 Int J Quantum Chem 117(2) Computational Astrochemistry 2017 Faraday Discuss 168 Astrochemistry of Dust, Ice and Gas 2014 Chem Rev 113(12) Astrochemistry 2013 J Phys Chem A 117(39) Oka Festschrift 2013 AIP Conf Proc 1541 Astrochem2012 2013 Phil Trans A 371(1994) Surface Science in the ISM 2013 Phil Trans A 370(1978) Chemistry, Astronomy and Physics of H3+ 2012 Faraday Discuss 147 Chemistry of the Planets 2010 J Phys Chem A 113(42) Chemistry: Titan Atmosphere 2009 Faraday Discuss 133 Chemical Evolution of the Universe 2006 Publications feartured in the news are indicated with hypertext annotations and this emoticon:  Click here to see the world-wide contributions to astrochemistry.

New Articles Added 22 September 2019
	Fullerenes in the IC 348 star cluster of the Perseus molecular cloud S. Iglesias-Groth MNRAS 489, 1509-1518 (2019)
	Cyanoacetylene in the outflow/hot molecular core G331.512-0.103 N. U. Duronea, L. Bronfman, E. Mendoza, M. Merello, R. Finger, N. Reyes, C. Hervías-Caimapo, A. Faure, C. E. Cappa, E. M. Arnal, J. R. D. Lépine, I. Kleiner, and L.-Å Nyman MNRAS 489, 1519-1532 (2019)
	Formation of CO+ by radiative association M. Zámečníková, P. Soldán, M. Gustafsson, and G. Nyman MNRAS 489, 2954-2960 (2019)
	Observations of Cometary Organics: A Post Rosetta Review A. D. Morse and Q. H. S. Chan ACS Earth Space Chem 3, 1773-1791 (2019)
	Volatile Species in Comet 67P/Churyumov-Gerasimenko: Investigating the Link from the ISM to the Terrestrial Planets M. Rubin, D. V. Bekaert, M. W. Broadley, M. N. Drozdovskaya, and S. F. Wampfler ACS Earth Space Chem 3, 1792-1811 (2019)
	Spectroscopy of Interstellar Internal Rotors: An Important Tool for Investigating Interstellar Chemistry I. Kleiner ACS Earth Space Chem 3, 1812-1842 (2019)
	Formation of COMs in Explosions - and Their Destruction J. M. C. Rawlings, S. Viti, and J. R. Holdship ACS Earth Space Chem 3, 1843-1853 (2019)
	CHO-Bearing Molecules in Comet 67P/Churyumov-Gerasimenko M. Schuhmann, K. Altwegg, H. Balsiger, J.-J. Berthelier, J. De Keyser, S. A. Fuselier, S. Gasc, T. I. Gombosi, N. Hänni, M. Rubin, T. Sémon, C.-Y. Tzou, and S. F. Wampfler ACS Earth Space Chem 3, 1854-1861 (2019)
	The Fragmentation Dynamics of Simple Organic Molecules of Astrochemical Interest Interacting with VUV Photons S. Falcinelli, F. Vecchiocattivi, F. Pirani, M. Alagia, L. Schio, R. Richter, S. Stranges, V. Zhaunerchyk, N. Balucani, and M. Rosi ACS Earth Space Chem 3, 1862-1872 (2019)
	Experimental and Theoretical Investigation on the OH + CH3C(O)CH3 Reaction at Interstellar Temperatures (T = 11.7-64.4 K) S. Blázquez, D. González, A. García-Sáez, M. Antiñolo, A. Bergeat, F. Caralp, R. Mereau, A. Canosa, B. Ballesteros, J. Albaladejo, and E. Jiménez ACS Earth Space Chem 3, 1873-1883 (2019)
	Surface Science Investigations of Icy Mantle Growth on Interstellar Dust Grains in Cooling Environments D. Marchione, A. Rosu-Finsen, S. Taj, J. Lasne, A. G. M. Abdulgalil, J. D. Thrower, V. L. Frankland, M. P. Collings, and M. R. S. McCoustra ACS Earth Space Chem 3, 1915-1931 (2019)
	Physicochemical Properties and Complexity of Amino Acids beyond Our Biosphere: Analysis of the Isoleucine Group from Meteorites F. Da Pieve ACS Earth Space Chem 3, 1955-1965 (2019)
	Formation of Formic Acid, Formaldehyde, and Carbon Dioxide by Electron-Induced Chemistry in Ices of Water and Carbon Monoxide F. Schmidt, P. Swiderek, and J. H. Bredeh&oynl;ft ACS Earth Space Chem 3, 1974-1986 (2019)
	Infrared Signatures of the HHen+ and DHen+ (n = 3-6) Complexes O. Asvany, S. Schlemmer, T. Szidarovszky, and A. G. Császár J Phys Chem Lett 10, 5325-5330 (2019)
	Production of Hydronium Ion (H3O)+ and Protonated Water Clusters (H2O)nH+ after Energetic Ion Bombardment of Water Ice in Astrophysical Environments R. Martinez, A. N. Agnihotri, P. Boduch, A. Domaracka, D. Fulvio, G. Muniz, M. E. Palumbo, H. Rothard, and G. Strazzulla J Phys Chem A 123, 8001-8008 (2019)
	Ab Initio Study of Ground-state CS Photodissociation via Highly Excited Electronic States Z. Xu, N. Luo, S. R. Federman, W. M. Jackson, C.-Y. Ng, L.-P. Wang, and K. N. Crabtree ApJ 882, 86 (2019)
	ALMA Detection of Vibrationally Excited (vt = 1, 2) Acetic Acid toward NGC 6334I C. Xue, A. J. Remijan, C. L. Brogan, T. R. Hunter, E. Herbst, and B. A. McGuire ApJ 882, 118 (2019)
	Effect of the Surface Roughness of Icy Grains on Molecular Oxygen Chemistry in Molecular Clouds R. Maggiolo, A. Gibbons, G. Cessateur, J. De Keyser, F. Dhooghe, H. Gunell1, J. Loreau, O. Mousis, and N. Vaeck ApJ 882, 131 (2019)
	Probing CO and N2 Snow Surfaces in Protoplanetary Disks with N2H+ Emission C. Qi, K. I. Öberg, C. C. Espaillat, C. E. Robinson, S. M. Andrews, D. J. Wilner, G. A. Blake, E. A. Bergin, and L. I. Cleeves ApJ 882, 160 (2019)
	H2 Ortho-Para Spin Conversion on Inhomogeneous Grain Surfaces K. Furuya, Y. Aikawa, T. Hama, and N. Watanabe ApJ 882, 172 (2019)
	Title Authors ApJ 882, x (2019)
	ALMA view of the 12C/13C isotopic ratio in starburst galaxies X. D. Tang, C. Henkel, K. M. Menten, Y. Gong, S. Martín, S. Mühle, S. Aalto, S. Muller, S. García-Burillo, S. Levshakov, R. Aladro, M. Spaans, S. Viti, H. M. Asiri, Y. P. Ao, J. S. Zhang, X. W. Zheng, J. Esimbek, and J. J. Zhou A&A 629, A6 (2019)
	Chlorine-bearing molecules in molecular absorbers at intermediate redshifts S. H. J. Wallström, S. Muller, E. Roueff, R. Le Gal, J. H. Black, and M. Gérin A&A 629, A128 (2019)
	High-sensitivity maps of molecular ions in L1544. I. Deuteration of N2H+ and HCO+ and primary evidence of N2D+ depletion E. Redaelli, L. Bizzocchi, P. Caselli, O. Sipilä, V. Lattanzi, B. M. Giuliano, and S. Spezzano A&A 629, A15 (2019)
	Organic chemistry in the innermost, infalling envelope of the Class 0 protostar L483 S. K. Jacobsen, J. K. Jørgensen, J. Di Francesco, Neal J. Evans II, M. Choi, and J.-E. Lee A&A 629, A29 (2019)
	First detections of H13CO+ and HC15N in the disk around HD 97048. Evidence for a cold gas reservoir in the outer disk A. S. Booth, C. Walsh, and J. D. Ilee A&A 629, A75 (2019)
	IRC + 10 216 mass loss properties through the study of &lambsa;3 mm emission. Large spatial scale distribution of SiO, SiS, and CS L. Velilla-Prieto, J. Cernicharo, M. Agúndez, J. P. Fonfría, G. Quintana-Lacaci, N. Marcelino, and A. Castro-Carrizo A&A 629, A146 (2019)
	Cometary compositions compared with protoplanetary disk midplane chemical evolution. An emerging chemical evolution taxonomy for comets C. Eistrup, C. Walsh, and E. F. van Dishoeck A&A 629, A84 (2019)
	Constraining the detectability of water ice in debris disks M. Kim, S. Wolf, A. Potapov, H. Mutschke, and C. Jäger A&A 629, A141 (2019)
	The millimeter-wave spectrum and astronomical search of succinonitrile and its vibrational excited states C. Cabezas, C. Bermúdez, J. D. Gallego, B. Tercero, J. M. Hernández, I. Tanarro, V. J. Herrero, J. L. Doménech and J. Cernicharo A&A 629, A35 (2019)
	Laboratory rotational spectroscopy of isotopic acetone, CH313C(O)CH3 and 13CH3C(O)CH3, and astronomical search in Sagittarius B2(N2) M. H. Ordu, O. Zingsheim, A. Belloche, F. Lewen, R. T. Garrod, K. M. Menten, S. Schlemmer, and H. S. P. Müller A&A 629, A72 (2019)
	Rotational spectroscopy of methyl mercaptan CH332SH at millimeter and submillimeter wavelengths O. Zakharenko, V. V. Ilyushin, F. Lewen, H. S. P. Müller, S Schlemmer, E. A. Alekseev, M. L. Pogrebnyak, I. A. Armieieva, O. Dorovskaya, L.-H. Xu, and R. M. Lees A&A 629, A73 (2019)
	Broadband spectroscopy of astrophysical ice analogues. I. Direct measurement of the complex refractive index of CO ice using terahertz time-domain spectroscopy B. M. Giuliano, A. A. Gavdush, B. Müller, K. I. Zaytsev, T. Grassi, A. V. Ivlev, M. E. Palumbo, G. A. Baratta, C. Scirèl, G. A. Komandin, S. O. Yurchenko, and P. Caselli A&A 629, A112 (2019)
	Hyperfine excitation of CH and OH radicals by He S. Marinakis, Y. Kalugina, J. Kłos, and F. Lique A&A 629, A130 (2019)

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	Detailed infrared study of amorphous to crystalline propionitrile ices relevant to observed spectra of Titan's stratospheric ice clouds D. Nna-Mvondo C. M. Anderson, and R. E. Samuelson Icarus 333, 183-198 (2019)
	Local time variation of water ice clouds on Mars as observed by THEMIS M. D. Smith Icarus 333, 273-282 (2019)
	Origin and abundances of H2O in the terrestrial planets, Moon, and asteroids F. M.McCubbin and J. J. Barnes Earth Planet Sci Lett 526, 115771 (2019)
	Stability of non-proteinogenic amino acids to UV and gamma irradiation L. Rowe, J. Peller, C. Mammoser, and K. Davidson Int J Astrobio 18, 426-435 (2019)
	Elemental and molecular abundances in comet 67P/Churyumov-Gerasimenko M. Rubin, K. Altwegg, H. Balsiger, J.-J. Berthelier, M. R. Combi, J. De Keyser, M. Drozdovskaya, B. Fiethe, S. A. Fuselier, S. Gasc, T. I. Gombosi, N. Hänni, K. C Hansen, U. Mall, H. Rème, I. R. H. G. Schroeder, M. Schuhmann, T. Sémon, J. H. Waite, S. F. Wampfler, and P. Wurz MNRAS 489, 594-607 (2019)
	The Intricate Dynamics of the Si(3P) + OH(X2Π) Reaction A. Rivero Santamaría, P. Larregaray, L. Bonnet, F. Dayou, and M. Monnerville J Phys Chem A 123, 7683-7692 (2019)
	Molecular simulations for the spectroscopic detection of atmospheric gases C. Sousa-Silva, J. J. Petkowski, and S. Seager Phys Chem Chem Phys 21, 18970-18987 (2019)
	Theoretical study on the gas phase reaction of CH2O + NH3: the formation of CH2O--NH3, NH2CH2OH, or CH2NH + H2O M. A. Ali Phys Chem Chem Phys 21, 19242-19251 (2019)
	Measuring the D/H Ratios of Exoplanets and Brown Dwarfs C. V. Morley, A. J. Skemer, B. E. Miles, M. R. Line, E. D. Lopez, M. Brogi, R. S. Freedman, and M. S. Marley ApJL 882, L29 (2019)
	The First Detection of 13C17O in a Protoplanetary Disk: A Robust Tracer of Disk Gas Mass A. S. Booth, C. Walsh, J. D. Ilee, S. Notsu, C. Qi, H. Nomura, and E. Akiyama ApJL 882, L31 (2019)
	Radiolysis of solid-state nitrogen heterocycles provides clues to their abundance in the early solar system P. G. Hammer, R. Yi, I. Yoda), and H. J. Cleaves Int J Astrobio 18, 280-295 (2019)
	Evaluation of CaSO4 micrograins in the context of organic matter delivery: thermochemistry and atmospheric entry G. Micca Longo, V. Piccinni, and S. Longo Int J Astrobio 18, 345-352 (2019)

Published in October 2019
	Molecular and isotopic behavior of insoluble organic matter of the Orgueil meteorite upon heating L. Remusat, J.-Y. Bonnet, S. Bernard, A. Buch, and E. Quirico Geochim Cosmochim Acta 263, 235-247 (2019)
	Quantum mechanical study of the high-temperature H+ + HD → D+ + H2 reaction for the primordial universe chemistry M. Lepers, G. Guillon, and P. Honvault MNRAS 488, 4732-4739 (2019)
	Climatology of CH4, HCN and C2H2 in Titan's upper atmosphere from Cassini/VIMS observations B. M.Dinelli, M. López Puertas, F. Fabiano, A. Adriani, M. L. Moriconi, B. Funke, M. García-Comas, F. Oliva, E. D'Aversa, and G. Filacchione Icarus 331, 83-97 (2019)
	The distribution of H2O, CH3OH, and hydrocarbon-ices on Pluto: Analysis of New Horizons spectral images J. C. Cook, C. M. Dalle Ore, S. Protopapa, R. P.Binzel, D. P.Cruikshank, A. Earle, W. M.Grundy, K. Ennico, C. Howett, D. E. Jennings, A. W. Lunsford, C. B. Olkin, A. H. Parker, S. Philippe, D. Reuter, B. Schmitt, K. Singer, J. A. Stansberry, S. A. Stern, A. Verbiscer, H. A. Weaver, L. A. Young, J. Hanley, F. Alketbi, G. L. Thompson, L. A. Pearce, G. E. Lindverg, and S. C. Tegler Icarus 331, 148-169 (2019)

Published in September 2019
	Compaction and Destruction Cross-Sections for α-Glycine from Radiolysis Process via 1.0 keV Electron Beam as a Function of Temperature J. A. Souza-Corrêa, C. A. P. da Costa, and E. F. da Silveira Astrobio 19, 1123-1138 (2019)
	Ion escape from the upper ionosphere of Titan triggered by the solar wind W. M. Moslem, S. Salem, R. Sabry, M. Lazar, R. E. Tolba, and S. K. El-Labany Aatrophys Space Sci 364, 142 (2019)
	Observations of Jupiter Family Comet 252P/LINEAR During a Close Approach to Earth Reveal Large Abundances of Methanol and Ethane L. Paganini, M. N. Camarca, M. J. Mumma, S. Faggi, M. Lippi, and G. L. Villanueva AJ 158, 98 (2019)
	H2O2 within Chaos Terrain on Europa's Leading Hemisphere S. K. Trumbo, M. E. Brown, and K. P. Hand AJ 158, 127 (2019)
	The Peculiar Volatile Composition of CO-dominated Comet C/2016 R2 (PanSTARRS) A. J. McKay, M. A. DiSanti, M. S. P. Kelley, M. M. Knight, M. Womack, K. Wierzchos, O. Harrington Pinto, B. Bonev, G. L. Villanueva, N. Dello Russo, A. L. Cochran, N. Biver, J. Bauer, R. J. Vervack, Jr., E. Gibb, N. Roth, and H. Kawakita AJ 158, 128 (2019)
	Gas-Phase Reactions of Deprotonated Nucleobases with H, N, and O Atoms M. Nichols, Z.-C. Wang, W. C. Lineberger, and V. M. Bierbaum J Phys Chem Lett 10, 4863-4867 (2019)
	Pure Rotational Spectrum of CN+ S. Thorwirth, P. Schreier, T. Salomon, S. Schlemmer, and O. Asvany ApJL 882, L6 (2019)
	PAH Products and Processing by Different Energy Sources G. A. Cruz-Diaz, S. E. Erickson, E. F. da Silveira, A. Ricca, A. L. F. de Barros, C. A. P. da Costa, R. C. Pereira, and A. L. Mattioda ApJ 882, 44 (2019)
	Polycyclic Aromatic Hydrocarbons with Armchair Edges: Potential Emitters in Class B Sources A. Ricca, J. E. Roser, E. Peeters, and C. Boersma ApJ 882, 56 (2019)
	High-resolution Fourier transform infrared spectrum of the ν6 band of formamide-d1 (DCONH2) Q. Y. Wu, T. L. Tan, L. L. Ng, and D. R. T. Appadoo J Mol Spectrosc 363, 111174 (2019)
	The ν7+ν8 and ν4+ν8 interacting bands of C2D4 by high-resolution FTIR spectroscopy R. A'dawiah and T. L. Tan J Mol Spectrosc 363, 111180 (2019)
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	Formation of hydrogen in the early universe: quasi-molecular mechanism of recombination T. Kereselidze, I. Noselidze, and J. F. Ogilvie MNRAS 488, 2093-2098 (2019)
	ExoMol line list - XXXIV. A rovibrational line list for phosphinidene (PH) in its X3Σ– and a1Δ electronic states J. Langleben, J. Tennyson, S. N. Yurchenko, and P. Bernath MNRAS 488, 2332-2342 (2019)
	Ambipolar diffusion and the molecular abundances in pre-stellar cores F. D. Priestley, J. Wurster, and S. Viti MNRAS 488, 2357-2364 (2019)
	ExoMol molecular line lists - XXXIII. The spectrum of Titanium Oxide L. K. McKemmish, T. Masseron, H . Hoeijmakers, V. Pérez-Mesa, S. L Grimm, S. N Yurchenko, and J. Tennyson MNRAS 488, 2836-2854 (2019)
	Dissociation of the ethyl formate radical cation: A computational mechanistic study J. C. Choe and M. H. Kim Chem Phys Lett 730, 538-543 (2019)
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	Propane clusters in Titan's lower atmosphere: insights from a combined theory/laboratory study J. Bourgalais, O. Durif, S. D. Le Picard, P. Lavvas, F. Calvo, S. J. Klippenstein, and L. Biennier MNRAS 488, 676-684 (2019)
	Hydrogen sensing in Titan's atmosphere: Motivations and techniques R. D.Lorenz, H. Imanaka, C. P. McKay, D. B.Makel, G. W. Hunter, M. G. Trainer, R. Osiander, A. Mastandrea, J. W. Barnes, and E. P. Turtle Planet Space Sci 174, 1-7 (2019)
	The visual spectrum of Jupiter's Great Red Spot accurately modeled with aerosols produced by photolyzed ammonia reacting with acetylene K. H. Baines, L. A. Sromovsky, R. W. Carlson, T. W. Momary, and P. M. Fry Icarus 330, 217-229 (2019)
	Ultraviolet observation of Enceladus' plume in transit across Saturn, compared to Europa C. J. Hansen, L. W. Esposito, and A. R. Hendrix Icarus 330, 256-260 (2019)
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	The photochemical production of aromatics in the atmosphere of Titan J. C. Loison, M. Dobrijevic, and K. M. Hickson Icarus 329, 55-71 (2019)
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	Decomposition of amino acids in water with application to in-situ measurements of Enceladus, Europa and other hydrothermally active icy ocean worlds N. Truong, A. A. Monroe, C. R. Glein, A. D. Anbar, and J. I.Lunine Icarus 329, 140-147 (2019)
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Published in August 2019
	Suppressed-Doppler slit jet infrared spectroscopy of astrochemically relevant cations: ν1 and ν4 NH stretching modes in NH3D+ P. G. Scrape, C.-H. Chang, and D. J. Nesbitt J Chem Phys 151, 084302 (2019)
	Computational study of the ro-vibrational spectrum of CO-CO2 E. Castro-Juárez, X.-G. Wang, T. Carrington, Jr., E. Quintas-Sánchez, and R. Dawes J Chem Phys 151, 084307 (2019)
	Molecular mass growth through ring expansion in polycyclic aromatic hydrocarbons via radical-radical reactions L. Zhao, R. I. Kaiser, W. Lu, B. Xu, M. Ahmed, A. N. Morozov, A. M. Mebel, A. H. Howlader, and S. F. Wnuk Nature Comm 10, 3689 (2019) RADICAL-RADICAL PATHWAYS TO PAHS
	Kinetics Of The H + CH2 → CH + H2 Reaction At Low Temperature E. Garcia, P. G. Jambrina, and A. Laganà J Phys Chem A 123, 7408-7419
	Detection of Propadiene on Titan N. A Lombardo, C. A Nixon, T. K Greathouse, B. Bézard, A. Jolly, S. Vinatier, N. A Teanby, M. J. Richter, P. J. G. Irwin, A. Coustenis, and F. M. Flasar ApJL 881, L33 (2019)
	Exotic Carbon Chemistry in a Planetary Nebula: The Unusual Case of K4-47 D. R. Schmidt and L. M. Ziurys ApJL 881, L38 (2019)
	Sulfur-bearing Species Tracing the Disk/Envelope System in the Class I Protostellar Source Elias 29 Y. Oya, A. López-Sepulcre, N. Sakai, Y. Watanabe, A. E. Higuchi, T. Hirota, Y. Aikawa, T. Sakai, C. Ceccarelli, B. Lefloch, E. Caux, C. Vastel, C. Kahane, and S. Yamamoto ApJ 881, 112 (2019)
	Hot Hydrogen Climates Near the Inner Edge of the Habitable Zone D. D. B. Koll and T. W. Cronin ApJ 881, 120 (2019)
	Probing the Gas Content of Late-stage Protoplanetary Disks with N2H+ D. E. Anderson, G. A. Blake, E. A. Bergin, K. Zhang, J. M. Carpenter, K. R. Schwarz, J. Huang, and K. I. Öberg ApJ 881, 127 (2019)
	First Detection of A-X (0,0) Bands of Interstellar C2 and CN S. Hamano, H. Kawakita, N. Kobayashi, K. Takenaka, Y. Ikeda, N. Matsunaga, S. Kondo, H. Sameshima, K. Fukue, C. Yasui, M. Mizumoto, S. Otsubo, A. Watase, T. Yoshikawa, and H. Kobayashi ApJ 881, 143 (2019)
	Untangling the Formation of Methoxymethanol (CH3OCH2OH) and Dimethyl Peroxide (CH3OOCH3) in Star-forming Regions C. Zhu, R. Frigge, A. Bergantini, R. C. Fortenberry, and R. I. Kaiser ApJ 881, 156 (2019)
	Origin of alkylphosphonic acids in the interstellar medium A. M. Turner, M. J. Abplanalp, A. Bergantini, R. Frigge, C. Zhu, B.-J. Sun, C.-T. Hsiao, A. H. H. Chang, C. Meinert, and R. I. Kaiser Sci Advances 5, eaaw4307 (2019)
	Electronic Spectra of Diacetylene Cations (HC4H+) Tagged with Ar and N2 G. Muller, K. J. Catani, M. S. Scholz, U. Jacovella, N. I. Bartlett, and E. J. Bieske J Phys Chem A 123, 7228-7236 (2019)
	Quantum Scattering Calculations for Rotational Excitations of C3 by Hydrogen Atom: Potential Energy Surfaces and Rate Coefficients S. Chhabra and T. J. Dhilip Kumar J Phys Chem A 123, 7296-7302 (2019)
	Molecular complexity on disc scales uncovered by ALMA. Chemical composition of the high-mass protostar AFGL 4176 E. G. Bøgelund, A. G. Barr, V. Taquet, N. F. W. Ligterink, M. V. Persson, M. R. Hogerheijde, and E. F. van Dishoeck A&A 628, A2 (2019)
	The physical and chemical structure of Sagittarius B2. IV. Converging filaments in the high-mass cluster forming region Sgr B2(N) A. Schwörer, Á. Sánchez-Monge, P. Schilke, T. Möller, A. Ginsburg, F. Meng, A. Schmiedeke, H. S. P. Müller, D. Lis, and S.-L. Qin A&A 628, A6 (2019)
	Re-exploring Molecular Complexity with ALMA (ReMoCA): interstellar detection of urea A. Belloche, R. T. Garrod, H. S. P. Müller, K. M. Menten, I. Medvedev, J. Thomas, and Z. Kisiel A&A 628, A10 (2019)
	Formation of amines: hydrogenation of nitrile and isonitrile as selective routes in the interstellar medium T. Nguyen, I. Fourré, C. Favre, C. Barois, E. Congiu, S. Baouche, J.-C. Guillemin, Y. Ellinger, and F. Dulieu A&A 628, A15 (2019)
	Abundances of sulphur molecules in the Horsehead nebula. First NS+ detection in a photodissociation region P. Rivière-Marichalar, A. Fuente, J. R. Goicoechea, J. Pety, R. Le Gal, P. Gratier, V. Guzmán, E. Roueff, J. C. Loison, V. Wakelam, and M. Gerin A&A 628, A16 (2019)
	The complex chemistry of hot cores in Sgr B2(N): influence of cosmic-ray ionization and thermal history M. Bonfand, A. Belloche, R. T. Garrod, K. M. Menten, E. Willis, G. Stéphan, and H. S. P. Müller A&A 628, A27 (2019)
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Published in July 2019
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	A gas-phase primordial origin of O2 in comet 67P/Churyumov-Gerasimenko J. M. C. Rawlings, T. G. Wilson, and D. A. Williams MNRAS 486, 10-20 (2019)
	Rotational transitions of C3N– induced by collision with H2 M. Lara-Moreno, T. Stoecklin, and P. Halvick MNRAS 486, 414-421 (2019)
	Inelastic rate coefficients for collisions of C4H– with para-H2(j = 0) at low temperatures M. L. Senent, F. Dayou, F. Dumouchel, C. Balança, and N. Feautrier, MNRAS 486, 422-429 (2019)
	Non-equilibrium chemistry and destruction of CO by X-ray flares J. Mackey, S. Walch, D. Seifried, S. C. O. Glover, R. Wünsch, and F. Aharonian MNRAS 486, 1094-1122 (2019)
	Rotational relaxation of CF+ by collision with para-H2 O. Denis-Alpizar and J. Rubayo-Soneira MNRAS 486, 1255-1259 (2019)
	Si3C2H2 isomers with a planar tetracoordinate carbon or silicon atom(s) V. S.Thimmakondu and K. Thirumoorthy Comp Theor Chem 1157, 40-46 (2019)
	Pure rotational spectrum of cis-OSOO M. Nakajima and Y. Endo Chem Phys Lett 725, 14-17 (2019)
	Formation of methyl ketenimine (CH3CH=C=NH) and ethylcyanide (CH3CH2C≡N) isomers through successive hydrogenations of acrylonitrile (CH2=CH–C≡N) under interstellar conditions: The role of CH3C•H–C≡N radical in the activation of the cyano group chemistry L. Krimm, J.-C. Guillemin, and D. E. Woon MNRAS 485, 5210-5220 (2019)
	First interferometric study of enhanced N-fractionation in N2H+: the high-mass star-forming region IRAS 05358+3543 L. Colzi, F. Fontani, P. Caselli, S. Leurini, L. Bizzocchi, and G. Quaia, MNRAS 485, 5543-5558 (2019)
	Oxygen fractionation in dense molecular clouds J.-C. Loison, V. Wakelam, P. Gratier, K. M. Hickson, A. Bacmann, M. Agúndez, N. Marcelino, J. Cernicharo, V. Guzman, M. Gerin, J. R. Goicoechea, E. Roueff, F. Le Petit, J. Pety, A. Fuente, and P. Riviere-Marichalar MNRAS 485, 5777-5789 (2019)
	Formation of Na-containing complex molecules in the gas phase in dense molecular clouds: quantum study of the Na+ + H2 and Na+ + D2 radiative association step D. Burdakova, G. Nyman, and T. Stoecklin MNRAS 485, 5874-5879 (2019)
	Identification of organic molecules with a laboratory prototype based on the Laser Ablation-CosmOrbitrap L. Selliez, C. Briois, N. Carrasco, L. Thirkell, R. Thissen, M. Ito, F.-R. Orthous-Daunay, G. Chalumeau, F. Colin, H. Cottin, C. Engrand, L. Flandinet, N.Fray, B. Gaubichera, N. Grand, J.-P. Lebreton, A. Makarov, S. Ruocco, C. Szopa, V. Vuitton, and P. Zapf Planet Space Sci 170, 42-51 (2019)
	The performance of explicitly correlated methods for the computation of anharmonic vibrational frequencies D. Agbaglo and R. C. Fortenberry Int J Quantum Chem 119, e25899 (2019)

Published in May 2019
	Precise Observations of the 13CO/C18O Isotope Ratios Toward the Galactic Center A. Ubagai, T. Oyama, M. Araki, S. Takano, Y. Minami, Y. Sumiyoshi, N. Kuze, and K. Tsukiyama Res Notes AAS 3, 78 (2019)
	Detection of the Nitric Oxide Dayglow on Mars by MAVEN/IUVS M. H. Stevens, D. E. Siskind, J. Scott Evans, J. L. Fox, J. Deighan, S. K. Jain, and N. M. Schneider J Geophys Res Planets 124, 1226-1237 (2019)
	Direct estimation of electron density in the Orion Bar PDR from mm-wave carbon recombination lines S. Cuadrado, P. Salas, J. R. Goicoechea, J. Cernicharo, A. G. G. M. Tielens, and A. Báez-Rubio A&A 625, L3 (2019)
	Terrestrial deuterium-to-hydrogen ratio in water in hyperactive comets D. C. Lis, D. Bockelée-Morvan, R. Güsten, N. Biver, J. Stutzki, Y. Delorme, C. Durán, H. Wiesemeyer, and Y. Okada A&A 625, L5 (2019)
	Mapping the structural diversity of C60 carbon clusters and their infrared spectra C. Dubosq, C. Falvo, F. Calvo, M. Rapacioli, P. Parneix, T. Pino, and A. Simon A&A 625, L11 (2019)
	Polyacenes and diffuse interstellar bands A. Omont, H. F. Bettinger, and C. Tönshoff A&A 625, A41 (2019)
	The relation between 5780 and 5797 diffuse interstellar bands, CH/CH+ molecules, and atomic or molecular hydrogen T. Weselak A&A 625, A55 (2019)
	Photodissociation of CO in the outflow of evolved stars M. Saberi, W. H. T. Vlemmings, and E. De Beck A&A 625, A81 (2019)
	Isocyanogen formation in the cold interstellar medium C. Vastel, J. C. Loison, V. Wakelam, and B. Lefloch A&A 625, A91 (2019)
	A new radio molecular line survey of planetary nebulae. HNC/HCN as a diagnostic of ultraviolet irradiation J. Bublitz, J. H. Kastner, M. Santander-García, V. Bujarrabal, J. Alcolea, and R. Montez, Jr. A&A 625, A101 (2019)
	A sensitive λ 3 mm line survey of L483. A broad view of the chemical composition of a core around a Class 0 object M. Agúndez, N. Marcelino, J. Cernicharo, E. Roueff, and M. Tafalla A&A 625, A147 (2019)
	Exoplanet atmospheres with GIANO. II. Detection of molecular absorption in the dayside spectrum of HD 102195b G. Guilluy, A. Sozzetti, M. Brogi, A. S. Bonomo, P. Giacobbe, R. Claudi, and S. Benatti A&A 625, A107 (2019)
	High-energy ion impacts into the sulfur-bearing ice surface of Europa: an atomistic study of chemical transformations C. Anders and H. M. Urbassek A&A 625, A140 (2019)
	Destruction of dimethyl ether and methyl formate by collisions with He+ D. Ascenzi, A. Cernuto, N. Balucani, P. Tosi, C. Ceccarelli, L. Matteo Martini, and F. Pirani A&A 625, A72 (2019)
	Reaction of NH+, NH2+, and NH3+ ions with H2 at low temperatures. The pathway to ammonia production in the interstellar medium S. Rednyk, Š. Roučka, A. Kovalenko, T. D. Tran, P. Dohnal, R. Plašil and J. Glosík A&A 625, A74 (2019)
	Statistical Analysis of the Effect of Deuteration on Quantum Delocalization in CH5+ M. E. Fore and A. B. McCoy J Phys Chem A 123, 4623-4631 (2019)
	Ab initio spectroscopic characterization of the radical CH3OCH2 at low temperatures O. Yazidi, M. L. Senent, V. Gámez, M. Carvajal, and M. Mogren Al-Mogren J Chem Phys 150, 194102 (2019)
	The v2 = 1, 2 and v4 = 1 bending states of 15NH3 and their analysis at experimental accuracy E. Canè, G. Di Lonardo, L. Fusina, F. Tamassia, and A. Predoi-Cross J Chem Phys 150, 194301 (2019)
	Symmetry effects in rotationally resolved spectra of bi-deuterated ethylene: Theoretical line intensities of cis, trans, and as-C2H2D2 isotopomers D. Viglaska, M. Rey, A. V. Nikitin, and V. G. Tyuterev J Chem Phys 150, 194303 (2019)
	Theoretical rotation-vibration spectroscopy of cis- and trans-diphosphene (P2H2) and the deuterated species P2HD A. Owens and S. N. Yurchenko J Chem Phys 150, 194308 (2019)
	Formation and Dissociation of N3 in Icy N2 with Far-ultraviolet Light J.-I. Lo, S.-L. Chou, Y.-C. Peng, H.-C. Lu, and B.-M. Cheng ApJ 877, 27 (2019)
	Experimental and Theoretical Studies of the Isotope Exchange Reaction D + H3+ → H2D+ + H P.-M. Hillenbrand, K. P. Bowen, J. Liévin, X. Urbain, and D. W. Savin ApJ 877, 38 (2019)
	Electron-Induced Radiolysis of Astrochemically Relevant Ammonia Ices K. E. Shulenberger, J. L. Zhu, K. Tran, S. Abdullahi, C. Belvin, J. Lukens, Z. Peeler, E. Mullikin, H. M. Cumberbatch, J. Huang, K. Regovich, A. Zhou, L. Heller, M. Markovic, L. Gates, C. Buffo, R. Tano-Menka, C. R. Arumainayagam, E. Böhler, P. Swiderek, S. Esmaili, A. D. Bass, M. Huels, and L. Sanche ACS Earth Space Chem 2, 800-810 (2019)
	Long Carbon-Based Chains of Interstellar Medium Can Have a Triplet Ground State. Why Is This Important for Astrochemistry? I. Bâldea ACS Earth Space Chem 2, 863-872 (2019)
	Study of Benzene Fragmentation, Isomerization, and Growth Using Microwave Spectroscopy K. L. K. Lee and M. C. McCarthy J Phys Chem Lett 10, 2408-2413 (2019)
	Combined Experimental and Computational Study on the Reaction Dynamics of the 1-Propynyl (CH3CC)-1,3-Butadiene (CH2CHCHCH2) System and the Formation of Toluene under Single Collision Conditions A. M. Thomas, C. He, L. Zhao, G. R. Galimova, A. M. Mebel, and R. I. Kaiser J Phys Chem A 123, 4104-4118 (2019)
	Experimental Approach to the Study of Anharmonicity in the Infrared Spectrum of Pyrene from 14 to 723 K S. Chakraborty, G. Mulas, K. Demyk, and C. Joblin J Phys Chem A 123, 4139-4148 (2019)
	Infrared Spectroscopy of Disilicon-Carbide, Si2C: The &nu3 Fundamental Band D. Witsch, V. Lutter, A. A. Breier, K. M. T. Yamada, G. W. Fuchs, J. Gauss, and T. F. Giesen J Phys Chem A 123, 4168-4177 (2019)
	Active Thermochemical Tables: The Partition Function of Hydroxymethyl (CH2OH) Revisited D. H. Bross, H.-G. Yu, L. B. Harding, and B. Ruscic J Phys Chem A 123, 4212-5231 (2019)
	Absorption Spectra of Acetylene, Vinylidene, and Their Deuterated Isotopologues on Ab Initio Potential Energy and Dipole Moment Surfaces J. Chang, L. Guo, R. Wang, J. Mou, H. Ren, J. Ma, and H. Guo J Phys Chem A 123, 4232-4240 (2019)
	Interaction of the simple carbene c-C3H2 with H2: potential energy surface and low-energy scattering M. Ben Khalifa, L. Wiesenfeld, and K. Hammami Phys Chem Chem Phys 21, 9996-10002 (2019)
	Gas phase detection and rotational spectroscopy of ethynethiol, HCCSH K. L. K. Lee, M.-A. Martin-Drumel, V. Lattanzi, B. A. McGuire, P. Caselli, and M. C. McCarthy Mol Phys 117, 1381-1391 (2019)
	Connecting the Scales: Large Area High-resolution Ammonia Mapping of NGC 1333 ApJ 876, 108 (2019)
	On Simulating the Proton-irradiation of O2 and H2O Ices Using Astrochemical-type Models, with Implications for Bulk Reactivity C. N. Shingledecker, A. Vasyunin, E. Herbst, and P. Caselli ApJ 876, 140 (2019)
	Detection of methoxymethanol as a photochemistry product of condensed methanol H. Schneider, A. Caldwell-Overdier, S. Coppieters 't Wallant, L. Dau, J. Huang, I. Nwolah, M. Kasule, C. Buffo, E. Mullikin, L. Widdup, A. Hay, S. T. Bao, J. Perea, M. Thompson, R. Tano-Menka, M. Van Tuyl, A. Wang, S. Bussey, N. Sachdev, C. Zhang, M. C Boyer, and C. R Arumainayagam MNRASL 485, L19-L23 (2019)
	Theoretical Reflectance Spectra of Earth-like Planets through Their Evolutions: Impact of Clouds on the Detectability of Oxygen, Water, and Methane with Future Direct Imaging Missionsk Y. Kawashima1 and S. Rugheimer AJ 157, 213 (2019)
	Prediction of the near-IR spectra of ices by ab initio molecular dynamics R. Escribano, P. C. Gómez, B. Maté, G. Molpeceres, and E. Artachod Phys Chem Chem Phys 21, 9433-9440 (2019)
	A Survey of C2H, HCN, and C18O in Protoplanetary Disks J. B. Bergner, K. I. Öberg, E. A. Bergin, R. A. Loomis, J. Pegues, and C. Qi ApJ 876, 25 (2019)
	Dicarbon Formation in Collisions of Two Carbon Atoms J. F. Babb, R. T. Smyth, and B. M. McLaughlin ApJ 876, 38 (2019)
	First Abundance Measurement of Organic Molecules in the Atmosphere of HH 212 Protostellar Disk C.-F. Lee, C. Codella, Z.-Y. Li, and S.-Y. Liu ApJ 876, 63 (2019)
	Sulfur Chemistry in Protoplanetary Disks: CS and H2CS R. Le Gal, K. I. Öberg, R. A. Loomis, J. Pegues, and J. B. Bergner ApJ 876, 72 (2019)
	Seasonal change of CH4/H2 ratio in the atmosphere of Uranus C. Wang, C. Tu, and X. Hu Astrophys Space Sci 364, 77 (2019)
	The high-resolution LIF spectrum of the SiCCl free radical: Probing the silicon-carbon triple bond G. Rothschopf, T. C. Smith, and D. J. Clouthier J Mol Specrtosc 359, 22-30 (2019)
	Total Absorption Cross Section for UV Excitation of Sulfur Monoxide K. Sarka and S. Nanbu J Phys Chem A 123, 3697-3702 (2019)
	Photochemistry of XCH2CN (X = -Cl, -SH) in Argon Matrices J. Zapała, T. Custer, J.-C. Guillemin, and M. Gronowski J Phys Chem A 123, 3818-3830 (2019)
	Detectable Molecular Features above Hydrocarbon Haze via Transmission Spectroscopy with JWST: Case Studies of GJ 1214b-, GJ 436b-, HD 97658b-, and Kepler-51b-like Planets Y. Kawashima, R. Hu, and M. Ikoma ApJL 876, L5 (2019)
	Line Ratios Reveal N2H+ Emission Originates above the Midplane in TW Hydrae K. R. Schwarz, R. Teague, and E. A. Bergin ApJL 876, L13 (2019)
	First-principles dynamics of collisional intersystem crossing: resonance enhanced quenching of C(1D) by N2 F. An, S. Han, X. Hu, D. Xie, and H. Guo Phys Chem Chem Phys 21, 8645-8653 (2019)
	Simulating the atomic and molecular content of molecular clouds using probability distributions of physical parameters T. G. Bisbas, A. Schruba, and E. F. van Dishoeck MNRAS 485, 3097-3111 (2019)
	Molecular line lists for the triplet states in gaseous ZrS at high temperature A. Farhat MNRAS 485, 2791-2805 (2019)
	Simulating the density of organic species in the atmosphere of Titan with a coupled ion-neutral photochemical model V. Vuitton, R. V. Yelle, S. J. Klippenstein, S. M. Hörst, and P. Lavvas Icarus 324, 120-197 (2019)
	Calculations of adsorption energies, coadsorptions, and diffusion barriers of H atoms, and the H2 formation on a nanographene surface (coronene) M. Sánchez and F. Ruette Int J Quantum Chem 119, e25893
	Molecular identifications in experiments with astronomical ice analogues: new data, old strategies, and the N2 + acetone system R. K. Hudson and P. A. Gerakines MNRAS 485, 861-871 (2019)
	Searching for stable fullerenes in space with computational chemistry A. Candian, M. Gomes Rachid, H. MacIsaac, V. N. Staroverov, E. Peeters, and J. Cami MNRAS 485, 1137-1146 (2019)
	Effects of UV-organic interaction and martian conditions on the survivability of organics B. Laurent, C. R. Cousins, M. F. C. Pereira, and Z. Martins Icarus 323, 33-39 (2019)

Published in April 2019
	The complexity of Orion: an ALMA view. III. The explosion impact L. Pagani, E. Bergin, P. F. Goldsmith, G. Melnick, R. Snell, and C. Favre A&A 624, L5 (2019)
	CO, H2O, H2O+ line and dust emission in a z = 3.63 strongly lensed starburst merger at sub-kiloparsec scales C. Yang, R. Gavazzi, A. Beelen, P. Cox, A. Omont, M. D. Lehnert, Y. Gao, R. J. Ivison, A. M. Swinbank, L. Barcos-Muñoz, R. Neri, A. Cooray, S. Dye, S. Eales, H. Fu, E. González-Alfonso, E. Ibar, M. J. Michałowski, H. Nayyeri, M. Negrello, J. Nightingale, I. Pérez-Fournon, D. A. Riechers, I. Smail, and P. van der Werf A&A 624, A138 (2019)
	Methylamine and other simple N-bearing species in the hot cores NGC 6334I MM1-3 E. G. Bøgelund, B. A. McGuire, M. R. Hogerheijde, E. F. van Dishoeck, and N. F. W. Ligterink A&A 624, A82 (2019)
	Gas phase Elemental abundances in Molecular cloudS (GEMS). I. The prototypical dark cloud TMC 1 A. Fuente, D. G. Navarro, P. Caselli, M. Gerin, C. Kramer, E. Roueff, T. Alonso-Albi, R. Bachiller, S. Cazaux, B. Commercon, R. Friesen, S. García-Burillo, B. M. Giuliano, J. R. Goicoechea, P. Gratier, A. Hacar, I. Jiménez-Serra1, J. Kirk, V. Lattanzi, J. C. Loison, J. Malinen, N. Marcelino, R. Martí-Doénech, G. Muñoz-Caro, J. Pineda, M. Tafalla, B. Tercero, D. Ward-Thompson, S. P. Treviño-Morales, P. Riviére-Marichalar, O. Roncero, T. Vidal, and M. Y. Ballester A&A 624, A105 (2019)
	Interferometric observations of SiO thermal emission in the inner wind of M-type AGB stars IK Tauri and IRC+10011 J. L. Verbena1, V. Bujarrabal, J. Alcole2, M. Gómez-Garrido, and A. Castro-Carrizo A&A 624, A107 (2019)
	Herschel water maps towards the vicinity of the black hole Sgr A* J. Armijos-Abendaño, J. Martín-Pintado, M. A. Requena-Torres, E. Gonz´lez-Alfonso, R. Güsten, A. Weiß, A. I. Harris, F. P. Israel, C. Kramer, J. Stutzki, and P. van der Werf A&A 624, A112 (2019)
	Reduced chemical scheme for modelling warm to hot hydrogen-dominated atmospheres O. Venot, R. Bounaceur, M. Dobrijevic, E. Hébrard, T. Cavalié, P. Tremblin, B. Drummond, and B. Charnay A&A 624, A58 (2019)
	High resolution optical spectroscopy of the N2-rich comet C/2016 R2 (PanSTARRS) C. Opitom, D. Hutsemékers, E. Jehin, P. Rousselot, F. J. Pozuelos, J. Manfroid, Y. Moulane, M. Gillon, and Z. Benkhaldoun A&A 624, A64 (2019)
	Astrophysical detections and databases for the mono deuterated species of acetaldehyde CH2DCOH and CH3COD L. H. Coudert, L. Margulès, C. Vastel, R. Motiyenko, E. Caux, and J.-C. Guillemin A&A 624, A70 (2019)
	Modeling sulfur depletion in interstellar clouds J. Laas and P. Caselli A&A 624, A108 (2019)
	Extraterrestrial prebiotic molecules: photochemistry vs. radiation chemistry of interstellar ices C. R. Arumainayagam, R. T. Garrod, M. C. Boyer, A. K. Hay, S. T. Bao, J. S. Campbell, J. Wang, C. M. Nowak, M. R. Arumainayagama, and P. J. Hodge Chem Soc Rev 48, 2293-2314 (2019) COVER ARTICLE
	Formation of Glyoxylic Acid in Interstellar Ices: A Key Entry Point for Prebiotic Chemistry A. K. Eckhardt, A. Bergantini, S. K. Singh, P. R. Schreiner, and R. I. Kaiser Angew Chem Int Ed 58, 5663-5667
	Gas phase synthesis of [4]-helicene L. Zhao, R. I. Kaiser, B. Xu, U. Ablikim, W. Lu, M. Ahmed, M. M. Evseev, E. K. Bashkirov, V. N. Azyazov, M. V. Zagidullin, A. N. Morozov, A. H. Howlader, S. F. Wnuk, A. M. Mebel, D. Joshi, G. Veber, and F. R. Fischer Nature Comm 10, 1510 (2019)
	Interaction and Photodissociation of Electronic Excited States of HS2 in the Ultraviolet Region: A Theoretical Contribution S. Feng, S. Shan, H. Guo, H. Xu, and Bing Yan J Phys Chem A 123, 3435-3440 (2019)
	Why Do Large Ionized Polycyclic Aromatic Hydrocarbons Not Lose C2H2? B. J. West, L. Lesniak, and P. M. Mayer J Phys Chem A 123, 3569-3574 (2019)
	Ab initio structure and vibration-rotation dynamics of the formyl and isoformyl cations, HCO+/HOC+ J. Koput J Chem Phys 150, 154307 (2019)
	Confirming Interstellar C60+ Using the Hubble Space Telescope M. A. Cordiner, H. Linnartz, N. L. J. Cox, J. Cami, F. Najarro, C. R. Proffitt, R. Lallement, P. Ehrenfreund, B. H. Foing, T. R. Gull, P. J. Sarre, and S. B. Charnley ApJL 875, 131 (2019)
	The Refractive Index of Amorphous and Crystalline Water Ice in the UV-vis V. Kofman, J. He, I. Loes ten Kate, and H. Linnartz ApJ 875, 131 (2019)
	Astrophysical detection of the helium hydride ion HeH+ R. Güsten, H. Wiesemeyer, D. Neufeld, K. M. Menten, U. U. Graf, K. Jacobs, B. Klein, O. Ricken, C. Risacher, and J. Stutzki Nature 568, 357-359 (2019) DETECTION OF "FIRST" MOLECULE
	Ultraviolet Spectroscopy and Photochemistry of SO2/H2O Ices R. Hodyss, P. V. Johnson, S. M. Meckler, and E. C. Fayolle ACS Earth Space Chem 3, 663-668 (2019)
	Jupiter's Formation in the Vicinity of the Amorphous Ice Snowline O. Mousis, T. Ronnet, and J. I. Lunine ApJ 875, 9 (2019)
	The Sequence of Coronene Hydrogenation Revealed by Gas-phase IR Spectroscopy S. Cazaux, Y. Arribard, D. Egorov, J. Palotás, R. Hoekstra, G. Berden, J. Oomens, and T. Schlathölter ApJ 875, 27 (2019)
	ALMA Observations of Layered Structures due to CO Selective Dissociation in the ρ Ophiuchi A Plane-parallel PDR M. Yamagishi, C. Hara, R. Kawabe, F. Nakamura, T. Kamazaki, T. Takekoshi, Y. Shimajiri, H. Nomura, S. Takakuwa, and J. Di Francesco ApJ 875, 62 (2019)
	Desorption Kinetics and Binding Energies of Small Hydrocarbons A. Behmard, E. C. Fayolle, D. M. Graninger, J. B. Bergner, R. Marín-Doénech, P. Maksyutenko, M. Rajappan, and K. I. Öberg ApJ 875, 73 (2019)
	On the formation of phosphorous polycyclic aromatics hydrocarbons (PAPHs) in astrophysical environments M. Fioroni, R. E. Savage, and N. J. DeYonker Phys Chem Chem Phys 21, 8015-8021 (2019)
	The Unexpected Spectrum of the Innermost Ejecta of the Red Hypergiant VY CMa R. M. Humphreys, L. M. Ziurys, J. J. Bernal, M. S. Gordon, L. A. Helton, K. Ishibashi, T. J. Jones, A. M. S. Richards, and W. Vlemmings ApJL 874, L26 (2019)
	The ice composition in the disk around V883 Ori revealed by its stellar outburst J.-E. Lee, S. Lee, G. Baek, Y. Aikawa, L. Cieza, S.-Y. Yoon, G. Herczeg, D. Johnstone, and S. Casassus Nature Astron 3, 314-319 (2019)
	Ethane in Titan's Stratosphere from Cassini CIRS Far- and Mid-infrared Spectra N. A. Lombardo, C. A. Nixon, M. Sylvestre, D. E. Jennings, N. Teanby, P. J. G. Irwin, and F. M. Flasar AJ 157, 160 (2019)
	Hubble Ultraviolet Spectroscopy of Jupiter Trojans I. Wong, M. E. Brown, J. Blacksberg, B. L. Ehlmann, and A. Mahjoub AJ 157, 161 (2019)
	Elucidating the Reactivity of O2 (a 1Δg): A Study with Amino Acid Anions and Related Sulfur and Oxygen Anionic Species N. Eyet, Z.-C. Wang, and V. M. Bierbaum J Phys Chem A 123, 2586-2591 (2019)
	Adsorption of Formamide at the Surface of Amorphous and Crystalline Ices under Interstellar and Tropospheric Conditions. A Grand Canonical Monte Carlo Simulation Study B. Kiss, S. Picaud, M. Szőri, and P. Jedlovszky J Phys Chem A 123, 2935-2948 (2019)
	Oxygen Atom Reactions with C2H6, C2H4, and C2H2 in Ices J. B. Bergner, K. I. Öberg, and M. Rajappan ApJ 874, 115 (2019)
	Physico-chemical Behavior of Hydrogen Sulfide Induced by Reactions with H and D Atoms on Different Types of Ice Surfaces at Low Temperature Y. Oba, T. Tomaru, A. Kouchi, and N. Watanabe ApJ 874, 124 (2019)
	Fullerene Oligomers and Polymers as Carriers of Unidentified IR Emission Bands S. A. Krasnokutski, M. Gruenewald, C. Jäger, F. Otto, R. Forker, T. Fritz, and T. Henning ApJ 874, 149 (2019)
	H2CO and H110α Observations toward the Aquila Molecular Cloud T. Komesh1, J. Esimbek, W. Baan, J. Zhou, D. Li, G. Wu, Y. He, S. Sailanbek, X. Tang and A. Manapbayeva ApJ 874, 172 (2019)
	Rotational spectroscopy of the two higher energy conformers of 2-cyanobutane M. Hermanns, N. Wehres, F.Lewen, H. S. P. Müller, and S. Schlemmer J Mol Spectrosc 358, 25-36 (2018)
	Gas-phase reactivity of CH3OH toward OH at interstellar temperatures (11.7-177.5 K): experimental and theoretical study A. J. Ocaña, S. Blázquez, A. Potapov, B. Ballesteros, A. Canosa, M. Antiñolo, L. Vereecken, J. Albaladejo, and E. Jiménez Phys Chem Chem Phys 21, 6942-6957 (2019)
	Electron interactions with astro chemical compounds Y. Thakar, R. Bhavsar, M. Swadia, M. Vinodkumar, N. Mason, and C. Limbachiya Planet Space Sci 168, 95-103 (2019)
	ATLASGAL - molecular fingerprints of a sample of nassive star-forming clumps J. S. Urquhart, C. Figura, F. Wyrowski, A. Giannetti, W.-J. Kim, M. Wienen, S. Leurini, T. Pillai, T. Csengeri, S. J. Gibson, K. M. Menten, T. J. T. Moore, and M. A. Thompson MNRAS 484, 4444-4470 (2019)
	High-resolution spectroscopy and high contrast imaging with the ELT: looking for O2 in Proxima b G. A. Hawker and I. R. Perry MNRAS 484, 4855-4864 (2019)
	Jupiter's ammonia distribution derived from VLA maps at 3-37 GHz I. de Pater, R. J. Sault, M. H. Wong, L. N. Fletcher, D. De Boer, and B. Butlere Icarus 322, 168-191 (2019)
	Laboratory investigations of the physical state of CO2 ice in a simulated Martian environment G. Portyankina, J. Merrison, J. J. Iversen, Z. Yoldi, C. J.Hansen, K.-M. Aye, A. Pommerol, and N. Thomas Icarus 322, 210-220 (2019)
	A crossed molecular beams investigation of the reactions of atomic silicon (Si(3P)) with C4H6 isomers (1,3-butadiene, 1,2-butadiene, and 1-butyne) A. M. Thomas, B. B. Dangi, T. Yang, R. I. Kaiser, B.-J. Sun, T.-J. Chou, and A. H. H. Chang Chem Phys 520, 70-80 (2019)
	Protoplanetary discs: sensitivity of the chemical composition to various model parameters V. Wakelam, E. Chapillon, A. Dutrey, S. Guilloteau, W. Iqbal, A. Coutens, and L. Majumdar MNRAS 484, 1563-1573 (2019)
	H2 chemistry in galaxy simulations: an improved supernova feedback model A. Lupi MNRAS 484, 1687-1701 (2019)
	Experimental phase function and degree of linear polarization of cometary dust analogues E. Frattin, O. Muñoz, F. Moreno, J. Nava, J. Escobar-Cerezo, J. C Gomez Martin, D. Guirado, A. Cellino, P. Coll, F. Raulin, I. Bertini, G. Cremonese, M. Lazzarin, G. Naletto, and F. La Forgia MNRAS 484, 2198-2211 (2019)
	H2 self-shielding with non-LTE rovibrational populations: implications for cooling in protogalaxies J. Wolcott-Green and Z. Haiman MNRAS 484, 2467-3473 (2019)
	Chemical nitrogen fractionation in dense molecular clouds J.-C. Loison, V. Wakelam, P. Gratier, and K. M. Hickson MNRAS 484, 2747-2756 (2019)

Published in March 2019
	Implications of Revised CO2-CH4 and CO2-H2 Absorption for Outer Edge Habitable Zone Planets R. M. Ramirez Res Notes AAS 3, 48 (2019)
	Directed Gas-Phase Formation of the Germaniumsilylene Butterfly Molecule (Ge(μ-H2)Si) A. M. Thomas, B. B. Dangi, T. Yang, G. Tarczay, R. I. Kaiser, B.-J. Sun, S.-Y. Chen, A. H. H. Chang, T. L. Nguyen, J. F. Stanton, and A. M. Mebel J Phys Chem Lett 10, 1264-1271 (2019)
	Indigenous Organic-Oxidized Fluid Interactions in the Tissint Mars Meteorite E. A. Jaramillo, S. H. Royle, M. W. Claire, S. P. Kounaves, and M. A. Sephton Geophys Res Lett 46, 3090-3098 (2019)
	Structures of benzonitrile dimer radical cation and the protonated dimer: Observation of hydronium ion core solvated by benzonitrile molecules K. A. Mason, A. C. Pearcy, A. M. Hamida, and M. S. El-Shall J Chem Phys 150, 124303 (2019)
	Spectroscopy and characterization of AlNX (X = O and S): Triatomic circumstellar molecules T. Trabelsi, K. Mahjoubi, B. Mehnen, M. Hochlaf, and J. S. Francisco J Chem Phys 150, 124306 (2019)
	Detection of highly excited OH towards AGB stars. A new probe of shocked gas in the extended atmospheres T. Khouri, L. Velilla-Prieto, E. De Beck, W. H. T. Vlemmings, H. Olofsson, B. Lankhaar, J. H. Black, and A. Baudry A&A 623, L1 (2019)
	Organic molecules in the protoplanetary disk of DG Tauri revealed by ALMA L. Podio, F. Bacciotti, D. Fedele, C. Favre, C. Codella, K. L. J. Rygl, I. Kamp, G. Guidi, E. Bianchi, C. Ceccarelli, D. Coffey, A. Garufi, and L. Testi A&A 623, L6 (2019)
	The ALMA-PILS survey: First detection of nitrous acid (HONO) in the interstellar medium A. Coutens, N. F. W. Ligterink, J.-C. Loison, V. Wakelam, H. Calcutt, M. N. Drozdovskaya, J. K. Jørgensen, H. S. P. M&umul;ller, E. F. van Dishoeck, and S. F. Wampfler A&A 623, L13 (2019)
	The ALMA-PILS survey: the first detection of doubly deuterated methyl formate (CHD2OCHO) in the ISM S. Manigand, H. Calcutt, J. K. Jørgensen, V. Taquet, H. S. P. Müller, A. Coutens, S. F. Wampfler, N. F. W. Ligterink, M. N. Drozdovskaya, L. E. Kristensen, M. H. D. van der Wiel, and T. L. Bourke A&A 623, A69 (2019)
	Laboratory formation of large molecules in the gas phase J. Zhen A&A 623, A102 (2019)
	Upper limits on CH3OH in the HD 163296 protoplanetary disk. Evidence for a low gas-phase CH3OH-to-H2CO ratio M. T. Carney, M. R. Hogerheijde, V. V. Guzmán, C. Walsh, K. I. Öberg, E. C. Fayolle, L. I. Cleeves, J. M. Carpenter, and C. Qi A&A 623, A124 (2019)
	Release of large polycyclic aromatic hydrocarbons and fullerenes by cosmic rays from interstellar dust. Swift heavy ion irradiations of interstellar carbonaceous dust analogue T. Pino, M. Chabot, K. Béroff, M. Godard, F. Fernandez-Villoria, K. C. Le, L. Breuer, M. Herder, A. Wucher, M. Bender, D. Severin, C. Trautmann, and E. Dartois A&A 623, A134 (2019)
	Carbonaceous nano-dust emission in proto-planetary discs: the aliphatic-aromatic components T. Boutéraon, E. Habart, N. Ysard, A. P. Jones, E. Dartois, and T. Pino A&A 623, A135 (2019)
	HDO and SO2 thermal mapping on Venus. IV. Statistical analysis of the SO2 plumes T. Encrenaz, T. K. Greathouse, E. Marcq, H. Sagawa, T. Widemann, B. Bézard, T. Fouchet, F. Lefèvre, S. Lebonnois, S. K. Atreya, Y. J. Lee, R. Giles, and S. Watanabe A&A 623, A70 (2019)
	Laboratory spectroscopic study of the 15N isotopomers of cyanamide, H2NCN, and a search for them toward IRAS 16293-2422 B A. Coutens, O. Zakharenko, F. Lewen, J. K. Jórgensen, S. Schlemmer, and H. S. P. M¨ller A&A 623, A93 (2019)
	Rotational spectroscopy of malononitrile and its corresponding monoisocyanide isomer, isocyanoacetonitrile R. A. Motiyenko, I. A. Armieieva, L. Margulès, E. A. Alekseev, and J.-C. Guillemin A&A 623, A162 (2019)
	Submillimeter spectroscopy and astronomical searches of vinyl mercaptan, C2H3SH M.-A. Martin-Drumel, K. L. K. Lee, A. Belloche, O. Zingsheim, S. Thorwirth, H. S. P. M¨ller, F. Lewen, R. T. Garrod, K. M. Menten, M. C. McCarthy, and S. Schlemmer A&A 623, A167 (2019)
	Rotational Spectra and Structures of Phenyl Isocyanate and Phenyl Isothiocyanate W. Sun, W. G. D. P. Silva, and J. van Wijngaarden J Phys Chem A 123, 2351-2360 (2019)
	On the Photodesorption of CO2 Ice Analogs: The Formation of Atomic C in the Ice and the Effect of the VUV Emission Spectrum N.-E. Sie, G. M. Muñoz Caro, Z.-H. Huang, R. Martín-Doménech, A. Fuente, and Y.-J. Chen ApJ 874, 35 (2019)
	OH as an Alternate Tracer for Molecular Gas: Quantity and Structure of Molecular Gas in W5 P. D. Engelke and R. J. Allen ApJ 874, 49 (2019)
	The Nitrogen Carrier in Inner Protoplanetary Disks K. M. Pontoppidan, C. Salyk, A. Banzatti, G. A. Blake, C. Walsh, J. H. Lacy, and M. J. Richter ApJ 874, 92 (2019)
	Hydrogenation reactions and adsorption: From CO to methanol on a graphene surface S. Morisset, N. Rougeau, and D. Teillet-Billy Mol Astrophys 14, 1-9 (2019)
	Analyses of Aliphatic Aldehydes and Ketones in Carbonaceous Chondrites J. C. Apont, D. Whitaker, M. W. Powner, J. E. Elsila, and J. P. Dworkin ACS Earth Space Chem 3, 463-472 (2019)
	A low temperature investigation of the N(2D) + CH4, C2H6 and C3H8 reactions D. Nuñez-Reyes, J.-C. Loison, K. M. Hickson, and M. Dobrijevic Phys Chem Chme Phys 21, 6574-6581 (2019)
	Gas-Phase Synthesis of Triphenylene (C18H12) L. Zhao, B. Xu, U. Ablikim, W. Lu, M. Ahmed, M. M. Evseev, E. K. Bashkirov, V. N. Azyazov, A. H. Howlader, S. F. Wnuk, A. M. Mebel, and R. I. Kaiser Chem Phys Chem 20, 791-797 (2019) COVER ARTICLE
	New Spectral Characterization of Dimethyl Ether Isotopologues CH3OCH3 and 13CH3OCH3 in the THz Region J. M. Fernández, G. Tejeda, M. Carvajal, and M. L. Senent ApJS 241, 13 (2019)
	Pentadiynylidene and Its Methyl-Substituted Derivates: Threshold Photoelectron Spectroscopy of R1-C5-R2 Triplet Carbon Chains E. Reusch, D. Kaiser, D. Schleier, R. Buschmann, A. Krueger, T. Hermann, B. Engels, I. Fischer, and P. Hemberger J Phys Chem A 123, 2008-2017 (2019)
	Ionic Species in a Naphthalene Plasma: Understanding Fragmentation Patterns and Growth of PAHs M. Alliat, D. Donaghy, X. Tu, and J. W. Bradley J Phys Chem A 123, 2107-2113 (2019)
	O2 formation in cold environments M. Pezzella and M. Meuwly Phys Chem Chem Phys 21, 6247-6255 (2019)
	On the Ubiquity and Stellar Luminosity Dependence of Exocometary CO Gas: Detection around M Dwarf TWA 7 L. Matrà, K. I. Öberg, D. J. Wilner, J. Olofsson, and A. Bayo AJ 157, 117 (2019)
	A Consistent Reduced Network for HCN Chemistry in Early Earth and Titan Atmospheres: Quantum Calculations of Reaction Rate Coefficients B. K. D. Pearce, P. W. Ayers, and R. E. Pudritz J Phys Chem A 123, 1861-1873 (2019)
	On the formation and the isomer specific detection of methylacetylene (CH3CCH), propene (CH3CHCH2), cyclopropane (c-C3H6), vinylacetylene (CH2CHCCH), and 1,3-butadiene (CH2CHCHCH2) from interstellar methane ice analogues M. J. Abplanalp, S. Góbi and R. I. Kaiser Phys Chem Chem Phys 21, 5378-5393 (2019)
	How Adsorption Affects the Gas-Ice Partitioning of Organics Erupted from Enceladus A. Bouquet, C. R. Glein, and J. H. Waite, Jr. ApJ 873, 28 (2019)
	From Cold to Hot Irradiated Gaseous Exoplanets: Toward an Observation-based Classification Scheme K. Molaverdikhani, T. Henning, and P. Mollière ApJ 873, 32 (2019)
	The Role of Internal Photons on the Chemistry of the Circumstellar Envelopes of AGB Stars M. Van de Sande and T. J. Millar ApJ 873, 36 (2019)
	Contacts of Water Ice in Protoplanetary Disks-Laboratory Experiments G. Musiolik and G. Wurm ApJ 873, 58 (2019)
	The ArNH2+ noble gas molecule: Stability, vibrational frequencies, and spectroscopic constants R. C. Fortenberrry J Mol Specstroc 357, 4-8 (2019)
	Coarse-grained modeling of the nucleation of polycyclic aromatic hydrocarbons into soot precursors J. Hernández-Rojas and F. Calvo Phys Chem Chem Phys 21, 5123-5132 (2019)
	First detection of the pre-biotic molecule glycolonitrile (HOCH2CN) in the interstellar medium S. Zeng, D. Quénard, I. Jiménez-Serra, J. Martín-Pintado, V. M Rivilla, L. Testi, and R. Martín-Doménech MNRASL 484, L43-L48 (2019) GLYCOLONIRILE DETECTED TOWARD PROTOSTAR
	Efficient formation route of the prebiotic molecule formamide on interstellar dust grains F. Dulieu, T. Nguyen, E. Congiu, S. Baouche, and V. Taquet MNRASL 484, L119-L123 (2019)
	Photochemistry of water in the martian thermosphere and its effect on hydrogen escape V. A. Krasnopolsky Icarus 321, 62-70 (2019)
	The mid-IR spectral effects of darkening agents and porosity on the silicate surface features of airless bodies C. L. Young, M. J. Poston, J. J. Wray, K. P.Hand, and R. W.C arlson Icarus 321, 71-81 (2019)
	Far infrared measurements of absorptions by CH4 + CO2 and H2 + CO2 mixtures and implications for greenhouse warming on early Mars M. Turbet, H. Tran, O. Pirali, F. Forget, C. Boulet, and J.-M. Hartmann Icarus 321, 189-199 (2019)
	The possibility of :CNH2+ within Titan's atmosphere: Rovibrational analysis of :CNH2+ and :CCH2 R. C.Fortenberry, T. J. Lee, and N. Inostroza-Pino Icarus 321, 260-265 (2019)
	Photoreactivity of condensed acetylene on Titan aerosols analogues B. Fleury, M. S. Gudipati, I. Couturier-Tamburelli, and N. Carrasco Icarus 321, 358-366 (2019)
	Spectral characteristics and formation of high-altitude haze in the south-polar regions of Saturn S. J. Kim, C. K. Sim, T. S. Stallard, and R. Courtin Icarus 321, 436-444 (2019)
	Probable detection of hydrogen sulphide (H2S) in Neptune's atmosphere P. G. J. Irwin, D. Toledo, R. Garland, N. A.Teanby, L. N. Fletcher, G. S.Orton, and B. Bézard Icarus 321, 550-563 (2019)
	Analysis of gaseous ammonia (NH3) absorption in the visible spectrum of Jupiter - Update P. G. J. Irwin, N. Bowles, A. S. Braude, R. Garland, S. Calcutt, P. A.Coles, S. N. Yurchenko, and J. Tennyson Icarus 321, 572-582 (2019)
	Methane on Mars: New insights into the sensitivity of CH4 with the NOMAD/ExoMars spectrometer through its first in-flight calibration G. Liuzzia, G. L. Villanueva, M. J.Mumma, M. D. Smith, F. Daerden, B. Ristic, I. Thomas, A. C. Vandaele,' M. R.Patel, J.-J. Lopez-Moreno, G. Bellucci, and the NOMAD team Icarus 321, 671-690 (2019)
	Low temperature studies of the rate coefficients and branching ratios of reactive loss vs quenching for the reactions of 1CH2 with C2H6, C2H4, C2H2 K. M.Douglas, M. A.Blitz, W. Feng, D. E.Heard, J. M. C. Plane, H. Rashid, and P. W. Seakins Icarus 321, 752-766 (2019)
	Dusk over dawn O2 asymmetry in Europa's near-surface atmosphere A. V.Oza, F. Leblanc, R. E. Johnson, C. Schmidt, L. Leclercq, T. A.Cassidy, and J.-Y. Chaufray Planet Space Sci 167, 23-32 (2019)
	An ALMA view of CS and SiS around oxygen-rich AGB stars T. Danilovich, A. M. S. Richards, A. I. Karakas, M. Van de Sande, L. Decin, and F. De Ceuster MNRAS 484, 494-509 (2019)
	Dissociative recombination of CH2NH2+: a crucial link with interstellar methanimine and Titan ammonia C. H. Yuen, M. A. Ayouz, N. Balucani, C. Ceccarelli, I. F Schneider, and V. Kokoouline MNRAS 484, 659-664 (2019)
	A single- and multireference study on CH (X2Π) reaction with O2 (X3Σg–) F. Keshavarz and S. H. Mousavipour Int J Chem Kinetics 51, 161-177 (2019)
	A vacuum ultraviolet photoionization time-of-flight mass spectrometer with high sensitivity for study of gas-phase radical reaction in a flow tube Z. Wen, X. Tang, C. Wang, C. Fittschen, T. Wang, C. Zhang, J. Yang, Y. Pan, F. Liu, and W. Zhang Int J Chem Kinetics 51, 178-188 (2019)
	Formation of the NH molecule and its isotopologues through radiative association P. Szabó and M. Gustafsson MNRAS 483, 3574-3578 (2019)
	Sodium hydride NaH(X1Σ+) in collision with helium He(1S) at low temperature: Potential energy surface and rotational rate coefficients C. T. Bop, N. A. B.Faye, and K. Hammami Chem Phys 519, 21-26 (2019)

Published in February 2019
	The Microstructural Evolution of Water Ice in the Solar System Through Sintering J. L. Molaro, M. Choukroun, C. B. Phillips, E. S. Phelps, R. Hodyss, K. L. Mitchell, J. M. Lora, and G. Meirion-Griffith J Geophys Res Planets 124, 243-277 (2019)
	Valence-Shell Photoionization of C4H5: The 2-Butyn-1-yl Radical H. R. Hrodmarsson, J.-C. Loison, U. Jacovella, D. M. P. Holland, S. Boyé-Péronne, B. Gans, G. A. Garcia, L. Nahon, and S. T. Pratt J Phys Chem A 123, 1521-1528 (2019)
	State-to-state quasi-classical trajectory study of the D + H2 collision for high temperature astrophysical applications D. Bossion, Y. Scribano, and G. Parlant J Chem Phys 150, 084301 (2019)
	Interaction of the SH+ ion with molecular hydrogen: Ab initio potential energy surface and scattering calculations P. J. Dagdigian J Chem Phys 150, 084308 (2019)
	Survey Observations to Study Chemical Evolution from High-mass Starless Cores to High-mass Protostellar Objects. II. HC3N and N2H+ K. Taniguchi, M. Saito, T. K. Sridharan, and T. Minamidani ApJ 872, 154 (2019)
	Implications of a Hot Atmosphere/Corino from ALMA Observations toward NGC 1333 IRAS 4A1 D. Sahu, S.-Y. Liu, Y.-N. Su, Z.-Y. Li, C.-F. Lee, N. Hirano, and S. Takakuwa ApJ 872, 196 (2019)
	Calculation of the Rate of the C+ + HF → CF+ + H Reaction: Implications for Fluorine Chemistry in the Interstellar Medium P. J. Dagdigian, J. Kłos, M. Wolfire, and D. A. Neufeld ApJ 872, 203 (2019)
	Water delivery in the inner solar nebula. Monte Carlo simulations of forsterite hydration M. D'Angelo, S. Cazaux, I. Kamp, W.-F. Thi, and P. Woitke A&A 622, A208 (2019)
	Molecular ion abundances in the diffuse ISM: CF+, HCO+, HOC+, and C3H+ M. Gerin, H. Liszt, D. Neufeld, B. Godard, P. Sonnentrucker, J. Pety, and E. Roueff A&A 622, A26 (2019)
	The EDIBLES survey. V. Cosmic ray ionization rates in diffuse clouds from near-ultraviolet observations of interstellar OH+ X. L. Bacalla, H. Linnartz, N. L. J. Cox, J. Cami, E. Roueff, J. V. Smoker, A. Farhang, J. Bouwman, and D. Zhao A&A 622, A31 (2019)
	C2H N = 1 - 0 and N2H+ J = 1 - 0 observations of Planck Galactic cold clumps Authors A&A 622, A32 (2019)
	Molecular tracers of radiative feedback in Orion (OMC-1). Widespread CH+ (J = 1-0), CO (10-9), HCN (6-5), and HCO+ (6-5) emission J. R. Goicoechea, M. G. Santa-Maria, E. Bron, D. Teyssier, N. Marcelino, J. Cernicharo, and S. Cuadrado A&A 622, A91 (2019)
	Models of irradiated molecular shocks B. Godard, G. Pineau des Forêts, P. Lesaffre, A. Lehmann, A. Gusdorf, and E. Falgarone A&A 622, A100 (2019)
	Mapping deuterated methanol toward L1544. I. Deuterium fraction and comparison with modeling A. Chacón-Tanarro, P. Caselli, L. Bizzocchi, J. E. Pineda, O. Sipilä, A. Vasyunin, S. Spezzano, A. Punanova, B. M. Giuliano, and V. Lattanzi A&A 622, A141 (2019)
	Experimental study of the penetration of oxygen and deuterium atoms into porous water ice M. Minissale, T. Nguyen, and F. Dulieu A&A 622, A148 (2019)
	Nanometre-scale infrared chemical imaging of organic matter in ultra-carbonaceous Antarctic micrometeorites (UCAMMs) J. Mathurin, E. Dartois, T. Pino, C. Engrand, J. Duprat, A. Deniset-Besseau, F. Borondics, C. Sandt, and A. Dazzi A&A 622, A160 (2019)
	Modelling carbon-chain species formation in lukewarm corinos with new multi-phase models Y. Wang, Q. Chang, and H. Wang A&A 622, A185 (2019)
	Detecting isotopologues in exoplanet atmospheres using ground-based high-dispersion spectroscopy P. Mollière and I. A. G. Snellen A&A 622, A139 (2019)
	Rotational rest frequencies of the low lying vibrational states of n-propyl cyanide from extensive laboratory measurements up to 506 GHz D. Liu, A. Walters, N. Wehres, F. Lewen, S. Schlemmer and H. S. P. Müller A&A 622, A82 (2019)
	H2/HD molecular data for analysis of quasar spectra in search of varying constants W. Ubachs, E. J. Salumbides, M. T. Murphy, H. Abgrall, and E. Rouef A&A 622, A127 (2019)
	Temperature effects on anharmonic infrared spectra of large compact polycyclic aromatic hydrocarbons T. Chen A&A 622, A152 (2019)
	Chemical Composition of Gas-Phase Positive Ions during Laboratory Simulations of Titan's Haze Formation J. L. Berry, M. S. Ugelow, M. A. Tolbert, and E. C. Browne ACS Earth Space Chem 2, 202-211 (2019)
	Formation of Methane and (Per)Chlorates on Mars S. Civiš, A. Knížek, P. B. Rimmer, M. Ferus, P. Kubelík, M. Zukalová, L. Kavan, and E. Chatzitheodoridis ACS Earth Space Chem 2, 221-232 (2019)
	Soft X-ray Chlorine Photolysis on Chlorobenzene Ice: An Experimental and Theoretical Study B. N. C. Tenorio, F. Kruczkiewicz, F. de Almeida Ribeiro, D. P. P. Andrade, H. M. R. de Luna, H. M. Boechat-Roberty, M. A. C. Nascimento, A. B. Rocha, and W. Wolff J Phys Chem A 123, 1389-1398 (2019)
	Rotational (de)-excitation of linear C3O by collision with He F. Khadri and K. Hammamia Phys Chem Chem Phys 21, 4606-4612 (2019)
	A Broad HCO+ Absorption Line Associated with the Circumnuclear Torus of NGC 1052 S. Sawada-Satoh, D.-Y. Byun, S.-S. Lee, S.-J. Oh, D.-G. Roh, S. Kameno, J.-H. Yeom, D.-K. Jung, C. Oh, H.-R. Kim, and J.-Y. Hwang ApJL 872, L21 (2019)
	Nitrogen-containing Anions and Tholin Growth in Titan's Ionosphere: Implications for Cassini CAPS-ELS Observations D. Dubois, N. Carrasco, J. Bourgalais, L. Vettier, R. T. Desai, A. Wellbrock, and A. J. Coates ApJL 872, L31 (2019)
	Far-IR and UV spectral signatures of controlled complexation and microhydration of the polycyclic aromatic hydrocarbon acenaphthene A. K. Lemmens, S. Gruet, A. L. Steber, J. Antony, S. Grimme, M. Schnell, and A. M. Rijs Phys Chem Chem Phys 21, 3414-3422 (2019)
	State-of-the-art computation of the rotational and IR spectra of the methyl-cyclopropyl cation: hints on its detection in space C. Puzzarini, N. Tasinato, J. Bloino, L. Spada, and V. Barone Phys Chem Chem Phys 21, 3431-3439 (2019)
	Double resonance rotational spectroscopy of He-HCO+ T. Salomon, M. Töpfer, P. Schreier, S. Schlemmer, H. Kohguchi, L. Surin, and O. Asvany Phys Chem Chem Phys 21, 3440-3445 (2019)
	Rovibrational quantum dynamics of the vinyl radical and its deuterated isotopologues J. Šmydke, C. Fábri, J. Sarka, and A. G. Császár Phys Chem Chem Phys 21, 3453-3472 (2019)
	Accurate empirical rovibrational energies and transitions of H216O R. Tóbiás, T. Furtenbacher, J. Tennyson, and A. G. Császár Phys Chem Chem Phys 21, 3473-3495 (2019)
	The rotational spectrum of 15ND. Isotopic-independent Dunham-type analysis of the imidogen radical M. Melosso, L. Bizzocchi, F. Tamassia, C. Degli Esposti, E. Canè, and L. Dore Phys Chem Chem Phys 21, 3564-3573 (2019)
	Large amplitude vibrations of acetyl isocyanate, methyl cyanoformate, and acetyl cyanate S. Dalbouha and M. L. Senent Phys Chem Chem Phys 21, 3597-3605 (2019)
	The Gigahertz and Terahertz spectrum of monodeutero-oxirane (c-C2H3DO) S. Albert, Z. Chen, K. Keppler, P. Lerch, M. Quack, V. Schurig, and O. Trapp Phys Chem Chem Phys 21, 3669-3675 (2019)
	The Influence of H2O Pressure Broadening in High-metallicity Exoplanet Atmospheres E. Gharib-Nezhad and M. R. Line ApJ 872, 27 (2019)
	Laboratory Photochemistry of Covalently Bonded Fluorene Clusters: Observation of an Interesting PAH Bowl-forming Mechanism W. Zhang, Y. Si, J. Zhen, T. Chen, H. Linnartz, and A. G. G. M. Tielens ApJ 872, 38 (2019)
	Orion SrcI's Disk Is Salty A. Ginsburg, B. McGuire, R. Plambeck, John Bally, C. Goddi, and M. Wright ApJ 872, 54 (2019)
	Extremely High Excitation SiO Lines in Disk-outflow Systems in Orion Source I M. K. Kim, T. Hirota, M. N. Machida, Y. Matsushita, K. Motogi, N. Matsumoto, and M. Honma ApJ 872, 64 (2019)
	Chemical Network Reduction in Protoplanetary Disks R. Xu, X.-N. Bai, K. Öberg, and H. Zhang ApJ 872, 107 (2019)
	Toward More Reliable Analytic Thermochemical-equilibrium Abundances P. E. Cubillos, J. Blecic, and I. Dobbs-Dixon ApJ 872, 111 (2019)
	An aqueously altered carbon-rich Ceres S. Marchi, A. Raponi, T. H. Prettyman, M. C. De Sanctis, J. Castillo-Rogez, C. A. Raymond, E. Ammannito, T. Bowling, M. Ciarniello, H. Kaplan, E. Palomba, C. T. Russell, V. Vinogradoff, and N. Yamashita Nature Astron 3, 140-145 (2019)
	Ground-based detection of a cloud of methanol from Enceladus: when is a biomarker not a biomarker? E. Drabek-Maunder, J. Greaves, H. J. Fraser, and D. L. Clements Int J Astrobio 18, 25-32 (2019)
	Collecting amino acids in the Enceladus plume M. Guzman, R. Lorenz, D. Hurley, and W. Farrell Int J Astrobio 18, 47-59 (2019)
	Probing molecular and isotopic features of meteoritic insoluble organic matter by solid-state nuclear magnetic resonance spectroscopy with sub-milligram sample M. K. Pandey, Y. Nishiyama, and P. Tekely Meteor Planet Sci 54, 321-327 (2019)
	Molecular distribution, 13C-isotope, and enantiomeric compositions of carbonaceous chondrite monocarboxylic acids J. C. Aponte, H. K. Woodward, N. M. Abreu, J. E. Elsila, and J. P. Dworkin Meteor Planet Sci 54, 415-430 (2019)
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