Cologne Database for Molecular Spectroscopy
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Research
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138. L. Bonah, J.-C. Guillemin, A. Belloche, S. Thorwirth, H. S. P. Müller, and S. Schlemmer,
Leveraging MMW-MMW Double Resonance Spectroscopy to Understand the Pure Rotational Spectrum of Glycidaldehyde and 17 of its Vibrationally Excited States, submitted (2024).
137. L. Bonah, B. Helmstaedter, J.-C. Guillemin, S. Schlemmer, and S. Thorwirth,
Extending the rotational spectrum of cyclopentadiene towards higher frequencies and vibrational states, J. Mol. Spectrosc., accepted (2024).
136. T. Salomon, W. G. D. P. Silva, J. B. Dudek, J. Gauss, S. Schlemmer, J. van Wijngaarden, and S. Thorwirth,
High-resolution spectroscopy and structure of heavy carbon subchalcogenides: Tricarbon selenide, C3Se, J. Phys. Chem. A 128, 9218-9225 (2024).
135. D. F. Dinu, M. Ončák, S. Thorwirth, K. R. Liedl, S. Brünken, S. Schlemmer, and P. Jusko,
Zero-Point-Energy Driven Isotopic Exchange of the [H3O]- anion Probed by Mid-Infrared Action Spectroscopy, J. Am. Chem. Soc. 146, 21634-21641 (2024).
134. L. Bonah, S. Schlemmer, J.-C. Guillemin, M. E. Harding, and S. Thorwirth,
On the spectroscopy of phosphaalkynes: Millimeter- and submillimeter wave study of C2H5CP, J. Phys. Chem. A 128, 4859–4866 (2024).
133. S. Thorwirth, K. Steenbakkers, T. Danowski, P. Schmid, L. Bonah, O. Asvany, S. Brünken, and S. Schlemmer
Gas-phase infrared action spectroscopy of CH2Cl+ and CH3ClH+, likely protagonists in chlorine astrochemistry,
Molecules 29, 665 (2024).
132. P. B. Changala, N. L. Chen, H. L. Le, B. Gans, K. Steenbakkers, T. Salomon, L. Bonah, I. Schroetter, A. Canin, M.-A. Martin-Drumel, U. Jacovella, E. Dartois, S. Boyé-Péronne, C. Alcaraz, O. Asvany, S. Brünken, S. Thorwirth, S. Schlemmer, J. R. Goicoechea, G. Rouillé, A. Sidhu, R. Chown, D. Van De Putte, B. Trahin, F. Alarcón, O. Berné, E. Habart, and E. Peeters,
Astronomical CH3+ rovibrational assignments - A combined theoretical and experimental study validating observational findings in the d203-506 UV-irradiated protoplanetary disk,
Astron. Astrophys. 680, A19 (2023).
131. M. Bast, J. Böing, T. Salomon, S. Thorwirth, O. Asvany, M. Schäfer, and S. Schlemmer,
Ro-vibrational spectra of C-C stretching modes of C3H+ and HC3O+,
J. Mol. Spectrosc. 398, 111840 (2023).
130. W. G. D. P. Silva, J. Cernicharo, S. Schlemmer, N. Marcelino, J.-C. Loison, M. Agúndez, D. Gupta, V. Wakelam, S. Thorwirth, C. Cabezas, B. Tercero, J. L. Doménech, R. Fuentetaja, W.-J. Kim, P. de Vicente, and O. Asvany,
Discovery of H2CCCH+ in TMC-1,
Astron. Astrophys. 676, L1 (2023).
129. O. Berné, M.-A. Martin-Drumel, I. Schroetter, J. R. Goicoechea, U. Jacovella, B. Gans, E. Dartois, L. H. Coudert, E. Bergin, F. Alarcon, J. Cami, E. Roueff, J. H. Black, O. Asvany, E. Habart, E. Peeters, A. Canin, B. Trahin, C. Joblin, S. Schlemmer, S. Thorwirth, J. Cernicharo, M. Gerin, A. Tielens, M. Zannese, A. Abergel, J. Bernard-Salas, C. Boersma, E. Bron, R. Chown, S. Cuadrado, D. Dicken, M. Elyajouri, A. Fuente, K. D. Gordon, L. Issa, O. Kannavou, B. Khan, O. Lacinbala, D. Languignon, R. Le Gal, A. Maragkoudakis, R. Meshaka, Y. Okada, T. Onaka, S. Pasquini, M. W. Pound, M. Robberto, M. Röllig, B. Schefter, T. Schirmer, A. Sidhu, B. Tabone, D. Van De Putte, S. Vicente, and M. G. Wolfire,
Formation of the Methyl Cation by Photochemistry in a Protoplanetary Disk,
Nature 621, 56-59 (2023).
128. D. Gupta, W. G. D. P. Silva, J. L. Doménech, E. Plaar, S. Thorwirth, S. Schlemmer, and O. Asvany,
High-resolution rovibrational and rotational spectroscopy of singly deuterated cyclopropenyl cation, c-C3H2D+,
Faraday Discuss. 245, 298-308 (2023).
127. O. Asvany, S. Thorwirth, P. C. Schmid, T. Salomon, and S. Schlemmer,
High-resolution rovibrational and rotational spectroscopy of HCCCO+,
Phys. Chem. Chem. Phys. 25, 19740-19749 (2023).
126. P. C. Schmid, O. Asvany, T. Salomon, S. Thorwirth, and S. Schlemmer,
Leak-out Spectroscopy, A Universal Method of Action Spectroscopy in Cold Ion Traps,
J. Phys. Chem. A 126, 8111-8117 (2022). arXiv.org > arXiv:2209.13660
Cover page feature (This image was published in J. Phys. Chem. A 126, Schmid et al., Copyright ACS (2022):
125. D. Sundelin, A. N. Marimuthu, S. Thorwirth, S. Brünken, and W. D. Geppert,
Spectroscopic characterisation of the isomeric H2NCH+ and H2CNH+ radical cations,
J. Mol. Spectrosc. 387, 111640 (2022).
124. S. Thorwirth, O. Asvany, M. E. Harding, P. Jusko, M. C. McCarthy, S. Brünken, and S. Schlemmer,
Infrared action spectroscopy of fundamental nitrilium ions: protonated vinyl- and ethyl cyanide,
J. Mol. Spectrosc. 386, 111615 (2022).
123. P. C. Schmid, S. Thorwirth, C. P. Endres, Matthias Töpfer, A. Sanchez-Monge, A. Schwörer, P. Schilke, S. Schlemmer, and O. Asvany,
Rotational rest frequencies and first astronomical search of protonated methylamine,
Front. Astron. Space Sci. 8, 805162 (2022).
122. O. Zingsheim, H. S. P. Müller, L. Bonah, F. Lewen, S. Thorwirth, and S. Schlemmer,
(Sub-)millimeter-wave spectroscopy of gauche-propanal,
J. Mol. Spectrosc. 384, 111565 (2022). arXiv.org > astro-ph/2112.04945
121. O. Zingsheim, L. Bonah, F. Lewen, S. Thorwirth, H. S. P. Müller, and S. Schlemmer,
Millimeter-millimeter-wave double-modulation double-resonance spectroscopy,
J. Mol. Spectrosc. 381, 111519 (2021).
120. P. Jensen, J. Oomens, O. Asvany, S. Thorwirth, and H. S. P. Müller,
Laboratory spectroscopy for astrophysics: Festschrift for Stephan Schlemmer,
J. Mol. Spectrosc. 379, 111492 (2021).
119. A. N. Marimuthu, F. Huis in’t Veld, S. Thorwirth, B. Redlich, and S. Brünken,
Infrared predissociation spectroscopy of protonated methyl cyanide, CH3CNH+,
J. Mol. Spectrosc. 379, 111477 (2021).
118. C. P. Endres, G. Ch. Mellau, M. E. Harding, M.-A. Martin-Drumel, H. Lichau, and S. Thorwirth,
High-resolution infrared study of vinyl acetylene: the ν13 (214 cm−1) and ν18 (304 cm−1) fundamentals,
J. Mol. Spectrosc. 379, 111469 (2021).
117. D. Zeh, M. Bast, D. B. Rap, P. C. Schmid, S. Thorwirth, S. Brünken, S. Schlemmer, and M. Schäfer,
Cryogenic Messenger-IR Ion Spectroscopy study of phenol & aniline molecular ions and of the common fragment ion [C5H6]•+ formed by EI-MS,
J. Mol. Spectrosc. 378, 111453 (2021).
116. T. Salomon, J. B. Dudek, Y. Chernyak, J. Gauss, and S. Thorwirth,
Experimental and quantum-chemical characterization of heavy carbon subchalcogenides:
Infrared detection of SeC3Se,
J. Mol. Spectrosc. 378, 111456 (2021). arXiv.org > astro-ph/2105.01476
115. W. G. D. P. Silva, G. Daudet, S. Perez, S. Thorwirth, and J. van Wijngaarden,
Conformational preferences of diallylamine: A rotational spectroscopic and theoretical study,
J. Chem. Phys. 154, 164303 (2021).
114. O. Asvany, C. R. Markus, A. Roucou, S. Schlemmer, S. Thorwirth, and C. Lauzin,
The fundamental rotational transition of NO+,
J. Mol. Spectrosc. 378, 111447 (2021).
113. O. Asvany, C. R. Markus, K. Nagamori, H. Kohguchi, J. Furuta, K. Kobayashi, S. Schlemmer, and S. Thorwirth,
Pure rotational spectrum of CCl+,
Astrophys. J. 910, 15 (2021).
112. C. P. Endres, M.-A. Martin-Drumel, O. Zingsheim, L. Bonah, O. Pirali, T. Zhang, A. Sanchez-Monge, T. Möller, N. Wehres, P. Schilke, M. C. McCarthy, S. Schlemmer, P. Caselli, and S. Thorwirth,
SOLEIL and ALMA views on prototypical organic nitriles: C2H5CN,
J. Mol. Spectrosc. 375, 111392 (2021). Special Issue on Astronomical Spectroscopy
111. A. N. Marimuthu, D. Sundelin, S. Thorwirth, B. Redlich, W. Geppert, and S. Brünken,
Laboratory gas-phase spectra of [C3H3]+ isomers and isotopologues by IRPD spectroscopy,
J. Mol. Spectrosc. 374, 111377 (2020). Special Issue on Astronomical Spectroscopy
110. J. L. Doménech, O. Asvany, C. R. Markus, S. Schlemmer, and S. Thorwirth,
High-resolution infrared action spectroscopy of the fundamental vibrational band of CN+,
J. Mol. Spectrosc. 374, 111375 (2020). Special Issue on Astronomical Spectroscopy
arXiv.org > astro-ph/2103.00962
109. L. Roth, J. Boissier, A. Moullet, A Sanchez-Monge, K. de Kleer, M. Yoneda, R. Hikida, H. Kita, F. Tsuchiya, A. Blöcker, R. Randal Gladstone, D. Grodent, N. Ivchenko, E. Lellouch, K. D. Retherford, J. Saur, P. Schilke, D. Strobel, and S. Thorwirth,
An attempt to detect transient changes in Io's SO2 and NaCl atmosphere,
Icarus 350, 113925 (2020). arXiv.org > astro-ph/2006.10193
108. S. Thorwirth, M. E. Harding, O. Asvany, S. Brünken, P. Jusko, K. L. K. Lee, T. Salomon, M. C. McCarthy, and S. Schlemmer,
Descendant of the X-ogen carrier and a "mass of 69": Infrared action spectroscopic detection of HC3O+ and HC3S+,
Mol. Phys. 118, e1776409 (2020).
arXiv.org > astro-ph/2005.11515
107. H. S. P. Müller, S. Thorwirth, and F. Lewen,
Rotational spectroscopy of singly 13C substituted isotopomers of propyne and determination of a semi-empirical equilibrium structure,
J. Mol. Struct. 1207, 127769 (2020). arXiv.org > astro-ph/2001.11907
106. C. R. Markus, S. Thorwirth, O. Asvany, and S. Schlemmer,
High-resolution double resonance action spectroscopy in ion traps: vibrational and rotational fingerprints of CH2NH2+,
Phys. Chem. Chem. Phys. 21, 26406-26412 (2019).
105. K. L. K. Lee, S. Thorwirth, M.-A. Martin-Drumel, and M. C. McCarthy,
Generation and structural characterization of Ge carbides GeCn (n = 4,5,6) by laser ablation, broadband rotational spectroscopy, and quantum chemistry,
Phys. Chem. Chem. Phys. 21, 18911-18919 (2019).
104. S. Thorwirth, P. Schreier, T. Salomon, S. Schlemmer, and O. Asvany,
Pure rotational spectrum of CN+,
Astrophys. J. Lett. 882, L6 (2019).
103. P. Jusko, S. Brünken, O. Asvany, S. Thorwirth, A. Stoffels, L. van der Meer, G. Berden, B. Redlich, J. Oomens, and S. Schlemmer,
The FELion cryogenic ion trap beam line at the FELIX free-electron laser laboratory:
Infrared signatures of primary alcohol cations,
Faraday Discuss. 217, 172-202 (2019).
102. M.-A. Martin-Drumel, K. L. K. Lee, A. Belloche, O. Zingsheim, S. Thorwirth, H. S. P. Müller, F. Lewen, R.T. Garrod, K. M. Menten, M. C. McCarthy, and S. Schlemmer,
Submillimeter spectroscopy and astronomical searches of vinyl mercaptan, C2H3SH,
Astron. Astrophys. 623, A167 (2019). arXiv.org > astro-ph/1902.05833
101. H. S. P. Müller, A. Maeda, S. Thorwirth, F. Lewen, S. Schlemmer, I. R. Medvedev, M. Winnewisser, F. C. De Lucia, and E. Herbst,
Laboratory spectroscopic study of isotopic thioformaldehyde, H2CS, and determination of its equilibrium structure,
Astron. Astrophys. 621, A143 (2019). arXiv.org > astro-ph/1812.01554
100. T. Salomon, J. B. Dudek, S. Bentley, S. Schlemmer, and S. Thorwirth,
A continued investigation of carbon subsulfide, SCCCS, at 5μm: New hot bands and isotopic species,
J. Mol. Spectrosc. 356, 21-27 (2019).
99. W. Sun, R. L. Davis, S. Thorwirth, M. E. Harding, and J. van Wijngaarden,
A highly flexible molecule: The peculiar case of ethynyl isothiocyanate HCCNCS,
J. Chem. Phys. 149, 104304 (2018).
98. S. Thorwirth, M. E. Harding, J. B. Dudek, and M. C. McCarthy,
Equilibrium molecular structures of vinyl carbon chains: Vinyl acetylene, vinyl diacetylene, and vinyl cyanide,
J. Mol. Spectrosc. 350, 10-17 (2018).
97. O. Asvany, S. Thorwirth, B. Redlich, and S. Schlemmer,
Spectroscopy of the low-frequency vibrational modes of CH3+ isotopologues,
J. Mol. Spectrosc. 347, 1-6 (2018). Cover page feature (This image was published in J. Mol. Spectrosc. 347, Asvany et al., Copyright Elsevier (2018):
96. A. Roucou, G. Dhont, A. Cuisset, M.-A. Martin-Drumel, S. Thorwirth, D. Fontanari, and W. L. Meerts,
High resolution study of the ν2 and ν5 rovibrational fundamental bands of thionyl chloride:
interplay of an evolutionary algorithm and a line by line analysis,
J. Chem. Phys. 147, 054303 (2017).
95. O. Zingsheim, M.-A. Martin-Drumel, S. Thorwirth, S. Schlemmer, C. A. Gottlieb, J. Gauss, and M. C. McCarthy,
Germanium Dicarbide: Evidence for a T-shaped Ground State Structure,
J. Phys. Chem. Lett. 8, 3776-3781 (2017).
94. J. B. Dudek, T. Salomon, S. Fanghänel, and S. Thorwirth,
Carbon-sulfur chains: A high-resolution infrared and quantum-chemical study of C3S and SC7S,
Int. J. Quantum Chem. 117:e25414 (2017). Cover page feature (This image was published in Int. J. Quantum Chem. 117, Copyright Wiley (2017):
93. S. Thorwirth, T. Salomon, S. Fanghänel, J. R. Kozubal and J. B. Dudek,
High-resolution infrared fingerprints of carbon-sulfur clusters: The ν1 band of C5S,
Chem. Phys. Lett. 684, 262-266 (2017).
92. P. Jusko, A. Stoffels, S. Thorwirth, S. Brünken, S. Schlemmer, and O. Asvany,
High-resolution vibrational and rotational spectroscopy of CD2H+ in a cryogenic ion trap,
J. Mol. Spectrosc. 332, 59-66 (2017).
91. M. Nava, M. A. Martin-Drumel, C. A. Lopez, K. N. Crabtree, C. C. Womack, T. L. Nguyen, S. Thorwirth, C. C. Cummins, J. F. Stanton, and M. C. McCarthy,
Spontaneous and selective formation of HSNO, a crucial intermediate linking H2S and Nitroso chemistries,
J. Am. Chem. Soc. 138, 11441-11444 (2016).
90. B. A. McGuire, M. A. Martin-Drumel, S. Thorwirth, S. Brünken, V. Lattanzi, J. L. Neill, S. Spezzano, Z. Yu, D. P. Zaleski, A. J. Remijan, B. H. Pate, and M. C. McCarthy,
Molecular Polymorphism: Microwave Spectra, Equilibrium Structures, and an Astronomical Investigation of the HNCS Isomeric Family,
Phys. Chem. Chem. Phys. 18, 22693-22705 (2016). arXiv.org > astro-ph/1607.03799
89. M. A. Martin-Drumel, A. Roucou, G. G. Brown, S. Thorwirth, O. Pirali, G. Mouret, F. Hindle, M. C. McCarthy, and A. Cuisset,
High resolution spectroscopy of six SOCl2 isotopologues from the microwave to the far-infrared,
J. Chem. Phys. 144, 084305 (2016).
88. S. Thorwirth, V. Lutter, A. Javadi Javed, J. Gauss, and T. F. Giesen,
Gas-phase spectroscopic detection and structural elucidation of carbon-rich group 14 binary clusters: Linear GeC3Ge,
J. Phys. Chem. A 120, 254-259 (2016).
87. S. Thorwirth, M. A. Martin-Drumel, C. P. Endres, T. Salomon, O. Zingsheim, J. van Wijngaarden, O. Pirali, S. Gruet, F. Lewen, S. Schlemmer, and M. C. McCarthy,
An ASAP treatment of vibrationally excited S2O: The ν3 mode and the ν3+ν2-ν2 hot band,
J. Mol. Spectrosc. 319, 47-49 (2016).
86. Y. Gong, C. Henkel, S. Thorwirth, S. Spezzano, K. M. Menten, C. M. Walmsley, F. Wyrowski, R. Q. Mao, and B. Klein,
A 1.3 cm Line Survey toward Orion KL,
Astron. Astrophys. 581, A48 (2015). arXiv.org > astro-ph/1506.03235
85. M. C. McCarthy, F. Tamassia, and S. Thorwirth,
High-resolution rotational spectroscopy of iminosilylene, HNSi,
Mol. Phys. 113, 2204-2216 (2015). Special Issue in honour of John P. Maier
84. M. A. Martin-Drumel, C. P. Endres, O. Zingsheim, T. Salomon, J. van Wijngaarden, O. Pirali, S. Gruet, F. Lewen, S. Schlemmer, M. C. McCarthy, and S. Thorwirth,
The SOLEIL view on sulfur rich oxides: The S2O bending mode ν2 at 380 cm-1 and its analysis using an Automated Spectral Assignment Procedure (ASAP),
J. Mol. Spectrosc. 315, 72-79 (2015). Special Issue "Spectroscopy with Synchrotron Radiation"
83. S. Thorwirth, R. I. Kaiser, K. N. Crabtree, and M. C. McCarthy,
Spectroscopic and structural characterization of three silaisocyanides: Exploring an elusive class of reactive molecules at high resolution,
Chem. Commun. 51, 11305-11308 (2015).
82. J. Cernicharo, M. C. McCarthy, C. A. Gottlieb, M. Agundez, L. Velilla Prieto, J. H. Baraban, P. B. Changala, M. Guelin, C. Kahane, M. A. Martin-Drumel, N. A. Patel, N. J. Reilly, J. F. Stanton, G. Quintana-Lacaci, S. Thorwirth, and K. H. Young,
Discovery of SiCSi in IRC+10216: A missing link between gas and dust carriers of Si-C bonds,
Astrophys. J. 806, L3 (2015). arXiv.org > astro-ph/1505.01633
81. M. C. McCarthy, J. H. Baraban, P. B. Changala, J. F. Stanton, M.-A. Martin-Drumel, S. Thorwirth, C. A. Gottlieb, and N. J. Reilly,
Discovery of a missing link: Detection and structure of the elusive disilicon carbide cluster,
J. Phys. Chem. Lett. 6, 2107-2111 (2015).
80. L. A. Mück, S. Thorwirth, and J. Gauss,
The Semi-Experimental Equilibrium Structures of AlCCH and AlNC,
J. Mol. Spectrosc. 311, 49-53 (2015). Special Issue "Theory and Spectroscopy"
79. S. Thorwirth, V. Lattanzi, and M. C. McCarthy,
Phosphorus and silicon analogs of isocyanic acid: Microwave detection of HPCO and HNSiO,
J. Mol. Spectrosc. 310, 119-125 (2015). Special Issue in memory of Marilyn E. Jacox Cover page feature (This image was published in J. Mol. Spectrosc. 310, Thorwirth, Lattanzi, McCarthy, Copyright Elsevier (2015):
78. Y. Gong, C. Henkel, S. Spezzano, S. Thorwirth, K. M. Menten, F. Wyrowski, R. Q. Mao, and B. Klein,
A 1.3 cm Line Survey toward IRC+10216,
Astron. Astrophys. 574, A56 (2015).
arXiv.org > astro-ph/1412.2394
77. M. A. Martin-Drumel, J. van Wijngaarden, O. Zingsheim, F. Lewen, M. E. Harding, S. Schlemmer, and S. Thorwirth,
Millimeter- and submillimeter-wave spectroscopy of disulfur dioxide, OSSO,
J. Mol. Spectrosc. 307, 33-39 (2015).
76. M. C. McCarthy, V. Lattanzi, O. Martinez Jr., J. Gauss, and S. Thorwirth,
Spectroscopic Detection and Structure of Hydroxidooxidosulfur (HOSO) Radical,
an Important Intermediate in the Chemistry of Sulfur-Bearing Compounds,
J. Phys. Chem. Lett. 4, 4074-4079 (2013).
75. M. C. McCarthy, O. Martinez Jr., K. N. Crabtree, V. Lattanzi, S. E. Novick, and S. Thorwirth,
Detection of Nitrogen-Protonated Nitrous Oxide HNNO+ by Rotational Spectroscopy,
J. Phys. Chem. A 117, 9968-9974 (2013). Oka Festschrift: Celebrating 45 Years of Astrochemistry
74. K. N. Crabtree, O. Martinez Jr., L. Barreau, S. Thorwirth, and M. C. McCarthy,
Microwave Detection of Sulfoxylic Acid (HOSOH),
J. Phys. Chem. A 117, 3608-3613 (2013).
73. J. Krieg, V. Lutter, C. P. Endres, I. Keppeler, P. Jensen, M. E. Harding, J. Vázquez, S. Schlemmer, T. F. Giesen, and S. Thorwirth,
High-Resolution Spectroscopy of C3 around 3 μm,
J. Phys. Chem. A 117, 3332-3339 (2013).
72. O. Martinez Jr., V. Lattanzi, S. Thorwirth, and M. C. McCarthy,
Detection of Protonated Vinyl Cyanide, CH2CHCNH+, a Prototypical Branched Nitrile Cation,
J. Chem. Phys. 138, 094316 (2013).
71. V. Lattanzi, S. Thorwirth, C. A. Gottlieb, and M. C. McCarthy,
Two Isomers of Protonated Isocyanic Acid:
Evidence for an Ion-Molecule Pathway for HNCO-HOCN Isomerization,
J. Phys. Chem. Lett. 3, 3420-3424 (2012).
70. D. Herberth, O. Baum, O. Pirali, P. Roy, S. Thorwirth, K. M. T. Yamada, S. Schlemmer, and T. F. Giesen,
Far infrared Fourier-transform spectroscopy of mono-deuterated hydrogen peroxide HOOD,
J. Quant. Spectrosc. Radiat. Transfer 113, 1127-1133 (2012).
69. S. Spezzano, F. Tamassia, S. Thorwirth, P. Thaddeus, C. A. Gottlieb, and M. C. McCarthy,
A High-Resolution Isotopic Study of the Rotational Spectrum of c-C3H2,
Astrophys. J. Suppl. Ser. 200, 1 (2012).
68. L. A. Mück, V. Lattanzi, S. Thorwirth, M. C. McCarthy, and J. Gauss,
Cyclic SiS2 - a new perspective on the Walsh rules,
Angew. Chem. Int. Ed. 51, 3695-3698 (2012). Cyclisches SiS2 - die Walsh-Regeln in neuem Licht,
Angew. Chem. 124, 3755-3758 (2012).
67. S. Thorwirth, J. Krieg, V. Lutter, I. Keppeler, S. Schlemmer, M. E. Harding, J. Vázquez, and T. F. Giesen,
High-resolution OPO spectroscopy of Si2C3 at 5 μm: Observation of hot band transitions associated with ν3,
J. Mol. Spectrosc. 270, 75-78 (2011).
66. V. Lattanzi, C. A. Gottlieb, P. Thaddeus, S. Thorwirth, and M. C. McCarthy,
The rotational spectrum of protonated sulfur dioxide, HOSO+,
Astron. Astrophys. 533, L11 (2011).
65. S. Leurini, T. Pillai, T. Stanke, F. Wyrowski, L. Testi, F. Schuller, K. M. Menten, and S. Thorwirth,
The molecular distribution of the IRDC G351.77-0.51,
Astron. Astrophys. 533, A85 (2011).
arXiv.org > astro-ph/1108.2117
64. J. Krieg, A. Klemann, I. Gottbehüt, S. Thorwirth, T. Giesen, and S. Schlemmer,
A continuous-wave optical parametric oscillator around 5 micrometer wavelength for high-resolution spectroscopy,
Rev. Sci. Instrum. 82, 063105 (2011).
63. H. Beuther, H. Linz, Th. Henning, A. Bik, F. Wyrowski, F. Schuller, P. Schilke, S. Thorwirth, and K.-T. Kim,
Massive star formation at high luminosities: W31 at >106 Lo,
Astron. Astrophys. 531, A26 (2011).
arXiv.org > astro-ph/1104.2202
62. S. Thorwirth, L. A. Mück, J. Gauss, F. Tamassia, V. Lattanzi, and M. C. McCarthy,
Silicon Oxysulfide, OSiS: Rotational Spectrum, Quantum-Chemical Calculations, and Equilibrium Structure,
J. Phys. Chem. Lett. 2, 1228-1231 (2011).
61. R. Rolffs, P. Schilke, F. Wyrowski, C. Dullemond, K. M. Menten, S. Thorwirth, and A. Belloche,
Hot HCN around young massive stars at 0.1" resolution,
Astron. Astrophys. 529, A76 (2011).
arXiv.org > astro-ph/1103.2088
60. D. T. Halfen, D. J. Clouthier, L. M. Ziurys, V. Lattanzi, M. C. McCarthy, P. Thaddeus, and S. Thorwirth,
The Pure Rotational Spectrum of HPS (X1A'): Chemical Bonding in Second-Row Elements,
J. Chem. Phys. 134, 134302 (2011). pdf
59. M. C. McCarthy, C. A. Gottlieb, P. Thaddeus, S. Thorwirth, and J. Gauss,
Rotational Spectra and Equilibrium Structures of H2SiS and Si2S,
J. Chem. Phys. 134, 034306 (2011). pdf
58. C. Dedes, S. Leurini, F. Wyrowski, P. Schilke, K. M. Menten, S. Thorwirth, and J. Ott,
A study of three southern high-mass star-forming regions,
Astron. Astrophys. 526, A59 (2011).
arXiv.org > astro-ph/1010.3868
57. V. Lattanzi, P. Thaddeus, M. C. McCarthy, and S. Thorwirth,
Laboratory detection of protonated SO2 in two isomeric forms,
J. Chem. Phys. 133, 194305 (2010). pdf
56. V. Lattanzi, C. A. Gottlieb, P. Thaddeus, S. Thorwirth, and M. C. McCarthy,
The rotational spectrum of the NCO- anion,
Astrophys. J. 720, 1717-1720 (2010). pdf
55. V. Lattanzi, S. Thorwirth, D. T. Halfen, L. A. Mück, L. M. Ziurys, P. Thaddeus, J. Gauss, and M. C. McCarthy,
Bonding in the Heavy Analogue of Hydrogen Cyanide: The Curious Case of Bridged HPSi,
Angew. Chem. Int. Ed. 49, 5661-5664 (2010).
Die Bindungsverhältnisse in schweren Analoga des Cyanwasserstoffs: der merkwürdige Fall des HPSi,
Angew. Chem. 122, 5795-5798 (2010).
54. A. J. Walsh, S. Thorwirth, H. Beuther, and M. G. Burton,
Mopra line survey mapping of NGC 6334 I and I(N) at 3 mm,
Mon. Not. R. Astron. Soc. 404, 1396-1414 (2010).
arXiv.org > astro-ph/1001.3188
53. B. Parise, S. Leurini, P. Schilke, E. Roueff, S. Thorwirth, and D. Lis,
Deuterium chemistry in the Orion Bar PDR - "warm" chemistry starring CH2D+,
Astron. Astrophys. 508, 737-749 (2009).
arXiv.org > astro-ph/0909.4683
52. C. L. Brogan, T. R. Hunter, C. J. Cyganowski, R. Indebetouw, H. Beuther, K. M. Menten, and S. Thorwirth,
Digging into NGC 6334 I(N): Multiwavelength Imaging of a Massive Protostellar Cluster,
Astrophys. J. 707, 1-23 (2009). pdf
arXiv.org > astro-ph/0909.5256
51. S. Thorwirth and M. E. Harding,
Coupled-cluster calculations of C2H2Si and CNHSi structural isomers,
J. Chem. Phys. 130, 214303 (2009). pdf
50. K. M. Menten, R. Güsten, S. Leurini, S. Thorwirth, C. Henkel, B. Klein, C. Carilli, and M. J. Reid,
Submillimeter ground-state water and ammonia absorption by the peculiar z≈0.89 interstellar medium in the gravitational lens of the PKS1830-211 system,
Astron. Astrophys. 492, 725-730 (2008).
49. S. Thorwirth, J. Gauss, M. C. McCarthy, F. Shindo, and P. Thaddeus,
Rotational spectrum and equilibrium structure of silanethione, H2Si=S,
Chem. Commun., 5292-5294 (2008). pdf
48. S. Thorwirth, M. E. Harding, D. Muders, and J. Gauss,
The empirical equilibrium structure of diacetylene,
J. Mol. Spectrosc. 251, 220-223 (2008).
arXiv.org > physics/0802.4200
Special issue dedicated to the pioneering work of Drs. Edward A. Cohen and Herbert M. Pickett
47. S. Leurini, C. Hieret, S. Thorwirth, F. Wyrowski, P. Schilke, K. M. Menten, R. Güsten, and L. Zapata,
High mass star formation in the IRAS 17233-3606 region:
a new nearby and bright hot core in the southern sky,
Astron. Astrophys. 485, 167-175 (2008).
arXiv.org > astro-ph/0804.4495
46. D. McNaughton, P. D. Godfrey, R. D. Brown, S. Thorwirth, and J. U. Grabow,
FTMW and millimeter wave spectroscopy of PANHs: phenanthridine, acridine and 1,10-phenanthroline,
Astrophys. J. 678, 309-315 (2008). pdf
45. A. Belloche, K. M. Menten, C. Comito, H. S. P. Müller, P. Schilke, J. Ott, S. Thorwirth, and C. Hieret,
Detection of amino acetonitrile in SgrB2(N),
Astron. Astrophys. 482, 179-196 (2008).
arXiv.org > astro-ph/0801.3219
44. H. Beuther, A. Walsh, S. Thorwirth, Q. Zhang, T. R Hunter, S. T. Megeath, and K. M. Menten,
ATCA 3mm observations of NGC6334I and I(N): dense cores, outflows and an UCHII region,
Astron. Astrophys. 481, 169-181 (2008).
arXiv.org > astro-ph/0801.1778
43. K. M. Menten, A. Lundgren, A. Belloche, S. Thorwirth, and M. J. Reid,
A multi-transition submillimeter water maser study of evolved stars -
detection of a new line near 475 GHz,
Astron. Astrophys. 477, 185-192 (2008).
arXiv.org > astro-ph/0710.5225
42. A. J. Walsh, S. N. Longmore, S. Thorwirth, J. S. Urquhart, and C. R. Purcell,
New ammonia masers towards NGC6334I,
Mon. Not. R. Astron. Soc.: Letters 382, L35-L38 (2007).
arXiv.org > astro-ph/0711.1704
41. S. Thorwirth, P. Theulé, C. A. Gottlieb, M. C. McCarthy, and P. Thaddeus,
Rotational spectra of small PAHs: acenaphthene, acenaphthylene, azulene, and fluorene,
Astrophys. J. 662, 1309-1314 (2007). pdf
40. H. Beuther, A. Walsh, S. Thorwirth, Q. Zhang, T. R Hunter, S. T. Megeath, and K. M. Menten,
Hot ammonia in NGC6334I & I(N),
Astron. Astrophys. 466, 989-998 (2007). pdf
arXiv.org > astro-ph/0702190
39. D. McNaughton, P. D. Godfrey, R. D. Brown, and S. Thorwirth,
Millimetre Wave Spectroscopy of PANHs: Phenanthridine,
Phys. Chem. Chem. Phys. 9, 591-595 (2007). pdf
38. T. R. Hunter, C. L. Brogan, S. T. Megeath, K. M. Menten, H. Beuther, and S. Thorwirth,
Millimeter Multiplicity in NGC6334 I and I(N),
Astrophys. J. 649, 888-893 (2006). pdf arXiv.org > astro-ph/0605468
37. S. Thorwirth, P. Theulé, C. A. Gottlieb, H. S. P. Müller, M. C. McCarthy, and P. Thaddeus,
Rotational spectroscopy of S2O: vibrational satellites, 33S isotopomers, and the submillimeter-wave spectrum,
J. Mol. Struct. 795, 219-229 (2006). pdf
36. F. Wyrowski, K. M. Menten, P. Schilke, S. Thorwirth, and P. Bergman,
Revealing the environs of the remarkable southern hot core G327.3-0.6,
Astron. Astrophys. 454, L91-L94 (2006). pdf
arXiv.org > astro-ph/0605667
35. S. Leurini, R. Rolffs, S. Thorwirth, B. Parise, P. Schilke, C. Comito, F. Wyrowski, R. Güsten, P. Bergman, K. M. Menten and L.-Å. Nyman,
APEX 1 mm line survey of the Orion Bar,
Astron. Astrophys. 454, L47-L50 (2006). pdf
arXiv.org > astro-ph/0605714
34. P. Schilke, C. Comito, S. Thorwirth, F. Wyrowski, K. M. Menten, R. Güsten, P. Bergman, and L.-Å. Nyman,
Submillimeter spectroscopy of southern hot cores: NGC6334(I) and G327.3-0.6,
Astron. Astrophys. 454, L41-L45 (2006). pdf
arXiv.org > astro-ph/0605487
33. D. A. Neufeld, P. Schilke, K. M. Menten, M. G. Wolfire, J. H. Black, F. Schuller, H. S. P. Müller, S. Thorwirth, R. Güsten, and S. Philipp,
Discovery of interstellar CF+,
Astron. Astrophys. 454, L37-L40 (2006). pdf
arXiv.org > astro-ph/0603201
32. S. Brünken, H. S. P. Müller, S. Thorwirth, F. Lewen, and G. Winnewisser,
The rotational spectra of the ground and first excited bending states of deuterium isocyanide, DNC, up to 2 THz,
J. Mol. Struct. 780-781, 3-6 (2006).
31. S. Thorwirth, M. C. McCarthy, C. A. Gottlieb, P. Thaddeus, H. Gupta, and J. F. Stanton,
Rotational spectroscopy and equilibrium structures of S3 and S4,
J. Chem. Phys. 123, 054326 (2005). pdf
30. H. Beuther, S. Thorwirth, Q. Zhang, T. R. Hunter, S. T. Megeath, A. J. Walsh, and K. M. Menten,
High-spatial resolution observations of NH3 and CH3OH towards the massive twin cores NGC6334I & I(N),
Astrophys. J. 627, 834-844 (2005). pdf
29. S. Thorwirth, M. C. McCarthy, J. B. Dudek, and P. Thaddeus,
Fourier transform microwave spectroscopy of vinyldiacetylene, vinyltriacetylene and vinylcyanodiacetylene,
J. Chem. Phys. 122, 184308 (2005). pdf
28. S. Brünken, M. Behnke, S. Thorwirth, K. M. T. Yamada, T. Giesen, F. Lewen, J. Hahn, and G. Winnewisser,
Asymmetric Rotor Analysis of DSOD Spectra up to the rQ3 branch near 653 GHz,
J. Mol. Struct. 742, 237-242 (2005).
27. O. Desyatnik, L. Pszczolkowski, S. Thorwirth, T. M. Krygowski, and Z. Kisiel,
The rotational spectra, electric dipole moments and molecular structures of anisole and benzaldehyde,
Phys. Chem. Chem. Phys. 7, 1708-1715 (2005). pdf
amendment: Phys. Chem. Chem. Phys. 7, 2080-2080 (2005). pdf
26. C. Degli Esposti, L. Bizzocchi, P. Botschwina, K. M. T. Yamada, G. Winnewisser, S. Thorwirth, and P. Förster,
Vibrationally excited states of HC5N: millimeter-wave spectroscopy and coupled cluster calculations,
J. Mol. Spectrosc. 230, 185-195 (2005).
25. C. A. Gottlieb, S. Thorwirth, M. C. McCarthy, and P. Thaddeus,
The Radio Spectra of S3 and S4,
Astrophys. J. 619, 939-944 (2005). pdf
24. U. Fuchs, S. Brünken, G. W. Fuchs, S. Thorwirth, V. Ahrens, F. Lewen, S. Urban, T. Giesen, and G. Winnewisser,
High Resolution Spectroscopy of HCN Isotopomers: H13CN, HC15N, and H13C15N in the Ground and First Excited Bending Vibrational State,
Z. Naturforsch. 59a, 861-872 (2004).
23. L.-H. Xu, H. S. P. Müller, F. F. S. van der Tak, and S. Thorwirth,
The millimeter wave spectrum of perdeuterated methanol, CD3OD,
J. Mol. Spectrosc. 228, 220-229 (2004).
22. K. M. T. Yamada, C. Degli Esposti, P. Botschwina, P. Foerster, L. Bizzocchi, S. Thorwirth, and G. Winnewisser,
Millimeter-wave spectroscopy of HC5N in vibrationally excited states below 500 cm-1,
Astron. Astrophys. 425, 767-772 (2004). pdf
21. M. C. McCarthy, S. Thorwirth, C. A. Gottlieb, and P. Thaddeus,
Tetrasulfur, S4: Rotational Spectrum, Interchange Tunneling, and Geometrical Structure,
J. Chem. Phys. 121, 632-635 (2004). pdf
20. S. Thorwirth, H. S. P. Müller, H. Lichau, G. Winnewisser, and G. Ch. Mellau,
The submillimeter wave spectrum of the C4H4 isomer vinylacetylene,
J. Mol. Struct. 695-696, 263-267 (2004).
19. S. Thorwirth, M. C. McCarthy, J. B. Dudek, and P. Thaddeus,
High resolution microwave spectroscopy of the isomeric pair vinylcyanoacetylene and cyanovinylacetylene,
J. Mol. Spectrosc. 225, 93-95 (2004).
18. M. C. McCarthy, S. Thorwirth, C. A. Gottlieb, and P. Thaddeus,
The Rotational Spectrum and Geometrical Structure of Thiozone, S3,
J. Am. Chem. Soc. 126, 4096-4097 (2004).
17. G. Winnewisser, F. Lewen, S. Thorwirth, M. Behnke, J. Hahn, J. Gauss, and E. Herbst,
Gas-Phase Detection of HSOH - Synthesis via Flash-Vacuum Pyrolysis of Di-tert-butyl Sulfoxide and Rotational-Torsional Spectrum,
Chem. Eur. J. 9, 5501-5510 (2003).
16. M. Behnke, J. Suhr, S. Thorwirth, F. Lewen, H. Lichau, J. Hahn, J. Gauss, K. M. T. Yamada, and G. Winnewisser,
Gas-Phase Detection of Discharge-Generated DSOD,
J. Mol. Spectrosc. 221, 121-126 (2003).
15. F. Wyrowski, P. Schilke, S. Thorwirth, K. M. Menten, and G. Winnewisser,
Physical Conditions in the Protoplanetary Nebula CRL618 Derived From Observations of Vibrationally Excited HC3N,
Astrophys. J. 586, 344-355 (2003). pdf
14. S. Thorwirth, F. Wyrowski, P. Schilke, K. M. Menten, S. Brünken, H. S. P. Müller, and G. Winnewisser,
Detection of HCN Direct l-type transitions Probing Hot Molecular Gas in the Proto-Planetary Nebula CRL618,
Astrophys. J. 586, 338-343 (2003). pdf
13. S. Thorwirth, H. S. P. Müller, F. Lewen, S. Brünken, V. Ahrens, and G. Winnewisser,
A concise new look at the l-type spectrum of H12C14N,
Astrophys. J. 585, L163-L165 (2003). pdf
12. S. Thorwirth and H. Lichau,
The millimeter-wave spectrum and the dipole moment of vinylacetylene,
Astron. Astrophys. 398, L11-L13 (2003). pdf
11. P. Schilke, C. Comito and S. Thorwirth,
First Detection of Vibrationally Excited HNC in Space,
Astrophys. J. 582, L101-L104 (2003). pdf
10. L. Bizzocchi, C. Degli Esposti, S. Thorwirth, H. S. P. Müller, F. Lewen, and G. Winnewisser,
Rotational Spectroscopy of C-cyanophosphaethyne, NCCP, in States of Multiple Vibrational Excitation,
Phys. Chem. Chem. Phys. 3, 3490-3498 (2001). pdf
9. H. S. P. Müller, S. Thorwirth, D. A. Roth, and G. Winnewisser,
The Cologne Database for Molecular Spectroscopy, CDMS,
Astron. Astrophys. 370, L49-L52 (2001). pdf
8. J. E. Dickens, W. M. Irvine, A. Nummelin, H. Møllendal, S. Saito, S. Thorwirth, A. Hjalmarson, and M. Ohishi,
Searches for New Interstellar Molecules, Including a Tentative Detection of Aziridine and a Possible Detection of Propenal,
Spectrochim. Acta, Part A 57, 643-660 (2001).
7. S. Thorwirth, H. S. P. Müller, and G. Winnewisser,
Millimetre- and Submillimetre Wave Spectroscopy of 13C and 15N Isotopomers of Cyanoacetylene, HCCCN, in the Ground and Vibrationally Excited States,
Phys. Chem. Chem. Phys. 3, 1236-1241 (2001). pdf
6. L. Bizzocchi, S. Thorwirth, H. S. P. Müller, F. Lewen, and G. Winnewisser,
Submillimeter-wave Spectroscopy of Phosphaalkynes: HCCCP, NCCP, HCP, and DCP,
J. Mol. Spectrosc. 205, 110-116 (2001).
5. S. Thorwirth, H. S. P. Müller, F. Lewen. R. Gendriesch, and G. Winnewisser,
The submillimeter-wave spectrum of hydrogenisocyanide, HNC, in its (0,0,0) and (0,1,0) vibrational states up to 2 THz,
Astron. Astrophys. 363, L37-L39 (2000). pdf
4. S. Thorwirth, H. S. P. Müller, and G. Winnewisser,
The Millimeter- and Submillimeter Wave Spectrum of HC3N in the Ground and Vibrationally Excited States,
J. Mol. Spectrosc. 204, 133-144 (2000).
3. S. Thorwirth, R. Gendriesch, H. S. P. Müller, F. Lewen, and G. Winnewisser,
Pure Rotational Spectrum of Ethylenimine at 1.85 THz,
J. Mol. Spectrosc. 201, 323-325 (2000)
2. H. S. P. Müller, S. Thorwirth, L. Bizzocchi, and G. Winnewisser,
The Submillimeter-wave Spectrum of Propyne, CH3CCH,
Z. Naturforsch. 55a, 491-494 (2000).
1. S. Thorwirth, H. S. P. Müller, and G. Winnewisser,
The Millimeter- and Submillimeter-Wave Spectrum and the Dipole Moment of Ethylenimine,
J. Mol. Spectrosc. 199, 116-123 (2000).