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Publications 2025 - Spectroscopie


  • Safa Khemissi, Sven Herbers, I. Gulaczyk, M. Kręglewski, P. Asselin, S. Chawananon, Lam Nguyen, Isabelle Kleiner, Reinvestigation of the torsional ground state and the v26 = 1 state of s-trans-isoprene using jet-cooled microwave and infrared spectroscopies: Challenging high barrier internal rotation, J. Quant. Spectrosc. Radiat. Transf., 346, 109601, 10.1016/j.jqsrt.2025.10960, 2025

  • B.J. Esselman, M.G. Atwood, Lam Nguyen, J.F. Stanton, R.C. Woods, R.J. McMahon, Semi-experimental equilibrium structure (reSE) of thiophene: Attempting to resolve the heavy-atom problem with 46 isotopologues, J. Chem. Phys., 163, 144301, 10.1063/5.0292964, 2025

  • M. M. Patch, R. McClish, S. Panchagnula, D. B. Rap, S. Banhatti, Helgi Hrodmarsson, S. Brunken, H. Linnartz, A. G. G. M. Tielens, J. Bouwman, Radical isomerization upon dissociative electron ionization of anthracene and phenanthrene, Journal of the American Chemical Society, 147, 34508-3451, https://doi.org/10.1021/jacs.5c08619, 2025

  • P. Hardy, P. Rousselot, C. Richard, V. Boudon, Xavier Landsheere, Alexandre Voute, L. Manceron, Fridolin Kwabia-Tchana, A Cometary Fluorescence Model for the ν3 Vibrational Band of Cyanogen, The Astrophysical Journal, 988, 2, https://doi.org/10.3847/1538-4357/addf3e, 2025

  • Eleonore Antonelli, Lam Nguyen, Complex hyperfine-fine structure overlapping in the microwave spectrum of 3,4-lutidine, Phys. Chem. Chem. Phys., 27, 16135–1614, https://doi.org/10.1039/D5CP01704A, 2025

  • Helgi Hrodmarsson, L. Verstraete, E. Dartois, J. Fréreux, O. Lacinbala, L. Nahon, G.A. Garcia, T. Pino, P. Bréchignac, Photoionization of small neutral polycyclic aromatic hydrocarbons. Testing photoelectric models of interstellar dust, Astronomy & Astrophysics, 698, A202, https://doi.org/10.1051/0004-6361/202554245, 2025

  • Mike Barth, Lam Nguyen, 14N hyperfine structure and low methyl torsional barrier in 3-picoline: Insights from microwave spectroscopy and quantum chemistry, J. Phys. Chem. A,, 129, 5251–5258, https://doi.org/10.1021/acs.jpca.5c01723, 2025

  • Lam Nguyen, Sven Herbers, Xavier Landsheere, J.-U. Grabow, Passage And Resonance In Synergy - PARIS: A molecular jet chirp- and tone-excitation Fourier transform microwave spectrometer for broad acquisition and high resolution, Rev. Sci. Instrum., 96, 054706, https://doi.org/10.1063/5.0256434, 2025

  • Helgi Hrodmarsson, I. Aleman, A. Candian, S. Wiersma, J. Palotás, D. Dubois, A. Sidhu, D. Loru, P. Sundarajan, E. Sciamma-O’Brien, A.G.G.M. Tielens., The AstroPAH 10 Years of Science Review, Space Science Reviews, 221, 42, https://doi.org/10.1007/s11214-025-01161-x, 2025

  • R. Kamel, V. Boudon, C. Richard, E. Raddaoui, Xavier Landsheere, L. Manceron, Fridolin Kwabia-Tchana, New experimental spectra and quantitative modeling of the bending dyad of silane in the 900 cm−1 region for its 3 isotopologues, Molecules, 30, 1992, https://doi.org/10.3390/molecules30091992, 2025

  • A. Ebenbichler, M. Oncak, N. Przybilla, Helgi Hrodmarsson, J. V. Smoker, R. Lallement, A. Farhang, C. Bhatt, J. Cami, M. Cordiner, P. Ehrenfreund, N. L. J. Cox, J. Th. van Loon, B. Foing, The EDIBLES survey X. The 6196 Å diffuse interstellar band: Identification of side DIBs as indication for a small carrier molecule, Astronomy & Astrophysics, 695, A212, https://doi.org/10.1051/0004-6361/202453259, 2025

  • Safa Khemissi, L. Ferres, Lam Nguyen, Two coupled low-barrier large amplitude motions in 3,5-dimethylanisole studied by microwave spectroscopy, Molecules, 30, 1195, https://doi.org/10.3390/molecules30061195, 2025

  • A.Tamanai, T. Oyama, Y. Watanabe, T. Sakai, R. Nakatani, S. Zeng,, Isabelle Kleiner, N. Sakai, Laboratory Measurement of CH317OH transitions in the Frequency Range from 216 GHz to 264 GHz for Astronomical Application, Astrophys. J, 980, 110, https://doi.org/10.3847/1538-4357/ad9b16, 2025

  • K.P.R. Nair, K.G. Lengsfeld, P. Buschmann, K.J. Koziol, B.J. Esselman, J.-U. Grabow, Lam Nguyen, Structure determination of 2,5-difluorophenol by microwave spectroscopy, J. Mol. Struct., 1321, 139971, https://doi.org/10.1016/j.molstruc.2024.139971, 2025

  • T. Jayasekara, C. Miller, D. Marasinghe, M. J. Carrillo, M. Swann, M. J. Tubergen, Isabelle Kleiner, R. M. Gurusinghe, Exploring Low Barrier Quantum Tunneling and Structural Planarity in 3-Methylstyrene Conformers: Insights from Microwave Spectroscopy, J. Chem. Phys., 162, 0044303, https://doi.org/10.1063/5.0238251, 2025

  • Lam Nguyen, Quantum Tunneling: History and Mystery of Large Amplitude Motions over a Century, J. Phys. Chem. Lett., 16, 104–113, https://doi.org/10.1021/acs.jpclett.4c02914, 2025