024-07-16 New article published in Astronomy & Astrophysics »Rotational spectroscopy of CH3OD with a re-analysis of CH3OD toward IRAS 16293-2422*« V.V. Ilyushin, H.S.P. Müller, M.N. Drozdovskaya, J.K. Jørgensen, S. Bauerecker, C. Maul, R. Porohovoi, E.A. Alekseev, O. Dorovskaya, O. Zakharenko, F. Lewen, S. Schlemmer, L.-H. Xu, and R. M. Lees
2024-03-25 ‒ 27 Bunsen-Tagung 2024, Aachen »High resolution infrared spectroscopy and ro–vibrational analysis of the ν6 fundamental of 13CHF3: Line positions, energy structure, absolute line strengths«, presented by Sigurd Bauerecker
2023-08-28 ‒ 09-01 28th Colloquium on High-Resolution Molecular Spectroscopy, Dijon »Microwave spectra of the CD3OD and CH3OD methanol isotopologs up to 1.1 THz and their search toward IRAS 16293-2422«, presented by E.A. Alekseev »Isotopic substitution in polyatomic molecules: Comparative line position and line strength analysis of the ν2/ν4 dyad of 12CD4 and 13CD4«, presented by O.N. Ulenikov
2023-06-05 ‒ 07 Bunsen-Tagung 2023, Berlin »Expanded ro–vibrational analysis of the dyad region of CD4: Line positions and energy levels«, presented by Sigurd Bauerecker
2022-05-28 New article in Journal of Quantitative Spectroscopy and Radiative Transfer »Expanded ro–vibrational analysis of the dyad region of CD4: Line positions and energy levels« (doi: 10.1016/j.jqsrt.2022.108275)
2022-05-26 New article in Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy »High–resolution spectroscopy of C2H3D: Line positions and energy structure of the strongly interacting ν10, ν7, ν8, ν4 and ν6 bands« (doi: 10.1016/j.saa.2022.121401)
2022-05-13 New article in Optics and Spectroscopy »Self-broadening and Shifting Coefficients for the Spectral Lines in the First Overtone Band of HBr« (doi: 10.1134/S0030400X22010027)
2022-02-28 »Angesichts des Überfalls russischer Truppen auf die Ukraine ist eine Weiterführung der trilateralen Partnerschaftsprojekte derzeit weder möglich noch erwünscht. Zahlungen an russische Institutionen sind bis auf Weiteres nicht mehr möglich.« (Mitteilung der Volkswagen-Stiftung)
2022-02-10 New article in Astronomy & Astrophysics »Rotational and rovibrational spectroscopy of CD3OH and an account on CD3OH toward IRAS 16293-2422*« (doi: 10.1051/0004-6361/202142326)
2021-10-01 New article in Оптика и спектроскопия »Коэффициенты самоуширения и сдвига линий в полосе первого обертона молекулы HBr« (doi: 10.21883/OS.2021.12.51731.2383-21)
2021-09-28 New article submitted to Astronomy & Astrophysics »Rotational and rovibrational spectroscopy of CD3OH and an account on CD3OH toward IRAS 16293-2422*«
2021-08-29‒09-03 27th Colloquium on High-Resolution Molecular Spectroscopy, Cologne »Going to higher J values: new measurements and assignments in the vt = 0, 1 torsional states of CD3OH and CH3OD«, presented by Vadim Ilyushin.
2021-06-21‒25 2021 International Symposium on Molecular Spectroscopy, online everywhere »New measurements and assignments in the vt = 0, 1, 2 torsional states of CD3OH and CH3OD: From millimeter-wave to FIR spectra«, presented by Vadim Ilyushin.
2021-06-08 New article in Physical Chemistry Chemical Physics »Ultraviolet photodissociation dynamics of PCl3 at 235 nm: three-dimensional ion imaging and theoretical analysis« (doi: 10.1039/D1CP01396C )
2021-05-26 New article in Journal of Quantitative Spectroscopy and Radiative Transfer »Line strengths, widths and shifts analysis of the 2ν2, ν2+ν4 and 2ν4 bands in 28SiH4, 29SiH4 and 30SiH4« (doi: 10.1016/j.jqsrt.2021.107683)
2021-05-17 New article in Journal of Quantitative Spectroscopy and Radiative Transfer »Line strength analysis of the second overtone 3ν2 band of D232S« (doi: 10.1016/j.jqsrt.2021.107686)
2020-12-08 New article in AIP Conference Proceedings »Three-dimensional ion imaging study of PCl3 photodissociation at 235 nm«, by Alexey Chichinin, Christof Maul, and Karl-Heinz Gericke (doi: 10.1063/5.0034239)
2020-06-22‒26 I2020 International Symposium on Molecular Spectroscopy, Champaign-Urbana, Illinois/USA »Vibration-torsion-rotation interactions in methyl mercaptan CH3SH: vt=3,4 torsional, C–S stretching, and CSH bending vibrational states«, presented by Vadim Ilyushin.
2020-06-05 New article in Journal of Quantitative Spectroscopy and Radiative Transfer »Comprehensive ro-vibrational analysis of di-deuterated hydrogen sulfide in the region of the v2, 2v2 and 2v2 - v2 bands: The D232S, D234S, and D233S isotopologues« (doi: 10.1016/j.jqsrt.2020.107106)
2020-02-20 New article in Journal of Quantitative Spectroscopy and Radiative Transfer »Extended High Resolution Analysis of the Second Triad of D232S, D233S and D234S« (doi: 10.1016/j.jqsrt.2020.106879)
2019-12-23 New article in Journal of Quantitative Spectroscopy and Radiative Transfer »Experimental line strengths of the 5v2 band of H232S in comparison with the results of ''variational" calculation and HITRAN database« (doi: 10.1016/j.jqsrt.2019.106812)
2019-12-06 New Grant: Volkswagen Foundation funds trilateral German-Russian-Ukrainian research project »Vibrationally excited states of organic molecules in space and in atmospheres - spectroscopic and theoretical studies« with a total of € 300.000.
2019-11-05 Bruker Optik Anwendertreffen, Ettlingen Talk: »All-Chemie im Labor - Spektroskopie von seltenen Isotopomeren und verbotenen Übergängen«
2019-10-24 New article in Journal of Quantitative Spectroscopy and Radiative Transfer »Extended FTIR high resolution analysis of hydrogen sulfide in the region of the second hexad: line positions and ro-vibrational energies of H2MS (M = 32, 33, 34)« (doi: 10.1016/j.jqsrt.2019.106710)
2019-09-26 New article in Journal of Molecular Structure »Microwave and FIR spectroscopy of dimethylsulfide in the ground, first and second excited torsional states« (doi: 10.1016/j.molstruc.2019.127114)
2019-07-03 New article in Journal of Molecular Spectroscopy »The torsional fundamental band and high-J rotational spectra of the ground, first and second excited torsional states of acetone« (doi: 10.1016/j.jms.2019.06.008)
2019-06-17−21 74th International Symposium on Molecular Spectroscopy, Champaign-Urbana, Illinois/USA 1) »Isolated small-amplitude fundamental embedded in a pure torsional bath: FIR and microwave spectra of the v10 vibrational state and hot torsional bands of acetaldehyde«, presented by Vadim Ilyushin. 2) »Vibration-torsion-rotation interactions in molecules with a C3v top and Cs frame: vt=3,4 torsional and C–S stretching vibrational states of methyl mercaptan CH332SH«, presented by Vadim Ilyushin.
2019-05-13−15 VolkswagenStiftung Status Symposium, Dresden Trilateral Partnerships - Cooperation Projects between Scholars and Scientists from Ukraine, Russia, and Germany Talk: »Sulfur in astrochemistry and astrobiology - Laboratory and theoretical studies« Lightning Talk: »Seeking to understand astrochemically relevant sulfur compounds«, presented by Kyril Berezkin Poster: »Spectroscopy for astrophysics: Sulfur derivatives of floppy molecules«, presented by Vadim Ilyushin Poster: »H2S bending fundamental band revised: Line positions, line strengths, and pressure broadening of the v2 and 2v2-v2 bands«, presented by Christian Sydow
2019-01-06 New article in Journal of Quantitative Spectroscopy and Radiative Transfer »Extended analysis of the FTIR high-resolution spectrum of of HD32S and HD34S in the region of the v2 band: Positions and strengths of individual lines« (doi: 10.1016/j.jqsrt.2018.12.040)
2018-12-18 ...and here comes the English translation Secondary Electron and Negative-Ion Emission from Metal Surface under the Bombardment by Positive Ions (H+, Cl+, HCl+) (download) (doi: 10.3103/S1068335618100044)
2018-11-10 For those who are able to read and understand Russian - new article in Краткие сообщениния по физике ФИАЛ (English translation will follow) »Соударения положительных ионов (H+, Cl+, HCl+) с металлической поверхностью: эмиссия вторичных электронов и отрицательных ионов« (download)
2018-11-06 New article in Journal of Quantitative Spectroscopy and Radiative Transfer: »Extended analysis of the FTIR high-resolution spectrum of D232S in the region of the v2 band« (doi: 10.1016/j.jqsrt.2018.12.007)
2018-09-07 phyphox in der Hochschullehre, Aachen: »VIS-Spektroskopie mit einfachen Mitteln – ein Proof of Concept«, poster contribution by Hendrik Marx and Christof Maul
2018-09-03–07 25th International Conference on High Resolution Molecular Spectroscopy, Bilbao, Spain: 1) »Isolated small-amplitude fundamental embedded in a pure torsional bath: assignment and fit of the FIR and microwave spectra of the v10 vibrational state of acetaldehyde«, presented by Vadim Ilyushin, 2) »High resolution study of Hexades of H2MS«, presented by Oleg Ulenikov.
2018-07-24–28 International Conference on Combustion Physics and Chemistry, Samara, Russia: 1) »Double-arm three-dimensional ion imaging apparatus for the study of ion pair channels in resonance enhanced multiphoton ionization «, presented by Alexey Chichinin, 2) »Photodissociation dynamics of SCl2: resonance enhanced multi-photon ionization/time-of-flight mass spectroscopy study «, presented by Alexey Chichinin
2018-06-18–22 73rd International Symposium on Molecular Spectroscopy, Champaign-Urbana, Illinois/USA: »A new multi-state vibration-torsion-rotation fitting program for molecules with a C3v top and Cs frame: application to the v10 band of acetaldehyde«, presented by Vadim Ilyushin.
2018-05-15 New article in Journal of Quantitative Spectroscopy and Radiative Transfer: »Extended analysis of the high resolution FTIR spectra of H2MS (M=32,33,34,36) in the region of the bending fundamental band: The v2 and 2v2 - v2 bands: Line positions, strengths, and pressure broadening widths« (doi: 10.1016/j.jqsrt.2018.05.009)
2018-05-11 Bunsentagung 2018, Hannover, Germany: »High-resolution FTIR spectroscopy of extraterrestrially relevant molecules in the 400 - 800 cm-1 band region: ν2 band of 32S16O2«, presented by Sigurd Bauerecker.
2017-09-29 2nd German-Japanese Research Symposium, Braunschweig »Laser-based and infrared spectroscopy in environmental, atmospheric, and astrophysical contexts«
2017-09-12 IBER 2017, Barcelona »Multiphoton fragmentation of deuterium chloride (DCl) - a 3D Imaging study«
2017-07-07 New article in Journal of Quantitative Spectroscopy and Radiative Transfer »First high resolution analysis of the 3v2 and 3v2 - v2 bands of 32S16O2« (doi: 10.1016/j.jqsrt.2017.07.012)
2017-06-20 72nd International Symposium on Molecular Spectroscopy, Champaign-Urbana, Illinois/USA »Microwave and FIR spectroscopy of dimethylsulfide in the ground, first, and second excited torsional states«, presented by Vadim Ilyushin.
2017-06-07 New article in Journal of Quantitative Spectroscopy and Radiative Transfer »High-resolution spectroscopy and global analysis of CF4 rovibrational bands to model its atmospheric absorption« (doi: 10.1016/j.jqsrt.2017.06.039)
2017-04-01 New article in Journal of Quantitative Spectroscopy and Radiative Transfer »Study of highly excited ro-vibrational states of S18O2 from “hot” transitions: The bands ν1+ν2+ν3−ν2, 2ν1+ν2−ν2, and 2ν2+ν3−ν2« (doi: 10.1016/j.jqsrt.2017.04.004)
2017-03-01 Moved into a new old building. New location is Gaußstr. 17, 38106 Braunschweig, room 004. Telephone has remained unchanged: +49 531 391 7382.
2017-01-01 New article in Journal of Quantitative Spectroscopy and Radiative Transfer »Ethylene-1-13C (13C12CH4): First analysis of the ν2, ν3 and 2ν10 bands and re–analysis of the ν12 band and of the ground vibrational state« (doi: 10.1016/j.jqsrt.2016.10.009)
2016-10-05 Tim has handed in his B.Sc. thesis. Congratulations!
2016-09-28 New article in Journal of Quantitative Spectroscopy and Radiative Transfer »First study of the rovibrational structur of the g-symmetry vibrational states of C2D4 from the analysis of hot bands: The ν7+v10–v10 and ν10+v12–v10 bands« (doi: 10.1016/j.jqsrt.2016.09.014)
2016-08-21 New article in Journal of Quantitative Spectroscopy and Radiative Transfer »First high resolution analysis of the 2ν1, 2ν3, and ν1+ν3 bands of S18O2« (doi: 10.1016/j.jqsrt.2016.08.008)
2016-08-01 Tim Blinzer takes up his B.Sc. thesis work on »Calibration of particle size measurements in aerosol phase using FTIR spectroscopy«
2016-07-29 New article in Journal of Quantitative Spectroscopy and Radiative Transfer »First high resolution study of the interacting ν8+v10, ν6+v10, ν6+v7 bands and re-analysis of the ν7+v8 band of trans-d2-ethylene« (doi: 10.1016/j.jqsrt.2016.06.040)
2016-04-25 Patrick has handed in his B.Sc. thesis. Congratulations!
2016-04-16 New article in Journal of Quantitative Spectroscopy and Radiative Transfer »Study of resonance interactions in polyatomic molecules on the basis of highly accurate experimental data: Set of strongly interacting bands ν10(B1), ν7(B2), ν4(A2), ν8(B2), ν3(A1) and ν6(B1) of CH2=CD2« (doi: 10.1016/j.jqsrt.2016.04.001)
2016-04-08 New article in Journal of Quantitative Spectroscopy and Radiative Transfer »First high resolution analysis of the ν1+v2 and ν2+ν3 bands of S18O2« (doi: 10.1016/j.jqsrt.2016.03.038)
2016-02-24 Patrick Basan takes up his B.Sc. thesis work on »Setup of a laboratory experiment for the Raman spectroscopy of fluids«
2016-02-18 New article in Review of Scientific Instruments »Double-arm three-dimensional ion imaging apparatus for the study of ion pair channels in resonance enhanced multiphoton ionization« (doi: 10.1063/1.4936984)
2015-11-17 New article in Journal of Molecular Spectroscopy »Ro-vibrational analysis of hot bands in 13C2H4: The bands ν7+ν10-ν10 and ν10+ν12-ν10« (doi: 10.1016/j.jms.2015.08.010)
2015-11-06 New article in Journal of Quantitative Spectroscopy and Radiative Transfer »Re-analysis of the high resolution FTIR spectrum of C2H2D2-cis in the region of 1280 – 1400 cm-1« (doi: 10.1016/j.jqsrt.2015.10.011)
2015-07-15 Patrick Kurle has handed in his B.Sc. thesis: »Diode Laser Absorption Spectroscopy of Rubidium Atoms«
2015-06-30 New article in Journal of Quantitative Spectroscopy and Radiative Transfer »Precise ro-vibrational analysis of molecular bands forbidden in absorption: The ν8+ν10 band of 13C2H4« (doi: 10.1016/j.jqsrt.2015.06.006)
2015-04-25 New article in Journal of Quantitative Spectroscopy and Radiative Transfer »Study of the high resolution FTIR spectrum of CH2=CD2 in the region of 1300–1450 cm-1: The v12(A1) and 2v10(A1) bands« (doi: 10.1016/j.jqsrt.2015.04.008)
2015-04-15 Patrick Kurle took up his B.Sc. thesis work on »Diode Laser Absorption Spectroscopy of Rubidium Atoms«
2015-04-01–30 G-RISC grants funding of a scientific visit of Vera Baturo from the Pravilov group at St. Petersburg State University for studying »3D imaging of photoionization/fragmentation of highly excited states of diatomic molecules«.
2015-01-20 We are currently looking for a B.Sc. or M.Sc. candidate for an interdisciplinary project dealing with the spectroscopy of freezing water ice particles and their role in planet formation processes (in collaboration with the Blum group and the Bauerecker group)
2014-08-17–22 Three contributions at the Stereodynamics 2014 conference in St. Petersburg, Russia, with M. Poretskiy, A.I. Chichinin, and K.-H. Gericke 1) »Probabilities for 2- and 3-photon absorption, ion pair channel (H+ + Cl-) in REMPI of HCl, and emission from metal surface of e-, H-, and HCl- ions under the bombardment by H+, Cl+, and HCl+ ions« 2) »Two- and three-photon absorption cross section measurement in case of HCl photoionization and photodissociation by means of 3D-imaging method« 3) »Surface scattering of H- and HCl- ions, resulting from the recharge of H+ and HCl+« (Best Poster Award)
2013-05-10 Ignacio Vespoli has returned to Neuquén, Argentina, after doing a remarkably good job in the lab investigating the Cl2 spectra in the visible. Thanks for your work and good luck for your future!
2013-04-01 –2013-08-31 G-RISC funds scientific visit of Nicole Teschmit St. Petersburg State University for studying »non-adiabatic transitions in halogen molecules in excited states populated optically and collisionally« with Anatoliy Pravilov.
2012-12-01 The Braunschweig measurements of line shifts and broadenings for HI enter the HITRAN database.
2012-11-15–16 Thomas Forsting, Ignacio Vespoli, and Christof Maul attend the EUMETRISPEC workshop, Wolfenbüttel/Braunschweig »Quantum state selective detection of molecular chlorine by high-resolution cavity ring-down spectroscopy«
2012-10-01–11-30 Jingming Long (Universität von Island, Reykjavik): visiting researcher in Braunschweig (ion pair dynamics)
2012-10-01–2013-03-31 Ignacio Vespoli (Universidad Nacional del Comahue, Neuquén, Argentinien) zu Gast in Braunschweig (cavity ringdown spectroscopy)
2012-08-01–09-30 Michael Schiller zu Gast im Labor von Agust Kvaran, Universität von Island, Reykjavik (ion pair dynamics)
2012-07-20–08-20 Ruslan Asfin (Staatliche Universität St. Petersburg, Russland) zu Gast in Braunschweig (high resolution FTIR spectroscopy)
2012-04-12 DFG fördert Zusammenarbeit mit Agust Kvaran, Universität von Island, Reykjavik: "Rydberg resonance enhanced photofragmentation of small molecules into ion pairs"
