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Dr. Oldrich Novotny

Group leader CSR

Contact  Phone: +49 6221 516-547
Office: GE 214
E-Mail
46Autodetachment of Diatomic Carbon Anions from Long-Lived High-Rotation Quartet States

V. C. Schmidt, R. Čurík, M. Ončák, K. Blaum, S. George, J. Göck, M. Grieser, F. Grussie, R. von Hahn, C. Krantz, H. Kreckel, O. Novotný, K. Spruck, and A. Wolf
Physical Review Letters 133, 183001 (2024)

45Unimolecular processes in diatomic carbon anions at high rotational excitation

V. C. Schmidt, R. Curík, M. Oncák, K. Blaum, S. George, J. Göck, M. Grieser, F. Grussie, R. von Hahn, C. Krantz, H. Kreckel, O. Novotný, K. Spruck, and A. Wolf
Physical Review A 110, 042828 (2024)

44Multiple differential electron spectra from detachment in collisions of 30–300-keV anions with atoms and molecules

M. Schulz, F. Herrmann, W. Zhang, D. V. Chicharro, A. Dorn, M. Grieser, F. Grussie, H. Kreckel, O. Novotny, F. Trost, A. Wolf, T. Pfeifer, C. D. Schröter, and R. Moshammer
Physical Review A 110, 022818 (2024)

43Dissociative recombination of rotationally cold ArH+

Ábel Kálosi, M. Grieser, L. W. Isberner, H. Kreckel, Åsa Larson, D. A. Neufeld, A. E. Orel, D. Paul, D. W. Savin, S. Schippers, V. C. Schmidt, A. Wolf, M. G. Wolfire, and O. Novotný
Physical Review A 110, 022816 (2024)

42Absolute rate coefficient measurements of the reactions of vibrationally cold HD+ and H3+ ions with neutral C atoms

F. Grussie, L. Berger, M. Grieser, Ábel Kálosi, D. Müll, O. Novotný, A. Znotins, F. Dayou, X. Urbain, and H. Kreckel
Physical Review A 109, 062804 (2024)

41Merged-Beams Study of the Reaction of Cold HD+ with C Atoms Reveals a Pronounced Intramolecular Kinetic Isotope Effect

F. Grussie, L. Berger, M. Grieser, Ábel Kálosi, D. Müll, O. Novotný, A. Znotins, F. Dayou, X. Urbain, and H. Kreckel
Physical Review Letters 132, 243001 (2024)

40Dissociative Recombination of Rotationally Cold OH+ and Its Implications for the Cosmic Ray Ionization Rate in Diffuse Clouds

Ábel Kálosi, L. Gamer, M. Grieser, R. von Hahn, L. W. Isberner, J. I. Jaeger, H. Kreckel, D. A. Neufeld, D. Paul, D. W. Savin, S. Schippers, V. C. Schmidt, A. Wolf, M. G. Wolfire, and O. Novotný
The Astrophysical Journal Letters 955, L26 (2023)

39Near-thermo-neutral electron recombination of titanium oxide ions

N. Jain, Ábel Kálosi, F. Nüsslein, D. Paul, P. Wilhelm, S. G. Ard, M. Grieser, R. von Hahn, M. C. Heaven, E. Miliordos, D. Maffucci, N. S. Shuman, A. A. Viggiano, A. Wolf, and O. Novotný
The Journal of Chemical Physics 158, 144305 (2023)

38Experimental Determination of the Dissociative Recombination Rate Coefficient for Rotationally Cold CH+ and Its Implications for Diffuse Cloud Chemistry

D. Paul, M. Grieser, F. Grussie, R. von Hahn, L. W. Isberner, Ábel Kálosi, C. Krantz, H. Kreckel, D. Müll, D. A. Neufeld, D. W. Savin, S. Schippers, P. Wilhelm, A. Wolf, M. G. Wolfire, and O. Novotný
The Astrophysical Journal 939, 122 (2022)

37Isochronous mass spectrometry in an electrostatic storage ring

M. Grieser, V. C. Schmidt, K. Blaum, F. Grussie, R. von Hahn, A. Kalosi, H. Kreckel, D. Müll, O. Novotný, F. Nüsslein, and A. Wolf
Review of Scientific Instruments 93, 063302 (2022)

36Laser-probing the rotational cooling of molecular ions by electron collisions

A. Kalosi, M. Grieser, R. von Hahn, U. Hechtfischer, C. Krantz, H. Kreckel, D. Müll, D. Paul, D. W. Savin, P. Wilhelm, A. Wolf, and O. Novotny
Physical Review Letters 128, 183402 (2022)

35Metastable states of Si observed in a cryogenic storage ring

D. Müll, F. Grussie, K. Blaum, S. George, J. Goeck, M. Grieser, R. von Hahn, Z. Harman, Á. Kálosi, C. H. Keitel, C. Krantz, C. Lyu, O. Novotny, F. Nüsslein, D. Paul, V. C. Schmidt, S. Singh, S. Kumar, X. Urbain, A Wolf, and H. Kreckel
Physical Review A 104, 032811 (2021)

34Transverse electron cooling of heavy molecular ions

C. Krantz, H. Buhr, M. Grieser, M. Lestinky, O. Novotny, S. Novotny, D. A. Orlov, R. Repnow, A. S. Terekhov, P. Wilhelm, and A Wolf
Physical Review Accelerators and Beams 24, 050101 (2021)

33Experimental Study on CH+ Formation from Doubly Charged Carbon and Molecular Hydrogen

R. Plasil, S. Rednyk, A. Kovalenko, T. D. Tran, S. Roucka, P. Dohnal, O. Novotny, and J. Glosik
Astrophysical Journal 910, 155 (2021)

32Quantum-state–selective electron recombination studies suggest enhanced abundance of primordial HeH+

O. Novotný, P. Wilhelm, D. Paul, A. Kalosi, S. Saurabh, A. Becker, K. Blaum, S. George, J. Göck, M. Grieser, F. Grussie, R. von Hahn, C. Krantz, H. Kreckel, C. Meyer, P. M. Mishra, D. Müll, F. Nüsslein, D. A. Orlov, M. M. Rimmler, V. C. Schmidt, A. Shornikov, A. S. Terekhov, S. Vogel, D. Zajfman, and A. Wolf
Science 365, 676-679 (2019)

31Roadmap on photonic, electronic and atomic collision physics: II. Electron and antimatter interactions

S. Schippers, E. Sokell, F. Aumayr, H. Sadeghpour, K. Ueda, I. Bray, K. Bartschat, A. Murray, J. Tennyson, A. Dorn, M. Yamazaki, M. Takahashi, N. Mason, O. Novotný, A. Wolf, L. Sanche, M. Centurion, Y. Yamazaki, G. Laricchia, C. M Surk, J. Sullivan, G. Gribakin, D. W. Savin, Y. Ralchenko, R. Hoekstra, and G. O'Sullivan
Journal of Physics B: Atomic, Molecular and Optical Physics 52, 171002 (2019)

30Astrochemical studies at the Cryogenic Storage Ring

H. Kreckel, O. Novotný, and A. Wolf
Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences 377, 0412 (2019)

29Dissociative Recombination Measurements of Chloronium Ions (D2Cl+) Using an Ion Storage Ring

O. Novotny, H. Buhr, W. Geppert, M. Grieser, M. Hamberg, C. Krantz, M. B. Mendes, A. Petrignani, R. Repnow, D. W. Savin, D. Schwalm, J. Stutzel, and A. Wolf
Astrophysical Journal 862, 166 (2018)

28Radiative Rotational Lifetimes and State-Resolved Relative Detachment Cross Sections from Photodetachment Thermometry of Molecular Anions in a Cryogenic Storage Ring.

C. Meyer, A. Becker, K. Blaum, C. Breitenfeldt, S. George, J. Göck, M. Grieser, F. Grussie, E. A. Guerin, R. von Hahn, P. Herwig, C. Krantz, H. Kreckel, J. Lion, S. Lohmann, P. M. Mishra, O. Novotny, A. O'Connor, R. Repnow, S. Saurabh, D. Schwalm, L. Schweikhard, K. Spruck, S. Kumar, S. Vogel, and A. Wolf
Physical Review Letters 119, 023202 (2017)

27Single-particle detection of products from atomic and molecular reactions in a cryogenic ion storage ring

C. Krantz, O. Novotny, A. Becker, S. George, M. Grieser, R. von Hahn, C. Meyer, S. Schippers, K. Spruck, S. Vogel, and A. Wolf
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment 851, 92-102 (2017)

26The Cryogenic Storage Ring CSR

R. von Hahn, A. Becker, F. A. Berg, K. Blaum, C. Breitenfeldt, H. Fadil, F. Fellenberger, M. Froese, S. George, J. Göck, M. Grieser, F. Grussie, E. A. Guerin, O. Heber, P. Herwig, J. Karthein, C. Krantz, H. Kreckel, M. Lange, F. Laux, S. Lohmann, S. Menk, C. Meyer, P. M. Mishra, O. Novotny, A. O'Connor, D. A. Orlov, M. L. Rappaport, R. Repnow, S. Saurabh, S. Schippers, C. D. Schröter, D. Schwalm, E. S. Schweikhard, T. Sieber, A. Shornikov, K. Spruck, S. Kumar, J. H. Ullrich, X. Urbain, S. Vogel, P. Wilhelm, A. Wolf, and D. Zajfman
Review of Scientific Instruments 87, 063115 (2016)

25Recombination of W19+ ions with electrons: Absolute rate coefficients from a storage-ring experiment and from theoretical calculations

N. R. Badnell, K. Spruck, C. Krantz, O. Novotny, A. Becker, D. Bernhardt, M. Grieser, M. Hahn m, R. Repnow, D. W. Savin, A. Wolf, A. Müller, and S. Schippers
Physical Review A 93, 052703 (2016)

24Absolute rate coefficients for photorecombination of beryllium-like and boron-like silicon ions

D. Bernhardt, A. Becker, C. Brandau, M. Grieser, M. Hahn, C. Krantz, M. Lestinky, O. Novotny, R. Repnow, D. W. Savin, K. Spruck, A Wolf, A. Mueller, and S. Schippers
Journal of Physics B: Atomic, Molecular and Optical Physics 49, 074004 (2016)

23MOCCA: A 4k-Pixel Molecule Camera for the Position- and Energy-Resolving Detection of Neutral Molecule Fragments at CSR

L. Gamer, D. Schulz, C. Enss, A. Fleischmann, L. Gastaldo, S. Kempf, C. Krantz, O. Novotny, D. Schwalm, and A. Wolf
Journal of Low Temperature Physics 184, 839-844 (2016)

22Storage ring cross section measurements for electron impact ionization of Fe7+

M. Hahn, A. Becker, D. Bernhardt, M. Grieser, C. Krantz, M. Lestinsky, A. Müller, O. Novotny, R. Repnow, S. Schippers, K. Spruck, A. Wolf, and D.W. Savin
The Astrophysical Journal 813, 16 (2015)

21Cryogenic micro-calorimeters for mass spectrometric identification of neutral molecules and molecular fragments

O. Novotny, S. Allgeier, C. Enss, A. Fleischmann, L. Gamer, D. Hengstler, S. Kempf, C. Krantz, A. Pabinger, C. Pies, D. W. Savin, D. Schwalm, and A. Wolf
Journal of Applied Physics 118, 104503 (2015)

20Absolute configuration assignment of a chiral molecule in the gas phase using foil-induced Coulomb explosion imaging

P. Herwig, K. Zawatzky, D. Schwalm, M. Grieser, Heber, B. Jordon-Thaden, C. Krantz, O. Novotny, R. Repnow, V. Schurig, Z. Vager, A. Wolf, O. Trapp, and H. Kreckel
Physical Review A 90, 052503 (2014)

19Exploring high-energy doubly excited states of NH by dissociative recombination of NH+

B. Yang, O. Novotny, C. Krantz, H. Buhr, M. B. Mendes, C. Nordhorn, W.D. Geppert, M. Grieser, R. Repnow, M. H. Berg, D. Bing, C. Domesle, F. Grussie, D. W. Savin, D. Schwalm, X. Cai, and A. Wolf
Journal of Physics B: Atomic, Molecular and Optical Physics 47, 035201 (2014)

18Coulomb Explosion Imaged Cryptochiral (R,R)-2,3-Dideuterooxirane: Unambiguous Access to the Absolute Configuration of (+)-Glyceraldehyde

K. Zawatzky, P. Herwig, M. Grieser, O. Heber, B. Jordon-Thaden, C. Krantz, O. Novotny, R. Repnow, S. Schurig, D. Schwalm, Z. Vager, A. Wolf, H. Kreckel, and O. Trapp
Chemistry - A European Journal 20, 5555-5558 (2014)

17Imaging the Absolute Configuration of a Chiral Epoxide in the Gas Phase

P. Herwig, K. Zawatzky, M. Grieser, O. Heber, B. Jordon-Thaden, C. Krantz, O. Novotny, R. Repnow, V. Schurig, D. Schwalm, Z. Vager, A. Wolf, O. Trapp, and H. Kreckel
Science 342, 1084-1086 (2013)

16Addendum: "Storage Ring Cross Section Measurements for Electron Impact Ionization of Fe11+ Forming Fe12+ and Fe13+" (2011, ApJ, 729,76)

M. Hahn, D. Bernhardt, M. Grieser, C. Krantz, M. Lestinsky, A. Müller, O. Novotny, R. Repnow, S. Schippers, A. Wolf, and D.W. Savin
Astrophysical Journal 761, 78, 1-1 (2012)

15Storage ring measurements of the dissociative recombination of H3+

H. Kreckel, A. Petrignani, O. Novotný, K. Crabtree, H. Buhr, B. J. McCall, and A. Wolf
Philosophical Transactions of the Royal Society A 370, 5088-50100 (2012)

14Electron-Ion Recombination of Mg6+ Forming Mg5+ and of Mg7+ Forming Mg6+: Laboratory Measurements and Theoretical Calculations

M. Lestinsky, N.R. Badnell, D. Bernhardt, D. Bing, M. Grieser, M. Hahn, J. Hoffmann, B. Jordon-Thaden, C. Krantz, O. Novotny, D. A. Orlov, R. Repnow, A. Shornikov, A. Müller, S. Schippers, A. Wolf, and D.W. Savin
Astrophysical Journal 758, 40, 1-13 (2012)

13Cold electron reactions producing the energetic isomer of hydrogen cyanide in interstellar clouds

M. B. Mendes, H. Buhr, M. H. Berg, M. Froese, M. Grieser, O. Heber, B. Jordon-Thaden, C. Krantz, O. Novotný, S. Novotny, D. A. Orlov, A. Petrignani, M. L. Rappaport, R. Repnow, D. Schwalm, A. Shornikov, J. Stützel, D. Zajfman, and A. Wolf
The Astrophysical Journal Letters 746, L8, 1-5 (2012)

12Structure and Stability of the Negative Hydrogen Molecular Ion

B. Jordon-Thaden, H. Kreckel, R. Golser, D. Schwalm, M. Berg, H. Buhr, H. Gnaser, M. Grieser, O. Heber, M. Lange, O. Novotny, S. Novotny, H. B. Pedersen, A. Petrignani, R. Repnow, H. Rubinstein, D. Shafir, A. Wolf, and D. Zajfman
Physical Review Letters 107, 193003, 1-4 (2011)

11Fast-beam fragmentation experiments on dissociative recombination

A. Wolf, H. Buhr, and O. Novotný
Journal of Physics: Conference Series 300, 012008, 1-15 (2011)

10Rotational Cooling of HD+ by Superelastic Collisions with Electrons

D. Schwalm, D. Shafir, O. Novotny, H. Buhr, S. Altevogt, A. Faure, M. Grieser, A.G. Harvey, O. Heber, J. Hoffmann, H. Kreckel, L. Lammich, O. Motapon, I. Nevo, H. B. Pedersen, H. Rubinstein, I.F. Schneider, J. Tennyson, F.O. Waffeu Tamo, A. Wolf, and D. Zajfman
Journal of Physics: Conference Series 300, 012006, 1-8 (2011)

9Storage ring cross section measurements for electron impact ionizaton of Fe11+ forming Fe12+ and Fe13+

M. Hahn, D. Bernhardt, M. Grieser, C. Krantz, M. Lestinsky, A. Müller, O. Novotný, R. Repnow, S. Schippers, A. Wolf, and D. W. Savin
The Astrophysical Journal 729, 76, 1-8 (2011)

8Dielectronic recombination of xenonlike tungsten ions

S. Schippers, D. Bernhardt, M. Grieser, M. Hahn, C. Krantz, M. Lestinsky, A. Müller, O. Novotný, R. Repnow, A. Wolf, and D. W. Savin
Physical Review A 83, 012711, 1-6 (2011)

7Hot Water Molecules from Dissociative Recombination of D3O+ with Cold Electrons

H. Buhr, J. Stützel, M. B. Mendes, O. Novotný, D. Schwalm, M. H. Berg, D. Bing, M. Grieser, O. Heber, C. Krantz, S. Menk, S. Novotny, D. Orlov, A. Petrignani, M. L. Rappaport, R. Repnow, D. Zajfman, and A. Wolf
Physical Review Letters 105, 103202, 1-4 (2010)

6Energy-sensitive imaging detector applied to the dissociative recombination of D2H+

H. Buhr, M. B. Mendes, O. Novotný, D. Schwalm, M. H. Berg, D. Bing, O. Heber, C. Krantz, D. A. Orlov, M. L. Rappaport, T. Sorg, J. Stützel, J. Varju, A. Wolf, and D. Zajfman
Physical Review A 81, 062702, 1-10 (2010)

5Storage ring measurement of electron impact ionization for Mg7+ forming Mg8+

M. Hahn, D. Bernhardt, M. Lestinsky, A. Müller, O. Novotný, S. Schippers, A. Wolf, and D. W. Savin
The Astrophysical Journal 712, 1166-1171 (2010)

4Ultraviolet and Visible Light Photodissociation of H3+ in an Ion Storage Ring

A. Petrignani, D. Bing, O. Novotný, M. H. Berg, H. Buhr, M. Grieser, B. Jordon-Thaden, C. Krantz, M. B. Mendes, S. Menk, S. Novotny, D. Orlov, R. Repnow, J. Stützel, X. Urbain, and A. Wolf
Journal of Physical Chemistry A 114, 4864-4869 (2010)

3Fragmentation Channels in Dissociative Electron Recombination with Hydronium and Other Astrophysically Important Species

O. Novotny, H. Buhr, J. Stützel, M. B. Mendes, M. H. Berg, D. Bing, M. Froese, M. Grieser, O. Heber, B. Jordon-Thaden, C. Krantz, M. Lange, M. Lestinsky, S. Novotny, S. Menk, D. A. Orlov, A. Petrignani, M. L. Rappaport, A. Shornikov, D. Schwalm, D. Zajfman, and A. Wolf
Journal of Physical Chemistry A 114, 4870-4874 (2010)

2 Anisotropy and molecular rotation in resonant low-energy dissociative recombination

S. Novotny, H. Rubinstein, H. Buhr, O. Novotny, J. Hoffmann, M. B. Mendes, D. A. Orlov, C. Krantz, M. H. Berg, M. Froese, A. S. Jaroshevich, B. Jordon-Thaden, M. Lange, M. Lestinsky, A. Petrignani, D. Shafir, D. Zajfman, D. Schwalm, and A. Wolf
Physical Review Letters 100, 193201 (2008)

1 Inelastic electron collisions of the isotopically symmetric helium dimer ion He-4(2)+ in a storage ring

H. Buhr, H. B. Pedersen, S. Altevogt, V. M. Andrianarijaona, H. Kreckel, L. Lammich, S. Novotny, D. Strasser, J. Hoffmann, M. Lange, M. Lestinsky, M. B. Mendes, M. Motsch, O. Novotny, D. Schwalm, X. Urbain, D. Zajfman, and A. Wolf
Physical Review A 77, 032719 (2008)