February 9-11, 2012
Royal Society Discussion Meeting (Feb 9-10)
and a Satellite Meeting (Feb 11)
Chemistry, Astronomy, and Physics of H3+
Organized by T. Oka, M. Larsson, S. Miller, and S. Schelmmer
(B. J. McCall, Secretary)
9.00 | Jonathan Tennyson
University College London, UK Welcome from Royal Society |
9.15 | Takeshi Oka
University of Chicago, USA Introductory Remarks Talk (PDF) |
Session 1: Theory and Spectroscopy | |
Chair | Ralph Jaquet
University Siegen, Germany |
9.30 | Ludwik Adamowicz
University of Arizona, USA Progress in calculating the potential energy surface of H3+ Talk (PPTX) |
10.00 | Discussion |
10.15 | Oleg Polyansky
Russian Academy of Science, Russia Spectroscopy of H3+ based on a new high accuracy global PES and DMS Talk (PPTX) |
10.45 | Discussion |
11.00 | Coffee |
11.30 | Annemieke Petrignani
Leiden Observatory, Netherlands Visible transitions from ground-state H3+ and their Einstein B coefficients measured with high-sensitivity action spectroscopy Talk (PPT) |
12.00 | Discussion |
Session 2: Chemistry | |
Chair | Dieter Gerlich
Technische Universitat Chemnitz, Germany |
13.30 | Stephan Schlemmer
University of Cologne, Germany Cold trap experiments on the H3+ + O2 proton transfer Talk (PDF) |
14.00 | Discussion |
14.15 | Ben McCall
University of Illinois at Urbana-Champaign The ortho/para ratio of H3+ in laboratory and astrophysical plasmas Talk (PDF) |
14.45 | Discussion |
15.00 | Tea |
Session 3: Dissociative Recombination | |
Chair | Chris Greene
Univerity of Colorado at Boulder, USA |
15.30 | Christian Jungen
University of Paris South, France The Jahn-Teller effect in the 3pe' Ryderg state of H3: Review of experimental and ab initio studies Talk (PPT) |
16.00 | Discussion |
16.15 | Holger Kreckel
Max Planck Institute for Nuclear Physics, Germany Storage ring measurements of the dissociative recombination of H3+ Talk (PDF) |
16.45 | Discussion |
17.00 | Mats Larsson
University of Stockholm, Sweden Dissociative recombination of H3+ ten years in retrospect Talk (PPTX) |
17.30 | Discussion |
17.45 | Close |
JJ Thomson H3+ Centennial Dinner | |
Helge Kragh
Aarhus University, Denmark A controversial molecule: the early history of H3 and H3+ Talk (PDF) |
Session 4: Cosmic rays | |
Chair | William Klemperer
Harvard University, USA |
9.15 | John Black
Chalmers University of Technology, Sweden H3+ at the interface between astrochemistry and astro-particle physics Talk (PDF) |
9.45 | Discussion |
10.00 | Nick Indriolo
Johns Hopkins University, USA The distribution of cosmic-ray ionization rates in diffuse molecular clouds as probed by H3+ Talk (PPTX) |
10.30 | Discussion |
10.45 | Coffee |
Session 5: Galactic Center | |
Chair | Evelyne Roueff
Observatoire de Paris, France |
11.00 | Tom Geballe
Gemini Observatory, USA Exploring the Central Molecular Zone of the Galaxy using spectroscopy of H3+ and CO Talk (PDF) |
11.30 | Discussion |
11.45 | Darek Lis
California Institute of Technology, USA Hot metastable hydronium ion (H3O+) in the Galactic Center Talk (PDF) Preprint (PDF) |
12.15 | Discussion |
12.30 | Lunch |
Session 6: Interstellar Chemistry | |
Chair | Tom Millar
Queen's University Belfast, Northern Ireland |
14.00 | Maryvonne Gerin
LERMA, Observatoire de Paris, ENS, and CNRS, France Hydride spectroscopy of the diffuse interstellar medium: new clues on the fraction of molecular gas and cosmic ray ionization rate in relation with H3+ Talk (PPT) |
14.30 | Discussion |
14.45 | Floris van der Tak
SRON, Netherlands Using observations of deuterated H3+ and other molecular ions to understand the formation of stars and planets Talk (PDF) |
15.15 | Discussion |
15.30 | Tea |
16.00 | Laurent Pagani
Observatoire de Paris & CNRS, France H2, H3+ and the age of dark clouds and prestellar cores Talk (PDF) |
16.30 | Discussion |
Session 7: Planetary ionospheres | |
Chair | Steven Miller
University College London, UK |
16.45 | Tom Stallard
University of Leicester, UK H3+ in Gas Giant ionospheres Talk (PPT) |
17.15 | Discussion |
17.30 | Jonathan Tennyson
University College London, UK Closing remarks Talk (PPT) |
18.00 | Close |
Session 1: Theory | |
Chair | Alex Alijah
University of Reims, France |
9.00 | Ralph Jaquet
University of Siegen, Germany Non-adiabatic calculations for rovibrational states of H2, H2+, and H3+ Talk (PDF) |
9.25 | Rita Prosmiti
CSIC, Spain A theoretical spectral survey of H5+ and isotopologs Talk (PDF) |
Session 2: Spectroscopy | |
Chair | Takayoshi Amano
University of Waterloo, Canada |
9.55 | Jow-Tsong Shy
National Tsing Hua University, Taiwan Observation of the Infrared Saturation spectrum of H3+ Talk (PDF) |
10.20 | Viatcheslav Kokoouline
University of Central Florida, USA The H3- molecular ion as probe for H- in the interstellar medium? Talk (PDF) |
10.45 | Coffee and Tea |
Session 3: Chemistry | |
Chair | Ben McCall
University of Illinois at Urbana-Champaign, USA |
11.15 | Radek Plasil
Charles University Prague, Czech Republic Binary and ternary association of H+ + H2 Talk (PDF) |
11.40 | Francoise Pauzat and Yves Ellinger
Universite Pierre et Marie Curie, France and Olivier Mousis Besancon Observatory, France H3+ versus H2O: Competition for the trapping of noble gases and Implication for the outer solar system Talk (PPT) |
12.15 | Lunch |
Session 4: Recombination | |
Chair | Andreas Wolf
Max-Planck Institute for Nuclear Physics, Germany |
13.30 | Juraj Glosik
Charles University Prague, Czech Republic State selective recombination of H3+ Talk (PDF) |
13.55 | Rainer Johnsen
University of Pittsburgh, USA Kinetic processes in recombining H3+ plasmas Talk (PDF) Preprint (PDF) |
14.20 | Rich Thomas
Stockholm University, Sweden DESIREE: A unique cryogenic electrostatic storage ring for merged ion-beams studies Talk (PPT) |
14.45 | Coffee and Tea |
Session 5: Astronomy | |
Chair | Takeshi Oka
University of Chicago, USA |
15.15 | Peter Schilke
University of Cologne, Germany Comparison of velocity profiles of light hydrides in the Galactic Center region Talk (PDF) |
15.40 | Miwa Goto
Max-Planck Institute for Astronomy, Germany Looking at the Galactic center in the light of near-infrared spectroscopy of H3+ and CO Talk (PDF) |
16.15 | Rowin Meijerink
Kapteyn Astronomical Institute, Netherlands H3+ in high redshift AGN Talk (PPTX) |
17.05 | Takeshi Oka
University of Chicago, USA Closing Remarks Talk (PDF) |
ESR investigation of H4+ isolated in rare gas matrices, M. Correnti
Observation of the infrared saturation spectrum of H3+, J.-T. Shy
H6+ chemistry in solid parahydrogen, J. Kumagai, Y. Shimizu, and T. Kumada
Kinetic Processes in Recombining H3+ Plasmas, R. Johnsen
PDF
High accuracy calculations of the HeH2+ reactive system: from the potential energy surface to the quantum reaction dynamics, D. De Fazio, S. Cavalli, V. Aquilanti, L. Velilla, M. de Castro, A. Aguado, and M. Paniagua
Dissociative recombination of H3O+ and CH3+ ions at low energies, N. Douguet, A. E. Orel,
C. H. Greene, and V. Kokoouline
PDF
Breaking a tetrahedral molecular ion with electrons: Study of NH4+, N. Douguet, V. Kokoouline, A. E. Orel
PDF
Recombination of D3+ ions with electrons, an application of absorption spectroscopy
at 77-150 K, P. Dohnal, M. Hejduk, P. Rubovic, J. Varju, S. Opanasiuk, R. Plasil, J. Glosik
PDF
Quantum dynamics study of the H5+ cluster: full dimensional benchmark results
on its vibrational states, A. Valdes, R. Prosmiti, G. Delgado-Barrio
PDF
Full-dimensional (15-dimensional) ab initio analytical potential energy surface for the H7+
cluster, P. Barragan, R. Prosmiti, Y. Wang, J. M. Bowman
PDF
Dalitz plots of 2s-vibrational states in H3 and D3: experiment and theory, P. Fechner, K. Mozer, H. Helm
PDF
Electric field induced predissociation of high Rydberg-states in H3 and D3, K. Mozer, P. Fechner, H. Helm
PDF