Icy Grain Chemistry for Formation of Complex Organic Molecules: From Molecular Clouds to Protoplanetary Disks, Comets and Meteorites

March 5 - 7, 2015

ELSI Building 407, Tokyo Institute of Technology, Japan

Workshop Program

(I) Invited talk (45min), (C) Contributed talk (30min)

March 5 (Thu)

12:30 - Registration (throughout the workshop)
13:30 - 13:50 Introduction (Hideko Nomura)
From Astronomical Observations to Modelling Formation Process of Complex Organic Molecules
(Chair: T.J. Millar)
13:50 - 14:35 (I) Brett McGuire (NRAO/Caltech)
Complex Organic Molecules as Gas-Phase Tracers of Ice Processing: HNCNH and NH2OH
14:35 - 15:20 (I) Masatoshi Ohishi (NAOJ)
Discovery of Objects Richest in CH3NH2, Candidates for Future Glycine Surveys
Break (20 min)
15:40 - 16:25 (I) Steven Charnley (NASA Goddard)
The Chemical Composition of Comets
16:25 - 16:40 Short Discussion 1 (Robin Garrod)
16:40 - 17:40 Poster Presentation (Short Oral Presentation)

March 6 (Fri)

Modelling Formation Process of Complex Organic Molecules (continued)
(Chair: H. Nomura)
09:00 - 09:45 (I) Eric Herbst (University of Virginia)
Some Major Questions Concerning Ice Chemistry on Grains
09:45 - 10:30 (I) Robin Garrod (Cornell University / University of Virginia)
Modelling the formation of complex organic molecules in star forming regions
Break (20 min)
10:50 - 11:35 (I) Yuri Aikawa (Kobe University)
Gas-Grain Chemical Models in the Star- and Planetary System Formation
11:35 - 12:20 (I) Catherine Walsh (Leiden Observatory)
Complex Organic Molecules in Protoplanetary Disks
Lunch (100 min)
14:00 - 14:30 (C) Maria Drozdovskaya (Leiden Observatory)
Complex Chemistry Embracing Low-Mass Protostars Exposed
14:30 - 15:00 Short Discussion 2 (Tom Millar)
Break (20 min)
From Theoretical Simulations to Laboratory Experiments related to Icy Grain Chemistry
(Chair: E. Herbst)
15:20 - 16:05 (I) W.M.C. Sameera (Kyoto University)
Interstellar radical species binding on ices: a hybrid QM/MM approach
16:05 - 16:50 (I) Naoki Watanabe (Hokkaido University)
Experimental approach to nonenergetic physicochemical processes on icy grains
16:50 - 17:20 (C) Jean-Baptiste Bossa (Leiden University)
Methane ice photochemistry and kinetic study using laser desorption time-of-flight mass spectrometry at 20 K
17:20 - 18:00 Poster Presentation

March 7 (Sat)

Laboratory Experiments of Icy Grain Chemistry (continued)
(Chair: N. Watanabe)
09:00 - 09:45 (I) Patrice Theule (Aix-Marseille University)
Ice chemistry
09:45 - 10:30 (I) Asper Chen (National Central University)
The effects of photon energy and carbon source on the formation of S-bearing species by VUV/EUV irradiation of H2S-containing ice mixtures
Break (20 min)
10:50 - 11:20 (C) Angela Ciaravella (INAF-Osservatorio Astronomico di Palermo)
Soft X-ray Irradiation of CO Ice: Effects of the Photon Energy and Flux
11:20 - 12:05 (I) Kensei Kobayashi (Yokohama National University)
Formation of Complex Amino Acid Precursors and Nucleic Acid Bases from Possible Interstellar Media
12:05 - 12:20 Short Discussion 3 (Patrice Thuele)
Lunch (100 min)
Organic Compounds in Meteorites and around Evolved Stars
(Chair: S.B. Charnley)
14:00 - 14:45 (I) Jim Cleaves (ELSI, Tokyo Tech. / IAS)
From Simplicity to Complexity: HCN/HCHO as a Model System for Parent Body Processes
14:45 - 15:15 (C) Zan Peeters (ASIAA)
Large veins of organic matter in meteorites
15:15 - 15:45 (C) Sun Kwok (The University of Hong Kong)
Synthesis of Complex Organics in the Late Stages of Stellar Evolution
15:45 - 16:10 Discussion and Summary (Tom Millar)

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