HAMA Tetsuya

J-GLOBAL         Last updated: Dec 3, 2018 at 16:11
 
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Name
HAMA Tetsuya
E-mail
hamalowtem.hokudai.ac.jp
Affiliation
Hokkaido University
Section
Institute of Low Temperature ScienceFrontier Ice and Snow Science Section

Research Areas

 
 

Awards & Honors

 
2016
Young Scientist Award of the Atomic Collision Society of Japan
 
2009
Formation mechanisms of O (1D) from the 157 nm photoirradiation of amorphous water ice, Best poster award in 25th Symposium on Chemical Kinetics and Dynamics
 

Published Papers

 
S. Ishizuka, Y. Kimura, J. Kawano, R. Escribano, T. Yamazaki, T. Hama, R. Sato
The Journal of Physical Chemistry C   2018(122) 25092-25101   Oct 2018   [Refereed]
Shinnosuke Ishizuka, Akira Matsugi, Tetsuya Hama, Shinichi Enami
Physical Chemistry Chemical Physics   2018(20) 25256-25267   Sep 2018   [Refereed]
K. Nagashima, G. Sazaki, T. Hama, K. Murata, and Y. Furukawa
Crystal Growth & Design   18(7) 4117-4122   May 2018   [Refereed]
S. Ishizuka, T. Fujii, A. Matsugi, Y. Sakamoto, T. Hama, and S. Enami
Physical Chemistry Chemical Physics   2018(20) 15400-15410   May 2018   [Refereed]
T Hama , A Kouchi, and N Watanabe
The Astrophysical Journal Letters   857(L13) 6pp   Apr 2018   [Refereed]
T. Shimonishi, N. Nakatani, K. Furuya, T. Hama
The Astrophysical Journal   855(27) 11pp   Mar 2018   [Refereed]
Hama T, Kouchi A, Watanabe N, Enami S, Shimoaka T, Hasegawa T.
J Phys Chem B   121(49) 11124-11131   Dec 2017   [Refereed]
S. Ishizuka, Y. Kimura, S. Yokoi, T. Yamazaki, R. Sato, and T. Hama
Nanoscale   2017(9) 10109-10116   Sep 2017   [Refereed]
S. Tachibana, A. Kouchi, T. Hama, Y. Oba, L. Piani, I. Sugawara, Y. Endo, H. Hidaka, Y. Kimura, K. Murata, H. Yurimoto, and N. Watanabe
Science Advances   3(9) eaao2538   Sep 2017   [Refereed]
T. Hama, S. Ishizuka, T. Yamazaki, Y. Kimura, A. Kouchi, N.Watanabe, T. Sugimoto, V. Pirronello
Phys. Chem. Chem. Phys.   2017(19) 17677-17684   Jun 2017   [Refereed]
L. Piani, S. Tachibana, T. Hama, H. Tanaka, Y. Endo, I. Sugawara, L. Dessimoulie, Y. Kimura, A. Miyake, J. Matsuno, A. Tsuchiyama, K. Fujita, S. Nakatsubo, H. Fukushi, S. Mori, T. Chigai, H. Yurimoto and A. Kouchi
The Astrophysical Journal   837(35) 11pp   Mar 2017   [Refereed]
R. Escribano, E. Artacho, A. Kouchi, T. Hama, Y. Kimura, H. Hidaka, and N Watanabe
Physical Chemistry Chemical Physics   8pp 7280-7287   Feb 2017   [Refereed]
K. Matsuoka, Y. Sakamoto, T. Hama, Y. Kajii, S. Enami
121(4) 810-818   Jan 2017   [Refereed]
Hydrogenation and Deuteration of C2H2 and C2H4 on Cold Grains: Clue to the Formation Mechanism of C2H6 with Astronomical Interest
H. Kobayashi, H. Hidaka, T. Lamberts, T. Hama, H. Kawakita, J. Kästner, and N. Watanabe
Astrophysical Journal   in press    2017   [Refereed]
羽馬哲也,香内晃,渡部直樹
2016(64(8)) 282-283   Dec 2016   [Refereed]
Shinnosuke Ishizuka, Yuki Kimura, Tomoya Yamazaki,Tetsuya Hama, Naoki Watanabe, Akira Kouchi
Chem. Mater.   28(23) 8732-8741   Nov 2016   [Refereed]
S. Enami, T. Fujii, Y. Sakamoto, T. Hama, Y. Kajii
The Journal of Physical Chemistry A   120(46) 9224-9234   Oct 2016   [Refereed]
星間空間における化学進化
HAMA Tetsuya
2016 126-127   Jun 2016   [Refereed]
Hirkazu Ueta, Naoki Watanabe, Tetsuya Hama, and Akira Kouchi
Phys. Rev. Lett.   116 253201(5pp)   Jun 2016   [Refereed]
A. Kouchi, T. Hama, Y. Kimura, H. Hidaka, R. Escribano, N. Watanabe
Chemical Physics Letters   658 287-292   Jun 2016   [Refereed]
羽馬哲也,植田寛和,渡部直樹,香内晃
地球化学   50(2) 33-50   Jun 2016   [Refereed]
K. Nagashima, G. Sazaki, T. Hama, H. Asakawa, K. Murata, and Yoshinori Furukawa
Crystal Growth & Design   in press    Feb 2016   [Refereed]
T.Hama, A.Kouchi, N. Watanabe
Science   351(6268) 65-67   Jan 2016   [Refereed]
K.Kuwahata, T.Hama, A.Kouchi, N.Watanabe
115 133201   Sep 2015   [Refereed]
T. Hama, H. Ueta, A. Kouchi, and N. Watanabe
Proceedings of the National Academy of Sciences of the United States of America   112(24) 7438-7443   Jun 2015   [Refereed]
S. K. Simakov, A. Kouchi, N. N. Mel'nik, V. Scribano, Y. Kimura, T. Hama, N. Suzuki, H. Saito, and T. Yoshizawa
Scientific Reports   5 8pages   Jun 2015   [Refereed]
T. Hama, H. Ueta, A. Kouchi, N. Watanabe, and H. Tachikawa
The Journal of Physical Chemistry Letters   5(21) 3843-3848   Oct 2014   [Refereed]
T.Hama, N.Watanabe
Chemical Reviwes   113(12) 8783-8839   Oct 2013   [Refereed]
A. Yabushita, T. Hama, M. Kawasaki
Journal of Photochemistry and Photobiology C: Photochemistry Reviews   16 46-61   Sep 2013   [Refereed]
N. Watanabe, T. Hama, A. Kouchi
AIP Conference Proceedings   1543 308-316   2013   [Refereed][Invited]
Y. Oba, N. Watanabe, T. Hama, K. Kuwahata, H. Hidaka, A. Kouchi
The Astrophysical Journal   749(1) 67   Mar 2012   [Refereed]
Y. Oba, N. Watanabe, T. Hama, K. Kuwahata, H. Hidaka, A. Kouchi
749(1) 67   Mar 2012   [Refereed]
T. Hama, N. Watanabe, A. Kouchi, M. Yokoyama
The Astrophysical Journal Letters   738(1) L15   Sep 2011   [Refereed]
S. Andersson, C. Arasa, A. Yabushita, M. Yokoyama, T. Hama, M. Kawasaki, C. M. Western, M. N. R. Ashfold
Physical Chemistry Chemical Physics   13(35) 15810-15820   Aug 2011   [Refereed]
S. Andersson, C. Arasa, A. Yabushita, M. Yokoyama, T. Hama, M. Kawasaki, C. M. Western, M. N. R. Ashfold
Physical Chemistry Chemical Physics   13(35) 15810-15820   Aug 2011   [Refereed]
Y. Oba , N. Watanabe , A. Kouchi , T. Hama, V. Pirronello
Physical Chemistry Chemical Physics   13(35) 15792-15797   Jul 2011   [Refereed]
T.Hama, M.Yokoyama, A.Yabushita, M.Kawasaki, N.Watanabe
Nuclear Instruments and Methods in Physics Research Section B:Beam Interactions with Materials and Atoms   269(9) 1011-1015   May 2011   [Refereed]
C. J. Bennett, T. Hama, Y. S. Kim, M. Kawasaki, R. I. Kaiser
The Astrophysical Journal   727(1) 27   Jan 2011   [Refereed]
T.Kinugawa, A. Yabushita, M.Kawasaki, T.Hama, N.Watanabe
Physical Chemistry Chemical Physics   13(35) 15785-15791   2011   [Refereed]
Y.Oba, N. Watanabe, A.Kouchi, T.Hama, V. Pirronello
The Astrophysical Journal   722(2,Pt.1) 1598-1606   Oct 2010   [Refereed]
T. Hama, M.Yokoyama, A.Yabushita, M. Kawasaki
Journal of Chemical Physics   133(10) 104504   Sep 2010   [Refereed]
N. Watanabe, Y. Kimura, A. Kouchi, T. Chigai, T. Hama, V. Pirronello
The Astrophysical Journal Letters   714(2,Pt.2) L233-L237   May 2010   [Refereed]
T. Hama, M. Yokoyama, A. Yabushita, M. Kawasaki, S. Andersson, C.M. Western, M.N.R. Ashfold, R.N. Dixon, N. Watanabe
Journal of Chemical Physics   132(16) 164508   Apr 2010   [Refereed]
Y. Oba, N. Watanabe, A. Kouchi, T. Hama, V. Pirronello
The Astrophysical Journal Letters   712(2,Pt.2) L174-L178   Mar 2010   [Refereed]
T. Hama, M. Yokoyama, A. Yabushita, M. Kawasaki, P. Wickramasinghe, W. Guo, H.-P. Loock, M.N.R. Ashfold, C.M. Western
Journal of Chemical Physics   131(22) 224512   Dec 2009   [Refereed]
T. Hama, A. Yabushita, M. Yokoyama, M. Kawasaki, N. Watanabe
Journal of Chemical Physics   131(11) 114510   Sep 2009   [Refereed]
T. Hama, A. Yabushita, M. Yokoyama, M. Kawasaki, N. Watanabe
Journal of Chemical Physics   131(11) 114511   Sep 2009   [Refereed]
T.Hama, A. Yabushita, M.Yokoyama, M. Kawasaki, S. Andersson
Journal of Chemical Physics   131(5) 054508   Aug 2009   [Refereed]

Conference Activities & Talks

 
Nuclear-spin dynamics of interstellar water:ice and gas [Invited]
T. Hama
Workshop to discuss the future of gas phase research   1 Sep 2018   
The ortho-to-para ratio of water moleculesdesorbed from ice made from para-water monomers [Invited]
HAMA Tetsuya
Hydride Chemistry: From Earth to Space workshop   18 Mar 2018   
Nuclear spin isomers of water photodesorbed from ice at 10K towards understanding the origin of interstellar water
HAMA Tetsuya
The 21st East Asian Workshop on Chemical Dynamics   17 Dec 2017   
Tunneling Observed without Characteristic Kinetic Isotope Effects in Hydrogenation/deuteration of Solid Benzene
T. Hama, H. Ueta, A. Kouchi, N. Watanabe
31st Symposium on Chemical Kinetics and Dynamics   3 Jun 2015   
Controlling Hydrogenation of Solid Benzene by Quantum Tunneling via Surface Structure
T. Hama, H. Ueta, A. Kouchi, N. Watanabe, H. Tachikawa
Second Workshop on Experimental Laboratory Astrophysics   23 Feb 2015   
Cyclohexane formation following Hydrogenation of amorphous solid benzene at 20 K
T. Hama, H. Ueta, A. Kouchi, N. Watanabe
Faraday Discussion 168 Astrochemistry of Dust, Ice and Gas   7 Apr 2014   
The Ortho-Para Ratio of H2O Desorbed from Ice: Implications for Cometary Coma [Invited]
T. Hama, A. Kouchi, N. Watanabe
Goldschmidt2013   27 Aug 2013   
Ortho-to-para ratio of water molecules thermally desorbed from ice
T. Hama
Workshop on Ice and Water Films   6 May 2013   
Experimental measurements of nuclear-spin temperature of thermally desorbed water molecules from ice
T. Hama, N. Watanabe, A. Kouchi
First Workshop on Experimental Laboratory Astrophysics   Feb 2013   
Laboratory measurements of spin temperature of water molecules from ice in thermal desorption
T. Hama, N. Watanabe, K. Kouchi
Workshop on Interstellar Matter 2012   Oct 2012   
Spin temperature of water molecules desorbed from ice produced by photolysis of a CH4O2 solid mixture and its implication in a cometary coma
T. Hama et al.
Gordon Research Conference on Radiation Chemistry   Aug 2012   
Nuclear-Spin Temperature of Water Molecules Thermally Desorbed from Ice: A Laboratory Study
T. Hama et al.
Asteroid, Comets, Meteors (2012)   May 2012   Niigata, Japan
Spin temperature measurement of thermally desorbed water molecules from water ice prepared at 8K
T.Hama et al.
18th Symposium on Atomic, Cluster, and Surface Physics (SASP2012)   Jan 2012   
Diffusion mechanism of hydrogen and deuterium atoms and the spin temperature of molecules on the surface of water ice at 8-15 K
T.Hama et al.
May 2011   
Diffusion mechanism of hydrogen and deuterium atoms and the spin temperature of molecules on the surface of water ice at 8-15 K
T.Hama et al.
IAU Symposium280: The Molecular Universe   May 2011   
Spectroscopic approach to physicochemical processes on ices at low temperatures [Invited]
T.Hama et al.
PacifiChem 2010   Dec 2010   
Photodesorptions of OH radicals and oxygen atoms following vacuum ultraviolet photodissociation of water ice
T. Hama et al.
12th International Conference on the Physics and Chemistry of Ice12th International Conference on the Physics and Chemistry of Ice   Nov 2010   
Formation of oxygen molecules following vacuum ultraviolet photodissociation of amorphous solid water
T. Hama et al.
Sep 2010   
A desorption mechanism of water following vacuum-ultraviolet irradiation of amorphous solid water
T. Hama et al.
24th International Conference on Atomic Collisions in Solids   Sep 2010   
Formation of oxygen molecules following vacuum ultraviolet photodissociation of amorphous solid water
T. Hama et al.
Workshop on Interstellar Matter 2010   Sep 2010