Selective chemical bond breaking induced by core-excitations: Approach by measurements of ultrafast charge transfer
Project/Area Number |
23550017
|
Research Category |
Grant-in-Aid for Scientific Research (C)
|
Allocation Type | Multi-year Fund |
Section | 一般 |
Research Field |
Physical chemistry
|
Research Institution | Hiroshima University |
Principal Investigator |
WADA Shin-ichi 広島大学, 理学(系)研究科(研究院), 助教 (60304391)
|
Project Period (FY) |
2011-04-28 – 2015-03-31
|
Project Status |
Completed (Fiscal Year 2014)
|
Budget Amount *help |
¥5,200,000 (Direct Cost: ¥4,000,000、Indirect Cost: ¥1,200,000)
Fiscal Year 2013: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2012: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2011: ¥2,210,000 (Direct Cost: ¥1,700,000、Indirect Cost: ¥510,000)
|
Keywords | 内殻励起反応 / サイト選択的結合切断 / 共鳴オージェ電子分光 / Core-hole clock法 / 自己組織化単分子膜(SAM) / 選択的化学結合切断 |
Outline of Final Research Achievements |
Site-selective chemical bond breaking characteristically induced by resonant core-excitations can be observed on surface molecules. It is considered that charge diffusion from reaction center to substrate has an important role to bring about such selectivity. In order to verify the above correlation, measurements of ion desorption and resonant Auger decay induced by core-excitations were performed for methyl-ester terminated self-assembled monolayers (SAMs) composed of conductive aromatic chains. From time-of-flight measurements of photodesorbing ions, reaction mechanism was evaluated depending on site-selectivity. On the other hand, resonant Auger spectra below ionization threshold were analyzed based on core-hole clock method to derive ultrafast charge transfer rate. It was found that site-selectivity of ion desorption and charge transfer rate correlatively depend on difference of molecular chains: insulating aliphatic chain or conductive aromatic one, and chain length.
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Report
(5 results)
Research Products
(64 results)
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[Journal Article] Covariance mapping of two-photon double core hole states in C2H2 and C2H6 produced by an X-ray free electron laser2015
Author(s)
M. Mucke, V. Zhaunerchyk, L.J. Frasinski, J.H.D. Eland, M. Larsson, L. Foucar, J. Ullrich, K. Motomura, S. Mondal, K. Ueda, T. Osipov, L. Fang, B.F. Murphy, N. Berrah, C. Bostedt, J.D. Bozek, S. Schorb, M. Messerschmidt, O. Takahashi, S. Wada, M.N. Piancastelli, K.C. Prince, and R. Feifel 他10名
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Journal Title
New Journal of Physics
Volume: 印刷中
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[Journal Article] Nanoplasma formation by high intensity hard X-rays2015
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T. Tachibana, Z. Jurek, H. Fukuzawa, K. Motomura, K. Nagaya, S. Wada, P. Johnsson, M. Siano, S. Mondal, Y. Ito, M. Kimura, T. Sakai, K. Matsunami, H. Hayashita, J. Kajikawa, X.-J. Liu, E. Robert, C. Miron, R. Feifel, J.P. Marangos, K. Tono, Y. Inubushi, M. Yabashi, S.-K. Son, B. Ziaja, M. Yao, R. Santra, and K. Ueda
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Journal Title
Scientific Reports
Volume: 印刷中
NAID
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[Journal Article] Pulse delay effect in angular distribution of near-threshold EUV+IR two-photon ionization of Ne2014
Author(s)
S. Mondal, H. Fukuzawa, K. Motomura, T. Tachibana, K. Nagaya, T. Sakai, K. Matsunami, S. Yase, M. Yao, S. Wada, H. Hayashita, N. Saito, C. Callegari, K. C. Prince, C. Miron, M. Nagasono, T. Togashi, M. Yabashi, K. L. Ishikawa, A. K. Kazansky, N. M. Kabachnik, and K. Ueda
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Journal Title
Phys. Rev. A
Volume: 89
Issue: 1
DOI
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[Journal Article] Anomalous signal from sulphur atoms in protein crystallographic data from an X-ray free-electron laser2013
Author(s)
T. Barends, L. Foucar, R. Shoeman, S. Bari, S. Epp, R. Hartmann, G. Hauser, M. Huth, C. Kieser, L. Lomb, K. Motomura, K. Nagaya, C. Schmidt, R. Strecker, D. Anielski, R. Boll, B. Erk, H. Fukuzawa, S. Wada, I. Schlichting 他25名
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Journal Title
Acta Crystallographica Section D
Volume: 69
Issue: 5
Pages: 838-842
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[Journal Article] Dynamics of hollow atom formation in intense s-ray pulses mapped by partial covariance2013
Author(s)
L. J. Fransinski, P. Linusson, P. v.d. Muelen, P. Salen, R. D. Thomas, M. Larsson, L. Foucar, J. Ullrich, K. Motomura, S. Mondal, K. Ueda, T. Osipiv, L. Fang, B. Murphy, N. Berrah, C. Bostedt, J. D. Bozek, S. Schorb, M. Messerschmidt, J. M. Glownia, J. Cryan, R. Coffee, O. Takahashi, S. Wada (他10名)
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Journal Title
Phys. Rev. Lett.
Volume: 111
Issue: 7
Pages: 73002-5
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[Journal Article] Sequential multiphoton multiple ionization of atomic argon and xenon irradiated by x-ray free-electron laser pulses at SACLA2013
Author(s)
K. Motomura, H. Fukuzawa, S.-K. Son, S. Mondal, T. Tachibana, Y. Ito, M. Kimura, K. Nagaya, T. Sakai, K. Matsunami,(16名) M. Yabashi, M. Yao, R. Santra, and K. Ueda
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Journal Title
J. Phys. B: At. Mol. Opt. Phys.
Volume: 46
Issue: 16
Pages: 164024-164024
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[Journal Article] Double core-hole formation in small molecules at the LCLS free electron laser2013
Author(s)
M. Larsson, P. Salén, P. van der Meulen, H.T. Schmidt, R.D. Thomas, R. Feifel, M.N. Piancastelli, L. Fang, B.F. Murphy, T. Osipov, N. Berrah, E. Kukk, K. Ueda, J.D. Bozek, C. Bostedt, S. Wada, R. Richter, V. Feyer, and K.C. Prince
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Journal Title
Journal of Physics B
Volume: 46
Issue: 16
Pages: 164030-164030
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[Journal Article] Inner-shell multiple ionization of polyatomic molecules with an intense x-ray free-electron laser studied by coincident ion momentum imaging2013
Author(s)
B. Erk, D. Rolles, L. Foucar, B. Rudek, S.W. Epp, M. Cryle, C. Bostedt, S. Schorb, J. Bozek, A. Rouzee, A. Hundertmark, T. Marchenko, M. Simon, F. Filsinger, L. Christensen, S. De, S. Trippel, J. Kupper, S. Wada, A. Rudenko 他8名
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Journal Title
Journal of Physics B
Volume: 46
Issue: 16
Pages: 164031-164031
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[Journal Article] Using Covariance Mapping to Investigate the Dynamics of Multi-Photon Ionization Processes of Ne Atoms Exposed to X-FEL Pulses2013
Author(s)
V. Zhaunerchyk, L. J. Fransinski, M. Siano, J. H. D. Eland, P. Linusson, R. D. Thomas, M. Larsson, L. Foucar, J. Ullrich, K. Motomura, S. Mondal, K. Ueda, T. Osipiv, L. Fang, B. F. Murphy, N. Berrah, C. Bostedt, J. D. Bozek, S. Schorb, M. Messerschmidt, J. M. Glownia, J. P. Cryan, R. Coffee, O. Takahashi (他10名)
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Journal Title
J. Phys. B: At. Mol. Opt. Phys.
Volume: 46
Issue: 16
Pages: 164034-8
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[Journal Article] Ultrafast charge rearrangement and nuclear dynamics upon inner-shell multiple ionization of small polyatomic molecules2013
Author(s)
B. Erk, D. Rolles, L. Foucar, S. Wada, K. Ueda, M. Swiggers, M. Messerschmidt, C.D. Schröter, R. Moshammer, I. Schlichting, J. Ullrich, and A. Rudenko 他15名
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Physical Review Letters
Volume: 110
Issue: 5
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[Journal Article] Size-dependent ultrafast ionization dynamics of nanoscale samples in intense femtosecond X-ray free-electron laser pulses2012
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S. Schorb, D. Rupp, M.L. Swiggers, R.N. Coffee, M. Messerschmidt, G. Williams, J.D. Bozek, S. Wada, O. Kornilov, T. Moller, and C. Bostedt
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Journal Title
Physical Review Letters
Volume: 108
Issue: 23
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[Presentation] EUV-FELパルス照射によるネオン・クラスターのナノプラズマ化とダイナミクス計測2014
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永谷清信, 西山俊幸, 酒井司, 松波健司, 八尾誠, 福澤宏宣, 本村幸治, 立花徹也, 上田潔, 和田真一, 富樫格
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[Presentation] XFEL-induced deep inner-shell multi-photon multiple ionization and subsequent ultrafast charge migration in iodomethane and 5-iodouracil molecules2013
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K. Motomura, E.Kukk, S. Wada, K. Nagaya, H. Fukuzawa, T. Tachibana, Y. Ito, R. Koga, T. Sakai, K. Matsunami, A. Rudenko, C. Nicolas, X. Liu, C. Miron, Y. Zhang, Y. Jiang, J. Chen, A. Mailam, D. Kim, K. Tono, Y. Inubushi, T. Hatsui, M. Yabashi, M. Yao, and K. Ueda
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第29回化学反応討論会
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[Presentation] Surface-Site-Selective Study of Valence Electronic States of Si(111)-7×7 Adsorbed with Water Using Si-L23VV Auger Electron Si-2p Photoelectron Coincidence Measurements2012
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S. Arae, S. Kajikawa, H. Hayashita, M. Ogawa, S. Ohno, S. Wada, T. Sekitani, Y. Sato, S. Hanaoka, T. Kakiuchi, K. Yanase, K. Mase, M. Okusawa, and M. Tanaka
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International Conference on Many Particle Spectroscopy of Atoms, Molecules, Clusters and Surfaces
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[Presentation] Double Core Hole Spectroscopy of Small Molecules2012
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the conference "Frontiers in Optics/Laser Science XXVIII (FiO/LS)
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[Presentation] Surface-site-selective study of valence electronic states of Si(111)-7x7 adsorbed with water using Si-L23VV Auger electron Si-2p photoelectron coincidence measurements2012
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