研究発表

出版論文

2019

Entangled pairs of 2p atoms produced in photodissociation of H2 and D2,
Yutaro Torizuka, Kouichi Hosaka, Philipp Schmidt, Takeshi Odagiri, Andre Knie, Arno Ehresmann, Ryoko Kougo, Masashi Kitajima, and Noriyuki Kouchi, Phys. Rev. A 99, 063426 (2019).
Breaking space-inversion symmetry in the dynamics of the doubly excited Q2 1Πu(1) state of HD,
Kouichi Hosaka, Yutaro Torizuka, Philipp Schmidt, Andre Knie, Arno Ehresmann, Takeshi Odagiri, Masashi Kitajima, and Noriyuki Kouchi, Phys. Rev. A 99, 033423 (2019).
Total cross-section for low-energy and very low-energy electron collisions with O2,
T. Okumura, N. Kobayashi, A. Sayama, Y. Mori, H. Akasaka, K. Hosaka, T. Odagiri, M. Hoshino and M. Kitajima, J. Phys. B 52, 035201 (2019).

2018

Formation of hot hydrogen atoms from superexcited states of acetylene,
Yoshiaki Kumagai, Takeshi Odagiri, Motoyoshi Nakano, Isao H. Suzuki, Kouichi Hosaka, Masashi Kitajima, and Noriyuki Kouchi, J. Chem. Phys. 149, 244302 (2018).
Electron correlation in double photoexcitation of H2S as studied by H(2p) formation: Comparison with H2O,
Kouichi Hosaka, Yutaro Torizuka, Kai Minamizaki, Philipp Schmidt, Andre Knie, Arno Ehresmann, Takeshi Odagiri, Masashi Kitajima, and Noriyuki Kouchi, Phys. Rev. A 98, 052514 (2018).
しきい光電子源を用いた超低エネルギー電子-HD衝突全断面積の測定,
奥村拓馬、江尻智一、穂坂綱一、北島昌史、小田切丈、星野正光, PF NEWS 36 (2) 21?26 (2018).

2017

The observation of the pair of Lyman-α and Lyman-β photons produced in the photodissociation of H2,
K. Hosaka, Y. Torizuka, P. Schmidt, T. Odagiri, A. Knie, K. Jankala, A. Ehresmann, M. Kitajima and N. Kouchi, J. Phys.: Conf. Ser. 875, 032002 (2017).
Cross sections for the formation of H(2p) atom via doubly excited states in photoexcitation of rotationally cold H2,
Y. Abe, T. Odagiri, S. Ohrui, T. Taniguchi, T. Shiratori, M. Kaida, K. Yachi, Y. Kumagai, K. Hosaka, M. Kitajima and N. Kouchi, J. Phys.: Conf. Ser. 875, 032037 (2017).
A space-charge-effect-compensated electron monochromator for electron-impact multi-coincidence measurements,
T. Okumura, Y. Mori, H. Akasaka, K. Hosaka, M. Kitajima and N. Kouchi, J. Phys.: Conf. Ser. 875, 062021 (2017).
Domination of dissociative double-electron excitation over dissociative single-electron excitation in electron collisions with,
Kouichi Hosaka, Kai Minamizaki, Toshinori Tsuchida, Kazufumi Yachi, Takeshi Odagiri, Takuro Maeda, Masashi Kitajima, and Noriyuki Kouchi, Phys.Rev. A 96, 012706 (2017).
Low-energy and very-low energy total cross sections for electron collisions with N2,
Masashi Kitajima, Takaya Kishino, Takuma Okumura, Naomasa Kobayashi, Atsushi Sayama, Yuma Mori, Kouichi Hosaka, Takeshi Odagiri, Masamitsu Hoshino and Hiroshi Tanaka, Eur. Phys. J. D 71, 139 (2017).

2016

Dynamics of the Q21Πu(1) state studied from the isotope effect on the cross sections for the formation of the 2p atom pair in the photoexcitation of H2 and D2,
Kouichi Hosaka, Kennichi Shiino, Yuko Nakanishi, Takeshi Odagiri, Masashi Kitajima, and Noriyuki Kouchi, Phys.Rev. A 93, 063423 (2016).
Cross sections for ultra-low-energy electron scattering from atoms and molecules,
M Kitajima, K Shigemura, K Hosaka, T Odagiri, M Hoshino and H Tanaka, AIP Conf. Proc. 1790, 020012 (2016).

2015

Total cross sections for electron scattering from noble-gas atoms in near- and below-thermal energy collisions,
M Kitajima, K Shigemura, K Hosaka, T Odagiri, M Hoshino and H Tanaka, J. Phys.: Conf. Ser. 635, 012030 (2015).
Excitation-energy resolved fluorescence spectra of hydrogen molecules in the regime of singly excited molecular states,
Philipp Schmidt, Andreas Hans, Christian Ozga, Philipp Reis, Ltaief Ben Ltaief, Kouichi Hosaka, Masashi Kitajima, Noriyuki Kouchi, Andre Knie, and Arno Ehresmann, J. Phys.: Conf. Ser. 635, 112130 (2015).
Angular correlation measurements of a pair of Lyman-α photons emitted in the photodissociation of H2,
K. Hosaka, Y. Nakanishi, R. Kogo, P. Schmidt, Y. Torizuka, K. Shigemura, T. Odagiri, A. Knie, K. Jankala, A. Ehresmann, M. Nakano, Y. Kumagai, K. Shiino, M. Kitajima and N. Kouchi, J. Phys.: Conf. Ser. 635, 112016 (2015).

2014

Angular correlation of a pair of Lyman-α photons produced in the photodissociation of H2,
Yuko Nakanishi, Kouichi Hosaka, Ryoko Kougo, Takeshi Odagiri, Motoyoshi Nakano, Yoshiaki Kumagai, Kennichi Shiino, Masashi Kitajima, and Noriyuki Kouchi, Phys.Rev. A 90, 043405(2014).
Measurements of ultra-low-energy electron scattering cross sections of atoms and molecules,
M. Kitajima, K. Shigemura, M. Kurokawa, T. Odagiri, H. Kato, M. Hoshino, H. Tanaka, and K. Ito, AIP Conf. Proc. 1588, 78 (2014).
Total cross sections for electron scattering from He and Ne in cold electron collisions,
K. Shigemura, M. Kitajima, T. Odagiri, A. Suga, H. Kato, M. Hoshino, H. Tanaka, K. Ito, J. Phys.: Conf. Ser. 488, 042015 (2014).
しきい光電子源を用いた電子-H2衝突実験の現状,
重村圭亮,北島昌史,小田切丈,加藤英俊,星野正光,田中大,伊藤健二, PF NEWS 32 (2) 20?24 (2014).
Total cross sections for electron scattering from He and Ne at very low energies,
K. Shigemura, M. Kitajima, M. Kurokawa, K. Toyoshima, T. Odagiri, A. Suga, H. Kato, M. Hoshino, H. Tanaka, and K. Ito, Phys. Rev. A 89, 022709 (2014).

2013

Cross sections for the formation of H(n = 2) atom via superexcited states in photoexcitation of methane and ammonia,
Yoshiaki Kumagai, Takeshi Odagiri, Motoyoshi Nakano, Takehiko Tanabe, Isao H. Suzuki, Kouichi Hosaka, Masashi Kitajima, and Noriyuki Kouchi, J. Chem. Phys. 139, 164307 (2013).
Single Photon K−2 and K−1K−1 Double Core Ionization in C2H2n (n = 1–3), CO, and N2 as a Potential New Tool for Chemical Analysis,
M. Nakano, F. Penent, M. Tashiro, T. P. Grozdanov, M. Žitnik, S. Carniato, P. Selles, L. Andric, P. Lablanquie, J. Palaudoux, E. Shigemasa, H. Iwayama, Y. Hikosaka, K. Soejima, I. H. Suzuki, N. Kouchi, and K. Ito, Phys. Rev. Lett. 110, 163001 (2013).

2012

Dynamics of entangled H(2p) pair generated in the photodissociation of H2,
Takeshi Odagiri,Takehiko Tanabe and Noriyuki Kouchi, J. Phys.: Conf. Ser. 388, 012024 (2012).
Ultra-low-energy electron scattering cross section measurements of Ar, Kr and Xe employing the threshold photoelectron source,
M. Kitajima, M. Kurokawa, T. Kishino, K. Toyoshima, T. Odagiri, H. Kato, K. Anzai, M. Hoshino, H. Tanaka, and K. Ito, Eur. Phys. J. D 66, 130 (2012).
Auger decay of Ar 2p satellite states studied with a multielectron coincidence method,
M. Nakano, Y. Hikosaka, P. Lablanquie, F. Penent, S.-M. Huttula, I. H. Suzuki, K. Soejima, N. Kouchi, and K. Ito, Phys. Rev. A 85, 043405 (2012).
Three-body neutral dissociations of a multiply excited water molecule around the double ionization potentiald,
Takeshi Odagiri, Motoyoshi Nakano, Takehiko Tanabe, Yoshiaki Kumagai, Isao H Suzuki, Masashi Kitajima and Noriyuki Kouchi, J. Phys. B: At. Mol. Opt. Phys. 45, 215204 (2012).

2011

High-resolution total-cross-section measurements for electron scattering from Ar, Kr, and Xe employing a threshold-photoelectron source,
M. Kurokawa, M. Kitajima, K. Toyoshima, T. Kishino, T. Odagiri, H. Kato, M. Hoshino, H. Tanaka and K. Ito, Phys. Rev. A 84[6] 062717 (2011).
Formation of metastable atomic hydrogen in the 2s state from symmetry-resolved doubly excited states of molecular hydrogen,
Takeshi Odagiri, Yoshiaki Kumagai, Motoyoshi Nakano, Takehiko Tanabe, Isao H. Suzuki, Masashi Kitajima and Noriyuki Kouchi, Phys. Rev. A 84[5] 053401 (2011).
Doubly excited states of water as studied by electron energy loss spectroscopy in coincidence with detecting Lyman-α photons,
Toshinori Tsuchida, Takeshi Odagiri, Lisa Ishikawa, Kazufumi Yachi, Keisuke Shigemura, Naruhito Ohno, Kouichi Hosaka, Masashi Kitajima and Noriyuki Kouchi, J. Phys. B: At. Mol. Opt. Phys 44 [17] 175207 (2011).
Reply to “Comment on ‘Effect of entanglement on the decay dynamics of a pair of H(2p) atoms due to spontaneous emission’ ” ,
Takehiko Tanabe, Takeshi Odagiri, Motoyoshi Nakano, Yoshiaki Kumagai, Isao H. Suzuki, Masashi Kitajima, and Noriyuki Kouchi, Phys. Rev. A 83, 066102 (2011).
Decay pathways after Xe 3d inner shell ionization using a multi-electron coincidence technique,
I. H. Suzuki, Y. Hikosaka, E. Shigemasa, P. Lablanquie, F. Penent, K. Soejima, M. Nakano, N. Kouchi and K. Ito, J. Phys. B: At. Mol. Opt. Phys 44[7] 075003 (2011).
Doubly excited states of H2 as studied by angle-resolved electron energy loss spectroscopy in coincidence with detecting Lyman-α photons,
L. Ishikawa, T. Odagiri1, K. Yachi, N. Ohno, T. Tsuchida, M. Kitajima and N. Kouchi, J. Phys. B: At. Mol. Opt. Phys 44 065203 (2011).

2010

Emergence and change of the entanglement in the pair of H(2p) atoms produced in the photodissociation of an H2 molecule,
Takehiko Tanabe, Takeshi Odagiri, Motoyoshi Nakano, Isao H. Suzuki and Noriyuki Kouchi, PHOTON FACTORY ACTIVITY REPORT, #27(2009), Part A(Highlights), 10-11.
Threshold photoelectron source for the study of low-energy electron scattering: Total cross section for electron scattering from krypton in the energy range from 14 meV to 20 eV,
M. Kurokawa, M. Kitajima, K. Toyoshima, T. Odagiri, H. Kato, H. Kawahara, M. Hoshino, H. Tanaka and K. Ito, Phys. Rev. A 82, 062707 (2010).
しきい光電子を用いたCold Electron Collision実験手法の開発,
黒川学,北島昌史,小田切丈,加藤英俊,星野正光,田中大,伊藤健二, PF NEWS 28 (3) 20–24 (2010).
Doubly excited states resulting in H(2p) formation in the photoexcitation of water,
Motoyoshi Nakano, Takeshi Odagiri, Takehiko Tanabe, Keishou Funatsu, Isao H Suzuki, Masashi Kitajima and Noriyuki Kouchi, J. Phys. B: At. Mol. Opt. Phys. 43 (2010) 215206.
Effect of entanglement on the decay dynamics of a pair of H(2p) atoms due to spontaneous emission,
Takehiko Tanabe, Takeshi Odagiri, Motoyoshi Nakano, Yoshiaki Kumagai, Isao H. Suzuki, Masashi Kitajima, and Noriyuki Kouchi, Phys. Rev. A 82, 040101(R) (2010).
Differential cross sections for the dissociative single and double excitations resulting in H(2p) formation in electron-CH4 collisions at 80 eV incident electron energy,
Tsuchida, Naruhito Ohno, Masashi Kitajima and Noriyuki Kouchi, J. Phys. B: At. Mol. Opt. Phys. 43 (2010) 155208 (10pp).
A new spectroscopic method for resolving the electronic symmetry properties of the highly excited molecules produced in photoexcitation,
Takeshi Odagiri, Yoshiaki Kumagai, Takehiko Tanabe, Motoyoshi Nakano, Isao H. Suzuki, Masashi Kitajima, and Noriyuki Kouchi, Rev. Sci. Instrum. 81, 063108 (2010).
Multiply excited molecules in electron collisions as probed by energy and angle-resolved coincidence measurements between a scattered electron and a photon from a fragment atom,
Takeshi Odagiri and Noriyuki Kouchi, J. Phys.: Conf. Ser. 212 (2010) 012026(6pp).

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