Publications
Summary of publications.
Theses ⁄ 学位論文
-
Large angle Proton Quasi-elastic Scattering from Nuclei
in the Glauber Model,
大角度陽子準弾性散乱のグラウバー模型による計算、
Akihisa Kohama, Master Thesis, The University of Tokyo, March (1990)
小濱洋央、学位論文(修士・理学)、東京大学、1990年 3月 -
Nuclear Transparency in the Quasi-elastic Scatterings at High Energies,
高エネルギー準弾性散乱におけるNuclear Transparency、
Akihisa Kohama, Ph.D. Thesis, The University of Tokyo, March (1993)
小濱洋央、学位論文(博士・理学)、東京大学、1993年 3月
Journal Papers ⁄ 学術論文
List of Publications: (INSPIRE) (Google Scholar)
-
Nuclear Transparency in the Glauber Impulse Approximation,
Akihisa Kohama, Koichi Yazaki, and Ryoichi Seki,
Nuclear Physics, A536, 716-738 (1992). -
Nuclear Transparency in Electron-Nucleus Scattering,
Akihisa Kohama, Koichi Yazaki and Ryoichi Seki,
Nuclear Physics, A551, 687-707 (1993). -
A Model for Nuclear Transparency in High Energy Quasi-elastic Scattering,
Akihisa Kohama and Koichi Yazaki,
Nuclear Physics, A575, 645-672 (1994). -
Anomalous Mass Number Dependence of Nuclear Transparency,
Akihisa Kohama, Koichi Yazaki and Ryoichi Seki,
Physics Letters, B344, 61-66 (1995). -
Nuclear Correlation and Finite Interaction-range Effects in High-Energy (e, e'p) Nuclear Transparency,
Ryoichi Seki, T .D .Shoppa, Akihisa Kohama, and Koichi Yazaki,
Physics Letters, B383, 133-138 (1996). -
Nuclear Transparency in a Relativistic Quark Model,
Tetsu Iwama, Akihisa Kohama, Koichi Yazaki,
Nuclear Physics, A627, 620-644 (1997). -
Correlation and Finite Interaction-range Effects in High Energy Electron Inclusive Scattering,
Akihisa Kohama, Koichi Yazaki and Ryoichi Seki,
Nuclear Physics, A662, 175-203 (2000). -
Determination of matter surface distribution of neutron rich nuclei,
Akihisa Kohama, Ryoichi Seki, Akito Arima, and Shuhei Yamaji,
Journal of the Physical Society of Japan, 72, 2766-2780 (2003). [15 pages] -
Nuclear radius deduced from proton diffraction by a black nucleus,
Akihisa Kohama, Kei Iida, and Kazuhiro Oyamatsu,
Physical Review C 69, 064316 (2004). [4 pages] -
Reaction cross section described by a black sphere approximation of nuclei
Akihisa Kohama, Kei Iida, and Kazuhiro Oyamatsu,
Physical Review C 72, 024602 (2005). [5 pages] -
Formula for proton-nucleus reaction cross section at intermediate energies and its application,
Kei Iida, Akihisa Kohama, and Kazuhiro Oyamatsu,
Journal of the Physical Society of Japan, 76, 044201-044300 (2007). -
Systematic analysis of reaction cross-sections of carbon isotopes,
Wataru Horiuchi, Yasuyuki Suzuki, Badawy Abu-Ibrahim, and Akihisa Kohama,
Physical Review C 75, 044607 (2007), [14 pages] Erratum-ibid. C76, 039903 (2007) . [1 page] -
Reaction cross sections of carbon isotopes incident on a proton,
Badawy Abu-Ibrahim, Wataru Horiuchi, Akihisa Kohama, and Yasuyuki Suzuki,
Physical Review C 77, 034607 (2008), [11 pages] Erratum-ibid. C80, 029903 (2009). [1 page] -
Difference between interaction cross-sections and reaction cross-sections,
Akihisa Kohama, Kei Iida, and Kazuhiro Oyamatsu,
Physical Review C 78, 061601(R) (2008). [5 pages] -
Elastic and total reaction cross sections of oxygen isotopes in Glauber theory,
Badawy Abu-Ibrahim, Shohei Iwasaki, Wataru Horiuchi, Akihisa Kohama, and Yasuyuki Suzuki,
Journal of the Physical Society of Japan, 78, 044201 (2009). [9 pages] -
Scaling properties of proton-nucleus total reaction cross sections,
Badawy Abu-Ibrahim and Akihisa Kohama,
Physical Review C 81, 057601 (2010). [4 pages] -
Proton-nucleus total reaction cross sections
in the optical limit Glauber theory:
Subtle dependence on the equation of state of nuclear matter,
Kei Iida, Kazuhiro Oyamatsu, Badawy Abu-Ibrahim, and Akihisa Kohama,
Progress of Theoretical Physics 126, 1091-1100 (2011). -
Proton inelastic diffraction by a black nucleus and the size of excited nuclei,
Kei Iida, Shinya Koide, Akihisa Kohama, and Kazuhiro Oyamatsu,
Modern Physics Letters A 27, 1250020 (2012). [9 pages] -
A comparison of total reaction cross section models used in particle
and heavy ion transport codes,
Lembit Sihver, Mattias Lantz, Maya Takechi, Akihisa Kohama, A. Ferrari, F. Cerutti, and T. Sato,
Advances in Space Research 49, 812-819 (2012). -
Improved parametrization of the transparency parameter in Kox and Shen models of total reaction cross sections,
Lembit Sihver, Mattias Lantz, and Akihisa Kohama,
Physical Review C 89, 067602 (2014). [4 pages] -
Current status of the "Hybrid Kurotama model"
for total reaction cross sections
Lembit Sihver, Akihisa Kohama, Kei Iida, Kazuhiro Oyamatsu, Shintaro Hashimoto, Hiroshi Iwase, and Koji Niita,
Nuclear Instruments and Methods in Physics Research Section, B 334, 34-39 (2014). -
Energy and mass-number dependence of hadron-nucleus total reaction cross sections
Akihisa Kohama, Kei Iida, and Kazuhiro Oyamatsu,
Journal of the Physical Society of Japan, 85, 094201 (2016). [12 pages] -
Nuclear surface diffuseness revealed in nucleon-nucleus diffraction
Shin'ya Hatakeyama, Wataru Horiuchi, and Akihisa Kohama,
Physial Review C 97, 054607 (2018). [12 pages] -
Utility of antiproton-nucleus scattering for probing
nuclear surface density distributions,
Katsuhito Makiguchi, W. Horiuchi, and A. Kohama,
Physial Review C 102, 034614 (2020). [9 pages]
Preprints at RNC Preprint Archive System ⁄ プレプリント
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Sysematic analysis of reaction cross sections of carbon isotopes
RIKEN-NC-NP-1
W. Horiuchi, Y. Suzuki, B. Abu-Ibrahim, and A. Kohama -
Reaction cross sections of carbon isotopes incident on a proton
RIKEN-NC-NP-15
B. Abu-Ibrahim, W. Horiuchi, A. Kohama, and Y. Suzuki -
Difference between interaction cross sections and reaction cross sections
RIKEN-NC-NP-20
A. Kohama, K. Iida, and K. Oyamatsu
-
RIBFの物理
RIKEN-NC-NP-69
RIBF理論研究推進会議メンバー -
Current status of the "Hybrid Kurotama model"
for total reaction cross sections
RIKEN-NC-NP-125
L. Sihver, A. Kohama, K. Iida, K. Oyamatsu, S. Hashimoto, H. Iwase, and K. Niita -
An improved parameterization of the transparency parameter
in Kox and Shen models of total reaction cross sections
RIKEN-NC-NP-126
L. Sihver, M. Lantz, and A. Kohama -
Energy and mass-number dependence of hadron-nucleus total
reaction cross sections
RIKEN-NC-NP-143
A. Kohama, K. Iida, and K. Oyamatsu
-
Nuclear surface diffuseness revealed in nucleon-nucleus diffraction
RIKEN-NC-NP-187
S. Hatakeyama, W. Horiuchi, and A. Kohama
Conference Proceedings ⁄ 会議報告
-
Nuclear Transparency in High Energy Reactions,
K. Yazaki and A. Kohama,
Proceedings of International School-Seminar '93 (ISS93),
Hadrons and Nuclei from QCD, Tsuruga-Vladiwostok-Sapporo,
edited by K.Fujii, Y.Akaishi, and B.L.Reznik,
World Scientific, Singapore, (1994) p.10-17. -
Nuclear Transparency in High Energy Reactions,
K. Yazaki, A. Kohama, and R. Seki,
Medium Energy Physics,
Proceedings of the Second International Symposium,
editors, W. Chao, P. Chen, World Scientific, Singapore, (1995) 32-42
ISBN 981-02-2089-8
Second International Symposium on Medium Energy Physics (ISMEP '94) -
Anomalous Mass Number Dependence of Nuclear Transparency,
A. Kohama, K. Yazaki, and R. Seki,
Prog. Theo. Phys. Suppl. 120 (1995) 277-282.
From Hadronic Matter to Quark Matter: Evolving View of Hadronic Matter,
ed. J. Kodaira, T. Matsui, M. Oka, T. Suzuki,
Proceedings of the 1994 YITP Workshop on Theoretical Problems at the Interface of Particle and Nuclear Physics, -
Relativistic Internal Dynamics in the Nuclear Transparency
K. Yazaki, T. Iwama, and A. Kohama,
Proceedings of KOSEF-JSPS Winter School on Recent Developments in Particle and Nuclear Theory,
Eds., W.Bentz, G.T.Park, and H.S.Song,
Journal of the Korean Physics Society, 29,
Supplement Issue, Sep., (1996) S388-S391. -
Nuclear Transparency in a Relativistic Quark Model,
A. Kohama, T. Iwama, and K. Yazaki,
Australian Journal of Phys., 50 (1997)131-138. -
Formulations of High-Energy Electron Inclusive Scattering,
A. Kohama, K. Yazaki, and R. Seki,
Recent Developments in QCD and Hadron Physics,
Proceedings of the 1996 YITP International Workshop,
(ed. Y. Koike),
Soryushiron Kenkyu (Kyoto), 95, (1997) D41-D46. -
Nuclear transparency in high energy quasi-elastic processes
Akihisa Kohama
Proceedings of RIKEN BNL Research Center Workshop:
RIKEN Symposium on Quarks and Gluons in the Nucleon
Vol. 6, p. 53--58, 1997. BNL-65234 -
Color Transparency with Electron and Hadron Beams,
K. Yazaki, T. Iwama, and A. Kohama,
Proceedings of 5th Tamura Symposium:
International Workshop on
Exciting Physics with New Accelerator Facilities (EXPAF97),
(ed. H. Toki and S. Dat'e),
World Scientific, Singapore, (1998) 96-103. -
Nuclear Transparency in a Relativistic Quark Model,
A. Kohama, T. Iwama, and K. Yazaki,
Proceedings of 5th Tamura Symposium:
International Workshop on
Exciting Physics with New Accelerator Facilities (EXPAF97),
(ed. H. Toki and S. Dat'e),
World Scientific, Singapore, (1998) 104-110. -
Correlation and Finite Interaction-range Effects
in High Energy Electron Inclusive Scattering,
A. Kohama, K. Yazaki, and R. Seki,
Physics of Hadrons and QCD,
Proceedings of the APCTP-RCNP Joint International School
and the 1998 YITP Workshop,
(ed. H. Yabu, K. Itakura, T. Matsui, M. Oka),
World Scientific, Singapore, (1999) 279-282. -
Correlation and Finite Interaction-range Effects
in High Energy Electron Inclusive Scattering,
A. Kohama, K. Yazaki, and R. Seki,
Proceedings of the 15th International Conference
on Particles and Nuclei (PANIC'99),
(ed. G. F"aldt, B. H"oistad, and S. Kullander),
Nuclear Physics, A663 & A664, (2000) 373c-376c. -
Correlation Effects in High Energy Electron Inclusive Scattering,
A. Kohama, K. Yazaki, and R. Seki,
Proceedings of KEK-Tanashi International Symposium on
PHYSICS OF HADRONS AND NUCLEI,
Nuclear Physics, A670, (2000) 206c-209c. -
Feasibility of Determining Surface of Matter Density Distributions of Nuclei at RIBF
A. Kohama, R. Seki, A. Arima, and S. Yamaji,
Proceedings of Physics at Drip Lines,
(ed. H. Sagawa, T. Suzuki, and A. Ozawa)
RIKEN Review, 39, (2001) 155-160. -
Model-Independent Determination of Surface Density Distribution
of Unstable Nuclei at Radioactive Beam Facilities,
A. Kohama, R. Seki, A. Arima, and S. Yamaji,
Proceedings of the 10th Yukawa International Seminar (YKIS2001),
"Physics of Unstable Nuclei",
(ed. K. Hagino, H. Horiuchi, M. Matsuo, and I. Tanihata)
Prog. Theo. Phys. Supplement, 146, (2002) 577-578. -
Determination of matter surface distribution of neutron-rich nuclei,
A. Kohama,
Proceedings of the International Symposium on A New Era of Nuclear Structure Physics
(NENS03)
ed. Y. Suzuki, S. Ohta, M. Matsuo, and T. Ohtsubo,
World Scientific, Singapore, 2004, 272-276. -
Determination of Matter Surface Distribution
of Neutron-rich Nuclei and Effect of "Outer Surface"
A. Kohama,
Progress of Theoretical Physics
Supplement No.156 (2004) pp. 143-144
Strangeness in Nuclear Matter
Proceedings of the 18th Nishinomiya Yukawa Memorial Symposium
and the YITP Workshop on Nuclear Matter under Extreme Conditions
( Ed. by T. Harada, A. Ohnishi and Y. Akaishi ) -
Reaction cross section and nuclear radius
in the black-sphere picture,
Akihisa Kohama, Kei Iida, and Kazuhiro Oyamatsu,
INPC 2007 - Proceedings of the 23rd International Nuclear Physics Conference, Vol.2,
( Ed. by S. Nagamiya, T. Motobayashi, M. Oka, R. S. Hayano and T. Nagae )
Nuclear Physics A805 (2008) 415-417. -
Reaction cross sections of carbon isotopes
incident on proton and 12C target,
Wataru Horiuchi, Badawy Abu-Ibrahim, Akihisa Kohama, and Yasuyuki Suzuki,
INPC 2007 - Proceedings of the 23rd International Nuclear Physics Conference, Vol.2,
( Ed. by S. Nagamiya, T. Motobayashi, M. Oka, R. S. Hayano and T. Nagae )
Nuclear Physics A805, (2008) 418-420. -
Total reaction cross sections of light neutron-rich nuclei
in the Glauber approximation,
A. Kohama, B. Abu-Ibrahim, W. Horiuchi, S. Iwasaki, and Y. Suzuki,
Modern Physics Letters A 25, 1963 (2010).
Proceedings of Niigata 2010. -
Interaction cross sections and the Glauber model
Akihisa Kohama
Published in March, 2011. (DVD)
Proceedings of Halo2010 Symposium -
Study of nuclear matter density distributions using hadronic probes,
Akihisa Kohama, Kei Iida, and Kazuhiro Oyamatsu,
AIP Conf. Proc. 1355, 115 (2011).
Proceedings of the International Symposium New Faces of Atomic Nuclei
(Okinawa 10) -
A comparison of total reaction cross section models
used in particle and heavy ion transport codes,
L. Sihver, M. Lantz, M. Takechi, A. Kohama, A. Ferrari, F. Cerutti, and T. Sato,
Advances in Space Research 49, 812 (2012).
(Proc. of the COSPAR 2010) -
Black-sphere approximation to nuclei
and its application to reactions with neutron-rich nuclei,
Akihisa Kohama, Kei Iida, and Kazuhiro Oyamatsu,
Proceedings of the French-Japanese Symposium on Nuclear Structure Problems,
ed. H. Otsu, T. Motobayashi, P. Roussel-Chomaz, and T. Otsuka,
World Scientific, p.106-109 (2012). -
Compilation of Nuclear Reaction Data from RIBF,
Ayano Makinaga, Shuichiro Ebata, Masayuki Aikawa, Naoya Furutachi, Dagvadorj Ichinkhorloo,
Kiyoshi Kato, Myagmarjav Odsuren, Vidya Devi, Naohiko Otuka,
Akihisa Kohama, Hideaki Otsu, and Hiroyoshi Sakurai,
JPS Conf.Proc. 6 (2015) 030135 [3 pages]. -
Nuclear “diffuseness” probed by proton-nucleus diffraction
W. Horiuchi, S. Hatakeyama, and A. Kohama,
Proceeedings of 27th International Nuclear Physics Conference (INPC2019)
- IOPscience, Dec. 2020,
J. Phys.: Conf. Ser. 1643 (2020) 012089. [6 pags]
RIKEN Accelerator Progress Report ⁄ 理研加速器年次報告
Archives of The Progress Report
-
Nuclear Transparency in a Relativistic Harmonic Oscillator Quark Model
Tetsu Iwama, Akihisa Kohama, Koichi Yazaki
RIKEN Accel. Prog. Rep. 1997, Vol. 31, p. 42 (1998). -
Correlation and Finite Interaction-Range Effects in High Energy Electron Inclusive Scattering
Akihisa Kohama, Koichi Yazaki, Ryoichi Seki
RIKEN Accel. Prog. Rep. 1998, Vol. 32, p. 35 (1999).
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Model-Independent Analysis of the One-Body Density of Unstable Nuclei
A. Kohama, S. Yamaji, R. Seki, A. Arima
RIKEN Accel. Prog. Rep. 1999, Vol. 33, p. 13 (2000).
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Analysis of the Matter Distribution of Nuclei with a Gaussian-Basis Expansion
A. Kohama, S. Yamaji, R. Seki, A. Arima
RIKEN Accel. Prog. Rep. 2000, Vol. 34, p. 19 (2001).
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Determination of the matter surface distribution of unstable nuclei
Akihisa Kohama, Ryoichi Seki, Akito Arima, Shuhei Yamaji
RIKEN Accel. Prog. Rep. 2001, Vol. 35, p. 23 (2002).
-
Dependence of density-distribution analyses on the choice of basis functions
A. Kohama, R. Seki, A. Arima, S. Yamaji
RIKEN Accel. Prog. Rep. 2002, Vol. 36, p. 16 (2003).
-
A search for the effect of nuclear outer surface in proton-nucleus elastic scattering
A. Kohama
RIKEN Accel. Prog. Rep. 2003, Vol. 37, p. 31 (2004).
-
Nuclear radius deduced from proton diffraction by a black nucleus
Akihisa Kohama, Kei Iida, Kazuhiro Oyamatsu
RIKEN Accel. Prog. Rep. 2004, Vol. 38, p. 18 (2005).
-
Reaction cross section described by a black sphere
approximation of nuclei
Akihisa Kohama, Kei Iida, Kazuhiro Oyamatsu
RIKEN Accel. Prog. Rep. 2005, Vol. 39, p. 13 (2006).
-
Systematic analysis of reaction cross sections of carbon isotopes
B. Abu-Ibrahim, W. Horiuchi, A. Kohama, and Y. Suzuki
RIKEN Accel. Prog. Rep. 2006, Vol. 40, p. 49 (2007).
-
Formula for proton-nucleus reaction cross section at intermediate
energies and its application
Kei Iida, Akihisa Kohama, Kazuhiro Oyamatsu
RIKEN Accel. Prog. Rep. 2006, Vol. 40, p. 60 (2007).
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Reaction cross sections of carbon isotopes incident on a proton
B. Abu-Ibrahim, W. Horiuchi, A. Kohama, and Y. Suzuki
RIKEN Accel. Prog. Rep. 2007, Vol. 41, p. 30 (2008).
-
Difference between interaction cross sections
and reaction cross sections
Akihisa Kohama, Kei Iida, Kazuhiro Oyamatsu
RIKEN Accel. Prog. Rep. 2007, Vol. 41, p. 33 (2008).
-
Elastic and total reaction cross sections of oxygen isotopes
in Glauber theory
B. Abu-Ibrahim, S. Iwasaki, W. Horiuchi, A. Kohama, and Y. Suzuki
RIKEN Accel. Prog. Rep. 2008, Vol. 42, p. 42 (2009).
-
Direct reactions of antiproton and the black-sphere picture
Akihisa Kohama, Kei Iida, Kazuhiro Oyamatsu
RIKEN Accel. Prog. Rep. 2008, Vol. 42, p. 58 (2009).
-
Mass-number dependence of total reaction cross sections in the
black-sphere approximation
Akihisa Kohama, Kei Iida, Kazuhiro Oyamatsu
RIKEN Accel. Prog. Rep. 2009, Vol. 43, p. 59 (2010).
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Total reaction cross sections between heavy nuclei
A. Kohama, K. Iida, K. Oyamatsu, H. Iwase, and K. Niita
RIKEN Accel. Prog. Rep. 2010, Vol. 44, p. 47 (2011).
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Proton inelastic diffraction by a black nucleus and the size of excited
nuclei
K. Iida, S. Koide, A. Kohama, and K. Oyamatsu
RIKEN Accel. Prog. Rep. 2011, Vol. 45, p. 29 (2011).
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Subroutine “kurotama” in PHITS
A. Kohama, K. Iida, K. Oyamatsu, H. Iwase, S. Hashimoto, and K. Niita
RIKEN Accel. Prog. Rep. 2012, Vol. 46, p. 55 (2013).
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Deformed nuclei in the black-sphere approximation
Akihisa Kohama, Kei Iida, Kazuhiro Oyamatsu, and Hiroyuki Koura
RIKEN Accel. Prog. Rep. 2013, Vol. 47, p. 62 (2014).
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Systematic study of nuclear data for nuclear transmutation
A. Makinaga, M. Aikawa, K. Kato, A. Kohama, H. Otsu, and H. Sakurai
RIKEN Accel. Prog. Rep. 2013, Vol. 47, p. 72 (2014).
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JCPRG-RNC joint workshop on nuclear data
M. Aikawa, A. Makinaga, S. Ebata, K. Kato, A. Kohama, H. Otsu, and H. Sakurai
RIKEN Accel. Prog. Rep. 2013, Vol. 47, p. 73 (2014).
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Energy and mass-number dependence of hadron-nucleus
total reaction cross sections
Akihisa Kohama, Kei Iida, and Kazuhiro Oyamatsu
RIKEN Accel. Prog. Rep. 2014, Vol. 48, p. 80 (2015).
-
Nuclear surface diffuseness revealed in nucleon-nucleus diffraction
S. Hatakeyama, W. Horiuchi and A. Kohama
RIKEN Accel. Prog. Rep. 2018, Vol. 52, p. 7 (2018).
!!! Highlights of the year !!!
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Probing dilute nuclear density by antiproton-nucleus scattering
K. Makiguchi, W. Horiuchi and A. Kohama
RIKEN Accel. Prog. Rep. 2020, Vol. 54, p. x (2020).