Koji Hara

Profile Information

Affiliation: Designated Assistant Professor, High Energy Accelerator Research Organization

Degree: Ph. D.(Osaka University)

J-GLOBAL ID: 200901042275787844
researchmap Member ID: 5000026607

Research Interests

Research Areas

Natural sciences / Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics /

Research History

2011 - Present

Assistant Professor, High Energy Accelerator Research Organization
2008 - 2011

Research Assistant Professor, Nagoya University Graduate School of Science
2006 - 2008

Graduate School of Science, Nagoya University
2003 - 2006

日本学術振興会特別研究員
2003 - 2006

Research Fellow of the Japan Society for the Promotion of Science
2006

- Assistant Professor

Papers

Evidence for B-→τ-ν<inf>̄τ</inf> with a hadronic tagging method using the full data sample of belle

K. Hara, Y. Horii, T. Iijima, I. Adachi, H. Aihara, D. M. Asner, T. Aushev, T. Aziz, A. M. Bakich, M. Barrett …

Physical Review Letters, 110(13) 131801, Mar 25, 2013 Peer-reviewed
Evidence for B- -> tau(-)(nu)over-bar(tau) with a semileptonic tagging method

K. Hara, T. Iijima, H. Aihara, V. Aulchenko, T. Aushev, T. Aziz, A. M. Bakich, E. Barberio, K. Belous, M. Bischofberger …

PHYSICAL REVIEW D, 82(7) 071101(R), Oct, 2010 Peer-reviewed
Improved measurement of time-dependent CP violation in B-0 -> J/psi pi(0) decays

S. E. Lee, K. Miyabayashi, H. Aihara, T. Aushev, T. Aziz, A. M. Bakich, V. Balagura, E. Barberio, A. Bay, K. Belous …

PHYSICAL REVIEW D, 77(7) 071101(R), Apr, 2008
Improved measurement of time-dependent CP violation in B-0 -> J/psi pi(0) decays

S. E. Lee, K. Miyabayashi, H. Aihara, T. Aushev, T. Aziz, A. M. Bakich, V. Balagura, E. Barberio, A. Bay, K. Belous …

PHYSICAL REVIEW D, 77(7) 071101(R), Apr, 2008
Measurement of time-dependent CP-violating parameters in B(0)-> K(S)(0)K(S)(0) decays

Y. Nakahama, K. Sumisawa, I. Adachi, H. Aihara, T. Aushev, A. M. Bakich, V. Balagura, E. Barberio, I. Bedny, K. Belous …

PHYSICAL REVIEW LETTERS, 100(12) 121601, Mar, 2008
Measurement of time-dependent CP-violating parameters in B(0)-> K(S)(0)K(S)(0) decays

Y. Nakahama, K. Sumisawa, I. Adachi, H. Aihara, T. Aushev, A. M. Bakich, V. Balagura, E. Barberio, I. Bedny, K. Belous …

PHYSICAL REVIEW LETTERS, 100(12) 121601, Mar, 2008
Time-dependent CP-violating asymmetry in B(0)->rho(0)gamma decays

Y. Ushiroda, K. Sumisawa, N. Taniguchi, I. Adachi, H. Aihara, K. Arinstein, T. Aushev, S. Bahinipati, A. M. Bakich, V. Balagura …

PHYSICAL REVIEW LETTERS, 100(2) 021602, Jan, 2008
Time-dependent CP-violating asymmetry in B(0)->rho(0)gamma decays

Y. Ushiroda, K. Sumisawa, N. Taniguchi, I. Adachi, H. Aihara, K. Arinstein, T. Aushev, S. Bahinipati, A. M. Bakich, V. Balagura …

PHYSICAL REVIEW LETTERS, 100(2) 021602, Jan, 2008
Evidence for CP violation in B-0 -> D+D- decays

S. Fratina, K. Abe, K. Abe, I. Adachi, H. Aihara, D. Anipko, K. Arinstein, T. Aushev, A. M. Bakich, E. Barberio …

PHYSICAL REVIEW LETTERS, 98(22) 221802, Jun, 2007
Evidence for CP violation in B-0 -> D+D- decays

S. Fratina, K. Abe, K. Abe, I. Adachi, H. Aihara, D. Anipko, K. Arinstein, T. Aushev, A. M. Bakich, E. Barberio …

PHYSICAL REVIEW LETTERS, 98(22) 221802, Jun, 2007
Measurements of branching fractions and q(2) distributions for B -> pi l nu and B -> rho l nu decays with B -> D-(*())l nu decay tagging

T. Hokuue, K. Abe, K. Abe, I. Adachi, H. Aihara, Y. Asano, T. Aushev, A. M. Bakich, V. Balagura, E. Barberio …

PHYSICS LETTERS B, 648(2-3) 139-148, May, 2007
Measurements of branching fractions and q(2) distributions for B -> pi l nu and B -> rho l nu decays with B -> D-(*())l nu decay tagging

T. Hokuue, K. Abe, K. Abe, I. Adachi, H. Aihara, Y. Asano, T. Aushev, A. M. Bakich, V. Balagura, E. Barberio …

PHYSICS LETTERS B, 648(2-3) 139-148, May, 2007
Improved measurements of branching fractions and CP asymmetries in B -> eta h decays

P. Chang, K. Abe, I. Adachi, H. Aihara, D. Anipko, A. M. Bakich, E. Barberio, A. Bay, U. Bitenc, I. Bizjak …

PHYSICAL REVIEW D, 75(7) 071104(R), Apr, 2007
Improved measurements of branching fractions and CP asymmetries in B -> eta h decays

P. Chang, K. Abe, I. Adachi, H. Aihara, D. Anipko, A. M. Bakich, E. Barberio, A. Bay, U. Bitenc, I. Bizjak …

PHYSICAL REVIEW D, 75(7) 071104(R), Apr, 2007
Observation of Direct CP-Violation in B0 -> pi+pi- Decays and Model-Independent Constraints on phi2

Phys. Rev. Lett., 98 211801, 2007
Observation of time-dependent CP violation in B-0 ->eta K-'(0) decays and improved measurements of CP asymmetries in B-0 ->phi K-0, (KSKSKS0)-K-0-K-0 and B-0 -> J/psi K-0 decays

K. -F. Chen, K. Hara, M. Hazumi, T. Higuchi, K. Miyabayashi, Y. Nakahama, K. Sumisawa, O. Tajima, Y. Ushiroda, Y. Yusa …

PHYSICAL REVIEW LETTERS, 98(3) 031802, Jan, 2007
Observation of Direct CP-Violation in B0 -> pi+pi- Decays and Model-Independent Constraints on phi2

Phys. Rev. Lett., 98 211801, 2007
Observation of time-dependent CP violation in B-0 ->eta K-'(0) decays and improved measurements of CP asymmetries in B-0 ->phi K-0, (KSKSKS0)-K-0-K-0 and B-0 -> J/psi K-0 decays

K. -F. Chen, K. Hara, M. Hazumi, T. Higuchi, K. Miyabayashi, Y. Nakahama, K. Sumisawa, O. Tajima, Y. Ushiroda, Y. Yusa …

PHYSICAL REVIEW LETTERS, 98(3) 031802, Jan, 2007
Search for lepton flavor violating tau(-) decays with a K-S(0) meson

Y. Miyazaki, K. Abe, K. Abe, H. Aihara, D. Anipko, K. Arinstein, V. Aulchenko, T. Aushev, A. M. Bakich, M. Barber …

PHYSICS LETTERS B, 639(3-4) 159-164, Aug, 2006
Search for lepton flavor violating tau(-) decays with a K-S(0) meson

Y. Miyazaki, K. Abe, K. Abe, H. Aihara, D. Anipko, K. Arinstein, V. Aulchenko, T. Aushev, A. M. Bakich, M. Barber …

PHYSICS LETTERS B, 639(3-4) 159-164, Aug, 2006

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