Koichi Nakagawa

Profile Information

Affiliation: Associate Professor, Hoshi University

Degree: (BLANK)

J-GLOBAL ID: 200901067527316273
researchmap Member ID: 1000169295

External link: http://www.physhoshi.matrix.jp

Research Interests

Research Areas

Papers

On the extended quantum distance in thermo-field dynamics

Soryushiron Kenkyu, 35 3, Oct, 2021 Lead author
Entanglement between the Rindler Wedges in de Sitter Space

Koichi Nakagawa

Hoshi Journal of General Education, (38) 1-28, Dec, 2020 Peer-reviewedLead author
Comments on the Quantum Entanglement for Open Bosonic Strings on Dp-branes

Koichi Nakagawa

Hoshi Journal of General Education, (37) 1-16, Nov, 2019 Peer-reviewedLead author
Study on the Entanglement of Non-Equilibrium Finite-Spin Systems Based on Thermo-Field Dynamics

Koichi Nakagawa

Hoshi Journal of General Education, (36) 19-40, 2018 Peer-reviewedLead author
Zeeman effects on the entanglement of non-equilibrium finite-spin systems

Sciforum Electronic Conference Series, 4, Nov, 2017 InvitedLead author
量子エンタングルメントのテンソル形式とZeeman効果

中川弘一

星薬科大学一般教育論集, (35) 1-16, 2017 Peer-reviewedLead author
Entanglement entropies of coupled harmonic oscillators

Koichi Nakagawa

Jan 14, 2016
Entanglement entropies of non-equilibrium finite-spin systems

Koichi Nakagawa

PROGRESS OF THEORETICAL AND EXPERIMENTAL PHYSICS, (2), Feb, 2015 Peer-reviewed
Dissipative dynamics of entangled finite-spin systems with non-competitive external fields

Koichi Nakagawa

Hoshi Journal of General Education, No. 33, 2015, p.1-14, (33) 1-14, 2015 Peer-reviewed
A New Approach to Quantum Entanglement by Thermofield Dynamics

NAKAGAWA Koichi

Hoshi Journal of General Education, (32) 1-11, 2014 Peer-reviewed
On the possibility of observing TeV-scale gravity at the LHC

NAKAGAWA Koichi

Hoshi Journal of General Education, (31) 15-31, 2013
Comments on the 1-loop Cosmological Constant in the Thermal Closed Bosonic String Theory

NAKAGAWA Koichi

Hoshi Journal of General Education, (30) 75-95, 2012
Recent Developments in Research on the Rotating Black Hole Entropy

NAKAGAWA Koichi

Hoshi Journal of General Education, (29) 39-63, 2011
Comments on Line , Surface and Volume Integrals in Elementary Physics

NAKAGAWA Koichi

Hoshi Journal of General Education, (28) 65-93, 2010
Multiple Zeta Values and String Amplitudes

NAKAGAWA Koichi

Hoshi Journal of General Education, (27) 57-67, 2009
A Prelude to Thermal Gauge Invariance in String Thermofield Dynamics

NAKAGAWA Koichi

Hoshi Journal of General Education, (26) 39-49, 2008
多重ゼータ値の量子場理論的表現法について

中川弘一

数理解析研究所講究録, 1549(1549) 177-193, Apr, 2007
A Note on the Wave Equation

NAKAGAWA Koichi

Hoshi Journal of General Education, (25) 41-67, 2007
A Prelude to Thermal Cosmological Constant in String Thermofield Dynamics

NAKAGAWA Koichi

Hoshi Journal of General Education, (24) 29-44, 2006
Stochastic Models in Chemical and Pharmaceutical Sciences

NAKAGAWA Koichi

Hoshi Journal of General Education, (23) 13-30, 2005

Misc.

Entanglement entropies of coupled harmonic oscillators

Koichi Nakagawa

Jan 14, 2016
Effect of frustration on the entanglement of non-equilibrium finite-spin systems

Koichi Nakagawa

Sep 22, 2015
7a-K-10 Global Phase Structure of the Cosmological Constant in the TFD Heterotic String Model

Nakagawa Koichi, Fujisaki Haruo, Sano Shigemitsu

Abstracts of the meeting of the Physical Society of Japan. Sectional meeting, 1996(1) 14-14, Sep 13, 1996
シンポジウム発表

1995
November7-10, 1995,1st RESCEU Inernational Symposium "THE COSMOLOGICAL SONSTANT AND THE EVOLUTION OF THE UNIVERSE", "THERMOFIELD DYNAMICS OF THE CLOSED BOSONIC STRING-THERMAL COSMOLOGICAL CONSTANT-",H.Fujisaki, K.Nakagawa

1995

Books and Other Publications

薬学生のための基礎シリーズ3 基礎物理学

NAKAGAWA Koichi (Role: Contributor, Chapeters 9 and 10)

Baifukan, 2011
薬学系学生のための微分積分

共立出版, 2005
薬学生のための物理学[第3版]

朝倉書店, 2001

Presentations

Entanglement Entropies of Non-Equilibrium Finite-Spin Systems

NAKAGAWA Koichi

Aug, 2016
多重ゼータ値の量子場理論的表現法について

中川弘一

京都大学数理解析研究所研究集会「多重ゼータ値の研究」, Nov, 2004
場の量子論による多重ゼータ値の表現法について

中川弘一

京都大学基礎物理学研究所研究会「場の量子論の基礎的諸問題と応用」, Dec, 2003
Heterotic String Thermofield Dynamics

NAKAGAWA Koichi

Jan, 1998
THERMAL COSMOLOGICAL CONSTANT IN THE HETEROTIC STRING THERMOFIELD DYNAMICS

NAKAGAWA Koichi

3rd RESCEU International Symposium ``PARTICLE COSMOLOGY, Nov, 1997
Phase structure of cosmological constant of TFD heterotic string model

NAKAGAWA Koichi

Oct, 1996
Thermofield Dynamics of the Closed Bosonic String

NAKAGAWA Koichi

Aug, 1996
THERMOFIELD DYNAMICS OF THE CLOSED BOSONIC STRING - THERMAL COSMOLOGICAL CONSTANT -

NAKAGAWA Koichi

1st RESCEU International Symposium ``THE COSMOLOGICAL SONSTANT AND THE EVOLUTION OF THE UNIVERSE", Nov, 1995
Infrared self-energy amplitude of thermal closed bosonic string

NAKAGAWA Koichi

Oct, 1993
Infrared self-energy amplitude of thermal closed bosonic string

NAKAGAWA Koichi

Jul, 1993
Type-I Neveu-Schwarz-Ramond Open Thermal Superstring

NAKAGAWA Koichi

Mar, 1990
Thermal stability of the renormalization of open bosonic strings

NAKAGAWA Koichi

Oct, 1989
Superstring model at finite temperature

NAKAGAWA Koichi

Oct, 1988

Teaching Experience

Apr, 2017 - Present

Elementary Particle and Radiology (Hoshi University)
Apr, 2017 - Present

Practical mathematics A,B (Hoshi University)
数値計算演習 (成蹊大学理工学部)
数学 (星薬科大学)
統計学 (立教大学社会学部，星薬科大学)
力学 (立教大学理学部)
自然科学概論 (産能短期大学)
物理学 (東京文化医学技術専門学校，横浜国立大学工学部，星薬科大学)

Professional Memberships

Works

November11-13,1997,3rd RESCUE International Symposium"PARTICLE COSMOLOGY", "THERMAL COSMOLOGICAL CONSTANT IN THE HETEROTIC STRING THERMOFIELD DYNAMICS"

Research Projects

Superstring Theories at Finite Temperature

Profile Information

Research Interests

Research Areas

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Books and Other Publications

Presentations

Teaching Experience

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Works

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