Keio University

Published papers

KOIKE Tatsuhiko

41-60 items (total 75)

Dynamics of membranes with symmetry and projection formalism

Author
Hiroshi Kozaki, Tatsuhiko Koike and Hideki Ishihara
Publication Title
Magazine name Proceedings of 20th Workshop on General Relativity and Gravitation in Japan (Hiroshima, 2008) Start Page 246 - End Page 249 (Publication Date)2010/09)
Role
Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

An exact solution describing a closed membrane without spherical symmetry

Author
Tatsuhiko Koike, Hiroshi Kozaki and Hideki Ishihara
Publication Title
Magazine name Proceedings of the 23th Workshop on General Relativity and Gravitation Start Page 936 - End Page 937 (Publication Date)2013/11)
Role
First Author Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

Dynamics of strings in the space-time

Author
Tatsuhiko Koike, Hiroshi Kozaki and Hideki Ishihara
Publication Title
Magazine name Proceedings of the Workshop on General Relativity and Gravitation Start Page 377 - End Page 380 (Publication Date)2007/12)
Role
First Author Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

Compact homogeneous universes

Author
Tatsuhiko Koike, Masayuki Tanimoto and Akio Hosoya
Publication Title
Magazine name Proceedings of the Yamada conference XXXVII on Evolutin of the Universe and Its Observational Quest,ed. K.Sato,1994 Publisher Universal Academy Press,Tokyo Start Page 471-472 (Publication Date)1994)
Role
First Author
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

Time Optimal Quantum operation for Mixed states

Author
Alberto Carlini, Akio Hosoya, Tatsuhiko Koike and Yosuke Okudaira
Publication Title
Publisher IOP Publishing Start Page 36 - End Page 39 (Publication Date)2007/07)
Authorship Category
Joint Work
Publication Category
Research paper (conference, symposium, etc.)
Peer-review Status
Without

Time optimal quantum evolution within a given fidelity range

Author
Alberto Carlini, Akio Hosoya, Tatsuhiko Koike and Yosuke Okudaira,
Publication Title
Magazine name Asian Conference on Quantum Information Science (AQIS) Start Page 174 - End Page 175 (Publication Date)2007/09)
Role
Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

QUANTUM EVOLUTIONS: TIME-OPTIMALITY AND FIXED TARGET FIDELITY

Author
Alberto Carlini, Akio Hosoya, Tatsuhiko Koike, and Yosuke Okudaira
Publication Title
(Publication Date)2008/07)
Authorship Category
Joint Work
Publication Category
Research paper (conference, symposium, etc.)
Peer-review Status
With

Systematic method for solving strings having a symmetry in the space-time

Author
Tatsuhiko Koike, Hiroshi Kozaki and Hideki Ishihara
Publication Title
Magazine name Black Holes in General Relativity and String Theory, August, 2008 Veli Losinj, Croatia (Publication Date)2008/08)
Role
First Author Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

Integrability of strings with a symmetry in the Minkowski spacetime

Author
Hiroshi Kozaki, Tatsuhiko Koike and Hideki Ishihara
Publication Title
Magazine name Proceedings of 18th Workshop on General Relativity and Gravitation in Japan (Hiroshima, 2008) (Publication Date)2009/03)
Role
Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

Killing Tensors and Conserved Quantities of a Relativistic Particle in External Fields

Author
Naohisa Igata, Tatsuhiko Koike and Hideki Ishihara
Publication Title
Magazine name Proceedings of 12th Marcel Grossmann Meeting Publisher World Scientific Start Page 1026 - End Page 1028 (Publication Date)2009/07)
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

Gauge-invariant construction of quantum cosmology

Author
Fumitoshi Amemiya and Tatsuhiko Koike
Publication Title
Magazine name Proceedings of 19th Workshop on General Relativity and Gravitation in Japan (Rikkyo University, 2009) Start Page 225 - End Page 228 (Publication Date)2009/12)
Role
Last Author Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

Reduced phase space quantization of FRW universe

Author
Fumitoshi Amemiya and Tatsuhiko Koike
Publication Title
Magazine name Journal of Physics: Conference Series Publisher IOP Publishing Start Page 225 - End Page 228 (Publication Date)2011/09)
Role
Last Author Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

量子状態空間の幾何

Author
古池達彦, 細谷暁夫, Alberto Carlini, 富沢真也, 澤山晋太郎
Publication Title
Start Page 131 - End Page 131 (Publication Date)2003/09)
Role
Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (conference, symposium, etc.)
Peer-review Status
Without

忠実度最適な量子状態変化

Author
Alberto Carlini, Akio Hosoya, Tatsuhiko Koike, Yosuke Okudaira
Publication Title
Start Page 147 - End Page 147 (Publication Date)2007/09)
Role
Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (conference, symposium, etc.)
Peer-review Status
Without

混合状態に対する量子最速曲線

Author
Alberto Carlini, Akio Hosoya, Tatsuhiko Koike, Yosuke Okudaira
Publication Title
Start Page 147 - End Page 147 (Publication Date)2007/03)
Role
Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (conference, symposium, etc.)
Peer-review Status
Without

量子最速曲線と量子計算

Author
アルベルト=カルリーニ,細谷暁夫,古池達彦,奥平陽介
Publication Title
Start Page 97 - End Page 97 (Publication Date)2008/08)
Role
Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (conference, symposium, etc.)
Peer-review Status
Without

量子計算における計算量と時間複雑性

Author
古池達彦, 奥平陽介
Publication Title
Start Page 86 - End Page 86 (Publication Date)2009/09)
Role
First Author Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (conference, symposium, etc.)
Peer-review Status
Without

Complexity and Time Complexity in Quantum Computation

Author
Tatsuhiko Koike
Publication Title
Magazine name The 20th Quantum Information Technology Workshop Start Page 19 - End Page 20 (Publication Date)2009/05)
Role
First Author Last Author Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (conference, symposium, etc.)
Peer-review Status
Without

弱い測定による増幅効果について

Author
古池達彦, 田中咲
Publication Title
Start Page 167 - End Page 167 (Publication Date)2011/09)
Role
First Author Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (conference, symposium, etc.)
Peer-review Status
Without

間接結合スピン間の時間最適な量子操作

Author
アルベルト=カルリーニ,細谷暁夫,古池達彦,奥平陽介
Publication Title
Start Page 124 - End Page 124 (Publication Date)2011/09)
Role
Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (conference, symposium, etc.)
Peer-review Status
Without