papers
Publications (35)
gr-qc2011
Alternative construction of gauge-invariant variables for linear metric perturbation on general background spacetime
Kouji Nakamura
gr-qc2009
Consistency relations between the source terms in the second-order Einstein equations for cosmological perturbations
Kouji Nakamura
quant-ph2013
Re-interpretations of an experiment on the back-action in a weak measurement
Kouji Nakamura, Masataka Iinuma
astro-ph1997
Relativistic Zel'dovich approximation in spherically symmetric model
Masaaki Morita, Kouji Nakamura, Masumi Kasai
gr-qc2007
"Gauge" in General Relativity: Second-order general relativistic gauge-invariant perturbation theory
Kouji Nakamura
astro-ph2004
Continuous Limit of Multiple Lens Effect and the Optical Scalar Equation
Hiroshi Yoshida, Kouji Nakamura, Minoru Omote
gr-qc2006
Gauge-invariant Formulation of the Second-order Cosmological Perturbations
Kouji Nakamura
gr-qc2003
Hoop Conjecture and Cosmic Censorship in the Brane-World
Ken-ichi Nakao, Kouji Nakamura, Takashi Mishima
gr-qc2011
Decomposition of linear metric perturbations on generic background spacetime -- Toward higher-order general-relativistic gauge-invariant perturbation theory
Kouji Nakamura
astro-ph2003
Continuous Limit of Multiple Gravitational Lens Effect and Average Magnification Factor
Hiroshi Yoshida, Kouji Nakamura, Minoru Omote
gr-qc2006
Short note on second-order gauge-invariant cosmological perturbation theory
Kouji Nakamura
hep-th2004
Causal Structure and Gravitational Waves in Brane World Cosmology
Kiyotomo Ichiki, Kouji Nakamura
gr-qc2007
Second-order Gauge Invariant Cosmological Perturbation Theory: -- Einstein equations in terms of gauge invariant variables --
Kouji Nakamura
gr-qc2006
Second Order Gauge Invariant Perturbation Theory -- Perturbative curvatures in the two-parameter case --
Kouji Nakamura
gr-qc2011
Short note on construction of gauge-invariant variables of linear metric perturbations on an arbitrary background spacetime
Kouji Nakamura
gr-qc2003
Hoop Conjecture and Black Holes on a Brane
Kouji Nakamura, Ken-ichi Nakao, Takeshi Mishima
quant-ph2012
Weak value amplification in a shot-noise limited interferometer
Atsushi Nishizawa, Kouji Nakamura, Masa-Katsu Fujimoto
gr-qc2010
Consistency of Equations for the Single Scalar Field Case in Second-order Gauge-invariant Cosmological Perturbation Theory
Kouji Nakamura
gr-qc2001
Dynamics of a string coupled to gravitational waves II - Perturbations propagate along an infinite Nambu-Goto string
Kouji Nakamura, Hideki Ishihara
gr-qc2000
Dynamics of a string coupled to gravitational waves - Gravitational wave scattering by a Nambu-Goto straight string
Kouji Nakamura, Akihiro Ishibashi, Hideki Ishihara
quant-ph2011
All-order evaluation of weak measurements: --- The cases of an operator ${\bf A}$ which satisfies the property ${\bf A}^{2}=1$ ---
Kouji Nakamura, Atsushi Nishizawa, Masa-Katsu Fujimoto
gr-qc2003
Comparison of the oscillatory behaviors of a gravitating Nambu-Goto string with a test string
Kouji Nakamura
gr-qc2009
Perturbations of Matter Fields in the Second-order Gauge-invariant Cosmological Perturbation Theory
Kouji Nakamura
gr-qc2002
Initial condition of a thick loop cosmic string and linear perturbations
Kouji Nakamura
gr-qc2012
MG13 proceedings: Construction of gauge-invariant variables for linear-order metric perturbations on an arbitrary background spacetime
Kouji Nakamura
astro-ph2004
Stochastic Gravitational Wave Background in Brane World Cosmology
Kiyotomo Ichiki, Kouji Nakamura
astro-ph.CO2011
Comparing different formulations of non-linear cosmological perturbation theory
Adam J. Christopherson, Karim A. Malik, David R. Matravers +1
gr-qc2004
General framework of higher order gauge invariant perturbation theory
Kouji Nakamura
gr-qc2009
Consistency of Equations in the Second-order Gauge-invariant Cosmological Perturbation Theory
Kouji Nakamura
gr-qc2012
Gauge-invariant variables in general-relativistic perturbations: globalization and zero-mode problem
Kouji Nakamura
gr-qc2002
Does a Nambu-Goto wall emit gravitational waves? -- Cylindrical Nambu-Goto wall as an example of gravitating non-spherical walls --
Kouji Nakamura
gr-qc2011
General formulation of general-relativistic higher-order gauge-invariant perturbation theory
Kouji Nakamura
gr-qc2010
Construction of gauge-invariant variables for linear-order metric perturbations on some background spacetimes
Kouji Nakamura
gr-qc2009
Inclusion of the first-order vector- and tensor-modes in the second-order gauge-invariant cosmological perturbation theory
Kouji Nakamura
gr-qc2003
Gauge Invariant Variables in Two-Parameter Nonlinear Perturbations
Kouji Nakamura