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List of works by Tomohiro Harada

Abundance of primordial black holes in peak theory for an arbitrary power spectrum

scientific article published on 23 October 2020

Accretion process onto super-spinning objects

scientific article published on 17 November 2009

Analytical solutions for black-hole critical behaviour

scientific article published on 7 August 2007

Asymptotically Friedmann self-similar scalar field solutions with potential

scientific article published on 23 June 2008

Backreaction of mass and angular momentum accretion on black holes: General formulation of metric perturbations and application to the Blandford–Znajek process

scientific article published on 3 August 2021

Black hole candidates and the Kerr bound

scientific article published on 22 September 2011

Black hole evaporation in an expanding universe

scientific article published on 3 September 2007

Black holes as particle accelerators: a brief review

scientific article published on 28 November 2014

Border of spacetime

scientific article published on 20 August 2004

Bursts of particle creation in gravitational collapse to a horizonless compact object ⬇️

scholarly article

Can a primordial black hole or wormhole grow as fast as the universe?

scientific article published on 2 August 2010

Can we distinguish between black holes and wormholes by their Einstein-ring systems?

scientific article published on 27 November 2012

Chapter 6. Gravitational Physics in Scalar-Tensor Theories

scientific article published in 1997

Collision of an innermost stable circular orbit particle around a Kerr black hole

scientific article published on 4 January 2011

Collision of an object in the transition from adiabatic inspiral to plunge around a Kerr black hole

scientific article published on 14 December 2011

Collision of two general geodesic particles around a Kerr black hole

scientific article published on 21 April 2011

Complete classification of Friedmann–Lemaître–Robertson–Walker solutions with linear equation of state: parallelly propagated curvature singularities for general geodesics

scientific article published on 29 June 2022

Complete conformal classification of the Friedmann–Lemaître–Robertson–Walker solutions with a linear equation of state

scientific article published on 12 April 2018

Computing gravitational waves from slightly nonspherical stellar collapse to a black hole: Odd-parity perturbation

scientific article published in July 2003

Conformally Schwarzschild cosmological black holes

scientific article published on 27 September 2022

Convergence to a self-similar solution in general relativistic gravitational collapse

scientific article published on 27 March 2001

Correction to: Abundance of primordial black holes in peak theory for an arbitrary power spectrum

scientific article published on 30 March 2024

Correction to: Primordial black hole abundance from random Gaussian curvature perturbations and a local density threshold

scientific article published on 30 March 2024

Corrigendum: Conformally Schwarzschild cosmological black holes (2022 Class. Quantum Grav. 39 215011)

scientific article published on 6 March 2023

Cosmological long-wavelength solutions and primordial black hole formation

scientific article published on 28 April 2015

Cosmological wormholes

scientific article published on 26 February 2009

Criteria for energy conditions

scientific article published on 29 August 2022

Critical Collapse of Einstein Cluster

scientific article published in November 2007

Criticality and convergence in Newtonian collapse

scientific article published on 14 April 2003

DECIGO and DECIGO pathfinder

DECIGO pathfinder

DECIGO: The Japanese space gravitational wave antenna

Discretization parameter and operator ordering in loop quantum cosmology with the cosmological constant

scientific article published on 26 May 2011

Distance-redshift relation in an isotropic inhomogeneous universe: Spherically symmetric dust-shell universe

scientific article published in 1998

Does the Gauss–Bonnet term stabilize wormholes?

scientific article published on 17 November 2015

Effect of a weak electromagnetic field on particle acceleration by a rotating black hole

scientific article published on 17 May 2012

Effect of inhomogeneity on primordial black hole formation in the matter dominated era

scholarly article

Effective Inspiral Spin Distribution of Primordial Black Hole Binaries

scientific article published in November 2022

Einstein-Rosen waves and the self-similarity hypothesis in cylindrical symmetry

scientific article published on 20 July 2009

Energy emission from a high curvature region and its backreaction

scholarly article

Erratum: Einstein-Rosen waves and the self-similarity hypothesis in cylindrical symmetry [Phys. Rev. D 80 , 024025 (2009)]

scientific article published on 11 November 2009

Erratum: Spins of primordial black holes formed in the matter-dominated phase of the Universe [Phys. Rev. D 96 , 083517 (2017)]

scientific article published on 28 March 2019

Erratum: Threshold of primordial black hole formation [Phys. Rev. D 88, 084051 (2013)]

scientific article published on 6 January 2014

Erratum: Threshold of primordial black hole formation in nonspherical collapse [Phys. Rev. D 102 , 043526 (2020)]

scientific article published on 3 February 2023

Erratum: Upper limits of particle emission from high-energy collision and reaction near a maximally rotating Kerr black hole [Phys. Rev. D86, 024027 (2012)PRVDAQ1550-7998]

scholarly article by Tomohiro Harada et al published 20 September 2012 in Physical Review D

Escape of superheavy and highly energetic particles produced by particle collisions near maximally charged black holes

scholarly article by Hiroya Nemoto et al published 11 June 2013 in Physical Review D

Extremal Kerr white holes as a source of ultrahigh energy particles

scientific article published in July 2020

General formulae for the periapsis shift of a quasi-circular orbit in static spherically symmetric spacetimes and the active gravitational mass density

scientific article published in November 2023

Geometrical origin for the compaction function for primordial black hole formation

scientific article published on 28 January 2025

Gravitational collapse and naked singularities

scientific article published in October 2004

Growth of primordial black holes

scientific article published in December 2006

Growth of primordial black holes in a universe containing a massless scalar field

scientific article published on 10 May 2005

High efficiency of collisional Penrose process requires heavy particle production ⬇️

article

High energy collision of particles in the vicinity of extremal black holes in higher dimensions: Bañados-Silk-West process as linear instability of extremal black holes

scientific article published on 13 January 2014

High-speed collapse of a hollow sphere of type I matter

scientific article published on 13 January 2009

How small can an over-spinning body be in general relativity?

scientific article published on 29 December 2014

Identifying the most crucial parameters of the initial curvature profile for primordial black hole formation

scientific article published on 24 January 2014

Infinite efficiency of the collisional Penrose process: Can a overspinning Kerr geometry be the source of ultrahigh-energy cosmic rays and neutrinos?

scientific article published on 9 May 2016

Is there a black hole minimum mass?

scientific article (publication date: 4 October 2006)

Kink instability and stabilization of the Friedmann universe with scalar fields

scientific article published in February 2005

Lemaitre-Tolman-Bondi collapse from the perspective of loop quantum gravity

scientific article published on 22 September 2008

Naked singularities and quantum gravity

scientific article published on 25 July 2001

Naked singularity formation in the collapse of a spherical cloud of counterrotating particles

scholarly article

Nakedness and curvature strength of a shell-focusing singularity in spherically symmetric spacetime with vanishing radial pressure

scientific article published on 20 July 1999

Negative tension branes as stable thin shell wormholes

scientific article published on 21 September 2015

New series expansion for the periapsis shift

scientific article published on 7 January 2025

No go theorem for kinematic self-similarity with a polytropic equation of state

scientific article published on 15 July 2002

Nonexistence of self-similar solutions containing a black hole in a universe with a stiff fluid or scalar field or quintessence

scientific article published on 26 July 2006

Nonradial oscillations of quark stars

scientific article published on 11 July 2003

Novel Cauchy-horizon instability

scientific article published on 15 March 2005

Numerical simulation of type II primordial black hole formation

scientific article published in January 2025

Observational constraints of a power spectrum from superinflation in loop quantum cosmology

scientific article published on 29 September 2009

Observational testability of a Kerr bound in the x-ray spectrum of black hole candidates

scientific article published on 3 March 2010

Outflows from accreting super-spinars

scientific article published on 4 May 2010

Particle creation in gravitational collapse to a horizonless compact object

journal article; published 2019-02-20

Particle velocity in noncommutative space-time

article

Periapsis shifts in dark matter distribution around a black hole

scientific article published in December 2023

Physical Processes in Naked Singularity Formation

scientific article published in March 2002

Physical aspects of a naked singularity explosion: how does a naked singularity explode?

scientific article published on 17 August 2001

Primordial Black Holes: Formation, Spin and Type II

scientific article published on 30 November 2024

Primordial black hole abundance from random Gaussian curvature perturbations and a local density threshold

scholarly article

Primordial black hole formation from massless scalar isocurvature

scientific article published on 31 May 2022

Primordial black hole formation in the matter-dominated phase of the Universe ⬇️

scientific article published in January 2016

Radiative gravastar with Gibbons-Hawking temperature

scientific article published on 10 November 2022

Relativistic Gravitational Collapse of a Cylindrical Shell of Dust

scientific article published in January 2007

Relativistic Gravitational Collapse of a Cylindrical Shell of Dust. II: -- Settling Down Boundary Condition --

scientific article published in August 2009

Renormalization group approach to Einstein-Rosen waves

scientific article published on 28 March 2013

Response of interferometric detectors to scalar gravitational waves

scientific article published on 5 March 2001

Restricting quark matter models by gravitational wave observation

scientific article published on 9 April 2004

Revisiting compaction functions for primordial black hole formation

scientific article published on 9 August 2023

Revisiting spins of primordial black holes in a matter-dominated era based on peak theory

scientific article published in November 2024

Robustness of particle creation in the formation of a compact object

scientific article published on 17 January 2022

Self-similar black holes in an accelerated universe

scientific article published in 2009

Self-similar cosmological solutions with dark energy. I. Formulation and asymptotic analysis

scientific article published on 11 January 2008

Self-similar cosmological solutions with dark energy. II. Black holes, naked singularities, and wormholes

scientific article published on 11 January 2008

Semiclassical instability of the Cauchy horizon in self-similar collapse

scholarly article

Separate universe problem: 40 years on

scientific article published on 20 April 2015

Signed magnification sums for general spherical lenses

scientific article published on 10 January 2013

Space gravitational-wave antennas DECIGO and B-DECIGO

scientific article published on 7 May 2018

Spherical and nonspherical models of primordial black hole formation: exact solutions

scientific article published in September 2016

Spherically Symmetric Perfect Fluid Collapse in Area-Radial Coordinates

scientific article published in 2006

Spherically symmetric perfect fluid in area-radial coordinates

scientific article published on 15 February 2005

Spins of Primordial Black Holes Formed in the Radiation-dominated Phase of the Universe: First-order Effect

scientific article published in February 2021

Spins of primordial black holes formed in the matter-dominated phase of the Universe

scientific article published on 17 October 2017

Spins of primordial black holes formed with a soft equation of state

scientific article published in July 2023

Stability criterion for self-similar solutions with a scalar field and those with a stiff fluid in general relativity

scientific article published on 4 December 2003

Stability criterion for self-similar solutions with perfect fluids in general relativity

scientific article published on 25 October 2001

Stability of null orbits on photon spheres and photon surfaces ⬇️

scholarly article

Stability of small charged anti-de Sitter black holes in the Robin boundary

scientific article published on 8 June 2021

Super-horizon primordial black holes

scientific article published on 23 August 2005

Super-horizon primordial black holes: How do they grow?

scientific article published on 21 March 2006

Thakurta metric does not describe a cosmological black hole

scientific article published in October 2022

The First Three Seconds: a Review of Possible Expansion Histories of the Early Universe

scientific article published on 29 January 2021

The Japanese space gravitational wave antenna: DECIGO

The Japanese space gravitational wave antenna—DECIGO

The status of DECIGO

scientific article published in May 2017

Threshold of primordial black hole formation

article

Threshold of primordial black hole formation against velocity dispersion in matter-dominated era

scientific article published in February 2023

Threshold of primordial black hole formation in nonspherical collapse

scientific article published on 28 August 2020

Timescale for trans-Planckian collisions in Kerr spacetime

scientific article published in May 2015

Tolman-Bondi collapse in scalar-tensor theories as a probe of gravitational memory

scientific article published on 26 November 2002

UNIQUENESS OF STATIC SPHERICALLY SYMMETRIC VACUUM SOLUTIONS IN THE IR LIMIT OF HOŘAVA–LIFSHITZ GRAVITY

Uniqueness of static spherically symmetric vacuum solutions in the IR limit of nonrelativistic quantum gravity

Upper limits of particle emission from high-energy collision and reaction near a maximally rotating Kerr black hole

scholarly article by Tomohiro Harada et al published 17 July 2012 in Physical Review D

Upper limits on the size of a primordial black hole

scientific article published on 10 May 2005

Vacuum excitation by sudden appearance and disappearance of a Dirichlet wall in a cavity ⬇️

scholarly article

Visible borders of spacetime generated by high-energy collisions

article

Wave effect in gravitational lensing by the Ellis wormhole

scientific article published on 18 April 2013

Weak cosmic censorship in gravitational collapse with astrophysical parameter values

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