Cosmological Tests of Gravity

Informazioni relative al progetto

CosTesGrav

ID dell’accordo di sovvenzione: 646702

DOI 10.3030/646702

Progetto chiuso

Data della firma CE 19 Marzo 2015

Data di avvio 1 Settembre 2015

Data di completamento 31 Luglio 2021

Finanziato da

• EXCELLENT SCIENCE - European Research Council (ERC)

Costo totale € 1 701 132,50

Contributo UE € 1 701 132,50

Coordinato da

UNIVERSITY OF PORTSMOUTH HIGHER EDUCATION CORPORATION
United Kingdom

Pubblicazioni

Peer reviewed articles (71)

Unified framework for early dark energy from α -attractors

Autori: Matteo Braglia, William T. Emond, Fabio Finelli, A. Emir Gümrükçüoğlu, Kazuya Koyama
Pubblicato in: Physical Review D, Numero 102/8, 2020, Pagina/e 3513, ISSN 2470-0010
Editore: Americal Physical Society
DOI: 10.1103/physrevd.102.083513

φenics: Vainshtein screening with the finite element method

Autori: Jonathan Braden, Clare Burrage, Benjamin Elder, Daniela Saadeh
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2021/03, 2021, Pagina/e 010, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2021/03/010

Cosmic acceleration and growth of structure in massive gravity

Autori: Michael Kenna-Allison, A. Emir Gümrükçüoğlu, Kazuya Koyama
Pubblicato in: Physical Review D, Numero 102/10, 2020, ISSN 2470-0010
Editore: American Physical Society
DOI: 10.1103/physrevd.102.103524

Testing Brans-Dicke gravity with screening by scalar gravitational wave memory

Autori: Kazuya Koyama
Pubblicato in: Physical Review D, Numero 102/2, 2020, ISSN 2470-0010
Editore: American Physical Society
DOI: 10.1103/physrevd.102.021502

Novel Probes Project: Tests of gravity on astrophysical scales

Autori: Tessa Baker, Alexandre Barreira, Harry Desmond, Pedro Ferreira, Bhuvnesh Jain, Kazuya Koyama, Baojiu Li, Lucas Lombriser, Andrina Nicola, Jeremy Sakstein, Fabian Schmidt
Pubblicato in: Reviews of Modern Physics, Numero 93/1, 2021, ISSN 0034-6861
Editore: American Physical Society
DOI: 10.1103/revmodphys.93.015003

Covariance of the redshift-space matter power spectrum after reconstruction

Autori: Chiaki Hikage, Ryuichi Takahashi, Kazuya Koyama
Pubblicato in: Physical Review D, Numero 102/8, 2020, ISSN 2470-0010
Editore: Americal Physical Sciety
DOI: 10.1103/physrevd.102.083514

Massive gravity with nonminimal coupling

Autori: A. Emir Gümrükçüoğlu, Rampei Kimura, Kazuya Koyama
Pubblicato in: Physical Review D, Numero 101/12, 2020, ISSN 2470-0010
Editore: American Physical Society
DOI: 10.1103/physrevd.101.124021

Early modified gravity in light of the H 0 tension and LSS data

Autori: Matteo Braglia, Mario Ballardini, Fabio Finelli, Kazuya Koyama
Pubblicato in: Physical Review D, Numero 103/4, 2021, Pagina/e 3528, ISSN 2470-0010
Editore: Americal Physical Society
DOI: 10.1103/physrevd.103.043528

COLA with massive neutrinos

Autori: Bill S. Wright, Hans A. Winther, Kazuya Koyama
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2017/10, 2017, Pagina/e 054-054, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2017/10/054

Perturbation theory for BAO reconstructed fields: One-loop results in the real-space matter density field

Autori: Chiaki Hikage, Kazuya Koyama, Alan Heavens
Pubblicato in: Physical Review D, Numero 96/4, 2017, Pagina/e 043513, ISSN 2470-0010
Editore: American Physical Society
DOI: 10.1103/PhysRevD.96.043513

A perturbative approach to the redshift space correlation function: beyond the Standard Model

Autori: Benjamin Bose, Kazuya Koyama
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2017/08, 2017, Pagina/e 029-029, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2017/08/029

Stable cosmology in ghost-free quasidilaton theory

Autori: A. Emir Gümrükçüoğlu, Kazuya Koyama, Shinji Mukohyama
Pubblicato in: Physical Review D, Numero 96/4, 2017, Pagina/e 044041, ISSN 2470-0010
Editore: Americal Physical Society
DOI: 10.1103/PhysRevD.96.044041

Hořava gravity after GW170817

Autori: A. Emir Gümrükçüoğlu, Mehdi Saravani, Thomas P. Sotiriou
Pubblicato in: Physical Review D, Numero 97/2, 2018, Pagina/e 024032, ISSN 2470-0010
Editore: American Physical Society
DOI: 10.1103/PhysRevD.97.024032

Stellar pulsations in beyond Horndeski gravity theories

Autori: Jeremy Sakstein, Michael Kenna-Allison, Kazuya Koyama
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2017/03, 2017, Pagina/e 007-007, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2017/03/007

Towards strong field tests of beyond Horndeski gravity theories

Autori: Jeremy Sakstein, Eugeny Babichev, Kazuya Koyama, David Langlois, Ryo Saito
Pubblicato in: Physical Review D, Numero 95/6, 2017, Pagina/e 064013, ISSN 2470-0010
Editore: American Physical Society
DOI: 10.1103/PhysRevD.95.064013

Theoretical accuracy in cosmological growth estimation

Autori: Benjamin Bose, Kazuya Koyama, Wojciech A. Hellwing, Gong-Bo Zhao, Hans A. Winther
Pubblicato in: Physical Review D, Numero 96/2, 2017, Pagina/e 023519, ISSN 2470-0010
Editore: Americal Physical Society
DOI: 10.1103/PhysRevD.96.023519

Relativistic initial conditions for N-body simulations

Autori: Christian Fidler, Thomas Tram, Cornelius Rampf, Robert Crittenden, Kazuya Koyama, David Wands
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2017/06, 2017, Pagina/e 043-043, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2017/06/043

Using voids to unscreen modified gravity

Autori: Bridget Falck, Kazuya Koyama, Gong-Bo Zhao, Marius Cautun
Pubblicato in: Monthly Notices of the Royal Astronomical Society, Numero 475/3, 2017, Pagina/e 3262-3272, ISSN 0035-8711
Editore: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stx3288

General relativistic weak-field limit and Newtonian N-body simulations

Autori: Christian Fidler, Thomas Tram, Cornelius Rampf, Robert Crittenden, Kazuya Koyama, David Wands
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2017/12, 2017, Pagina/e 022-022, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2017/12/022

Vainshtein mechanism after GW170817

Autori: Marco Crisostomi, Kazuya Koyama
Pubblicato in: Physical Review D, Numero 97/2, 2018, Pagina/e 021301, ISSN 2470-0010
Editore: American Physical Society
DOI: 10.1103/PhysRevD.97.021301

Large-scale structure phenomenology of viable Horndeski theories

Autori: Simone Peirone, Kazuya Koyama, Levon Pogosian, Marco Raveri, Alessandra Silvestri
Pubblicato in: Physical Review D, Numero 97/4, 2018, Pagina/e 043519, ISSN 2470-0010
Editore: American Physical Society
DOI: 10.1103/PhysRevD.97.043519

Higher derivative field theories: degeneracy conditions and classes

Autori: Marco Crisostomi, Remko Klein, Diederik Roest
Pubblicato in: Journal of High Energy Physics, Numero 2017/6, 2017, Pagina/e 124, ISSN 1029-8479
Editore: Institute of Physics Publishing
DOI: 10.1007/JHEP06(2017)124

Beyond Lovelock gravity: Higher derivative metric theories

Autori: M. Crisostomi, K. Noui, C. Charmousis, D. Langlois
Pubblicato in: Physical Review D, Numero 97/4, 2018, Pagina/e 044034, ISSN 2470-0010
Editore: American Physical Society
DOI: 10.1103/PhysRevD.97.044034

Horndeski: beyond, or not beyond?

Autori: Marco Crisostomi, Matthew Hull, Kazuya Koyama, Gianmassimo Tasinato
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2016/03, 2016, Pagina/e 038-038, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2016/03/038

Acausality in nonlocal gravity theory

Autori: Ying-li Zhang, Kazuya Koyama, Misao Sasaki, Gong-Bo Zhao
Pubblicato in: Journal of High Energy Physics, Numero 2016/3, 2016, Pagina/e 039, ISSN 1029-8479
Editore: Institute of Physics Publishing
DOI: 10.1007/JHEP03(2016)039

Towards precision constraints on gravity with the Effective Field Theory of Large-Scale Structure

Autori: Benjamin Bose, Kazuya Koyama, Matthew Lewandowski, Filippo Vernizzi, Hans A. Winther
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2018/04, 2018, Pagina/e 063-063, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2018/04/063

Self-accelerating universe in scalar-tensor theories after GW170817

Autori: Marco Crisostomi, Kazuya Koyama
Pubblicato in: Physical Review D, Numero 97/8, 2018, ISSN 2470-0010
Editore: American Physical Society
DOI: 10.1103/PhysRevD.97.084004

The intrinsic matter bispectrum in ΛCDM

Autori: Thomas Tram, Christian Fidler, Robert Crittenden, Kazuya Koyama, Guido W. Pettinari, David Wands
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2016/05, 2016, Pagina/e 058-058, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2016/05/058

Simulation tests of galaxy cluster constraints on chameleon gravity

Autori: Harry Wilcox, Robert C. Nichol, Gong-Bo Zhao, David Bacon, Kazuya Koyama, A. Kathy Romer
Pubblicato in: Monthly Notices of the Royal Astronomical Society, Numero 462/1, 2016, Pagina/e 715-725, ISSN 0035-8711
Editore: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stw1617

Testing gravity using galaxy clusters: new constraints on beyond Horndeski theories

Autori: Jeremy Sakstein, Harry Wilcox, David Bacon, Kazuya Koyama, Robert C. Nichol
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2016/07, 2016, Pagina/e 019-019, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2016/07/019

A perturbative approach to the redshift space power spectrum: beyond the Standard Model

Autori: Benjamin Bose, Kazuya Koyama
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2016/08, 2016, Pagina/e 032-032, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2016/08/032

Relativistic interpretation of Newtonian simulations for cosmic structure formation

Autori: Christian Fidler, Thomas Tram, Cornelius Rampf, Robert Crittenden, Kazuya Koyama, David Wands
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2016/09, 2016, Pagina/e 031-031, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2016/09/031

Covariantized vector Galileons

Autori: Matthew Hull, Kazuya Koyama, Gianmassimo Tasinato
Pubblicato in: Physical Review D, Numero 93/6, 2016, Pagina/e 064012, ISSN 2470-0010
Editore: American Physical Society
DOI: 10.1103/PhysRevD.93.064012

Probing theories of gravity with phase space-inferred potentials of galaxy clusters

Autori: Alejo Stark, Christopher J. Miller, Nicholas Kern, Daniel Gifford, Gong-Bo Zhao, Baojiu Li, Kazuya Koyama, Robert C. Nichol
Pubblicato in: Physical Review D, Numero 93/8, 2016, Pagina/e 084036, ISSN 2470-0010
Editore: American Physical Society
DOI: 10.1103/PhysRevD.93.084036

Extended scalar-tensor theories of gravity

Autori: Marco Crisostomi, Kazuya Koyama, Gianmassimo Tasinato
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2016/04, 2016, Pagina/e 044-044, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2016/04/044

The extended Baryon Oscillation Spectroscopic Survey: a cosmological forecast

Autori: Gong-Bo Zhao, Yuting Wang, Ashley J. Ross, Sarah Shandera, Will J. Percival, Kyle S. Dawson, Jean-Paul Kneib, Adam D. Myers, Joel R. Brownstein, Johan Comparat, Timothée Delubac, Pengyuan Gao, Alireza Hojjati, Kazuya Koyama, Cameron K. McBride, Andrés Meza, Jeffrey A. Newman, Nathalie Palanque-Delabrouille, Levon Pogosian, Francisco Prada, Graziano Rossi, Donald P. Schneider, Hee-Jong Seo, Charl
Pubblicato in: Monthly Notices of the Royal Astronomical Society, Numero 457/3, 2016, Pagina/e 2377-2390, ISSN 0035-8711
Editore: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stw135

A precise extragalactic test of General Relativity

Autori: Thomas E. Collett, Lindsay J. Oldham, Russell J. Smith, Matthew W. Auger, Kyle B. Westfall, David Bacon, Robert C. Nichol, Karen L. Masters, Kazuya Koyama, Remco van den Bosch
Pubblicato in: Science, Numero 360/6395, 2018, Pagina/e 1342-1346, ISSN 0036-8075
Editore: American Association for the Advancement of Science
DOI: 10.1126/science.aao2469

The observed galaxy bispectrum from single-field inflation in the squeezed limit

Autori: Kazuya Koyama, Obinna Umeh, Roy Maartens, Daniele Bertacca
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2018/07, 2018, Pagina/e 050-050, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2018/07/050

Non-Gaussianity from axion-gauge fields interactions during inflation

Autori: Emanuela Dimastrogiovanni, Matteo Fasiello, Robert J. Hardwick, Hooshyar Assadullahi, Kazuya Koyama, David Wands
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2018/11, 2018, Pagina/e 029-029, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2018/11/029

A new approach to cosmological structure formation with massive neutrinos

Autori: Christian Fidler, Alexander Kleinjohann, Thomas Tram, Cornelius Rampf, Kazuya Koyama
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2019/01, 2019, Pagina/e 025-025, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2019/01/025

Phenomenology of large scale structure in scalar-tensor theories: Joint prior covariance of w DE , Σ , and μ in Horndeski theories

Autori: Juan Espejo, Simone Peirone, Marco Raveri, Kazuya Koyama, Levon Pogosian, Alessandra Silvestri
Pubblicato in: Physical Review D, Numero 99/2, 2019, Pagina/e 023512, ISSN 2470-0010
Editore: American Physical Society
DOI: 10.1103/physrevd.99.023512

Cosmological evolution in DHOST theories

Autori: M. Crisostomi, K. Koyama, D. Langlois, K. Noui, D.A. Steer
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2019/01, 2019, Pagina/e 030-030, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2019/01/030

Tracker and scaling solutions in DHOST theories

Autori: Noemi Frusciante, Ryotaro Kase, Kazuya Koyama, Shinji Tsujikawa, Daniele Vernieri
Pubblicato in: Physics Letters B, Numero 790, 2019, Pagina/e 167-175, ISSN 0370-2693
Editore: Elsevier BV
DOI: 10.1016/j.physletb.2019.01.009

Generalizing the matter coupling in massive gravity: A search for new interactions

Autori: A. Emir Gümrükçüoğlu, Kazuya Koyama
Pubblicato in: Physical Review D, Numero 99/8, 2019, Pagina/e 084004, ISSN 2470-0010
Editore: Americal Physical Society
DOI: 10.1103/physrevd.99.084004

Constraining Curvatonic Reheating

Autori: Robert J. Hardwick, Vincent Vennin, Kazuya Koyama, David Wands
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2016/08, 2016, Pagina/e 042, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2016/08/042

Degenerate higher order scalar-tensor theories beyond Horndeski up to cubic order

Autori: J. Ben Achour, M. Crisostomi, K. Koyama, D. Langlois, K. Noui, G. Tasinato
Pubblicato in: Journal of High Energy Physics, Numero 2016/12, 2016, Pagina/e 100, ISSN 1029-8479
Editore: Institute of Physics Publishing
DOI: 10.1007/JHEP12(2016)100

Role of matter in extended quasidilaton massive gravity

Autori: A. Emir Gümrükçüoğlu, Kazuya Koyama, and Shinji Mukohyama
Pubblicato in: Physical Review D, Numero 94, 2016, Pagina/e 123510, ISSN 2470-0010
Editore: American Physical Society
DOI: 10.1103/PhysRevD.94.123510

Speeding up N-body simulations of modified gravity: chameleon screening models

Autori: Sownak Bose, Baojiu Li, Alexandre Barreira, Jian-hua He, Wojciech A. Hellwing, Kazuya Koyama, Claudio Llinares and Gong-Bo Zhao
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 02, 2017, Pagina/e 050, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2017/02/050

Cosmological Tests of Modified Gravity

Autori: Kazuya Koyama
Pubblicato in: Reports on Progress in Physics, Numero 79, 2016, Pagina/e 4, ISSN 0034-4885
Editore: Institute of Physics Publishing
DOI: 10.1088/0034-4885/79/4/046902

The effect of baryons on redshift space distortions and cosmic density and velocity fields in the EAGLE simulation

Autori: Wojciech A. Hellwing, Matthieu Schaller, Carlos S. Frenk, Tom Theuns, Joop Schaye, Richard G. Bower, Robert A. Crain
Pubblicato in: Monthly Notices of the Royal Astronomical Society: Letters, Numero 461/1, 2016, Pagina/e L11-L15, ISSN 1745-3933
Editore: Blackwell Publishing
DOI: 10.1093/mnrasl/slw081

Not a Copernican observer: biased peculiar velocity statistics in the local Universe

Autori: Wojciech A. Hellwing, Adi Nusser, Martin Feix, Maciej Bilicki
Pubblicato in: Monthly Notices of the Royal Astronomical Society, 2017, Pagina/e stx213, ISSN 0035-8711
Editore: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stx213

Real- and redshift-space halo clustering in f ( R ) cosmologies

Autori: Pablo Arnalte-Mur, Wojciech A. Hellwing, Peder Norberg
Pubblicato in: Monthly Notices of the Royal Astronomical Society, 2017, Pagina/e stx196, ISSN 0035-8711
Editore: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stx196

Substructure and galaxy formation in the Copernicus Complexio warm dark matter simulations

Autori: Sownak Bose, Wojciech A. Hellwing, Carlos S. Frenk, Adrian Jenkins, Mark R. Lovell, John C. Helly Baojiu Li Violeta Gonzalez-Perez Liang Gao
Pubblicato in: Monthly Notices of the Royal Astronomical Society, Numero 464, 2017, Pagina/e 4520, ISSN 0035-8711
Editore: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stw2686

Viability of bigravity cosmology

Autori: Michael Kenna-Allison, A. Emir Gümrükçüoǧlu, Kazuya Koyama
Pubblicato in: Physical Review D, Numero 99/10, 2019, Pagina/e 104032, ISSN 2470-0010
Editore: American Physical Society
DOI: 10.1103/physrevd.99.104032

Testing emergent gravity on galaxy cluster scales

Autori: Andrius Tamosiunas, David Bacon, Kazuya Koyama, Robert C. Nichol
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2019/05, 2019, Pagina/e 053-053, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2019/05/053

Investigating the degeneracy between modified gravity and massive neutrinos with redshift-space distortions

Autori: Bill S. Wright, Kazuya Koyama, Hans A. Winther, Gong-Bo Zhao
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2019/06, 2019, Pagina/e 040-040, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2019/06/040

General relativistic effects in the galaxy bias at second order

Autori: Obinna Umeh, Kazuya Koyama, Roy Maartens, Fabian Schmidt, Chris Clarkson
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2019/05, 2019, Pagina/e 020-020, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2019/05/020

Emulators for the nonlinear matter power spectrum beyond Λ CDM

Autori: Hans A. Winther, Santiago Casas, Marco Baldi, Kazuya Koyama, Baojiu Li, Lucas Lombriser, Gong-Bo Zhao
Pubblicato in: Physical Review D, Numero 100/12, 2019, ISSN 2470-0010
Editore: American Physical Society
DOI: 10.1103/physrevd.100.123540

Assessing non-linear models for galaxy clustering III: theoretical accuracy for stage IV surveys

Autori: Benjamin Bose, Kazuya Koyama, Hans A. Winther
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2019/10, 2019, Pagina/e 021-021, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2019/10/021

The galaxy bias at second order in general relativity with non-Gaussian initial conditions

Autori: Obinna Umeh, Kazuya Koyama
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2019/12, 2019, Pagina/e 048-048, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2019/12/048

Relativistic stars in a cubic Galileon universe

Autori: Hiromu Ogawa, Tsutomu Kobayashi, Kazuya Koyama
Pubblicato in: Physical Review D, Numero 101/2, 2020, ISSN 2470-0010
Editore: American Physical Society
DOI: 10.1103/physrevd.101.024026

Marked correlation functions in perturbation theory

Autori: Alejandro Aviles, Kazuya Koyama, Jorge L. Cervantes-Cota, Hans A. Winther, Baojiu Li
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2020/01, 2020, Pagina/e 006-006, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2020/01/006

Perturbation theory for the redshift-space matter power spectra after reconstruction

Autori: Chiaki Hikage, Kazuya Koyama, Ryuichi Takahashi
Pubblicato in: Physical Review D, Numero 101/4, 2020, ISSN 2470-0010
Editore: Americal Physical Society
DOI: 10.1103/physrevd.101.043510

Role of matter in gravitation: Going beyond the Einstein-Maxwell theory

Autori: A. Emir Gümrükçüoğlu, Ryo Namba
Pubblicato in: Physical Review D, Numero 100/12, 2019, ISSN 2470-0010
Editore: Americal Physical Society
DOI: 10.1103/physrevd.100.124064

Dark matter haloes in modified gravity and dark energy: interaction rate, small- and large-scale alignment

Autori: Benjamin L?Huillier, Hans A. Winther, David F. Mota, Changbom Park, Juhan Kim
Pubblicato in: Monthly Notices of the Royal Astronomical Society, Numero 468/3, 2017, Pagina/e 3174-3183, ISSN 0035-8711
Editore: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stx700

COLA with scale-dependent growth: applications to screened modified gravity models

Autori: Hans A. Winther, Kazuya Koyama, Marc Manera, Bill S. Wright, Gong-Bo Zhao
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2017/08, 2017, Pagina/e 006-006, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2017/08/006

Revealing modified gravity signals in matter and halo hierarchical clustering

Autori: Wojciech A. Hellwing, Kazuya Koyama, Benjamin Bose, Gong-Bo Zhao
Pubblicato in: Physical Review D, Numero 96/2, 2017, Pagina/e 023515, ISSN 2470-0010
Editore: American Physical Society
DOI: 10.1103/PhysRevD.96.023515

Investigating cosmological GAN emulators using latent space interpolation

Autori: Andrius Tamosiunas, Hans A Winther, Kazuya Koyama, David J Bacon, Robert C Nichol, Ben Mawdsley
Pubblicato in: Monthly Notices of the Royal Astronomical Society, Numero 506/2, 2021, Pagina/e 3049-3067, ISSN 0035-8711
Editore: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stab1879

Relativistic corrections to the growth of structure in modified gravity

Autori: Guilherme Brando, Kazuya Koyama, David Wands
Pubblicato in: Journal of Cosmology and Astroparticle Physics, Numero 2021/01, 2021, Pagina/e 013-013, ISSN 1475-7516
Editore: Institute of Physics
DOI: 10.1088/1475-7516/2021/01/013

Larger value for H 0 by an evolving gravitational constant

Autori: Matteo Braglia, Mario Ballardini, William T. Emond, Fabio Finelli, A. Emir Gümrükçüoğlu, Kazuya Koyama, Daniela Paoletti
Pubblicato in: Physical Review D, Numero 102/2, 2020, ISSN 2470-0010
Editore: American Physical Society
DOI: 10.1103/physrevd.102.023529

Stable cosmology in generalized massive gravity

Autori: Michael Kenna-Allison, A. Emir Gümrükçüoğlu, Kazuya Koyama
Pubblicato in: Physical Review D, Numero 101/8, 2020, ISSN 2470-0010
Editore: American Physical Society
DOI: 10.1103/physrevd.101.084014