1.1k citations · 4.6k across the 84 of their papers we have counts for
84 papers
Constraints on Annihilating Dark Matter from Gamma-Ray Background-Galaxy Shape Correlations: Model-independent Null Results and Moderate Template-based Signals
Masato Shirasaki, Deheng Song, Oscar Macias +2
We revisit the cross-correlation between the unresolved -ray background and galaxy shapes to constrain the annihilation cross section of particle dark matter. Our analysis uses…
Hyper Suprime-Cam Y3 results: photo- bias calibration with lensing shear ratios and cosmological constraints from cosmic shear
Divya Rana, Surhud More, Hironao Miyatake +3
We present an independent calibration of the photometric redshift (photo-) distributions for source galaxies in the HSC-Y3 weak lensing survey using small-scale galaxy-galaxy le…
Cosmology and Source Redshift Constraints from Galaxy Clustering and Tomographic Weak Lensing with HSC Y3 and SDSS using the Point-Mass Correction Model
Tianqing Zhang, Xiangchong Li, Sunao Sugiyama +13
The combination of galaxy clustering and weak lensing is a powerful probe of the cosmology model. We present a joint analysis of galaxy clustering and weak lensing cosmology using…
Modelling Galaxy Clustering and Tomographic Galaxy-Galaxy Lensing with HSC Y3 and SDSS using the Point-Mass Correction Model and Redshift Self-Calibration
Tianqing Zhang, Sunao Sugiyama, Surhud More +13
The combination of galaxy-galaxy weak lensing and galaxy clustering is a powerful probe of the cosmological model, and exploration of how to best model and extract this information…
Masses of Sunyaev-Zel'dovich Galaxy Clusters Detected by The Atacama Cosmology Telescope: Stacked Lensing Measurements with Subaru HSC Year 3 data
Masato Shirasaki, Cristóbal Sifón, Hironao Miyatake +13
We present a stacked lensing analysis of 96 galaxy clusters selected by the thermal Sunyaev-Zel'dovich (SZ) effect in maps of the cosmic microwave background (CMB). We select foreg…
Exploring the baryonic effect signature in the Hyper Suprime-Cam Year 3 cosmic shear two-point correlations on small scales: the tension remains present
Ryo Terasawa, Xiangchong Li, Masahiro Takada +10
The baryonic feedback effect is considered as a possible solution to the so-called tension indicated in cosmic shear cosmology. The baryonic effect is more significant on sma…
Optical Cluster Cosmology with SDSS redMaPPer clusters and HSC-Y3 lensing measurements
Tomomi Sunayama, Hironao Miyatake, Sunao Sugiyama +9
We present cosmology results obtained from a blind joint analysis of the abundance, projected clustering, and weak lensing of galaxy clusters measured from the Sloan Digital Sky Su…
Cosmology from weak lensing peaks and minima with Subaru Hyper Suprime-Cam survey first-year data
Gabriela A. Marques, Jia Liu, Masato Shirasaki +7
We present cosmological constraints derived from peak counts, minimum counts, and the angular power spectrum of the Subaru Hyper Suprime-Cam first-year (HSC Y1) weak lensing shear…
Hyper Suprime-Cam Year 3 Results: Cosmology from Galaxy Clustering and Weak Lensing with HSC and SDSS using the Emulator Based Halo Model
Hironao Miyatake, Sunao Sugiyama, Masahiro Takada +31
We present cosmology results from a blinded joint analysis of cosmic shear, , galaxy-galaxy weak lensing, , and projected galaxy clustering, $w_{\rm p}…
Hyper Suprime-Cam Year 3 Results: Cosmology from Cosmic Shear Power Spectra
Roohi Dalal, Xiangchong Li, Andrina Nicola +35
We measure weak lensing cosmic shear power spectra from the three-year galaxy shear catalog of the Hyper Suprime-Cam (HSC) Subaru Strategic Program imaging survey. The shear catalo…
Cosmological constraints from HSC Y1 lensing convergence PDF
Leander Thiele, Gabriela A. Marques, Jia Liu +1
We utilize the probability distribution function (PDF) of normalized convergence maps reconstructed from the Subaru Hyper Suprime-Cam (HSC) Y1 shear catalogue, in combination with…
Hyper Suprime-Cam Year 3 Results: Cosmology from Galaxy Clustering and Weak Lensing with HSC and SDSS using the Minimal Bias Model
Sunao Sugiyama, Hironao Miyatake, Surhud More +27
We present cosmological parameter constraints from a blind joint analysis of three two-point correlation functions measured from the Year 3 Hyper Suprime-Cam (HSC-Y3) imaging data,…
Hyper Suprime-Cam Year 3 Results: Measurements of Clustering of SDSS-BOSS Galaxies, Galaxy-Galaxy Lensing and Cosmic Shear
Surhud More, Sunao Sugiyama, Hironao Miyatake +31
We use the Sloan Digital Sky Survey (SDSS) BOSS galaxies and their overlap with approximately 416 sq. degree of deep -band imaging from the Subaru Hyper Suprime-Cam Survey (…
Hyper Suprime-Cam Year 3 Results: Cosmology from Cosmic Shear Two-point Correlation Functions
Xiangchong Li, Tianqing Zhang, Sunao Sugiyama +32
We perform a blinded cosmology analysis with cosmic shear two-point correlation functions (2PCFs) measured from more than 25 million galaxies in the Hyper Suprime-Cam three-year sh…
Cosmological gravity probes: connecting recent theoretical developments to forthcoming observations
Shun Arai, Katsuki Aoki, Yuji Chinone +20
Since the discovery of the accelerated expansion of the present Universe, significant theoretical developments have been made in the area of modified gravity. In the meantime, cosm…
A General Framework for Removing Point Spread Function Additive Systematics in Cosmological Weak Lensing Analysis
Tianqing Zhang, Xiangchong Li, Roohi Dalal +10
Cosmological weak lensing measurements rely on a precise measurement of the shear two-point correlation function (2PCF) along with a deep understanding of systematics that affect i…
King Ghidorah Supercluster: Mapping the light and dark matter in a new supercluster at z=0.55 using the Subaru Hyper Suprime-Cam
Rhythm Shimakawa, Nobuhiro Okabe, Masato Shirasaki +1
This paper reports our discovery of the most massive supercluster, termed the King Ghidorah Supercluster (KGSc), at in the Third Public Data Release of the Hyper Supr…
Modelling self-interacting dark matter substructures I: Calibration with N-body simulations of a Milky-Way-sized halo and its satellite
Masato Shirasaki, Takashi Okamoto, Shin'ichiro Ando
We study evolution of single subhaloes with their masses of in a Milky-Way-sized host halo for self-interacting dark matter (SIDM) models. We perform dark-matter…
E/B mode decomposition of HSC-Y1 cosmic shear using COSEBIs: cosmological constraints and comparison with other two-point statistics
Takashi Hamana, Chiaki Hikage, Masamune Oguri +2
We perform a cosmic shear analysis of HSC survey first-year data (HSC-Y1) using Complete Orthogonal Sets of E/B-Integrals (COSEBIs) to derive cosmological constraints. We compute E…
Cosmological inference from the emulator based halo model II: Joint analysis of galaxy-galaxy weak lensing and galaxy clustering from HSC-Y1 and SDSS
Hironao Miyatake, Sunao Sugiyama, Masahiro Takada +25
We present high-fidelity cosmology results from a blinded joint analysis of galaxy-galaxy weak lensing () and projected galaxy clustering () measured from the Hype…
HSC Year 1 cosmology results with the minimal bias method: HSCBOSS galaxy-galaxy weak lensing and BOSS galaxy clustering
Sunao Sugiyama, Masahiro Takada, Hironao Miyatake +23
We present cosmological parameter constraints from a blinded joint analysis of galaxy-galaxy weak lensing, , and projected correlation function, , measure…
Distinguishing between CDM and gravity models using halo ellipticity correlations in simulations
Yao-Tsung Chuang, Teppei Okumura, Masato Shirasaki
There is a growing interest in utilizing intrinsic alignment (IA) of galaxy shapes as a geometric and dynamical probe of cosmology. In this paper we present the first measurements…
Virial halo mass function in the cosmology
Masato Shirasaki, Tomoaki Ishiyama, Shin'ichiro Ando
We study halo mass functions with high-resolution -body simulations under a CDM cosmology. Our simulations adopt the cosmological model that is consistent with recent measure…
Probing cosmology and gastrophysics with fast radio bursts: Cross-correlations of dark matter haloes and cosmic dispersion measures
Masato Shirasaki, Ryuichi Takahashi, Ken Osato +1
For future surveys of fast radio bursts (FRBs), we clarify information available from cosmic dispersion measures (DMs) through cross-correlation analyses of foreground dark matter…