6.6k citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- Academia SinicaTW1.4k papers
- National Astronomical Observatory of JapanJP910 papers
- The University of TokyoJP744 papers
- Center for Astrophysics Harvard & SmithsonianUS671 papers
- Centre National de la Recherche ScientifiqueFR668 papers
- European Southern ObservatoryCL490 papers
- California Institute of TechnologyUS470 papers
- The Graduate University for Advanced Studies, SOKENDAIJP427 papers
- Kavli Institute for the Physics and Mathematics of the UniverseJP425 papers
- Jet Propulsion LaboratoryUS360 papers
- Max Planck Institute for AstronomyDE342 papers
- Leiden UniversityNL340 papers
22 papers · 2 filters
XXL Survey groups and clusters in the Hyper Suprime-Cam Survey. Scaling relations between X-ray properties and weak lensing mass
Mauro Sereno, Keiichi Umetsu, Stefano Ettori +13
Scaling relations trace the formation and evolution of galaxy clusters. We exploited multi-wavelength surveys -- the XXL survey at \emph{XMM-Newton} in the X-ray band, and the Hype…
TDCOSMO. I. An exploration of systematic uncertainties in the inference of from time-delay cosmography
M. Millon, A. Galan, F. Courbin +22
Time-delay cosmography of lensed quasars has achieved 2.4% precision on the measurement of the Hubble constant, . As part of an ongoing effort to uncover and control systemati…
Gas Density Perturbations in Cool Cores of CLASH Galaxy Clusters
Shutaro Ueda, Yuto Ichinohe, Sandor M. Molnar +2
We present a systematic study of gas density perturbations in cool cores of high-mass galaxy clusters. We select 12 relaxed clusters from the Cluster Lensing And Supernova survey w…
Anisotropies of galaxy ellipticity correlations in real and redshift space: angular dependence in linear tidal alignment model
Teppei Okumura, Atsushi Taruya
Investigating intrinsic alignments (IAs) of galaxy shapes is important not only to constrain cosmological parameters unbiasedly from gravitational lensing but also to extract cosmo…
RELICS: A Very Large () Cluster Lens -- RXC J0032.1+1808
Ana Acebron, Adi Zitrin, Dan Coe +38
Extensive surveys with the \textit{Hubble Space Telescope} (HST) over the past decade, targeting some of the most massive clusters in the sky, have uncovered dozens of galaxy-clust…
Active gas features in three HSC-SSP CAMIRA clusters revealed by high angular resolution analysis of MUSTANG-2 SZE and XXL X-ray observations
Nobuhiro Okabe, Simon Dicker, Dominique Eckert +33
We present results from simultaneous modeling of high angular resolution GBT/MUSTANG-2 90 GHz Sunyaev-Zel'dovich effect (SZE) measurements and XMM-XXL X-ray images of three rich ga…
A measurement of the Hubble constant from angular diameter distances to two gravitational lenses
Inh Jee, Sherry Suyu, Eiichiro Komatsu +3
The local expansion rate of the Universe is parametrized by the Hubble constant, , the ratio between recession velocity and distance. Different techniques lead to inconsistent…
Weak lensing Analysis of X-Ray-selected XXL Galaxy Groups and Clusters with Subaru HSC Data
Keiichi Umetsu, Mauro Sereno, Maggie Lieu +23
We present a weak-lensing analysis of X-ray galaxy groups and clusters selected from the XMM-XXL survey using the first-year data from the Hyper Suprime-Cam (HSC) Subaru Strategic…
Cosmic dissonance: new physics or systematics behind a short sound horizon?
Nikki Arendse, Radosław J. Wojtak, Adriano Agnello +12
Persistent tension between low-redshift observations and the Cosmic Microwave Background radiation (CMB), in terms of two fundamental distance scales set by the sound horizon …
The Richness-to-Mass Relation of CAMIRA Galaxy Clusters from Weak-lensing Magnification in the Subaru Hyper Suprime-Cam Survey
I-Non Chiu, Keiichi Umetsu, Ryoma Murata +2
We present a statistical weak-lensing magnification analysis on an optically selected sample of 3029 \texttt{CAMIRA} galaxy clusters with richness at redshift $0.2\leq z <1.…
A SHARP view of H0LiCOW: from three time-delay gravitational lens systems with adaptive optics imaging
Geoff C. -F. Chen, Christopher D. Fassnacht, Sherry. H. Suyu +20
We present the measurement of the Hubble Constant, , with three strong gravitational lens systems. We describe a blind analysis of both PG1115+080 and HE0435-1223 as well as a…
H0LiCOW XIII. A 2.4% measurement of from lensed quasars: tension between early and late-Universe probes
Kenneth C. Wong, Sherry H. Suyu, Geoff C. -F. Chen +23
We present a measurement of the Hubble constant () and other cosmological parameters from a joint analysis of six gravitationally lensed quasars with measured time delays. A…
Constraining neutrino mass and dark energy with peculiar velocities and lensing dispersions of Type Ia supernovae
Aniket Agrawal, Teppei Okumura, Toshifumi Futamase
We show that peculiar velocities of Type Ia supernovae can be used to derive constraints on the sum of neutrino masses, , and dark energy equation of state, $w = w_0+w_a(1-a)…
Intrinsic alignment statistics of density and velocity fields at large scales: Formulation, modeling, and baryon acoustic oscillation features
Teppei Okumura, Atsushi Taruya, Takahiro Nishimichi
The kinematic Sunyaev-Zel'dovich effect enables us to directly probe the density-weighted velocity field up to very large cosmic scales. We investigate the effects of intrinsic ali…
Testing the weak equivalence principle by differential measurements of fundamental constants in the Magellanic Clouds
S. A. Levshakov, K. -W. Ng, C. Henkel +4
Non-standard fields are assumed to be responsible for phenomena attributed to dark energy and dark matter. Being coupled to ordinary matter, these fields modify the masses and/or c…
COSMOGRAIL XVIII: time delays of the quadruply lensed quasar WFI2033-4723
V. Bonvin, M. Millon, J. H. H. Chan +26
We present new measurements of the time delays of WFI2033-4723. The data sets used in this work include 14 years of data taken at the 1.2m Leonhard Euler Swiss telescope, 13 years…
The Hubble Constant determined through an inverse distance ladder including quasar time delays and Type Ia supernovae
S. Taubenberger, S. H. Suyu, E. Komatsu +7
Context. The precise determination of the present-day expansion rate of the Universe, expressed through the Hubble constant , is one of the most pressing challenges in modern…
H0LiCOW XII. Lens mass model of WFI2033-4723 and blind measurement of its time-delay distance and
Cristian E. Rusu, Kenneth C. Wong, Vivien Bonvin +15
We present the lens mass model of the quadruply-imaged gravitationally lensed quasar WFI2033-4723, and perform a blind cosmographical analysis based on this system. Our analysis co…
Free-form lens model and mass estimation of the high redshift galaxy cluster ACT-CL J0102-4915, "El Gordo"
J. M. Diego, S. Molnar, C. Cerny +7
We examine the massive colliding cluster El Gordo, one of the most massive clusters at high redshift. We use a free-form lensing reconstruction method that avoids making assumption…
Time-delay cosmographic forecasts with strong lensing and JWST stellar kinematics
Akın Yıldırım, Sherry H. Suyu, Aleksi Halkola
We present a joint strong lensing and stellar dynamical framework for future time-delay cosmography purposes. Based on a pixelated source reconstruction and the axisymmetric Jeans…
Environmental effects on halo abundance and weak lensing peak statistics toward large underdense regions
Yuichi Higuchi, Kaiki Taro Inoue
The cosmic microwave background (CMB) contains an anomalous cold spot with a surrounding hot ring, known as the Cold Spot. Inoue & Silk (2006) proposed that this feature could be e…
Effect of lensing magnification on type Ia supernova cosmology
Hinako Sakakibara, Atsushi J. Nishizawa, Masamune Oguri +3
Effect of gravitational magnification on the measurement of distance modulus of type Ia supernovae is presented. We investigate a correlation between magnification and Hubble resid…