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Publication Date2018-02
21 cm angular power spectrum from minihalos as a probe of primordial spectral runnings
Toyokazu Sekiguchi; Tomo Takahashi; Hiroyuki Tashiro, et al
JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS, no.2, pp.053
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Publication Date2016-05
CMB constraint on dark matter annihilation after Planck 2015
Kawasaki M.; Nakayama K.; Toyokazu Sekiguchi
PHYSICS LETTERS B, v.756, pp.212 - 215
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Publication Date2018-06
Cosmological abundance of the QCD axion coupled to hidden photons
NaoyaKitajima; Toyokazu Sekiguchi; Fuminobu Takahashi
PHYSICS LETTERS B, v.781, pp.684 - 687
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Publication Date2016-06
Cosmological constraint on the light gravitino mass from CMB lensing and cosmic shear
Ken Osato; Toyokazu Sekiguchi; Masato Shirasaki, et al
JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS, v.2016, no.6, pp.004
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Publication Date2016-12
Cosmology with the Square Kilometre Array by SKA-Japan
Daisuke YAMAUCHI; Kiyotomo ICHIKI; Kazunori KOHRI, et al
PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN, v.68, no.6, pp.R2-1 - R2-19
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Publication Date2017-02
Elucidating dark energy with future 21 cm observations at the epoch of reionization
Kazunori Kohri; Yoshihiko Oyama; Toyokazu Sekiguchi, et al
JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS, v.2017, no.2, pp.024
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Publication Date2016-04
Mixed inflaton and spectator field models: CMB constraints and μ distortion
Kari Enqvist; Toyokazu Sekiguchi; Tomo Takahashi
JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS, v.2016, no.4, pp.057
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Publication Date2016-08
Topological defects and nano-Hz gravitational waves in aligned axion models
Tetsutaro Higaki; Kwang Sik Jeong; Naoya Kitajima, et al
JOURNAL OF HIGH ENERGY PHYSICS, v.2016, no.8, pp.044