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Obata, Ippei
102  Ergebnisse:
Personensuche X
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1

Can we explain cosmic birefringence without a new light fie..:

Nakai, Yuichiro ; Namba, Ryo ; Obata, Ippei..
Journal of High Energy Physics.  2024 (2024)  1 - p. , 2024
Link: https://doi.org/10.1007/..
 
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2

Axion-gauge dynamics during inflation as the origin of puls..:

Ünal, Caner ; Papageorgiou, Alexandros ; Obata, Ippei
Physics Letters B.  856 (2024)  - p. 138873 , 2024
Link: https://doi.org/10.1016/..
 
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3

Axionic defects in the CMB:birefringence and gravitational ..:

Ferreira, Ricardo Z. ; Gasparotto, Silvia ; Hiramatsu, Takashi..
Journal of Cosmology and Astroparticle Physics.  2024 (2024)  5 - p. 066 , 2024
Link: https://doi.org/10.1088/..
 
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4

Parity-violating scalar trispectrum from a rolling axion du..:

Fujita, Tomohiro ; Murata, Tomoaki ; Obata, Ippei.
Journal of Cosmology and Astroparticle Physics.  2024 (2024)  5 - p. 127 , 2024
Link: https://doi.org/10.1088/..
 
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5

Cosmic birefringence tomography with polarized Sunyaev-Zel'..:

Namikawa, Toshiya ; Obata, Ippei
Physical Review D.  108 (2023)  8 - p. , 2023
Link: https://doi.org/10.1103/..
 
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6

Peaky production of light dark photon dark matter:

Nakai, Yuichiro ; Namba, Ryo ; Obata, Ippei
Journal of Cosmology and Astroparticle Physics.  2023 (2023)  8 - p. 032 , 2023
Link: https://doi.org/10.1088/..
 
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7

First results of axion dark matter search with DANCE:

Oshima, Yuka ; Fujimoto, Hiroki ; Kume, Jun'ya...
Physical Review D.  108 (2023)  7 - p. , 2023
Link: https://doi.org/10.1103/..
 
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8

Stochastic effects on observation of ultralight bosonic dar..:

Nakatsuka, Hiromasa ; Morisaki, Soichiro ; Fujita, Tomohiro...
Physical Review D.  108 (2023)  9 - p. , 2023
Link: https://doi.org/10.1103/..
 
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9

Inflation with two-form field: the production of primordial..:

Fujita, Tomohiro ; Nakatsuka, Hiromasa ; Obata, Ippei.
Journal of Cosmology and Astroparticle Physics.  2022 (2022)  9 - p. 017 , 2022
Link: https://doi.org/10.1088/..
 
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10

Implications of the cosmic birefringence measurement for th..:

Obata, Ippei
Journal of Cosmology and Astroparticle Physics.  2022 (2022)  9 - p. 062 , 2022
Link: https://doi.org/10.1088/..
 
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11

Gravitational wave trispectrum in the axion-SU(2) model:

Fujita, Tomohiro ; Murai, Kai ; Obata, Ippei.
Journal of Cosmology and Astroparticle Physics.  2022 (2022)  1 - p. 007 , 2022
Link: https://doi.org/10.1088/..
 
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12

Axion-gauge field dynamics with backreaction:

Ishiwata, Koji ; Komatsu, Eiichiro ; Obata, Ippei
Journal of Cosmology and Astroparticle Physics.  2022 (2022)  3 - p. 010 , 2022
Link: https://doi.org/10.1088/..
 
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13

New constraints on axion-gauge field dynamics during inflat..:

Campeti, Paolo ; Özsoy, Ogan ; Obata, Ippei.
Journal of Cosmology and Astroparticle Physics.  2022 (2022)  7 - p. 039 , 2022
Link: https://doi.org/10.1088/..
 
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14

Cosmic birefringence from monodromic axion dark energy:

Gasparotto, Silvia ; Obata, Ippei
Journal of Cosmology and Astroparticle Physics.  2022 (2022)  8 - p. 025 , 2022
Link: https://doi.org/10.1088/..
 
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15

Improved sensitivity of interferometric gravitational-wave ..:

Morisaki, Soichiro ; Fujita, Tomohiro ; Michimura, Yuta..
Physical Review D.  103 (2021)  5 - p. , 2021
Link: https://doi.org/10.1103/..
 
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