Tomotake Matsumura

Decay at the J-PARC KOTO Experiment

Search for the

K_{L} \to π^{0} ν \bar{ν}

KOTO

Collaboration

•

J.K. Ahn
(
- Korea U.
)

et al.

(Nov 17, 2024)

Published in:
- Phys.Rev.Lett. 134 (2025) 8, 081802,
- Phys.Rev.Lett. 134 (2025) 8
•
e-Print:
- 2411.11237 [hep-ex]

reference search8 citations

Requirements on the gain calibration for LiteBIRD polarisation data with blind component separation

LiteBIRD

Collaboration

•

F. Carralot
(
- SISSA, Trieste and
- Trento U. and
- INFN, Trieste
)

et al.

(Nov 4, 2024)

Published in:
- JCAP 01 (2025) 019
•
e-Print:
- 2411.02080 [astro-ph.CO]

A Measurement of Atmospheric Circular Polarization with POLARBEAR

Takuro Fujino
(
- Yokohama Natl. U.
)
,
Satoru Takakura
(
- KEK, Tsukuba and
- Tokyo U.
)
,
Shahed Shayan Arani
(
- UC, San Diego
)
,
Darcy Barron
(
- UNM, Albuquerque
)
,
Carlo Baccigalupi
(
- SISSA, Trieste and
- INFN, Trieste
)

et al.

(Oct 23, 2024)

Published in:
- Astrophys.J. 981 (2025) 1, 15
•
e-Print:
- 2410.18154 [astro-ph.IM]

Breadboard model assembly and characterization of a sapphire achromatic half-wave plate for LiteBIRD low-frequency telescope

Mitsuharu Kusama
(
- Furukawa Electric
)
,
Kosuke Aizawa
(
- Tokyo U.
)
,
Ryosuke Akizawa
(
- Tokyo U.
)
,
Teruhito Iida
(
- Unlisted, JP
)
,
Kiyoshi Ikuma
(
- Okayama U.
)

et al.

(Aug 16, 2024)

Published in:
- Proc.SPIE Int.Soc.Opt.Eng. 13102 (2024) 131020A
•
Contribution to:
- SPIE Astronomical Telescopes + Instrumentation 2024,
- SPIE Astronomical Telescopes + Instrumentation 2024, 126-138

Development status of the cryogenic holder mechanism for LiteBIRD LFT PMU

Ryosuke Akizawa
(
- Tokyo U.
)
,
Teruhito Iida
(
- Unlisted, JP
)
,
Ryota Takaku
(
- KEK, Tsukuba and
- Tokyo U.
)
,
Kosuke Aizawa
(
- Tokyo U.
)
,
Tommaso Ghigna
(
- KEK, Tsukuba
)

et al.

(Aug 16, 2024)

Published in:
- Proc.SPIE Int.Soc.Opt.Eng. 13102 (2024) 131021X
•
Contribution to:
- SPIE Astronomical Telescopes + Instrumentation 2024,
- SPIE Astronomical Telescopes + Instrumentation 2024, 728-739

Multi-dimensional optimisation of the scanning strategy for the LiteBIRD space mission

LiteBIRD

Collaboration

•

Y. Takase
(
- Okayama U.
)

et al.

(Aug 6, 2024)

Published in:
- JCAP 12 (2024) 036
•
e-Print:
- 2408.03040 [astro-ph.IM]

Measurement of muon flux behind the beam dump of the J-PARC Hadron Experimental Facility

T. Matsumura
(
- Japan, Natl. Defence Academy
)
,
Y. Hirayama
(
- Japan, Natl. Defence Academy
)
,
G.Y. Lim
(
- KEK, Tsukuba
)
,
H. Nanjo
(
- Osaka U.
)
,
T. Nomura
(
- KEK, Tsukuba
)

et al.

(Jul 25, 2024)

Published in:
- Nucl.Instrum.Meth.A 1069 (2024) 169990
•
e-Print:
- 2407.17868 [physics.ins-det]

LiteBIRD science goals and forecasts. Mapping the hot gas in the Universe

#10

LiteBIRD

Collaboration

•

M. Remazeilles
(
- Cantabria Inst. of Phys.
)

et al.

(Jul 24, 2024)

Published in:
- JCAP 12 (2024) 026
•
e-Print:
- 2407.17555 [astro-ph.CO]

The LiteBIRD mission to explore cosmic inflation

#11

LiteBIRD

Collaboration

•

T. Ghigna
(
- KEK, Tsukuba
)

et al.

(Jun 4, 2024)

Contribution to:
- SPIE Astronomical Telescopes + Instrumentation 2024
•
e-Print:
- 2406.02724 [astro-ph.IM]

pdf

reference search2 citations

Impact of beam far side-lobe knowledge in the presence of foregrounds for LiteBIRD

#12

LiteBIRD

Collaboration

•

C. Leloup
(
- Tokyo U., IPMU and
- APC, Paris
)

et al.

(Dec 14, 2023)

Published in:
- JCAP 06 (2024) 011
•
e-Print:
- 2312.09001 [astro-ph.CO]

reference search8 citations

LiteBIRD science goals and forecasts: a full-sky measurement of gravitational lensing of the CMB

#13

LiteBIRD

Collaboration

•

A.I. Lonappan
(
- Rome U., Tor Vergata and
- INFN, Rome2 and
- SISSA, Trieste
)

et al.

(Dec 8, 2023)

Published in:
- JCAP 06 (2024) 009
•
e-Print:
- 2312.05184 [astro-ph.CO]

reference search10 citations

LiteBIRD science goals and forecasts: improving sensitivity to inflationary gravitational waves with multitracer delensing

#14

LiteBIRD

Collaboration

•

T. Namikawa
(
- Tokyo U., IPMU
)

et al.

(Dec 8, 2023)

Published in:
- JCAP 06 (2024) 010
•
e-Print:
- 2312.05194 [astro-ph.CO]

reference search17 citations

LiteBIRD science goals and forecasts. A case study of the origin of primordial gravitational waves using large-scale CMB polarization

#15

LiteBIRD

Collaboration

•

P. Campeti
(
- Garching, Max Planck Inst. and
- ORIGINS, Garching and
- INFN, Ferrara
)

et al.

(Dec 1, 2023)

Published in:
- JCAP 06 (2024) 008
•
e-Print:
- 2312.00717 [astro-ph.CO]

reference search18 citations

Impact of half-wave plate systematics on the measurement of CMB B-mode polarization

#16

Marta Monelli
(
- Garching, Max Planck Inst.
)
,
Eiichiro Komatsu
(
- Garching, Max Planck Inst. and
- Munich U. and
- Tokyo U., IPMU
)
,
Tommaso Ghigna
(
- KEK, Tsukuba
)
,
Tomotake Matsumura
(
- Tokyo U., IPMU and
- Center for Data-Driven Discovery, Kavli IPMU (WPI), UTIAS, The University of Tokyo, Kashiwa, Chiba 277-8583, Japan
)
,
Giampaolo Pisano
(
- Rome U. and
- Cardiff U.
)

et al.

(Nov 14, 2023)

Published in:
- JCAP 05 (2024) 018
•
e-Print:
- 2311.07999 [astro-ph.CO]

reference search7 citations

Effect of instrumental polarization with a half-wave plate on the B-mode signal: prediction and correction

#17

Guillaume Patanchon
(
- APC, Paris
)
,
Hiroaki Imada
(
- Natl. Astron. Observ. of Japan
)
,
Hirokazu Ishino
(
- Okayama U.
)
,
Tomotake Matsumura
(
- Tokyo U., IPMU
)

(Aug 2, 2023)

Published in:
- JCAP 04 (2024) 074
•
e-Print:
- 2308.00967 [astro-ph.CO]

reference search7 citations

Performance of the polarization leakage correction in the PILOT data

#18

Jean-Philippe Bernard
(
- IRAP, Toulouse
)
,
Adam Bernard
(
- IRAP, Toulouse
)
,
Hélène Roussel
(
- Paris, Inst. Astrophys.
)
,
Ilyes Choubani
(
- IRAP, Toulouse
)
,
Dana Alina
(
- Nazarbayev U., Astana
)

et al.

(Feb 13, 2023)

Published in:
- Exper.Astron. 56 (2023) 1, 197-222,
- Exper.Astron. (2023)
•
e-Print:
- 2205.03668

Tensor-to-scalar ratio forecasts for extended LiteBIRD frequency configurations

#19

LiteBIRD

Collaboration

•

U. Fuskeland
(
- Inst. Theor. Astrophys., Oslo
)

et al.

(Feb 10, 2023)

Published in:
- Astron.Astrophys. 676 (2023) A42,
- Astron.Astrophys. 676 (2023) A42
•
e-Print:
- 2302.05228 [astro-ph.CO]

reference search18 citations

Characterization of a half-wave plate for cosmic microwave background circular polarization measurement with POLARBEAR

#20

et al.

(Jan 5, 2023)

Published in:
- Rev.Sci.Instrum. 94 (2023) 6, 064502
•
e-Print:
- 2301.01983 [astro-ph.CO]

Effect of low-energy neutrons on accidental counting rate in the KOTO experiment

#21

T. Matsumura
(
- Japan, Natl. Defence Academy
)

(2023)

Published in:
- J.Phys.Conf.Ser. 2446 (2023) 1, 012044
•
Contribution to:
- KAON2022

Performance of a 200 mm Diameter Achromatic HWP with Laser-Ablated Sub-Wavelength Structures

#22

LiteBIRD

Collaboration

•

R. Takaku

et al.

(Dec 14, 2022)

Published in:
- J.Low Temp.Phys. 211 (2023) 5-6, 346-356

reference search2 citations

Search for the Pair Production of Dark Particles

X

with

K_{L}^{0} \to X X

X \to γ γ

#23

KOTO

Collaboration

•

C. Lin
(
- Chicago U., EFI
)

et al.

(Sep 22, 2022)

Published in:
- Phys.Rev.Lett. 130 (2023) 11, 111801
•
e-Print:
- 2209.11019 [hep-ex]

Vibration Characteristics of a Continuously Rotating Superconducting Magnetic Bearing and Potential Influence to TES and SQUID

#24

et al.

(Sep 19, 2022)

Published in:
- J.Low Temp.Phys. 209 (2022) 5-6, 1088-1096,
- J.Low Temp.Phys. 1 (2022) 9
•
e-Print:
- 2210.13219 [physics.ins-det]

Optical Characterization of OMT-Coupled TES Bolometers for LiteBIRD

#25

LiteBIRD

Collaboration

•

J. Hubmayr
(
- NIST, Boulder
)

et al.

(Sep 5, 2022)

Published in:
- J.Low Temp.Phys. 209 (2022) 3-4, 396-408
•
Contribution to:
- LTD19
  , 396-408