研究活動（時系列）

submitted

7, Low-frequency pulse-jitter measurement with the uGMRT I : PSR J0437−4715
Tomonosuke Kikunaga, Shinnosuke Hisano, Neelam Dhanda Batra, Shantanu Desai, Bhal Chandra Joshi, Manjari Bagchi, T. Prabu, Keitaro Takahashi, Swetha Arumugam, Adarsh Bathula, Subhajit Dandapat, Debabrata Deb, Churchil Dwivedi, A. Gopakumar, Yashwant Gupta, Shebin Jose Jacob, Fazal Kareem, Nobleson K, Pragna Mamidipaka, Avinash Kumar Paladi, Arul Pandian B, Prerna Rana, Jaikhomba Singha, Aman Srivastava, Mayuresh Surnis, Pratik Tarafdar,
arXiv:2312.01875.

6, Using low-frequency scatter-broadening measurements for precision estimates of dispersion measures
Jaikhomba Singha, Bhal Chandra Joshi, M. A. Krishnakumar, Fazal Kareem, Adarsh Bathula, Churchil Dwivedi, Shebin Jose Jacob, Shantanu Desai, Pratik Tarafdar, P. Arumugam, Swetha Arumugam, Manjari Bagchi, Neelam Dhanda Batra, Subhajit Dandapat, Debabrata Deb, Jyotijwal Debnath, A Gopakumar, Yashwant Gupta, Shinnosuke Hisano, Ryo Kato, Tomonosuke Kikunaga, Piyush Marmat, K. Nobleson, Avinash K. Paladi, Arul Pandian B., Thiagaraj Prabu, Prerna Rana, Aman Srivastava, Mayuresh Surnis, Abhimanyu Susobhanan, Keitaro Takahashi,
arXiv:2309.16765.

5, Comparing recent PTA results on the nanohertz stochastic gravitational wave background
IPTA Collaboration,
arXiv:2309.00693.

4, The second data release from the European Pulsar Timing Array: V. Implications for massive black holes, dark matter and the early Universe
EPTA Collaboration ; InPTA Collaboration,
arXiv:2306.16227.

3, The second data release from the European Pulsar Timing Array IV. Search for continuous gravitational wave signals
EPTA Collaboration ; InPTA Collaboration,
arXiv:2306.16226.

2, Detectability of CMB Weak Lensing and HI Cross Correlation and constraints on cosmological parameters
Shoichiro Tanaka, Shintaro Yoshiura, Kenji Kubota, Keitaro Takahashi, Atsushi J. Nishizawa, Naoshi Sugiyama,
arXiv:1904.10363.

1, Faraday Tomography with Sparse Modeling
Kazunori Akiyama, Takuya Akahori, Yoshimitsu Miyashita, Shinsuke Ideguchi, Ryosuke Yamaguchi, Shiro Ikeda and Keitaro Takahashi,
arXiv:1811.10610.

2024

136, A search for auroral radio emission from β Pictoris b
Yuta Shiohira, Yuka Fujii, Hajime Kita, Tomoki Kimura, Yuka Terada, Keitaro Takahashi,
Monthly Notices of the Royal Astronomical Society, Volume 528, Issue 2, pp.2136-2144, 02/2024, arXiv:2312.15176.

135, Multi-band Extension of the Wideband Timing Technique
Avinash Kumar Paladi, Churchil Dwivedi, Prerna Rana, Nobleson K, Abhimanyu Susobhanan, Bhal Chandra Joshi, Pratik Tarafdar, Debabrata Deb, Swetha Arumugam, A Gopakumar, M A Krishnakumar, Neelam Dhanda Batra, Jyotijwal Debnath, Fazal Kareem, Paramasivan Arumugam, Manjari Bagchi, Adarsh Bathula, Subhajit Dandapat, Shantanu Desai, Yashwant Gupta, Shinnosuke Hisano, Divyansh Kharbanda, Tomonosuke Kikunaga, Neel Kolhe, Yogesh Maan, P K Manoharan, Jaikhomba Singha, Aman Srivastava, Mayuresh Surnis, Keitaro Takahashi,
Monthly Notices of the Royal Astronomical Society, Volume 527, Issue 1, pp.213-231, 01/2024, arXiv:2304.13072.

2023

134, Precision of localization of single gravitational-wave source with pulsar timing array
Ryo Kato and Keitaro Takahashi,
Physical Review D, Volume 108, Issue 12, article id.123535, 12/2023, arXiv:2308.10419.

133, The second data release from the European Pulsar Timing Array. III. Search for gravitational wave signals
EPTA Collaboration ; InPTA Collaboration,
Astronomy & Astrophysics, Volume 678, id.A50, 22 pp., 10/2023, arXiv:2306.16214.

132, The second data release from the European Pulsar Timing Array. II. Customised pulsar noise models for spatially correlated gravitational waves
EPTA Collaboration ; InPTA Collaboration,
Astronomy & Astrophysics, Volume 678, id.A49, 20 pp., 10/2023, arXiv:2306.16225.

131, Noise analysis in the Indian Pulsar Timing Array Data Release I
Aman Srivastava, Shantanu Desai, Neel Kolhe, Mayuresh Surnis, Bhal Chandra Joshi, Abhimanyu Susobhanan, Aurélien Chalumeau, Shinnosuke Hisano, Nobleson K., Swetha Arumugam, Divyansh Kharbanda, Jaikhomba Singha, Pratik Tarafdar, P Arumugam, Manjari Bagchi, Adarsh Bathula, Subhajit Dandapat, Lankeswar Dey, Churchil Dwivedi, Raghav Girgaonkar, A. Gopakumar, Yashwant Gupta, Tomonosuke Kikunaga, M. A. Krishnakumar, Kuo Liu, Yogesh Maan, P K Manoharan, Avinash Kumar Paladi, Prerna Rana, Golam M. Shaifullah, Keitaro Takahashi,
Physical Review D, Volume 108, Issue 2, article id.023008, 07/2023, arXiv:2303.12105.

130, Introduction to Faraday tomography and its future prospects
Keitaro TAKAHASHI,
Publications of the Astronomical Society of Japan, Volume 75, Issue Supplement_1, pp.S50-S84, 02/2023

129, Wavelets and sparsity for Faraday tomography
Suchetha Cooray, Tsutomu T. Takeuchi, Shinsuke Ideguchi, Takuya Akahori, Yoshimitsu Miyashita, Keitaro Takahashi,
Publications of the Astronomical Society of Japan, Volume 75, Issue Supplement_1, pp.S85-S96, 02/2023, arXiv:2112.01444.

128, Testing the non-circularity of the spacetime around Sagittarius A* with orbiting pulsars
Yohsuke TAKAMORI, Atsushi NARUKO, Yusuke SAKURAI, Keitaro TAKAHASHI, Daisuke YAMAUCHI, and Chul-Moon Yoo,
Publications of the Astronomical Society of Japan, Volume 75, Issue Supplement_1, pp.S217-S231, 02/2023, arXiv:2108.13026.

2022

127, The Indian Pulsar Timing Array: First data release
Pratik Tarafdar, Nobleson K., Prerna Rana, Jaikhomba Singha, M. A. Krishnakumar, Bhal Chandra Joshi, Avinash Kumar Paladi, Neel Kolhe, Neelam Dhanda Batra, Nikita Agarwal, Adarsh Bathula, Subhajit Dandapat, Shantanu Desai, Lankeswar Dey, Shinnosuke Hisano, Prathamesh Ingale, Ryo Kato, Divyansh Kharbanda, Tomonosuke Kikunaga, Piyush Marmat, B. Arul Pandian, T. Prabu, Aman Srivastava, Mayuresh Surnis, Sai Chaitanya Susarla, Abhimanyu Susobhanan, Keitaro Takahashi, P. Arumugam, Manjari Bagchi, Sarmistha Banik, Kishalay De, Raghav Girgaonkar, A. Gopakumar, Yashwant Gupta, Yogesh Maan, P. K. Manoharan, Arun Naidu, Dhruv Pathak,
Publications of the Astronomical Society of Australia, Volume 39, article id. e053, 10/2022, arXiv:2206.09289.

126, On the Potential of Faraday Tomography to Identify Shock Structures in Supernova Remnants
Shinsuke Ideguchi, Tsuyoshi Inoue, Takuya Akahori and Keitaro Takahashi,
Monthly Notices of the Royal Astronomical Society, Volume 513, Issue 3, pp.3289-3301, 07/2022, arXiv:2208.10182.

125, Low-frequency wideband timing of InPTA pulsars observed with the uGMRT
K Nobleson, Nikita Agarwal, Raghav Girgaonkar, Arul Pandian, Bhal Chandra Joshi, M A Krishnakumar, Abhimanyu Susobhanan, Shantanu Desai, T Prabu, Adarsh Bathula, Timothy T Pennucci, Sarmistha Banik, Manjari Bagchi, Neelam Dhanda Batra, Arpita Choudhary, Subhajit Dandapat, Lankeswar Dey, Yashwant Gupta, Shinnosuke Hisano, Ryo Kato, Divyansh Kharbanda, Tomonosuke Kikunaga, Neel Kolhe, Yogesh Maan, Piyush Marmat, P Arumugam, P K Manoharan, Dhruv Pathak, Jaikhomba Singha, Mayuresh P Surnis, Sai Chaitanya Susarla, Keitaro Takahashi,
Monthly Notices of the Royal Astronomical Society, Volume 512, Issue 1, pp.1234-1243, 05/2022, arXiv:2112.06908.

124, A Parkes "Murriyang" Search for Pulsars and Transients in the Large Magellanic Cloud
Shinnosuke Hisano, Fronefield Crawford, Victoria Bonidie, Md F. Alam, Keitaro Takahashi, Duncan R. Lorimer, Josh P. Ridley, Maura M. McLaughlin, Benetge B. P. Perera,
The Astrophysical Journal, Volume 928, Issue 2, id.161, 11 pp., 04/2022, arXiv:2202.11054.

123, Constraints on ultra-low-frequency gravitational waves from an eccentric supermassive black hole binary
Tomonosuke Kikunaga, Shinnosuke Hisano, Hiroki Kumamoto, and Keitaro Takahashi,
Monthly Notices of the Royal Astronomical Society, Volume 509, Issue 4, pp.5188-5196, 02/2022, arXiv:2104.03629.

122, Axion Cloud Decay due to the Axion-photon Conversion with Background Magnetic Fields
Yoo, Chul-Moon; Naruko, Atsushi; Sakurai, Yusuke; Takahashi, Keitaro; Takamori, Yohsuke; Yamauchi, Daisuke,
Publications of the Astronomical Society of Japan, Volume 74, Issue 1, pp.64-72, 02/2022, arXiv:2103.13227.

2021

121, Epoch of Reionization Power Spectrum Limits from Murchison Widefield Array Data Targeted at EoR1 Field
M. Rahimi, B. Pindor, J. L. B. Line, N. Barry, C. M. Trott, R. L. Webster, C. H. Jordan, M. Wilensky, S. Yoshiura, A. Beardsley, J. Bowman, R. Byrne, A. Chokshi, B. J. Hazelton, K. Hasegawa, E. Howard, B. Greig, D. Jacobs, R. Joseph, M. Kolopanis, C. Lynch, B. McKinley, D. A. Mitchell, S. Murray, M. F. Morales, J. C. Pober, K. Takahashi, S. J. Tingay, R. B. Wayth, J. S. B. Wyithe, Q. Zheng,
Monthly Notices of the Royal Astronomical Society, Volume 508, Issue 4, pp.5954-5971, 12/2021, arXiv:2110.03190.

120, Constraining the 21cm brightness temperature of the IGM at z=6.6 around LAEs with the Murchison Widefield Array
Cathryn M. Trott, C.H. Jordan, J.L.B. Line, C.R. Lynch, S. Yoshiura, B. McKinley, P. Dayal, B. Pindor, A. Hutter, K. Takahashi, R.B. Wayth, N. Barry, A. Beardsley, J. Bowman, R. Byrne, A. Chokshi, B. Greig, K. Hasegawa, B.J. Hazelton, E. Howard, D. Jacobs, M. Kolopanis, D.A. Mitchell, M.F. Morales, S. Murray, J.C. Pober, M. Rahimi, S.J. Tingay, R.L. Webster, M. Wilensky, J.S.B. Wyithe, Q. Zheng,
Monthly Notices of the Royal Astronomical Society Letters 507 (2021) 772-780, 10/2021, arXiv:2107.14493.

119, Evidence for profile changes in PSR J1713+0747 using the uGMRT
Jaikhomba Singha, Mayuresh P Surnis, Bhal Chandra Joshi, Pratik Tarafdar, Prerna Rana, Abhimanyu Susobhanan, Raghav Girgaonkar, Neel Kolhe, Nikita Agarwal, Shantanu Desai, T Prabu, Adarsh Bathula, Subhajit Dandapat, Lankeswar Dey, Shinnosuke Hisano, Ryo Kato, Divyansh Kharbanda, Tomonosuke Kikunaga, Piyush Marmat, Sai Chaitanya Susarla, Manjari Bagchi, Neelam Dhanda Batra, Arpita Choudhury, A Gopakumar, Yashwant Gupta, M A Krishnakumar, Yogesh Maan, P K Manoharan, K Nobleson, Arul Pandian, Dhruv Pathak, Keitaro Takahashi,
Monthly Notices of the Royal Astronomical Society Letters 507 (2021) L57-L61, 10/2021, arXiv:2107.04607.

118, Predicting 21cm-line map from Lyman α emitter distribution with Generative Adversarial Networks
Shintaro Yoshiura, Hayato Shimabukuro, Kenji Hasegawa, Keitaro Takahashi,
Monthly Notices of the Royal Astronomical Society 506 (2021) 357-371, 09/2021, arXiv:2004.09206.

117, A new MWA limit on the 21 cm Power Spectrum at Redshifts ∼ 13 - 17
S. Yoshiura, B. Pindor, J.L.B. Line, N. Barry, C. M. Trott, A. Beardsley, J. Bowman, R. Byrne, A. Chokshi, B. J. Hazelton, K. Hasegawa, E. Howard, B. Greig, D. Jacobs, C. H. Jordan, R. Joseph, M. Kolopanis, C. Lynch, B. McKinley, D. A. Mitchell, M. F. Morales, S. Murray, J. C. Pober, M. Rahimi, K. Takahashi, S. J. Tingay, R. B. Wayth, R. L. Webster, M. Wilensky, J. S. B. Wyithe, Z. Zhang, Q. Zheng,
Monthly Notices of the Royal Astronomical Society 505 (2021) 4775-4790, 08/2021, arXiv:2105.12888.

116, Constraints on ultra-low-frequency gravitational waves with statistics of pulsar spin-down rates II: Mann-Whitney U test
Kumamoto, H.; Hisano, S.; Takahashi, K.,
Publications of the Astronomical Society of Japan 73 (2021) 1001, 08/2021, arXiv:2007.03974.

115, Flux density variability of 286 radio pulsars from a decade of monitoring
H. Kumamoto, S. Dai, S. Johnston, M. Kerr, R. M. Shannon, P. Weltevrede, C. Sobey, R. N. Manchester, G. Hobbs, and K. Takahashi,
Monthly Notices of the Royal Astronomical Society 501 (2021) 4490-4513, 03/2021, arXiv:2012.08119.

114, Searching for gravitational wave bursts from cosmic string cusps with the Parkes Pulsar Timing Array
N. Yonemaru, S. Kuroyanagi, G. Hobbs, K. Takahashi, X.-J. Zhu, W. A. Coles, S. Dai, E. Howard, R. Manchester, D. Reardon, C. Russell, R. Shannon, N. Thyagarajan, R. Spiewak, J.-B. Wang,
Monthly Notices of the Royal Astronomical Society 501 (2021) 701-712, 02/2021, arXiv:2011.13490.

113, An Iterative Reconstruction Algorithm for Faraday Tomography
Suchetha Cooray, Tsutomu T. Takeuchi, Takuya Akahori, Yoshimitsu Miyashita, Shinsuke Ideguchi, Keitaro Takahashi and Kiyotomo Ichiki,
Monthly Notices of the Royal Astronomical Society 500 (2021) 5129-5141, 01/2021, arXiv:2011.10840.

2020

112, The Impact of Tandem Redundant/Sky-Based Calibration in MWA Phase II Data Analysis
Zhang, Zheng; Pober, Jonathan C.; Li, Wenyang; Hazelton, Bryna J.; Morales, Miguel F.; Trott, Cathryn M.; Jordan, Christopher H.; Joseph, Ronniy C.; Beardsley, Adam; Barry, Nichole; Byrne, Ruby; Tingay, Steven J.; Chokshi, Aman; Hasegawa, Kenji; Jacobs, Daniel C.; Lanman, Adam; Line, Jack L. B.; Lynch, Christene; McKinley, Benjamin; Mitchell, Daniel A. Murray, Steven; Pindor, Bart; Rahimi, Mahsa; Takahashi, Keitaro; Wayth, Randall B.; Webster, Rachel L.; Wilensky, Michael; Yoshiura, Shintaro; Zheng, Qian,
Publications of the Astronomical Society of Australia 37 (2020) article id. e045, 11/2020, arXiv:2009.09269.

111, Constraints on Primordial Power Spectrum from Galaxy Luminosity Functions
Yoshiura, Shintaro; Oguri, Masamune; Takahashi, Keitaro; Takahashi, Tomo,
Phys. Rev. D 102 (2020) 083515, 10/2020, arXiv:2007.14695.

110, Faraday dispersion function of disk galaxies with axisymmetric global magnetic fields I
Haruya Eguchi, Masaki Suzuki, Yoshimitsu Miyashita, Shinsuke Ideguchi, Keitaro Takahashi,
Astrophys. J. 899 (2020) id.122, 08/2020, arXiv:1903.10162.

109, Microlensed Radio Emission from Exoplanets
Yuta Shiohira, Yuka Terada, Den Mukuno, Yuka Fujii, Keitaro Takahashi,
Monthly Notices of the Royal Astronomical Society 495 (2020) 1934-1942, 05/2020, arXiv:2005.01542.

108, Probing Small Scale Primordial Power Spectrum with 21cm Line Global Signal
Yoshiura, Shintaro; Takahashi, Keitaro; Takahashi, Tomo,
Phys. Rev. D 101 (2020) 083520, 04/2020, arXiv:1911.07442.

107, Detectability of 21cm signal during the Epoch of Reionization with 21cm-Lyman-α emitter cross-correlation. III. Model dependence
Kenji Kubota, Akio. K. Inoue, Kenji Hasegawa, Keitaro Takahashi,
Monthly Notices of the Royal Astronomical Society 494 (2020) 3131–3140, 04/2020, arXiv:1910.02361.

106, Artificial neural networks for selection of pulsar candidates from the radio continuum surveys
Naoyuki Yonemaru, Keitaro Takahashi, Hiroki Kumamoto, Shi Dai, Shintaro Yoshiura and Shinsuke Ideguchi,
Monthly Notices of the Royal Astronomical Society 494 (2020) 1035–1044, 04/2020, arXiv:1811.11478.

105, Deep multi-redshift limits on Epoch of Reionisation 21cm Power Spectra from Four Seasons of Murchison Widefield Array Observations
Cathryn M. Trott, C. H. Jordan, S. Midgley, N. Barry, B. Greig, B. Pindor, J. H. Cook, G. Sleap, S. J. Tingay, D. Ung, P. Hancock, A. Williams, J. Bowman, R. Byrne, A. Chokshi, B. J. Hazelton, K. Hasegawa, D. Jacobs, R. C. Joseph, W. Li, J.L.B Line, C. Lynch, B. McKinley, D. A. Mitchell, M. F. Morales, M. Ouchi, J. C. Pober, M. Rahimi, K. Takahashi, R. B. Wayth, R. L. Webster, M. Wilensky, J. S. B. Wyithe, S. Yoshiura, Z. Zhang, Q. Zheng,
Monthly Notices of the Royal Astronomical Society 493 (2020) 4711–4727, 02/2020, arXiv:2002.02575.

2019

104, Science with the Murchison Widefield Array: Phase I results and Phase II opportunities
Beardsley, A. P.; Johnston-Hollitt, M.; Trott, C. M.; Pober, J. C.; Morgan, J.; Oberoi, D.; Kaplan, D. L.; Lynch, C. R.; Anderson, G. E.; McCauley, P. I.; Croft, S.; James, C. W.; Wong, O. I.; Tremblay, C. D.; Norris, R. P.; Cairns, I. H.; Lonsdale, C. J.; Hancock, P. J.; Gaensler, B. M.; Bhat, N. D. R. Li, W.; Hurley-Walker, N.; Callingham, J. R.; Seymour, N.; Yoshiura, S.; Joseph, R. C.; Takahashi, K.; Sokolowski, M.; Miller-Jones, J. C. A.; Chauhan, J. V.; Bojičić, I.; Filipović, M. D.; Leahy, D.; Su, H.; Tian, W. W.; McSweeney, S. J.; Meyers, B. W.; Kitaeff, S.; Vernstrom, T.; Gürkan, G.; Heald, G.; Xue, M.; Riseley, C. J.; Duchesne, S. W.; Bowman, J. D.; Jacobs, D. C.; Crosse, B.; Emrich, D.; Franzen, T. M. O.; Horsley, L.; Kenney, D.; Morales, M. F.; Pallot, D.; Steele, K.; Tingay, S. J.; Walker, M.; Wayth, R. B.; Williams, A.; Wu, C.,
Publications of the Astronomical Society of Australia 36 (2019) id. e050, 38pp, 12/2019, arXiv:1910.02895.

103, First Season MWA Phase II Epoch of Reionization Power Spectrum Results at Redshift 7
Li, W.; Pober, J. C.; Barry, N.; Hazelton, B. J.; Morales, M. F.; Trott, C. M.; Lanman, A.; Wilensky, M.; Sullivan, I.; Beardsley, A. P.; Booler, T.; Bowman, J. D.; Byrne, R.; Crosse, B.; Emrich, D.; Franzen, T. M. O.; Hasegawa, K.; Horsley, L.; Johnston-Hollitt, M.; Jacobs, D. C. Jordan, C. H.; Joseph, R. C.; Kaneuji, T.; Kaplan, D. L.; Kenney, D.; Kubota, K.; Line, J.; Lynch, C.; McKinley, B.; Mitchell, D. A.; Murray, S.; Pallot, D.; Pindor, B.; Rahimi, M.; Riding, J.; Sleap, G.; Steele, K.; Takahashi, K.; Tingay, S. J.; Walker, M.; Wayth, R. B.; Webster, R. L.; Williams, A.; Wu, C.; Wyithe, J. S. B.; Yoshiura, S.; Zheng, Q.,
Astrophys. J. 887 (2019) article id. 141, 20pp, 12/2019, arXiv:1911.10216.

102, Constraints on ultra-low-frequency gravitational waves with statistics of pulsar spin-down rates
Hiroki Kumamoto, Yuya Imasato, Naoyuki Yonemaru, Keitaro Takahashi, Sachiko Kuroyanagi,
Monthly Notices of the Royal Astronomical Society 489 (2019) 3547-3552, 11/2019, arXiv:1903.01129.

101, Gridded and direct Epoch of Reionisation bispectrum estimates using the Murchison Widefield Array
Cathryn M. Trott, Catherine A. Watkinson, Christopher H. Jordan, Shintaro Yoshiura, Suman Majumdar, N. Barry, R. Byrne, B.J. Hazelton, K. Hasegawa, R. Joseph, T. Kaneuji, K. Kubota, W. Li, J. Line, C. Lynch, B. McKinley, D.A. Mitchell, M.F. Morales, S. Murray, B. Pindor, J.C. Pober, M. Rahimi, J. Riding, K. Takahashi, S.J. Tingay, R.B. Wayth, R.L. Webster, M. Wilensky, J.S.B. Wyithe, Q. Zheng, David Emrich, A.P. Beardsley, T. Booler, B. Crosse, T.M.O. Franzen, L. Horsley, M. Johnston-Hollitt, D.L. Kaplan, D. Kenney, D. Pallot, G. Sleap, K. Steele, M. Walker, A. Williams, C. Wu,
Publications of the Astronomical Society of Australia 36 (2019) id. e023, 07/2019, arXiv:1905.07161.

100, Detailed study of detection method for ultra-low-frequency gravitational waves with pulsar spin-down rate statistics
Shinnosuke Hisano, Naoyuki Yonemaru, Hiroki Kumamoto, Keitaro Takahashi,
Monthly Notices of the Royal Astronomical Society 487 (2019) 97-103, 07/2019, arXiv:1902.04787.

99, Robust statistics toward detection of the 21 cm signal from the Epoch of Reionisation
Cathryn M. Trott, Shih Ching Fu, Steven Murray, Christopher Jordan, Jack Line, N. Barry, R.Byrne, B. J. Hazelton, K. Hasegawa, R. Joseph, T. Kaneuji, K. Kubota, W. Li, C. Lynch, B. McKinley, D.A. Mitchell, M.F. Morales, B. Pindor, J.C. Pober, M. Rahimi, K. Takahashi, S.J. Tingay, R.B. Wayth, R.L. Webster, M. Wilensky, J.S.B. Wyithe, S. Yoshiura, Q. Zheng, M. Walker,
Monthly Notices of the Royal Astronomical Society 486 (2019) 5766-5784, 07/2019, arXiv:1904.11623.

98, The intergalactic magnetic field probed by a giant radio galaxy
S. P. O'Sullivan, J. Machalski, C. L. Van Eck, G. Heald, M. Brüggen, J. P. U. Fynbo, K. E. Heintz, M. A. Lara-Lopez, V. Vacca, M. J. Hardcastle, T. W. Shimwell, C. Tasse, F. Vazza, H. Andernach, M. Birkinshaw, M. Haverkorn, C. Horellou, W. L. Williams, J. J. Harwood, G. Brunetti, J. M. Anderson, S. A Mao, B. Nikiel-Wroczynski, K. Takahashi, E. Carretti, T. Vernstrom, R. J. van Weeren, E. Orru, L. K. Morabito, and J. R. Callingham,
Astron. & Astrophys. 622 (2019) A16, 12pp, 02/2019, arXiv:1811.07934.

97, Study of systematics effects on the Cross Power Spectrum of 21 cm Line and Cosmic Microwave Background using Murchison Widefield Array Data
Shintaro Yoshiura, Kiyotomo Ichiki, Bart Pindor, Keitaro Takahashi, Hiroyuki Tashiro, Cathryn M. Trott,
Monthly Notices of the Royal Astronomical Society 483 (2019) 2697-2711, 02/2019, arXiv:1803.00756.

96, Performance test of QU-fitting in cosmic magnetism study
Yoshimitsu Miyashita, Shinsuke Ideguchi, Shouta Nakagawa, Takuya Akahori, Keitaro Takahashi,
Monthly Notices of the Royal Astronomical Society 482 (2019) 2739-2749, 01/2019, arXiv:1710.01485.

2018

95, Optimum Frequency of Faraday Tomography to Explore the Inter-Galactic Magnetic Field in Filaments of Galaxies
Takuya Akahori, Shinsuke Ideguchi, Takahiro Aoki, Kazuhiro Takefuji, Hideki Ujihara, Keitaro Takahashi,
PASJ 70 (2018) 115, 12/2018, arXiv:1808.10546.

94, Impact of EDGES 21cm Global Signal on Primordial Power Spectrum
Shintaro Yoshiura, Keitaro Takahashi, Tomo Takahashi,
Phys. Rev. D 98 (2018) 063529, 09/2018, arXiv:1805.11806.

93, Detectability of 21cm-signal during the Epoch of Reionization with 21cm-LAE cross-correlation
Kenji Kubota, Shintaro Yoshiura, Keitaro Takahashi, Kenji Hasegawa, Hidenobu Yajima, Masami Ouchi, Bart Pindor and Rachel L. Webster,
Monthly Notices of the Royal Astronomical Society 479 (2018) 2, 2754-2766, 09/2018, arXiv:1708.06291.

92, Detectability of 21cm-signal during the Epoch of Reionization with 21cm-LAE cross-correlation. II. Foreground contamination
Shintaro Yoshiura, Jack L. B. Line, Kenji Kubota, Kenji Hasegawa, Keitaro Takahashi,
Monthly Notices of the Royal Astronomical Society 479 (2018) 2, 2767-2776, 09/2018, arXiv:1709.04168.

91, Sensitivity of new detection method for ultra-low frequency gravitational waves with pulsar spin-down rate statistics
Naoyuki Yonemaru, Hiroki Kumamoto, Keitaro Takahashi, and Sachiko Kuroyanagi,
Monthly Notices of the Royal Astronomical Society 478 (2018) 2, 1670-1676, 08/2018, arXiv:1705.04733.

90, Cosmic Magnetism in Centimeter and Meter Wavelength Radio Astronomy
Takuya Akahori, Hiroyuki Nakanishi, Yoshiaki Sofue, Yutaka Fujita, Kiyotomo Ichiki, Shinsuke Ideguchi, Osamu Kameya, Takahiro Kudoh, Yuki Kudoh, Mami Machida, Yoshimitsu Miyashita, Hiroshi Ohno, Takeaki Ozawa, Keitaro Takahashi, Motokazu Takizawa, Dai G. Yamazaki,
PASJ 70 (2018) 2, 01/2018, arXiv:1709.02072.

89, The variance of dispersion measure of high-redshift transient objects as a probe of ionized bubble size during reionization
Shintaro Yoshiura and Keitaro Takahashi,
Monthly Notices of the Royal Astronomical Society 473 (2018) 1570-1575, 01/2018, arXiv:1709.08012.

2017

88, Constraining the Contribution of Galaxies and Active Galactic Nuclei to Cosmic Reionization
Shintaro Yoshiura, Kenji Hasegawa, Kiyotomo Ichiki, Hiroyuki Tashiro, Hayato Shimabukuro and Keitaro Takahashi,
Monthly Notices of the Royal Astronomical Society 471 (2017) 3713-3726, 11/2017, arXiv:1602.04407.

87, Study of Vertical Magnetic Field in Face-on Galaxies using Faraday Tomography
Shinsuke Ideguchi, Yuichi Tashiro, Takuya Akahori, Keitaro Takahashi, Dongsu Ryu,
Astrophys. J. 843 (2017) 146, 07/2017, arXiv:1701.00315.

86, Constraining the EoR model parameters with the 21cm bispectrum
Hayato Shimabukuro, Shintaro Yoshiura, Keitaro Takahashi, Shuichiro Yokoyama, Kiyotomo Ichiki,
Monthly Notices of the Royal Astronomical Society 468 (2017) 1542-1550, 06/2017, arXiv:1608.00372.

85, Multitracer technique for galaxy bispectrum - An application to constraints on non-local primordial non-Gaussianities -
Daisuke Yamauchi, Shuichiro Yokoyama and Keitaro Takahashi,
Phys. Rev. D 95 (2017) 063530, 03/2017, arXiv:1611.03590.

84, Anisotropies in the gravitational wave background as a probe of the cosmic string network
Sachiko Kuroyanagi, Keitaro Takahashi, Naoyuki Yonemaru, Hiroki Kumamoto,
Phys. Rev. D 95 (2017) 043531, 02/2017, arXiv:1604.00332.

83, Studying topological structure of 21-cm line fluctuations with 3D Minkowski functionals before reionization
Shintaro Yoshiura, Hayato Shimabukuro, Keitaro Takahashi, Takahiko Matsubara,
Monthly Notices of the Royal Astronomical Society 465 (2017) 394, 02/2017, arXiv:1602.02351.

2016

82, Cosmology with the Square Kilometre Array by SKA-Japan
Yamauchi, Daisuke; Ichiki, Kiyotomo; Kohri, Kazunori; Namikawa, Toshiya; Oyama, Yoshihiko; Sekiguchi, Toyokazu; Shimabukuro, Hayato; Takahashi, Keitaro; Takahashi, Tomo; Yokoyama, Shuichiro; Yoshikawa, Kohji,
PASJ 68 (2016) 2, 12/2016, arXiv:1603.01959.

81, Gravitational waves from a SMBH binary in M87
Naoyuki Yonemaru, Hiroki Kumamoto, Sachiko Kuroyanagi, Keitaro Takahashi and Joseph Silk,
PASJ 68 (2016) 106, 12/2016, arXiv:1601.08082.

80, Rapid Merger of Binary Primordial Black Holes
K. Hayasaki, K. Takahashi, Y. Sendouda and S. Nagataki,
PASJ 68 (2016) 66, 08/2016, arXiv:0909.1738.

79, Expected constraints on models of the epoch of reionization with the variance and skewness in redshifted 21cm-line fluctuations
Kenji Kubota, Shintaro Yoshiura, Hayato Shimabukuro and Keitaro Takahashi,
PASJ 68 (2016) 61, 08/2016, arXiv:1602.02873.

78, Probing primordial non-Gaussianity consistency relation with galaxy surveys
Daisuke Yamauchi and Keitaro Takahashi,
Phys. Rev. D 93 (2016) 123506, 06/2016 arXiv:1509.07585.

77, Performance test of RM CLEAN and its evaluation with chi-square value
Yoshimitsu Miyashita, Shinsuke Ideguchi and Keitaro Takahashi,
PASJ 68 (2016) 44, 06/2016, arXiv:1602.00519.

76, Using rotation measure grids to detect cosmological magnetic fields -- a Bayesian approach
V. Vacca, N. Oppermann, T. Ensslin, J. Jasche, M. Selig, M. Greiner, H. Junklewitz, M. Reinecke, M. Brueggen, E. Carretti, L. Feretti, C. Ferrari, C. A. Hales, C. Horellou, S. Ideguchi, M. Johnston-Hollitt, R. F. Pizzo, H. Roettgering, T. W. Shimwell and K. Takahashi,
Astron. & Astrophys. 591 (2016) A13, 06/2016, arXiv:1509.00747.

75, 21cm-line bispectrum as method to probe Cosmic Dawn and Epoch of Reionization
Hayato Shimabukuro, Shintaro Yoshiura, Keitaro Takahashi, Shuichiro Yokoyama and Kiyotomo Ichiki,
Monthly Notices of the Royal Astronomical Society 458 (2016) 3003-3011, 05/2016, arXiv:1507.01335.

2015

74, X-raying extended emission and rapid decay of short gamma-ray bursts
Yasuaki Kagawa, Daisuke Yonetoku, Tatsuya Sawano, Asuka Toyanago, Takashi Nakamura and Keitaro Takahashi, Kazumi Kashiyama and Kunihito Ioka,
Astrophys. J. 811 (2015) 4, 09/2015, arXiv:1506.02359.

73, Sensitivity for 21cm Bispectrum from Epoch of Reionization
Shintaro Yoshiura, Hayato Shimabukuro, Keitaro Takahashi, Rieko Momose, Hiroyuki Nakanishi and Hiroshi Imai,
Monthly Notices of the Royal Astronomical Society 451 (2015) 266-274, 07/2015, arXiv:1412.5279.

72, Studying 21cm power spectrum with one-point statistics
Hayato Shimabukuro, Shintaro Yoshiura, Keitaro Takahashi, Shuichiro Yokoyama and Kiyotomo Ichiki,
Monthly Notices of the Royal Astronomical Society 451 (2015) 467-474, 07/2015, arXiv:1412.3332.

71, Magnetic Field Spectrum at Cosmological Recombination Revisited
Shohei Saga, Kiyotomo Ichiki, Keitaro Takahashi and Naoshi Sugiyama,
Phys. Rev. D 91 (2015) 123510, 06/2015, arXiv:1504.03790.

70, COMPARISON OF ALGORITHMS FOR DETERMINATION OF ROTATION MEASURE AND FARADAY STRUCTURE I. 1100 - 1400 MHZ
X. H. Sun, L. Rudnick, Takuya Akahori, C. S. Anderson, M. R. Bell, J. D. Bray, J. S. Farnes, S.Ideguchi, K. Kumazaki, T. O’Brien, S. P. O’Sullivan, A. M. M. Scaife, R. Stepanov,7, J. Stil, K. Takahashi, R. J. van Weeren, M. Wolleben,
Astron. J. 149 (2015) 60, 02/2015, arXiv:1409.4151

2014

69, Constraining primordial non-Gaussianity via multi-tracer technique with Euclid and SKA
D. Yamauchi, K. Takahashi and M. Oguri,
Phys. Rev. D 90 (2014) 083520, 10/2014 arXiv:1407.5453.

68, Faraday Dispersion Functions of Galaxies
S. Ideguchi, Y. Tashiro, T. Akahori, K. Takahashi and D. Ryu,
Astrophys. J. 792 (2014) 51, 09/2014, arXiv:1407.0098

67, Short Gamma Ray Burst Formation Rate from BATSE data using E_p-L_p correlation and the minimum gravitational wave event rate of coalescing compact binary
D. Yonetoku, T. Nakamura, K. Takahashi and A. Toyanago,
Astrophys. J. 789 (2014) 65, 06/2014 arXiv:1402.5463.

66, Exploring the Intergalactic Magnetic Field by Means of Faraday Tomography
T. Akahori, K. Kumazaki, K. Takahashi and D. Ryu,
PASJ 66 (2014) 65, 06/2014, arXiv:1403.0325.

65, Properties of Intrinsic Polarization Angle Ambiguities in Faraday Tomography
K. Kumazaki, T. Akahori, S. Ideguchi, T. Kurayama and K. Takahashi,
PASJ 66 (2014) 61, 06/2014, arXiv:1402.0612.

64, CMB ISW-lensing bispectrum from cosmic strings
D. Yamauchi, Y. Sendouda and K. Takahashi,
JCAP 02 (2014) 041, 02/2014, arXiv:1309.5528.

63, Fisher Analysis on Wide-Band Polarimetry for Probing the Intergalactic Magnetic Field
S. Ideguchi, K. Takahashi, T. Akahori, K. Kumazaki and D. Ryu,
PASJ 66 (2014) 5, 02/2014, arXiv:1308.5696.

2013

62, Constraints on the multi-lognormal magnetic fields from the observations of the cosmic microwave background and the matter power spectrum
D. G. Yamazaki, K. Ichiki and K. Takahashi,
Phys. Rev. D 88 (2013) 103011, 11/2013, arXiv:1311.2584

61, Type-I cosmic string network
T. Hiramatsu, Y. Sendouda, K. Takahashi, D. Yamauchi and C. Yoo,
Phys. Rev. D 88 (2013) 085021, 10/2013, arXiv:1307.0308.

60, Lower Bounds on Magnetic Fields in Intergalactic Voids from Long-Term GeV-TeV Light Curves of the Blazar Mrk 421
K. Takahashi, M. Mori, K. Ichiki, S. Inoue and H. Takami,
Astrophys. J. 771 (2013) L42, 07/2013, arXiv:1303.3069.

59, Possible existence of Ep-Lp and Ep-Eiso correlations for Short Gamma-Ray Bursts with a factor 5 to 100 dimmer than those for Long Gamma-Ray Bursts
R. Tsutsui, D. Yonetoku, T. Nakamura, K. Takahashi and Y. Morihara,
Monthly Notices of the Royal Astronomical Society 431 (2013) 1398-1404, 05/2013, arXiv:1208.0429.

58, Identifying Subclasses of Long Gamma-Ray Bursts with Cumulative Light Curve Morphology of Prompt Emissions
R. Tsutsui, T. Nakamura, D. Yonetoku, K. Takahashi and Y. Morihara,
PASJ 65 (2013) 3, 02/2013, arXiv:1201.2763.

57, Femto-lensing due to a Cosmic String
C. Yoo, R. Saito, Y. Sendouda, K. Takahashi and D. Yamauchi,
PTEP 2013 (2013) 013E01, 01/2013 arXiv:1209.0903.

56, Forecast constraints on cosmic strings from future CMB, pulsar timing and gravitational wave direct detection experiments
S. Kuroyanagi, K. Miyamoto, T. Sekiguchi, K. Takahashi and J. Silk,
Phys. Rev. D 87 (2013) 023522, 01/2013, arXiv:1210.2829.

2012

55, Primordial magnetic fields with X-ray and S-Z cluster surveys
H. Tashiro, K. Takahashi and K. Ichiki,
Monthly Notices of the Royal Astronomical Society 424 (2012) 927-932, 08/2012 arXiv:1010.4407.

54, Forecast constraints on cosmic string parameters from gravitational wave direct detection experiments
S. Kuroyanagi, K. Miyamoto, T. Sekiguchi, K. Takahashi and J. Silk,
Phys. Rev. D 86 (2012) 023503, 07/2012, arXiv:1202.3032.

53, Stochastic Gravitational Wave Background originating from Halo Mergers
T. Inagaki, K. Takahashi and N. Sugiyama,
Phys. Rev. D 85 (2012) 104051, 05/2012, arXiv:1204.1439.

52, Weak lensing of CMB by cosmic (super-)strings
D. Yamauchi, K. Takahashi, Y. Sendouda and C. Yoo,
Phys. Rev. D 85 (2012) 103515, 05/2012, arXiv:1110.0556.

51, Constraint on the primordial vector mode and its magnetic field generation from seven-year Wilkinson Microwave Anisotropy Probe Observations
K. Ichiki, K. Takahashi and N. Sugiyama,
Phys. Rev. D 85 (2012) 043009, 02/2012, arXiv:1112.4705.

50, Lower Bounds on Intergalactic Magnetic Fields from Simultaneously Observed GeV-TeV Light Curves of the Blazar Mkn 501
K. Takahashi, M. Mori, K. Ichiki and S. Inoue,
Astrophys. J. 744 (2012) L7, 01/2012, arXiv:1103.3835.

2011

49, Effects of Primordial Magnetic Field with Log-normal Distribution on Cosmic Microwave Background
D. G. Yamazaki, K. Ichiki and K. Takahashi,
Phys. Rev. D 84 (2011) 123006, 12/2011, arXiv:1112.6084.

48, Primordial magnetic fields generated by the non-adiabatic fluctuations at pre-recombination era
S. Maeda, K. Takahashi and K. Ichiki,
JCAP 1111:045 (2011), 11/2011, arXiv:1109.0691.

47, The Improved Ep-TL-Lp Diagram and a Robust Regression Method
R. Tsutsui, T. Nakamura, D. Yonetoku, T. Murakami, Y. Morihara and K. Takahashi,
PASJ 63 (2011) 741-753, 08/2011, arXiv:1106.5373.

46, Cosmic microwave background bispectrum of tensor passive modes induced from primordial magnetic fields
M. Shiraishi, D. Nitta, S. Yokoyama, K. Ichiki and K. Takahashi,
Phys. Rev. D83 (2011) 123003, 06/2011, arXiv:1103.4103.

45, Computation approach for CMB bispectrum from primordial magnetic fields
M. Shiraishi, D. Nitta, S. Yokoyama, K. Ichiki and K. Takahashi,
Phys. Rev. D83 (2011) 123523, 06/2011, arXiv:1101.5287.

44, CMB Bispectrum from Primordial Scalar, Vector and Tensor non-Gaussianities
M. Shiraishi, D. Nitta, S. Yokoyama, K. Ichiki and K. Takahashi,
Prog. Theor. Phys. 125 (2011) 795-813, 04/2011, arXiv:1012.1079.

43, Probing Early Cosmic Magnetic Fields through Pair Echos from High-Redshift GRBs
K. Takahashi, S. Inoue, K. Ichiki and T. Nakamura,
Monthly Notices of the Royal Astronomical Society 410 (2011) 2741-2748, 02/2011, arXiv:1007.5363.

2010

42, Systematic Study of Gravitational Waves from Galaxy Merger
T. Inagaki, K. Takahashi, S. Masaki and N. Sugiyama,
Phys. Rev. D 82 (2010) 124007, 12/2010, arXiv:1011.5554.

41, CMB Bispectrum of Vector Modes Induced from Primordial Magnetic Fields
M. Shiraishi, D. Nitta, S. Yokoyama, K. Ichiki and K. Takahashi,
Phys. Rev. D 82 (2010) 121302, 12/2010, arXiv:1009.3632.

40, Possible Origins of Dispersion of the Peak Energy--Brightness Correlations of Gamma-Ray Bursts
D. Yonetoku, T. Murakami, R. Tsutsui, T. Nakamura and K. Takahashi,
PASJ 62 (2010) 1495-1507, 12/2010, arXiv:1201.2745.

39, Analytic formulae of the CMB bispectra generated from non-Gaussianity in the tensor and vector perturbations
M. Shiraishi, S. Yokoyama, D. Nitta, K. Ichiki and K. Takahashi,
Phys. Rev. D 82 (2010) 103505, 11/2010, arXiv:1003.2096.

38. Can we probe the Lorentz factor of gamma-ray bursts from GeV-TeV spectra integrated over internal shocks?
J. Aoi, K. Murase, K. Takahashi, K. Ioka and S. Nagataki,
Astrophys. J. 722 (2010) 440-451, 10/2010, arXiv:0904.4878.

37, Analytical model for CMB temperature angular power spectrum from cosmic (super-)strings
D. Yamauchi, K. Takahashi, Y. Sendouda, C. Yoo and M. Sasaki,
Phys. Rev. D 82 (2010) 063518, 09/2010, arXiv:1006.0687.

36, Skewness in CMB temperature fluctuations from curved cosmic (super-)strings
D. Yamauchi, Y. Sendouda, C. Yoo, K. Takahashi, A. Naruko and M. Sasaki,
JCAP 1005:033 (2010), 05/2010, arXiv:1004.0600.

2009

35, Non-Gaussianity in Cosmic Microwave Background Temperature Fluctuations from Cosmic (Super-)Strings
K. Takahashi, A. Naruko, Y. Sendouda, D. Yamauchi, C. Yoo and M. Sasaki,
JCAP 0910:003 (2009), 10/2009, arXiv:0811.4698.

34, Cosmological Constraints from calibrated Yonetoku and Amati relation implies Fundamental plane of Gamma-ray bursts
R. Tsutsui, T. Nakamura, D. Yonetoku, T. Murakami, Y. Kodama and K. Takahashi,
JCAP 0908:015 (2009), 08/2009, arXiv:0810.1870.

33, Possible Effects of Pair Echos on Gamma-Ray Burst Afterglow Emission
K. Murase, B. Zhang, K. Takahashi and S. Nagataki,
Monthly Notices of the Royal Astronomical Society 396 (2009) 1825-1832, 07/2009, arXiv:0812.0124.

32, Constraints on $w_0$ and $w_a$ of Dark Energy from High Redshift Gamma Ray Bursts
R. Tsutsui, T. Nakamura, D. Yonetoku, T. Murakami, S. Tanabe, Y. Kodama and K. Takahashi,
Monthly Notices of the Royal Astronomical Society Letter 394 (2009) L31-L35, 03/2009, arXiv:0807.2911.

2008

31, Detectability of Pair Echos from Gamma-Ray Bursts and Intergalactic Magnetic Fields
K. Takahashi, K. Murase, K. Ichiki, S. Inoue and S. Nagataki,
Astrophys. J. 687 (2008) L5-L8, 11/2008, arXiv:0806.2825.

30, Probing Intergalactic Magnetic Fields in the GLAST Era through Pair Echo Emission from TeV Blazars
K. Murase, K. Takahashi, S. Inoue, K. Ichiki and S. Nagataki,
Astrophys. J. 686 (2008) L67-L70, 10/2008, arXiv:0806.2829.

29, Probing the Nature of the Weakest Intergalactic Magnetic Fields with the High Energy Emission of Gamma-Ray Bursts
K. Ichiki, S. Inoue and K. Takahashi,
Astrophys. J. 682 (2008) 127-134, 07/2008, arXiv:0711.1589.

28, Electromagnetic Properties of the Early Universe
K. Takahashi, K. Ichiki and N. Sugiyama,
Phys. Rev. D 77 (2008) 124028, 06/2008, arXiv:0710.4620.

2007

27, Gravitational Wave Spectrum Induced by Primordial Scalar Perturbations
D. Baumann, K. Ichiki, P. J. Steinhardt and K. Takahashi,
Phys. Rev. D76 (2007) 084019, 10/2007, hep-th/0703290.

26, Cosmological magnetic fields from nonlinear effects
T. Kobayashi, R. Maartens, T. Shiromizu and K. Takahashi,
Phys. Rev. D 75 (2007) 103501, 05/2007, astro-ph/0701596.

2006

25, Gravitational lensing of distant gamma-ray bursts mimics evolving dark energy
M. Oguri and K. Takahashi,
Phys. Rev. D 73 (2006) 123002, 06/2006, astro-ph/0604476.

24. Explosion Mechanism, Neutrino Burst, and Gravitational Wave in Core-Collapse Supernovae
K. Kotake, K. Sato and K. Takahashi,
Rept. Prog. Phys. 69 (2006) 971-1144, 04/2006, astro-ph/0509456.

23, Cosmological Magnetic Field: A Fossil of Density Perturbations in the Early Universe
K. Ichiki, K. Takahashi, H. Ohno, H. Hanayama and N. Sugiyama,
Science 311 (2006) 827-829, 02/2006, astro-ph/0603631.

2005

22. Biermann Mechanism in Primordial Supernova Remnant and Seed Magnetic Fields
H. Hanayama, K. Takahashi, K. Kotake, M. Oguri, K. Ichiki and H. Ohno,
Astrophys. J. 633 (2005) 941, 11/2005, astro-ph/0501538.

21, Characterizing a cosmic string with the statistics of string lensing
M. Oguri and K. Takahashi,
Phys. Rev. D 72 (2005) 085013, 10/2005, astro-ph/0509187.

20, Magnetic field generation from cosmological perturbations
K. Takahashi, K. Ichiki, H. Ohno and H. Hanayama,
Phys. Rev. Lett. 95 (2005) 121301, 09/2005, astro-ph/0502283.

19, Gravity is controlled by cosmological constant
Y. Iwashita, T. Shiromizu, K. Takahashi and S. Fujii,
Phys. Rev. D 71 (2005) 083518, 04/2005, hep-th/0503036.

2004

18, Gravity in Randall-Sundrum two D-brane model
T. Shiromizu, K. Takahashi, Y. Himemoto and S. Yamamoto,
Phys. Rev. D 70 (2004) 123524, 12/2004, hep-th/0407268.

17, Acoustic causality in relativistic shells
S. Kinoshita, Y. Sendouda and K. Takahashi,
Phys. Rev. D 70 (2004) 123006, 12/2004, astro-ph/0405149.

16, Asymmetric D-braneworld
K. Takahashi and T. Shiromizu,
Phys. Rev. D 70 (2004) 103507, 11/2004, hep-th/0408043.

15. Randall-Sundrum two D-brane model
T. Shiromizu, Y. Himemoto and K. Takahashi,
Phys. Rev. D 70 (2004) 107303, 11/2004, hep-th/0405071.

14, WMAP Constraints on Decaying Cold Dark Matter
K. Ichiki, M. Oguri and K. Takahashi,
Phys. Rev. Lett. 93 (2004) 071302, 08/2004, astro-ph/0403164.

13, Sunyaev-Zel'dovich power spectrum with decaying cold dark matter
K. Takahashi, M. Oguri and K. Ichiki,
Monthly Notices of the Royal Astronomical Society 352 (2004) 311, 07/2004, astro-ph/0312358.

12, Cosmology and two-body problem of D-branes
K. Takahashi and K. Ichikawa,
Phys. Rev. D 69 (2004) 103506, 05/2004, hep-th/0310142.

11, D-braneworld cosmology II: Higher order corrections
T. Uesugi, T. Shiromizu, T. Torii and K. Takahashi,
Phys. Rev. D 69 (2004) 043511, 02/2004, hep-th/0310059.

2003

10, Supernova Neutrinos, Neutrino Oscillations, and the Mass of the Progenitor Star
K. Takahashi, K. Sato, A. Burrows and T. A. Thompson,
Phys. Rev. D68 (2003) 113009, 12/2003, hep-ph/0306056.

9, Decaying Cold Dark Matter and the Evolution of the Cluster Abundance
M. Oguri, K. Takahashi, H. Ohno and K. Kotake,
Astrophys. J. 597 (2003) 645, 11/2003, astro-ph/0306020.

8, Shock propagation and neutrino oscillation in supernova
K. Takahashi, K. Sato, H. E. Dalhed and J. R. Wilson,
Astroparticle physics 20 (2003) 189, 11/2003, astro-ph/0212195.

7, Exactly solvable model for cosmological perturbations in dilatonic brane worlds
K. Koyama and K. Takahashi,
Phys. Rev. D68 (2003) 103512, 11/2003, hep-th/0307073.

6, Effects of neutrino oscillation on supernova neutrino: inverted mass hierarchy
K. Takahashi and K. Sato,
Prog. Theor. Phys. 109 (2003) 919, 06/2003, hep-ph/0205070.

5, Effective theory for close limit of two branes
T. Shiromizu, K. Koyama and K. Takahashi,
Phys. Rev. D 67 (2003) 104011, 05/2003, hep-th/0212331.

4, Primordial fluctuations in bulk inflaton model
K. Koyama and K. Takahashi,
Phys. Rev. D 67 (2003) 103503, 05/2003, hep-th/0301165.

2002

3, Earth effects on supernova neutrinos and their implications for neutrino parameters
K. Takahashi and K. Sato,
Phys. Rev. D, 66 (2002) 033006, 08/2002, hep-ph/0110105.

2001

2, Effects of Neutrino Oscillation on the Supernova Neutrino Spectrum
K. Takahashi, M. Watanabe, K. Sato and T. Totani,
Phys. Rev. D 64 (2001) 093004, 11/2001, hep-ph/0105204.

1, The Earth Effects on the supernova neutrino spectra
K. Takahashi, M. Watanabe and K. Sato,
Phys. Lett. B 510 (2001) 189, 06/2001, hep-ph/0012354.

unpublished

7, Gamma-Ray Bursts are precise distance indicators similar to Type Ia Supernovae?
R. Tsutsui, T. Nakamura, D. Yonetoku, K. Takahashi and Y. Morihara,
submitted to JCAP, arXiv:1205.2954.

6, Generation of Seed Magnetic Fields in Primordial Supernova Remnants
H. Hanayama, K. Takahashi and K. Tomisaka,
arXiv/0912.2686.

5, Behavior of magnetic fields around the cosmic recombination
K. Takahashi,
arXiv:0804.3578.

4, Magnetic Field Spectrum at Cosmological Recombination
K. Ichiki, K. Takahashi, N. Sugiyama, H. Hanayama and H. Ohno,
astro-ph/0701329.

3, An Analytic Model of Superclusters
M. Oguri, K. Takahashi, K. Ichiki, and H. Ohno,
astro-ph/0410145.

2, Probing dark energy with gamma-ray bursts
K. Takahashi, M. Oguri, K. Kotake and H. Ohno,
astro-ph/0305260.

1, The anisotropy of arrival directions of the cosmic rays around 10^{18} eV and VHE neutrinos
S. Nagataki and K. Takahashi,
astro-ph/0108507.

学位論文

修士論文"超新星ニュートリノとニュートリノ振動"

博士論文"Braneworld and Bulk Fields"

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Keitaro Takahashi