Hiroyuki Ikeda - Publications, H-index & Citations

Quasar Luminosity Function at z=7

IF5.8

2024-09-03

OAAI

Miyaji, T.; Bravo-Navarro, B. A.; Diaz Tello, J.; Krumpe, M.; Herrera-Endoqui, M.; Ikeda, H.; Takagi, T.; Oi, N.; Shogaki, A.; Matsuura, S.; Kim, H.; Malkan, M. A.; Hwang, H. S.; Kim, T.; Ishigaki, T.; Hanami, H.; Kim, S. J.; Ohyama, Y.; Goto, T.; Matsuhara, H.

ASTROPHYSICAL JOURNAL LETTERS

IF11.7

2023-06-06

OAAI

Matsuoka, Yoshiki; Onoue, Masafusa; Iwasawa, Kazushi; Strauss, Michael A.; Kashikawa, Nobunari; Izumi, Takuma; Nagao, Tohru; Imanishi, Masatoshi; Akiyama, Masayuki; Silverman, John D.; Asami, Naoko; Bosch, James; Furusawa, Hisanori; Goto, Tomotsugu; Gunn, James E.; Harikane, Yuichi; Ikeda, Hiroyuki; Inayoshi, Kohei; Ishimoto, Rikako; Kawaguchi, Toshihiro; Kikuta, Satoshi; Kohno, Kotaro; Komiyama, Yutaka; Lee, Chien-Hsiu; Lupton, Robert H.; Minezaki, Takeo; Miyazaki, Satoshi; Murayama, Hitoshi; Nishizawa, Atsushi J.; Oguri, Masamune; Ono, Yoshiaki; Oogi, Taira; Ouchi, Masami; Price, Paul A.; Sameshima, Hiroaki; Sugiyama, Naoshi; Tait, Philip J.; Takada, Masahiro; Takahashi, Ayumi; Takata, Tadafumi; Tanaka, Masayuki; Toba, Yoshiki; Wang, Shiang-Yu; Yamashita, Takuji

Combining the CLAUDS and HSC-SSP surveys U plus grizy(+YJHKs) photometry and photometric redshifts for 18M galaxies in the 20 deg2 of the HSC-SSP Deep and ultraDeep fields

Subaru High-z Exploration of Low-luminosity Quasars (SHELLQs). XVI. 69 New Quasars at 5.8 < z < 7.0

IF5.8

2023-02-16

OAAI

Desprez, G.; Picouet, V.; Moutard, T.; Arnouts, S.; Sawicki, M.; Coupon, J.; Gwyn, S.; Chen, L.; Huang, J.; Golob, A.; Furusawa, H.; Ikeda, H.; Paltani, S.; Cheng, C.; Hartley, W.; Hsieh, B. C.; Ilbert, O.; Kauffmann, O. B.; McCracken, H. J.; Shuntov, M.; Tanaka, M.; Toft, S.; Tresse, L.; Weaver, J. R.

ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES

IF8.5

2022-02-28

OAAI

Matsuoka, Yoshiki; Iwasawa, Kazushi; Onoue, Masafusa; Izumi, Takuma; Kashikawa, Nobunari; Strauss, Michael A.; Imanishi, Masatoshi; Nagao, Tohru; Akiyama, Masayuki; Silverman, John D.; Asami, Naoko; Bosch, James; Furusawa, Hisanori; Goto, Tomotsugu; Gunn, James E.; Harikane, Yuichi; Ikeda, Hiroyuki; Ishimoto, Rikako; Kawaguchi, Toshihiro; Kato, Nanako; Kikuta, Satoshi; Kohno, Kotaro; Komiyama, Yutaka; Lee, Chien-Hsiu; Lupton, Robert H.; Minezaki, Takeo; Miyazaki, Satoshi; Murayama, Hitoshi; Nishizawa, Atsushi J.; Oguri, Masamune; Ono, Yoshiaki; Ouchi, Masami; Price, Paul A.; Sameshima, Hiroaki; Sugiyama, Naoshi; Tait, Philip J.; Takada, Masahiro; Takahashi, Ayumi; Takata, Tadafumi; Tanaka, Masayuki; Toba, Yoshiki; Utsumi, Yousuke; Wang, Shiang-Yu; Yamashita, Takuji

The evolution of merger fraction of galaxies at z < 0.6 depending on the star formation mode in the AKARI NEP-Wide Field

Optically detected galaxy cluster candidates in the AKARI North Ecliptic Pole field based on photometric redshift from the Subaru Hyper Suprime-Cam

IF4.8

2021-09-06

OAAI

Kim, Eunbin; Hwang, Ho Seong; Jeong, Woong-Seob; Kim, Seong Jin; Burgarella, Denis; Goto, Tomotsugu; Hashimoto, Tetsuya; Jo, Young-Soo; Lee, Jong Chul; Malkan, Matthew; Pearson, Chris; Shim, Hyunjin; Toba, Yoshiki; Ho, Simon C-C; Santos, Daryl Joe; Ikeda, Hiroyuki; Kim, Helen K.; Miyaji, Takamitsu; Matsuhara, Hideo; Oi, Nagisa; Takagi, Toshinobu; Wang, Ting-Wen

Identification of AKARI infrared sources by the Deep HSC Optical Survey: construction of a new band-merged catalogue in the North Ecliptic Pole Wide field

IF4.8

2021-08-13

OAAI

Huang, Ting-Chi; Matsuhara, Hideo; Goto, Tomotsugu; Santos, Daryl Joe D.; Ho, Simon C-C; Kim, Seong Jin; Hashimoto, Tetsuya; Ikeda, Hiroyuki; Oi, Nagisa; Malkan, Matthew A.; Pearson, William J.; Pollo, Agnieszka; Serjeant, Stephen; Shim, Hyunjin; Miyaji, Takamitsu; Hwang, Ho Seong; Durkalec, Anna; Poliszczuk, Artem; Greve, Thomas R.; Pearson, Chris; Toba, Yoshiki; Lee, Dongseob; Kim, Helen K.; Toft, Sune; Jeong, Woong-Seob; Enokidani, Umi

The Faint End of the Quasar Luminosity Function at z ∼ 5 from the Subaru Hyper Suprime-Cam Survey

IF4.8

2020-12-04

OAAI

Kim, Seong Jin; Oi, Nagisa; Goto, Tomotsugu; Ikeda, Hiroyuki; Ho, Simon C-C; Shim, Hyunjin; Toba, Yoshiki; Hwang, Ho Seong; Hashimoto, Tetsuya; Barrufet, Laia; Malkan, Matthew; Kim, Helen K.; Huang, Ting-Chi; Matsuhara, Hideo; Miyaji, Takamitsu; Pearson, Chris; Serjeant, Stephen; Santos, Daryl Joe D.; Kim, Eunbin; Pollo, Agnieszka; Jeong, Woong-Seob; Wang, Ting-Wen; Momose, Rieko; Takagi, Toshinobu

Extinction-free Census of AGNs in the AKARI/IRC North Ecliptic Pole Field from 23-band infrared photometry from Space Telescopes

IF5.4

2020-11-24

OAAI

Niida, Mana; Nagao, Tohru; Ikeda, Hiroyuki; Akiyama, Masayuki; Matsuoka, Yoshiki; He, Wanqiu; Matsuoka, Kenta; Toba, Yoshiki; Onoue, Masafusa; Kobayashi, Masakazu A. R.; Taniguchi, Yoshiaki; Furusawa, Hisanori; Harikane, Yuichi; Imanishi, Masatoshi; Kashikawa, Nobunari; Kawaguchi, Toshihiro; Komiyama, Yutaka; Shirakata, Hikari; Terashima, Yuichi; Ueda, Yoshihiro

A high redshift population of galaxies at the North Ecliptic Pole Unveiling the main sequence of dusty galaxies

IF4.8

2020-10-01

OAAI

Wang, Ting-Wen; Goto, Tomotsugu; Kim, Seong Jin; Hashimoto, Tetsuya; Burgarella, Denis; Toba, Yoshiki; Shim, Hyunjin; Miyaji, Takamitsu; Hwang, Ho Seong; Jeong, Woong-Seob; Kim, Eunbin; Ikeda, Hiroyuki; Pearson, Chris; Malkan, Matthew; Oi, Nagisa; Santos, Daryl Joe D.; Pollo, Agnieszka; Ho, Simon C-C; Matsuhara, Hideo; On, Alvina Y. L.; Kim, Helen K.; Hsiao, Tiger Yu-Yang; Huang, Ting-Chi

Search for Optically Dark Infrared Galaxies without Counterparts of Subaru Hyper Suprime-Cam in the AKARI North Ecliptic Pole Wide Survey Field

IF5.8

2020-09-22

OAAI

Barrufet, L.; Pearson, C.; Serjeant, S.; Malek, K.; Baronchelli, I; Campos-Varillas, M. C.; White, G. J.; Valtchanov, I; Matsuhara, H.; Conversi, L.; Kim, S. J.; Goto, T.; Oi, N.; Malkan, M.; Kim, H.; Ikeda, H.; Takagi, T.; Toba, Y.; Miyaji, T.

A Wide and Deep Exploration of Radio Galaxies with Subaru HSC (WERGS). III. Discovery of a z=4.72 Radio Galaxy with the Lyman Break Technique

IF5.4

2020-08-10

OAAI

Toba, Yoshiki; Goto, Tomotsugu; Oi, Nagisa; Wang, Ting-Wen; Kim, Seong Jin; Ho, Simon C. -C.; Burgarella, Denis; Hashimoto, Tetsuya; Hsieh, Bau-Ching; Huang, Ting-Chi; Hwang, Ho Seong; Ikeda, Hiroyuki; Kim, Helen K.; Kim, Seongjae; Lee, Dongseob; Malkan, Matthew A.; Matsuhara, Hideo; Miyaji, Takamitsu; Momose, Rieko; Ohyama, Youichi; Oyabu, Shinki; Pearson, Chris; Santos, Daryl Joe D.; Shim, Hyunjin; Takagi, Toshinobu; Ueda, Yoshihiro; Utsumi, Yousuke; Wada, Takehiko

ASTRONOMICAL JOURNAL

IF5.1

2020-07-09

OAAI

Yamashita, Takuji; Nagao, Tohru; Ikeda, Hiroyuki; Toba, Yoshiki; Kajisawa, Masaru; Ono, Yoshiaki; Tanaka, Masayuki; Akiyama, Masayuki; Harikane, Yuichi; Ichikawa, Kohei; Kawaguchi, Toshihiro; Kawamuro, Taiki; Kohno, Kotaro; Lee, Chien-Hsiu; Lee, Kianhong; Matsuoka, Yoshiki; Niida, Mana; Ogura, Kazuyuki; Onoue, Masafusa; Uchiyama, Hisakazu

Subaru High-z Exploration of Low-luminosity Quasars (SHELLQs). X. Discovery of 35 Quasars and Luminous Galaxies at 5.7 ≤ z ≤ 7.0

A Catastrophic Failure to Build a Massive Galaxy around a Supermassive Black Hole at z=3.84

IF5.4

2019-10-03

OAAI

Matsuoka, Yoshiki; Iwasawa, Kazushi; Onoue, Masafusa; Kashikawa, Nobunari; Strauss, Michael A.; Lee, Chien-Hsiu; Imanishi, Masatoshi; Nagao, Tohru; Akiyama, Masayuki; Asami, Naoko; Bosch, James; Furusawa, Hisanori; Goto, Tomotsugu; Gunn, James E.; Harikane, Yuichi; Ikeda, Hiroyuki; Izumi, Takuma; Kawaguchi, Toshihiro; Kato, Nanako; Kikuta, Satoshi; Kohno, Kotaro; Komiyama, Yutaka; Koyama, Shuhei; Lupton, Robert H.; Minezaki, Takeo; Miyazaki, Satoshi; Murayama, Hitoshi; Niida, Mana; Nishizawa, Atsushi J.; Noboriguchi, Akatoki; Oguri, Masamune; Ono, Yoshiaki; Ouchi, Masami; Price, Paul A.; Sameshima, Hiroaki; Schulze, Andreas; Silverman, John D.; Sugiyama, Naoshi; Tait, Philip J.; Takada, Masahiro; Takata, Tadafumi; Tanaka, Masayuki; Tang, Ji-Jia; Toba, Yoshiki; Utsumi, Yousuke; Wang, Shiang-Yu; Yamashita, Takuji

Discovery of the First Low-luminosity Quasar at z > 7

IF5.4

2019-08-22

OAAI

Schramm, M.; Rujopakarn, W.; Silverman, J. D.; Nagao, T.; Schulze, A.; Akiyama, M.; Ikeda, H.; Ohta, K.; Kotilainen, J.

ASTROPHYSICAL JOURNAL LETTERS

IF11.7

2019-02-06

106

OAAI

Matsuoka, Yoshiki; Onoue, Masafusa; Kashikawa, Nobunari; Strauss, Michael A.; Iwasawa, Kazushi; Lee, Chien-Hsiu; Imanishi, Masatoshi; Nagao, Tohru; Akiyama, Masayuki; Asami, Naoko; Bosch, James; Furusawa, Hisanori; Goto, Tomotsugu; Gunn, James E.; Harikane, Yuichi; Ikeda, Hiroyuki; Izumi, Takuma; Kawaguchi, Toshihiro; Kato, Nanako; Kikuta, Satoshi; Kohno, Kotaro; Komiyama, Yutaka; Koyama, Shuhei; Lupton, Robert H.; Minezaki, Takeo; Miyazaki, Satoshi; Murayama, Hitoshi; Niida, Mana; Nishizawa, Atsushi J.; Noboriguchi, Akatoki; Oguri, Masamune; Ono, Yoshiaki; Ouchi, Masami; Price, Paul A.; Sameshima, Hiroaki; Schulze, Andreas; Shirakata, Hikari; Silverman, John D.; Sugiyama, Naoshi; Tait, Philip J.; Takada, Masahiro; Takata, Tadafumi; Tanaka, Masayuki; Tang, Ji-Jia; Toba, Yoshiki; Utsumi, Yousuke; Wang, Shiang-Yu; Yamashita, Takuji

Subaru High-z Exploration of Low-luminosity Quasars (SHELLQs). V. Quasar Luminosity Function and Contribution to Cosmic Reionization at z=6

A Wide and Deep Exploration of Radio Galaxies with Subaru HSC (WERGS). I. The Optical Counterparts of FIRST Radio Sources

IF5.4

2018-12-20

140

OAAI

Matsuoka, Yoshiki; Strauss, Michael A.; Kashikawa, Nobunari; Onoue, Masafusa; Iwasawa, Kazushi; Tang, Ji-Jia; Lee, Chien-Hsiu; Imanishi, Masatoshi; Nagao, Tohru; Akiyama, Masayuki; Asami, Naoko; Bosch, James; Furusawa, Hisanori; Goto, Tomotsugu; Gunn, James E.; Harikane, Yuichi; Ikeda, Hiroyuki; Izumi, Takuma; Kawaguchi, Toshihiro; Kato, Nanako; Kikuta, Satoshi; Kohno, Kotaro; Komiyama, Yutaka; Lupton, Robert H.; Minezaki, Takeo; Miyazaki, Satoshi; Murayama, Hitoshi; Niida, Mana; Nishizawa, Atsushi J.; Noboriguchi, Akatoki; Oguri, Masamune; Ono, Yoshiaki; Ouchi, Masami; Price, Paul A.; Sameshima, Hiroaki; Schulze, Andreas; Shirakata, Hikari; Silverman, John D.; Sugiyama, Naoshi; Tait, Philip J.; Takada, Masahiro; Takata, Tadafumi; Tanaka, Masayuki; Toba, Yoshiki; Utsumi, Yousuke; Wang, Shiang-Yu; Yamashita, Takuji

The mass-metallicity relation of high-z type-2 active galactic nuclei

IF5.4

2018-10-23

OAAI

Yamashita, Takuji; Nagao, Tohru; Akiyama, Masayuki; He, Wanqiu; Ikeda, Hiroyuki; Tanaka, Masayuki; Niida, Mana; Kajisawa, Masaru; Matsuoka, Yoshiki; Nobuhara, Kodai; Lee, Chien-Hsiu; Morokuma, Tomoki; Toba, Yoshiki; Kawaguchi, Toshihiro; Noboriguchi, Akatoki