First high-efficiency and high-resolution (R=80,000) NIR spectroscopy with high-blazed Echelle grating: WINERED HIRES modes
2016, SPIE 9908 990879
Otsubo, Shogo; Ikeda, Yuji; Kobayashi, Naoto; Sukegawa, Takashi; Kondo, Sohei; Hamano, Satoshi; Sameshima, Hiroaki; Fukue, Kei; Yoshikawa, Tomohiro; Nakanishi, Kenshi; Watase, Ayaka; Takenaka, Keiichi; Asano, Akira; Yasui, Chikako; Matsunaga, Noriyuki; Kawakita, Hideyo
VINROUGE: a very compact 2-5μm high-resolution spectrograph with germanium immersion grating
2016, SPIE 9908 990875Z
Arasaki, Takayuki; Kobayashi, Naoto; Ikeda, Yuji; Kondo, Shohei; Sarugaku, Yuki; Kaji, Sayumi; Kawakita, Hideyo
High sensitivity, wide coverage, and high-resolution NIR non-cryogenic spectrograph, WINERED
2016, SPIE 9908 99085Z
Ikeda, Yuji; Kobayashi, Naoto; Kondo, Sohei; Otsubo, Shogo; Hamano, Satoshi; Sameshima, Hiroaki; Yoshikawa, Tomoshiro; Fukue, Kei; Nakanishi, Kenshi; Kawanishi, Takafumi; Nakaoka, Tetsuya; Kinoshita, Masaomi; Kitano, Ayaka; Asano, Akira; Takenaka, Keiichi; Watase, Ayaka; Mito, Hiroyuki; Yasui, Chikako; Minami, Atsushi; Izumu, Natsuko; Yamamoto, Ryo; Mizumoto, Misaki; Arasaki, Takayuki; Arai, Akira; Matsunaga, Noriyuki; Kawakita, Hideyo
Cryogenic performance of high-efficiency germanium immersion grating
2016, SPIE 9906 990637
Sarugaku, Yuki; Ikeda, Yuji; Kaji, Sayumi; Kobayashi, Naoto; Sukegawa, Takashi; Arasaki, Takayuki; Kondo, Sohei; Nakanishi, Kenshi; Yasui, Chikako; Kawakita, Hideyo
Development of a cryogenic FTIR system for measuring very small attenuation coefficients of infrared materials
2016, SPIE 9912 99125Z
Kaji, Sayumi; Sarugaku, Yuki; Ikeda, Yuji; Nakanishi, Kenshi; Kobayashi, Naoto; Kondo, Sohei; Arasaki, Takayuki; Kawakita, Hideyo
A trial production of a large format image slicer unit for a possible future mid-infrared instrument on the TMT
2016, SPIE 9912 99125T
Sakon, Itsuki; Ikeda, Yuji; Nakagawa, Hiroyuki; Tokoro, Hitoshi; Honda, Mitsuhiko; Okamoto, Yoshiko K.; Kataza, Hirokazu; Onaka, Takashi; Chun, Mark R.; Richter, Matthew J.; Packham, Christopher
Near Infrared Diffuse Interstellar Bands Toward the Cygnus OB2 Association
2016, The Astrophysical Journal 821 42
Hamano, Satoshi; Kobayashi, Naoto; Kondo, Sohei; Sameshima, Hiroaki; Nakanishi, Kenshi; Ikeda, Yuji; Yasui, Chikako; Mizumoto, Misaki; Matsunaga, Noriyuki; Fukue, Kei; Yamamoto, Ryo; Izumi, Natsuko; Mito, Hiroyuki; Nakaoka, Tetsuya; Kawanishi, Takafumi; Kitano, Ayaka; Otsubo, Shogo; Kinoshita, Masaomi; Kawakita, Hideyo
Line-depth Ratios in H-band Spectra to Determine Effective Temperatures of G- and K-type Giants and Supergiants
2015, The Astrophysical Journal 812 64
Fukue, Kei; Matsunaga, Noriyuki; Yamamoto, Ryo; Kondo, Sohei; Kobayashi, Naoto; Ikeda, Yuji; Hamano, Satoshi; Yasui, Chikako; Arasaki, Takayuki; Tsujimoto, Takuji; Bono, Giuseppe; Inno, Laura
The Very precise Echelle SpectroPolarimeter on the Araki telescope (VESPolA)
2015, Publications of the Astronomical Society of Japan 67 3 3519
Arasaki, Takayuki; Ikeda, Yuji; Shinnaka, Yoshiharu; Itose, Chisato; Nakamichi, Akika; Kawakita, Hideyo
Machined immersion grating with theoretically predicted diffraction efficiency
2015, Applied Optics 54 16 5193
Ikeda, Yuji; Kobayashi, Naoto; Sarugaku, Yuki; Sukegawa, Takashi; Sugiyama, Shigeru; Kaji, Sayumi; Nakanishi, Kenshi; Kondo, Sohei; Yasui, Chikako; Kataza, Hirokazu; Nakagawa, Takao; Kawakita, Hideyo
Performance Estimation of the Mid-Infrared Camera and Spectrometer Aboard SPICA
2015, Journal of Astronomical Instrumentation 4 1n02 1550001
Kataza, Hirokazu; Sakon, Itsuki; Wada, Takehiko; Sarugaku, Yuki; Fujishiro, Naofumi; Ikeda, Yuji; Mitani, Shinji; Ohyama, Youichi; Kobayashi, Naoto
Near-infrared Diffuse Interstellar Bands in 0.91-1.32 μm
2015, The Astrophysical Journal 800 2 137
Hamano, Satoshi; Kobayashi, Naoto; Kondo, Sohei; Ikeda, Yuji; Nakanishi, Kenshi; Yasui, Chikako; Mizumoto, Misaki; Matsunaga, Noriyuki; Fukue, Kei; Mito, Hiroyuki; Yamamoto, Ryo; Izumi, Natsuko; Nakaoka, Tetsuya; Kawanishi, Takafumi; Kitano, Ayaka; Otsubo, Shogo; Kinoshita, Masaomi; Kobayashi, Hitomi; Kawakita, Hideyo
A Warm Near-Infrared High-Resolution Spectrograph with Very High Throughput (WINERED)
2015, astro-ph(arXiv) 1501.03403
Kondo, Sohei; Ikeda, Yuji; Kobayashi, Naoto; Yasui, Chikako; Mito, Hiroyuki; Fukue, Kei; Nakanishi, Kenshi; Kawanishi, Takafumi; Nakaoka, Tetsuya; Otsubo, Shogo; Kinoshita, Masaomi; Kitano, Ayaka; Hamano, Satoshi; Mizumoto, Misaki; Yamamoto, Ryo; Izumi, Natsuko; Matsunaga, Noriyuki; Kawakita, Hideyo
CRAO: a compact and refractive adaptive-optics
2014, SPIE 9148
Fujishiro, Naofumi; Kitao, Eiji; Shimizu, Tomo; Matsui, Takuya; Ikeda, Yuji; Kawakita, Hideyo; Oya, Shin
A trial production of the image slicer unit for next generation infrared instruments and the assembly of the evaluation system of the pseudo slit image quality
2014, SPIE 9143 4
Sakon, Itsuki; Onaka, Takashi; Kataza, Hirokazu; Okamoto, Yoshihiko, K.; Honda, Mitsuhiko; Tokoro, Hitoshi; Fujishiro, Naofumi; Ikeda, Yuji; Nakagwa, Hiroyuki; Kirino, Okiharu; Mitsui, Kenji; Okada, Norio
ZnSe immersion grating in the short NIR region
2014, SPIE 9151
Ikeda, Yuji; Kobayashi, Naoto; Kuzmenko, Paul; Little, Steve, L.; Mirkarimi, Paul, B.; Alameda, Jennifer, B.; Kaji, Sayumi; Sarugaku, Yuki; Yasui, Chikako; Kondo, Sohei; Fukue, Kei; Kawakita, Hideyo
TMT-AGE: wide field of regard multi-object adaptive optics for TMT
2014, SPIE 9148
Akiyama, Masayuki; Oya, Shin; Ono, Yoshito, H.; Takami, Hideki; Ozaki, Shinobu; Hayano, Yutaka; Iwata, Ikuru; Hane, Kazuhiro; Wu, Tong; Yamamuro, Tomoyasu; Ikeda, Yuji
Infrared Doppler instrument (IRD) for the Subaru telescope to search for Earth-like planets around nearby M-dwarfs
2014, SPIE 9147 14
Kotani, Takayuki; Tamura, Motohide; Suto, Hiroshi; Nishikawa, Jun; Sato, Bun-ei; Aoki, Wako; Usuda, Tomonori; Kurokawa, Takashi; Kashiwagi, Ken; Nishiyama, Shogo; Ikeda, Yuji et al.
Infrared Doppler instrument (IRD) for the Subaru telescope to search for Earth-like planets around nearby M-dwarfs
2014, SPIE 9147
Kotani, Takayuki; Tamura, Motohide; Suto, Hiroshi; Nishikawa, Jun; Sato, Bun-ei; Aoki, Wako; Usuda, Tomonori; Kurokawa, Takashi; Kashiwagi, Ken; Nishiyama, Shogo; Ikeda, Yuji; et al.
The precise measurement of the attenuation coefficients of various IR optical materials applicable to immersion grating
2014, SPIE 9147 38
Kaji, Sayumi; Sarugaku, Yuki; Ikeda, Yuji; Kobayashi, Naoto; Nakanishi, Kenshi; Kondo, Sohei; Yasui, Chikako; Kawakita, Hideyo
The upgrade of a high dispersion spectro-polarimeter, VESPolA: new circular polarimetry mode and extremely high resolution mode
2014, SPIE 9147 88
Arasaki, Takayuki; Ikeda, Yuji; Nakamichi, Akika; Kawakita, Hideyo
The Transient Molecular Envelope in the Outflow of the Nova V2676 Oph during its Early Phase
2014, The Astrophysical Journal Letters 780 L26
Nagashima, Masayoshi; Arai, Akira; Kajikawa, Tomoyo; Kawakita Hideyo; Kitao, Eiji; Arasaki, Takayuki; Taguchi, Gaku; Ikeda, Yuji
A design and trial production of the image slicer unit for the mid-infrared spectrograph
2013, SPIE 8860 0
Sakon, Itsuki; Kataza, Hirokazu; Onaka, Takashi; Fujishiro, Naofumi; Ikeda, Yuji; Tokoro, Hitoshi; Nakagawa, Hiroyuki; Kirino, Okiharu; Mitsui, Kenji; Okada, Norio
Optical low-dispersion spectroscopic observations of Comet 103P/Hartley 2 at Koyama Astronomical Observatory during the EPOXI flyby
2013, Icarus 222 734
Shinnaka, Yoshiharu; Kawakita, Hideyo; Kobayashi, Hitomi; Naka, Chiharu; Arai, Akira; Arasaki, Takayuki; Kitao, Eiji; Taguchi, Gaku; Ikeda, Yuji
Optical and Near-Infrared Observations of Classical Nova V1723 Aql
2013, IAU Symposium 281 121
Nagashima, M.; Arai, A.; Isogai, M.; Arasaki, T.; Kitao, E.; Taguchi, G.; Ikeda, Y.; Kawakita, H.; Yamanaka, M.; Itoh, R.; Sasada, M.; Okushima, T.; Uemura, M.; Kawabata, K. S.; Worters, H. L.; Smits, D. P.
Spectral Features of KT Eri in its Nebular Phase
2013, IAU Symposium 281 119
Arai, Akira; Isoggai, Mizuki; Imamura, Kazuyoshi; Ikeda, Yuji; Arasaki, Takayuki; Kitao, Eiji; Taguchi, Gaku
Reflective coating for near-infrared immersion gratings
2012, SPIE 8450 30
Kuzmenko, Paul J.; Ikeda, Yuji ; Kobayashi, Naoto; Mirkarimi, Paul B.; Alameda, Jennifer B.
Infrared Doppler instrument for the Subaru Telescope (IRD)
2012, SPIE 8446 1
Tamura, M.; Suto, H.; Nishikawa, J.; Kotani, T.; Sato, B.; Aoki, W.; Usuda, T.; Kurokawa, T.; Kashiwagi, K.; Nishiyama, S.; Ikeda, Y.; et al.
Dome flat-field system for 1.3-m Araki Telescope
2012, SPIE 8444 6
Yoshikawa, Tomohiro; Ikeda, Yuji; Fujishiro, Naofumi; Ichizawa, Shunsuke; Arai, Akira; Isogai, Mizuki; Yonehara, Atsunori; Kawakita, Hideyo
Development of CdZnTe immersion grating for spaceborne application
2012, SPIE 8442 57
Sarugaku, Yuki; Ikeda, Yuji; Kobayashi, Naoto; Sukegawa, Takashi; Sugiyama, Shigeru; Enya, Keigo; Kataza, Hirokazu; Matsuhara, Hideo; Nakagawa, Takao; et al.
Recent progress in the development of mid-infrared medium resolution spectrometer (MRS) installed in SPICA/MCS
2012, SPIE 8442 3
Sakon, Itsuki; Kataza, Hirokazu; Onaka, Takashi; Ohsawa, Ryou; Okada, Yoko; Ikeda, Yuji; Fujishiro, Naofumi; Mitsui, Kenji; Okada, Norio
WISH for deep and wide NIR surveys
2012, SPIE 8442 1
Yamada, Toru; Iwata, Ikuru; Ando, Makiko; Doi, Mamoru; Goto, Tomotsugu; Ikeda, Yuji; Imanishi, Masatoshi; Inoue, Akio K.; Iwamura, Satoru; et al.
Mid-infrared camera and spectrometer on board SPICA
2012, SPIE 8442 0
Kataza, Hirokazu; Wada, Takehiko; Sakon, Itsuki; Kobayashi, Naoto; Sarugaku, Yuki; Fujishiro, Naofumi; Ikeda, Yuji; Oyabu, Shinki
Fabrication and current optical performance of a large diamond-machined ZnSe immersion grating
2010, SPIE 7739 142
Ikeda, Yuji Kobayashi, Naoto; Kuzmenko, Paul J.; Little, Steve L.; Yasui, Chikako; Kondo, Sohei; Mito, Hiroyuki; Nakanishi, Kenshi; Sarugaku, Yuki
Progress in the fabrication of a prototype ZnSe immersion grating for the WINERED spectrograph
2010, SPIE 7739 125
Kuzmenko, Paul J.; Little, Steve L.; Ikeda, Yuji; Kobayashi, Naoto
Atmospheric dispersion correction for the Subaru AO system
2010, SPIE 7736 164
Egner, Sebastian; Ikeda, Yuji; Watanabe, Makoto; Hayano, Y.; Golota, T.; Hattori, M.; Ito, M.; Minowa, Y.; Oya, S.; Saito, Y.; Takami, H.; Iye, M.
Optical architecture of mid-infrared instruments (MIRACLE/MIRMES/MIRHES) on board SPICA
2010, SPIE 7731 139
Kataza, Hirokazu; Wada, Takehiko; Ikeda, Yuji Fujishiro, Naofumi; Kobayashi, Naoto; Sakon, Itsuki
WISH: wide-field imaging surveyor at high redshift
2010, SPIE 7731 49
Yamada, Toru; Doi, Mamoru; Goto, Tomotsugu; Ikeda, Yuji; Imanishi, Masatoshi; Inoue, Akio; Iwamura, Satoru; Iwata, Ikuru; Kawai, Nobuyuki; et al.
Conceptual design for the mid-infrared medium-resolution Echelle spectrometer (MIRMES) on the SPICA Mission
2010, SPIE 7731 20
Sakon, Itsuki; Ikeda, Yuji; Fujishiro, Naofumi; Kataza, Hirokazu; Okada, Yoko; Onaka, Takashi
Orbital Elements of the Symbiotic Star Z Andromedae from Optical Linear Polarization During the Quiescent Phase
2010, The Astronomical Journal 140 235
Isogai, M.; Seki, M.; Ikeda, Y.; Akitaya, H.; Kawabata, K. S.
Zinc sulfide and zinc selenide immersion gratings for astronomical high-resolution spectroscopy: evaluation of internal attenuation of bulk materials in the short near-infrared region
2009, Optical Engineering, 48, 8
Ikeda, Yuji; Kobayashi, Naoto; Kondo, Sohei; Yasui, Chikako; Kuzmenko, Paul J.; Tokoro, Hitoshi; Terada, Hiroshi
High-efficiency silicon immersion grating by electron-beam lithography
2008, SPIE
Ikeda, Yuji; Kobayashi, Naoto; Terada, Hiroshi; Shibayama, Akinori; Ozawa, Akira; Yasui, Chikako; Kondo, Sohei; Pyo, Tae-Soo; and Kawakita, Hideyo
Diamond-machined ZnSe immersion grating for NIR high-resolution spectroscopy
2008, SPIE
Ikeda, Yuji; Kobayashi, Naoto; Kuzmenko, Paul J.; Little, Steve L.; Yasui, Chikako; Kondo, Sohei; Minami, Atsushi; and Motohara, Kentaro
High Resolution Spectrograph Unit (HRU) for the Subaru/IRCS
2008, SPIE
Terada, Hiroshi; Ikeda, Yuji; Kobayashi Naoto; Yasui, Chikako; Pyo, Tae-Soo; Usuda, Tomonori; Hayashi, Masahiko; and Kawakita, Hideyo
Mid-infrared High-resolution Spectrograph for SPICA
2008, SPIE
Kobayashi, Naoto; Ikeda, Yuji; Kawakita, Hideyo; Enya, Keigo; Nakagawa, Takao; Kataza, Hirokazu; Matsuhara, Hideo; Hirahata, Yasuhiro; and Tokoro Hitoshi
Warm infrared Echelle spectrograph (WINERED): testing of optical components and performance evaluation of the optical system
2008, SPIE
Yasui, Chikako; Kondo, Sohei; Ikeda, Yuji; Minami, Atsushi; Motohara, Kentaro; and Kobayashi Naoto
Fabrication and testing of diamond-machined gratings in ZnSe, GaP, and bismuth germanate for the near infrared and visible
2008, SPIE
Kuzmenko, Paul J.; Little, Steve L.; Ikeda, Yuji: and Kobayashi Naoto
Spectropolarimetry of R Coronae Borealis in 1998-2003: discovery of transient polarization at maximum brightness
2007, Astronomical Journal, 134, 1877
Kawabata, K. S., Ikeda, Y., Akitaya, H., Isogai, M., Matsuda, K., Matsumura, M., Nagae, O., and Seki, M.
Polarimetric Imager for Comets, PICO
2007, Publications of the Astronomical Society of Japan, 59, 1
Ikeda, Yuji; Kawakita, Hideyo; Furusho, Reiko; Sato Yusuke; and Kasuga, Toshihiro
Imaging polarimetry of Comet 9P/Tempel before and after the Deep Impact
2007, Icarus 190, 454
Furusho, Reiko; Ikeda, Yuji; Kinoshita, Daisuke; Ip,, Wing-Huen; Kawakita, Hideyo; Kasuga, Toshihiro; Sato, Yusuke; Lin, Hung-Chin; Chang, Ming-Shin; Lin, Zhong-Yi; Watanabe, Jun-ichi
WINERED: optical design of warm infrared echelle spectrograph
2006, SPIE prop., 6219, 150
Yasui, Chikako; Ikeda, Yuji; Kondo, Sohei; Motohara, Kentaro; Kobayashi, Naoto
WINERED: warm high-resolution near-infrared spectrograph
2006, SPIE, 6269, 121
Ikeda, Y., Kobayashi, N., Kondo, S., Yasui, C., Motohara, K., Minami, A.
Optical design and performance of the 12- to 26-μm channel (MIR-L) of the infrared camera on board ASTRO-F
2004, SPIE, 5487, 391
Fujishiro, Naofumi; Matsuhara, Hideo; Ikeda, Yuji; Yamamuro, Tomoyasu; Takeyama, Norihide; Onaka, Takashi; Kataza, Hirokazu; Wada, Takehiko; Uemizu, Kazunori; Sakon, Itsuki; and 6 coauthors
Spectroscopic Diagnostics of Symbiotic Stars. II. Statistical Analyses of Highly Resolved Emission-Line Profiles
2004, Publications of the Astronomical Society of Japan, 56, 353
Ikeda, Yuji; Tamura, Shin'ichi
Polarized Halpha Wings in the Symbiotic Stars AG Draconis and Z Andromedae
2004, The Astrophysical Journal, 604, 357
Ikeda, Yuji; Akitaya, Hiroshi; Matsuda, Kentaro; Homma, Ken'ichi; Seki, Munezo; Kawabata, Koji S.; Hirata, Ryuko; Okazaki, Akira
Development of high resolution spectropolarimeter, LIPS
2003, SPIE, 4843, 437
Ikeda, Yuji; Akitaya, Hiroshi; Matsuda, Kentaro; Kawabata, Koji S.; Seki, Munezo; Hirata, Ryuko; Okazaki, Akira
The Soectro-Polarimetric Approach to the Circumstellar Envelope of Variable Stars
2002, Ph.D thesis, Tohoku University
Ikeda, Yuji
Spectropolarimetric Evidence of Asymmetric Outburst in the Fast NovaV1494 Aquilae
2001, The Astrophysical Journal, 552, 782
Kawabata, K. S.; Akitaya, H.; Hirakata, N.; Hirata, R.; Ikeda, Y.; Isogai,M.; Karube, T.; Kondoh, M.; Matsumura, M.; Nakayama, S.; and 2 coauthors
A photometric and spectroscopic study of the eclipsing symbiotic binary AX Persei
2001, Astronomy & Astrophysics, 367, 199
Skopal, A.; Teodorani, M.; Errico, L.; Vittone, A. A.; Ikeda, Y.; Tamura, S.
Nova V4444 Sagittarii 1999: Spectropolarimetric Evidence for a Preexisting Circumstellar Dust Cloud
2000, The Astrophysical Journal, 540, 429
Kawabata, Koji S.; Hirata, Ryuko; Ikeda, Yuji; Akitaya, Hiroshi; Seki, Munezo; Matsumura, Masafumi; Okazaki, Akira
Spectroscopic Diagnostics of Symbiotic Stars III. Radial Velocity Analyses of HBV 475
2000, Publications of the Astronomical Society of Japan, 52, 589
Ikeda, Yuji; Tamura, Shin'ichi
The spectropolarimetric observations of three outburst objects, CI Camelopardalis, Nova Sagittarii 1998, and U Scorpii
2000, Astronomy & Astrophysics, 355, 256
Ikeda, Y.; Kawabata, K. S.; Akitaya, H.
A New Spectropolarimeter at the Dodaira Observatory
1999, The Publications of the Astronomical Society of the Pacific, 111, 898
Kawabata, Koji S.; Okazaki, Akira; Akitaya, Hiroshi; Hirakata, Nobuyuki; Hirata, Ryuko; Ikeda, Yuji; Kondoh, Masahiro; Masuda, Seiji; Seki, Munezo
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