Publications of Ryohko Ishikawa

A list of publications authored or co-authored by Ryohko Ishikawa, derived from the SAO/NASA Astrophysics Data System (ADS). The number in brackets after each title indicates the number of citations that the paper has received.

Orcid ID: 0000-0001-8830-0769

List of publications ordered by citations
Number of papers: 20 (refereed: 20)
No. of citations: 576
First author papers: 10 (refereed: 10)

2025

  1. Determining the Magnetic Field of Active Region Plages Using the Whole CLASP2/2.1 Spectral Window [1]
    Afonso Delgado, David, del Pino Alemán, Tanausú, Trujillo Bueno, Javier, Ishikawa, Ryohko, Alsina Ballester, Ernest, McKenzie, David E., Belluzzi, Luca, Bethge, Christian, Kobayashi, Ken, Okamoto, Takenori J., Rachmeler, Laurel A., Song, Donguk, Štěpán, Jiří, de Pontieu, Bart, Kobelski, Adam R., Vigil, Genevieve D., Auchère, Frédéric, Kano, Ryouhei & Winebarger, Amy, ApJ, 991, 164
  2. Determining the Magnetic Field in the Atmosphere of a Solar Active Region Observed by the CLASP2.1 Sounding Rocket Experiment [2]
    Ishikawa, Ryohko, Trujillo Bueno, Javier, McKenzie, David E., Song, Donguk, del Pino Alemán, Tanausú, Alsina Ballester, Ernest, Belluzzi, Luca, Li, Hao, Auchère, Frédéric, Bethge, Christian, De Pontieu, Bart, Kano, Ryouhei, Kobayashi, Ken, Kobelski, Adam R., Okamoto, Takenori J., Rachmeler, Laurel A., Sakao, Taro, Štěpán, Jiří, Vigil, Genevieve D. & Winebarger, Amy, ApJ, 990, 200
  3. Detection of a Magnetic Discontinuity in the Upper Solar Chromosphere Associated with a Coronal Loop Brightening Observed by CLASP2.1 [4]
    Song, Donguk, Ishikawa, Ryohko, McKenzie, David E., Trujillo Bueno, Javier, Auchère, Frédéric, Kano, Ryouhei, Winebarger, Amy, Okamoto, Takenori J., Rachmeler, Laurel A., Kobayashi, Ken, Vigil, Genevieve D., Kobelski, Adam R., Bethge, Christian, Lim, Eun-Kyung, Belluzzi, Luca, Alsina Ballester, Ernest, del Pino Alemán, Tanausú & Štěpán, Jiří, ApJ, 978, 140

2024

  1. Mapping the Longitudinal Magnetic Field in the Atmosphere of an Active Region Plage from the Inversion of the Near-ultraviolet CLASP2.1 Spectropolarimetric Data [5]
    Li, Hao, del Pino Alemán, Tanausú, Trujillo Bueno, Javier, Ishikawa, Ryohko, Alsina Ballester, Ernest, McKenzie, David E., Belluzzi, Luca, Song, Donguk, Okamoto, Takenori J., Kobayashi, Ken, Rachmeler, Laurel A., Bethge, Christian & Auchère, Frédéric, ApJ, 974, 154

2023

  1. Evidence for the Operation of the Hanle and Magneto-optical Effects in the Scattering Polarization Signals Observed by CLASP2 across the Mg II h and k Lines [6]
    Ishikawa, Ryohko, Trujillo Bueno, Javier, Alsina Ballester, Ernest, Belluzzi, Luca, del Pino Alemán, Tanausú, McKenzie, David E., Auchère, Frédéric, Kobayashi, Ken, Okamoto, Takenori J., Rachmeler, Laurel A. & Song, Donguk, ApJ, 945, 125
  2. Tomography of a Solar Plage with the Tenerife Inversion Code [15]
    Li, Hao, del Pino Alemán, Tanausú, Trujillo Bueno, Javier, Ishikawa, Ryohko, Alsina Ballester, Ernest, McKenzie, David E., Auchère, Frédéric, Kobayashi, Ken, Okamoto, Takenori J., Rachmeler, Laurel A. & Song, Donguk, ApJ, 945, 144

2022

  1. Empirical relations between the intensities of Lyman lines of H and He+ [8]
    Gordino, M., Auchère, F., Vial, J.-C., Bocchialini, K., Hassler, D. M., Bando, T., Ishikawa, R., Kano, R., Kobayashi, K., Narukage, N., Trujillo Bueno, J. & Winebarger, A., A&A, 657, A86
  2. Quiet Sun Center to Limb Variation of the Linear Polarization Observed by CLASP2 Across the Mg II h and k Lines [27]
    Rachmeler, L. A., Trujillo Bueno, J., McKenzie, D. E., Ishikawa, R., Auchère, F., Kobayashi, K., Kano, R., Okamoto, T. J., Bethge, C. W., Song, D., Alsina Ballester, E., Belluzzi, L., del Pino Alemán, T., Asensio Ramos, A. Asensio, Yoshida, M., Shimizu, T., Winebarger, A., Kobelski, A. R., Vigil, G. D., De Pontieu, B., Narukage, N., Kubo, M., Sakao, T., Hara, H., Suematsu, Y., Štěpán, J., Carlsson, M. & Leenaarts, J., ApJ, 936, 67
  3. Polarization Accuracy Verification of the Chromospheric LAyer SpectroPolarimeter [8]
    Song, Donguk, Ishikawa, Ryohko, Kano, Ryouhei, McKenzie, David E., Trujillo Bueno, Javier, Auchère, Frédéric, Rachmeler, Laurel A., Okamoto, Takenori J., Yoshida, Masaki, Kobayashi, Ken, Bethge, Christian, Hara, Hirohisa, Shinoda, Kazuya, Shimizu, Toshifumi, Suematsu, Yoshinori, De Pontieu, Bart, Winebarger, Amy, Narukage, Noriyuki, Kubo, Masahito, Sakao, Taro, Asensio Ramos, Andrés, Belluzzi, Luca, Štěpán, Jiří, Carlsson, Mats, del Pino Alemán, Tanausú, Alsina Ballester, Ernest, Vigil, Genevieve D. & Leenaarts, Jorrit, Solar Physics, 297, 135

2021

  1. Mapping solar magnetic fields from the photosphere to the base of the corona [58]
    Ishikawa, Ryohko, Trujillo Bueno, Javier, del Pino Alemán, Tanausú, Okamoto, Takenori J., McKenzie, David E., Auchère, Frédéric, Kano, Ryouhei, Song, Donguk, Yoshida, Masaki, Rachmeler, Laurel A., Kobayashi, Ken, Hara, Hirohisa, Kubo, Masahito, Narukage, Noriyuki, Sakao, Taro, Shimizu, Toshifumi, Suematsu, Yoshinori, Bethge, Christian, De Pontieu, Bart, Sainz Dalda, Alberto, Vigil, Genevieve D., Winebarger, Amy, Alsina Ballester, Ernest, Belluzzi, Luca, Štěpán, Jiří, Ramos, Andrés Asensio, Carlsson, Mats & Leenaarts, Jorrit, Science Advances, 7, eabe8406

2019

  1. Analytical Solution of the Hanle Effect in View of CLASP and Future Polarimetric Solar Studies [0]
    Goto, Motoshi, Ishikawa, Ryohko, Iida, Yusuke & Tsuneta, Saku, Atoms, 7, 55
  2. High-frequency Wave Propagation Along a Spicule Observed by CLASP [9]
    Yoshida, Masaki, Suematsu, Yoshinori, Ishikawa, Ryohko, Okamoto, Takenori J., Kubo, Masahito, Kano, Ryouhei, Narukage, Noriyuki, Bando, Takamasa, Winebarger, Amy R., Kobayashi, Ken, Trujillo Bueno, Javier & Auchère, Frédéric, ApJ, 887, 2

2017

  1. Indication of the Hanle Effect by Comparing the Scattering Polarization Observed by CLASP in the Lyα and Si III 120.65 nm Lines [16]
    Ishikawa, R., Trujillo Bueno, J., Uitenbroek, H., Kubo, M., Tsuneta, S., Goto, M., Kano, R., Narukage, N., Bando, T., Katsukawa, Y., Ishikawa, S., Giono, G., Suematsu, Y., Hara, H., Shimizu, T., Sakao, T., Winebarger, A., Kobayashi, K., Cirtain, J., Champey, P., Auchère, F., Štěpán, J., Belluzzi, L., Asensio Ramos, A., Manso Sainz, R., De Pontieu, B., Ichimoto, K., Carlsson, M. & Casini, R., ApJ, 841, 31
  2. Discovery of Scattering Polarization in the Hydrogen Lyα Line of the Solar Disk Radiation [59]
    Kano, R., Trujillo Bueno, J., Winebarger, A., Auchère, F., Narukage, N., Ishikawa, R., Kobayashi, K., Bando, T., Katsukawa, Y., Kubo, M., Ishikawa, S., Giono, G., Hara, H., Suematsu, Y., Shimizu, T., Sakao, T., Tsuneta, S., Ichimoto, K., Goto, M., Belluzzi, L., Štěpán, J., Asensio Ramos, A., Manso Sainz, R., Champey, P., Cirtain, J., De Pontieu, B., Casini, R. & Carlsson, M., ApJ, 839, L10

2014

  1. Strategy for Realizing High-Precision VUV Spectro-Polarimeter [22]
    Ishikawa, R., Narukage, N., Kubo, M., Ishikawa, S., Kano, R. & Tsuneta, S., Solar Physics, 289, 4727

2013

  1. Birefringence of magnesium fluoride in the vacuum ultraviolet and application to a half-waveplate [22]
    Ishikawa, Ryohko, Kano, Ryouhei, Bando, Takamasa, Suematsu, Yoshinori, Ishikawa, Shin-nosuke, Kubo, Masahito, Narukage, Noriyuki, Hara, Hirohisa, Tsuneta, Saku, Watanabe, Hiroko, Ichimoto, Kiyoshi, Aoki, Kunichika & Miyagawa, Kenta, Applied Optics, 52, 8205

2011

  1. The Relationship between Vertical and Horizontal Magnetic Fields in the Quiet Sun [34]
    Ishikawa, Ryohko & Tsuneta, Saku, ApJ, 735, 74

2010

  1. Three-Dimensional View of Transient Horizontal Magnetic Fields in the Photosphere [66]
    Ishikawa, Ryohko, Tsuneta, Saku & Jurčák, Jan, ApJ, 713, 1310

2009

  1. Comparison of transient horizontal magnetic fields in a plage region and in the quiet Sun [101]
    Ishikawa, R. & Tsuneta, S., A&A, 495, 607

2008

  1. Transient horizontal magnetic fields in solar plage regions [113]
    Ishikawa, R., Tsuneta, S., Ichimoto, K., Isobe, H., Katsukawa, Y., Lites, B. W., Nagata, S., Shimizu, T., Shine, R. A., Suematsu, Y., Tarbell, T. D. & Title, A. M., A&A, 481, L25

Created on Wed Apr 8 04:33:15 2026.