First-authored, refereed papers of Kazumasa Iwai, ordered by citations

A list of first-authored, refereed publications of Kazumasa Iwai, derived from the SAO/NASA Astrophysics Data System (ADS) and ordered by the numbers of citations.

Orcid ID: 0000-0002-2464-5212

28	IPRT/AMATERAS: A New Metric Spectrum Observation System for Solar Radio Bursts Iwai, K., Tsuchiya, F., Morioka, A. & Misawa, H., 2012, Solar Physics, 277, 447
28	Validation of coronal mass ejection arrival-time forecasts by magnetohydrodynamic simulations based on interplanetary scintillation observations Iwai, Kazumasa, Shiota, Daikou, Tokumaru, Munetoshi, Fujiki, Ken'ichi, Den, Mitsue & Kubo, Yûki, 2021, Earth, Planets and Space, 73, 9
25	Development of a coronal mass ejection arrival time forecasting system using interplanetary scintillation observations Iwai, Kazumasa, Shiota, Daikou, Tokumaru, Munetoshi, Fujiki, Ken'ichi, Den, Mitsue & Kubo, Yûki, 2019, Earth, Planets and Space, 71, 39
23	Coronal magnetic field and the plasma beta determined from radio and multiple satellite observations Iwai, Kazumasa, Shibasaki, Kiyoto, Nozawa, Satoshi, Takahashi, Takuya, Sawada, Shinpei, Kitagawa, Jun, Miyawaki, Shun & Kashiwagi, Hirotaka, 2014, Earth, Planets and Space, 66, 149
22	Solar Radio Type-I Noise Storm Modulated by Coronal Mass Ejections Iwai, K., Miyoshi, Y., Masuda, S., Shimojo, M., Shiota, D., Inoue, S., Tsuchiya, F., Morioka, A. & Misawa, H., 2012, ApJ, 744, 167
20	The Brightness Temperature of the Quiet Solar Chromosphere at 2.6 mm Iwai, Kazumasa, Shimojo, Masumi, Asayama, Shinichiro, Minamidani, Tetsuhiro, White, Stephen, Bastian, Timothy & Saito, Masao, 2017, Solar Physics, 292, 22
20	OCTAD-S: digital fast Fourier transform spectrometers by FPGA Iwai, Kazumasa, Kubo, Yûki, Ishibashi, Hiromitsu, Naoi, Takahiro, Harada, Kenichi, Ema, Kenji, Hayashi, Yoshinori & Chikahiro, Yuichi, 2017, Earth, Planets and Space, 69, 95
18	Peak Flux Distributions of Solar Radio Type-i Bursts from Highly Resolved Spectral Observations Iwai, K., Masuda, S., Miyoshi, Y., Tsuchiya, F., Morioka, A. & Misawa, H., 2013, The Astrophysical Journal Letters, 768, L2
18	ALMA Discovery of Solar Umbral Brightness Enhancement at λ = 3 mm Iwai, Kazumasa, Loukitcheva, Maria, Shimojo, Masumi, Solanki, Sami K. & White, Stephen M., 2017, The Astrophysical Journal Letters, 841, L20
18	Observation of the Chromospheric Sunspot at Millimeter Range with the Nobeyama 45 m Telescope Iwai, Kazumasa & Shimojo, Masumi, 2015, ApJ, 804, 48
16	Spectral Structures and Their Generation Mechanisms for Solar Radio Type-I Bursts Iwai, K., Miyoshi, Y., Masuda, S., Tsuchiya, F., Morioka, A. & Misawa, H., 2014, ApJ, 789, 4
16	Chromospheric Sunspots in the Millimeter Range as Observed by the Nobeyama Radioheliograph Iwai, Kazumasa, Koshiishi, Hideki, Shibasaki, Kiyoto, Nozawa, Satoshi, Miyawaki, Shun & Yoneya, Takuro, 2016, ApJ, 816, 91
14	Measurements of Coronal and Chromospheric Magnetic Fields using Polarization Observations by the Nobeyama Radioheliograph Iwai, Kazumasa & Shibasaki, Kiyoto, 2013, Publications of the Astronomical Society of Japan, 65, S14
10	Spectral Structures of Type II Solar Radio Bursts and Solar Energetic Particles Iwai, Kazumasa, Yashiro, Seiji, Nitta, Nariaki V. & Kubo, Yûki, 2020, ApJ, 888, 50
6	Magnetohydrodynamic simulation of coronal mass ejections using interplanetary scintillation data observed from radio sites ISEE and LOFAR Iwai, Kazumasa, Fallows, Richard A., Bisi, Mario M., Shiota, Daikou, Jackson, Bernard V., Tokumaru, Munetoshi & Fujiki, Ken'ichi, 2023, Advances in Space Research, 72, 5328