| IPRT/AMATERAS: A new metric spectrum observation system for solar radio bursts K Iwai, F Tsuchiya, A Morioka, H Misawa Solar Physics 277, 447-457, 2012 | 43 | 2012 |
| Development of a coronal mass ejection arrival time forecasting system using interplanetary scintillation observations K Iwai, D Shiota, M Tokumaru, K Fujiki, M Den, Y Kubo Earth, Planets and Space 71, 1-11, 2019 | 27 | 2019 |
| Validation of coronal mass ejection arrival-time forecasts by magnetohydrodynamic simulations based on interplanetary scintillation observations K Iwai, D Shiota, M Tokumaru, K Fujiki, M Den, Y Kubo Earth, Planets and Space 73, 1-10, 2021 | 26 | 2021 |
| Coronal magnetic field and the plasma beta determined from radio and multiple satellite observations K Iwai, K Shibasaki, S Nozawa, T Takahashi, S Sawada, J Kitagawa, ... Earth, Planets and Space 66, 1-10, 2014 | 26 | 2014 |
| OCTAD-S: digital fast Fourier transform spectrometers by FPGA K Iwai, Y Kubo, H Ishibashi, T Naoi, K Harada, K Ema, Y Hayashi, ... Earth, Planets and Space 69, 1-8, 2017 | 22 | 2017 |
| Observation of the chromospheric sunspot at millimeter range with the Nobeyama 45 m telescope K Iwai, M Shimojo The Astrophysical Journal 804 (1), 48, 2015 | 21 | 2015 |
| Measurements of coronal and chromospheric magnetic fields using polarization observations by the Nobeyama Radioheliograph K Iwai, K Shibasaki Publications of the Astronomical Society of Japan 65 (sp1), S14, 2013 | 21 | 2013 |
| Solar radio type-I noise storm modulated by coronal mass ejections K Iwai, Y Miyoshi, S Masuda, M Shimojo, D Shiota, S Inoue, F Tsuchiya, ... The Astrophysical Journal 744 (2), 167, 2011 | 21 | 2011 |
| The brightness temperature of the quiet solar chromosphere at 2.6 mm K Iwai, M Shimojo, S Asayama, T Minamidani, S White, T Bastian, M Saito Solar Physics 292, 1-18, 2017 | 20 | 2017 |
| Chromospheric sunspots in the millimeter range as observed by the Nobeyama Radioheliograph K Iwai, H Koshiishi, K Shibasaki, S Nozawa, S Miyawaki, T Yoneya The Astrophysical Journal 816 (2), 91, 2016 | 20 | 2016 |
| ALMA discovery of solar umbral brightness enhancement at λ= 3 mm K Iwai, M Loukitcheva, M Shimojo, SK Solanki, SM White The Astrophysical Journal Letters 841 (2), L20, 2017 | 19 | 2017 |
| Peak flux distributions of solar radio type-I bursts from highly resolved spectral observations K Iwai, S Masuda, Y Miyoshi, F Tsuchiya, A Morioka, H Misawa The Astrophysical Journal Letters 768 (1), L2, 2013 | 16 | 2013 |
| Spectral structures and their generation mechanisms for solar radio type-I bursts K Iwai, Y Miyoshi, S Masuda, F Tsuchiya, A Morioka, H Misawa The Astrophysical Journal 789 (1), 4, 2014 | 15 | 2014 |
| Spectral structures of type II solar radio bursts and solar energetic particles K Iwai, S Yashiro, NV Nitta, Y Kubo The Astrophysical Journal 888 (1), 50, 2020 | 12 | 2020 |
