Publications of Sachiko Akiyama ordered by citations

A list of publications authored or co-authored by Sachiko Akiyama, derived from the SAO/NASA Astrophysics Data System (ADS) and ordered by the numbers of citations.

Orcid ID: 0000-0002-7281-1166

105	The Solar and Geomagnetic Storms in 2024 May: A Flash Data Report Hayakawa, Hisashi, Ebihara, Yusuke, Mishev, Alexander, Koldobskiy, Sergey, Kusano, Kanya, Bechet, Sabrina, Yashiro, Seiji, Iwai, Kazumasa, Shinbori, Atsuki, Mursula, Kalevi, Miyake, Fusa, Shiota, Daikou, Silveira, Marcos V. D., Stuart, Robert, Oliveira, Denny M., Akiyama, Sachiko, Ohnishi, Kouji, Ledvina, Vincent & Miyoshi, Yoshizumi, 2025, ApJ, 979, 49
81	Extreme Kinematics of the 2017 September 10 Solar Eruption and the Spectral Characteristics of the Associated Energetic Particles Gopalswamy, N., Yashiro, S., Mäkelä, P., Xie, H., Akiyama, S. & Monstein, C., 2018, ApJ, 863, L39
64	The 2012 July 23 Backside Eruption: An Extreme Energetic Particle Event? Gopalswamy, N., Yashiro, S., Thakur, N., Mäkelä, P., Xie, H. & Akiyama, S., 2016, ApJ, 833, 216
51	Unusual Polar Conditions in Solar Cycle 24 and Their Implications for Cycle 25 Gopalswamy, Nat, Yashiro, Seiji & Akiyama, Sachiko, 2016, ApJ, 823, L15
45	Interplanetary Type II Radio Bursts from Wind/WAVES and Sustained Gamma-Ray Emission from Fermi/LAT: Evidence for Shock Source Gopalswamy, Nat, Mäkelä, Pertti, Yashiro, Seiji, Lara, Alejandro, Xie, Hong, Akiyama, Sachiko & MacDowall, Robert J., 2018, ApJ, 868, L19
26	The State of the Heliosphere Revealed by Limb-halo Coronal Mass Ejections in Solar Cycles 23 and 24 Gopalswamy, Nat, Akiyama, Sachiko & Yashiro, Seiji, 2020, ApJ, 897, L1
25	Statistical Relation between Solar Flares and Coronal Mass Ejections with Respect to Sigmoidal Structures in Active Regions Kawabata, Yusuke, Iida, Yusuke, Doi, Takafumi, Akiyama, Sachiko, Yashiro, Seiji & Shimizu, Toshifumi, 2018, ApJ, 869, 99
24	A Sun-to-Earth Analysis of Magnetic Helicity of the 2013 March 17-18 Interplanetary Coronal Mass Ejection Pal, Sanchita, Gopalswamy, Nat, Nandy, Dibyendu, Akiyama, Sachiko, Yashiro, Seiji, Makela, Pertti & Xie, Hong, 2017, ApJ, 851, 123
16	What Do Halo CMEs Tell Us about Solar Cycle 25? Gopalswamy, Nat, Michalek, Grzegorz, Yashiro, Seiji, Mäkelä, Pertti, Akiyama, Sachiko & Xie, Hong, 2023, ApJ, 952, L13
14	Direction-finding Analysis of the 2012 July 6 Type II Solar Radio Burst at Low Frequencies Mäkelä, Pertti, Gopalswamy, Nat & Akiyama, Sachiko, 2018, ApJ, 867, 40
12	Intercycle and Intracycle Variation of Halo CME Rate Obtained from SOHO/LASCO Observations Dagnew, Fithanegest Kassa, Gopalswamy, Nat, Tessema, Solomon Belay, Akiyama, Sachiko, Yashiro, Seiji & Tesfu, Tesfay Yemane, 2020, ApJ, 903, 118
12	The Common Origin of High-energy Protons in Solar Energetic Particle Events and Sustained Gamma-Ray Emission from the Sun Gopalswamy, N., Yashiro, S., Mäkelä, P., Xie, H. & Akiyama, S., 2021, ApJ, 915, 82
12	The Structural Connection between Coronal Mass Ejection Flux Ropes near the Sun and at 1 au Xie, H., Gopalswamy, N. & Akiyama, S., 2021, ApJ, 922, 64
7	Effect of the Heliospheric State on CME Evolution Dagnew, Fithanegest Kassa, Gopalswamy, Nat, Tessema, Solomon Belay, Akiyama, Sachiko & Yashiro, Seiji, 2022, ApJ, 936, 122
7	Interplanetary Type IV Solar Radio Bursts: A Comprehensive Catalog and Statistical Results Mohan, Atul, Gopalswamy, Nat, Kumari, Anshu, Akiyama, Sachiko & G, Sindhuja, 2024, ApJ, 971, 86
7	Interplanetary Magnetic Flux Rope Observed at Ground Level by HAWC Akiyama, S., Alfaro, R., Alvarez, C., Angeles Camacho, J. R., Arteaga-Velázquez, J. C., Arunbabu, K. P., Avila Rojas, D., Ayala Solares, H. A., Belmont-Moreno, E., Caballero-Mora, K. S., Capistrán, T., Carramiñana, A., Casanova, S., Colin-Farias, P., Cotti, U., Cotzomi, J., De la Fuente, E., de León, C., Diaz Hernandez, R., Espinoza, C., Fraija, N., Galván-Gámez, A., Garcia, D., García-González, J. A., Garfias, F., González, M. M., Goodman, J. A., Harding, J. P., Hona, B., Huang, D., Hueyotl-Zahuantitla, F., Hüntemeyer, P., Iriarte, A., Joshi, V., Kieda, D., Kunde, G. J., Lara, A., León Vargas, H., Luis-Raya, G., Malone, K., Martínez-Castro, J., Matthews, J. A., Miranda-Romagnoli, P., Moreno, E., Nayerhoda, A., Nellen, L., Newbold, M., Niembro, T., Nieves-Chinchilla, T., Noriega-Papaqui, R., Pérez-Pérez, E. G., Preisser, L., Rho, C. D., Ryan, J., Salazar, H., Salesa Greus, F., Sandoval, A., Springer, R. W., Torres, I., Ureña-Mena, F., Villaseñor, L. & Zepeda, A., 2020, ApJ, 905, 73
5	Speed and Acceleration of Coronal Mass Ejections Associated with Sustained Gamma-Ray Emission Events Observed by Fermi/LAT Mäkelä, Pertti, Gopalswamy, Nat, Akiyama, Sachiko, Xie, Hong & Yashiro, Seiji, 2023, ApJ, 954, 79
3	Relationship between prominence eruptions and coronal mass ejections during solar cycle 24 Devi, Pooja, Gopalswamy, Nat, Yashiro, Seiji, Akiyama, Sachiko, Chandra, Ramesh & Koleva, Kostadinka, 2025, Journal of Astrophysics and Astronomy, 46, 64
0	Role of CME Clusters and CME-CME Interactions in Producing Sustained γ-Ray Emission Events Mohan, Atul, Mäkelä, Pertti, Gopalswamy, Natchimuthuk, Akiyama, Sachicko & Yashiro, Seiji, 2025, Solar Physics, 300, 133