2015 - 2020 Prediction of solar cycle activity and investigation of its impact on climate
2015 - 2018 Development of a method for reconstruction of cosmic-ray variations using terrestrial carbonate deposits
2013 - 2018 Galactic cosmic rays, heliospheric environment, and the terrestrial climate for the past 40,000 years
2013 - 2017 New development of cosmic-ray dating based on multi-nuclides and multi-principles
2011 - 2012 Determination of absolute ages of annual scale GCR enhancements during the Maunder Minimum based on high precision measurements of radiocarbon content in tree rings
2010 - 2012 An exploratory study of cosmic-ray stratigraphy
2009 - 2010 Long-term variations of solar activity and cosmic rays based on the carbon-14 content in tree rings
Hongyang Xu, Hiroko Miyahara, Kazuho Horiuchi, Hiroyuki Matsuzaki, Xi Zhao, Hailing Gan, Weijun Luo, Michael E. Meadows, Xiangmin Zheng, Limin Zhou. Annual 10Be Record for 1510-1701 CE Obtained From Endogenic Travertine at Baishuitai, China: A New Proxy Record of Annual Solar Activity. Geophysical Research Letters. 2024. 51. 5
Hiroko Miyahara, Kanya Kusano, Ryuho Kataoka, Shin-ichiro Shima, Emile Touber. Response of high-altitude clouds to the galactic cosmic ray cycles in tropical regions. Frontiers in Earth Science. 2023. 11
Mirei Takeyama, Toru Moriya, Hisako Saitoh, Hiroko Miyahara, Fusa Miyake, Motonari Ohyama, Rimi Sato, Rie Shitara, Hirohisa Sakurai, Fuyuki Tokanai. Present status of the YU-AMS system and its operation over the past 10 years. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 2023. 538. 30-35
Hiroko Miyahara, Ayumi Asai, Satoru Ueno. Solar Activity in the Past and Its Impacts on Climate. Solar-Terrestrial Environmental Prediction. 2023. 403-419
Hiroko Miyahara, Fuyuki Tokanai, Toru Moriya, Mirei Takeyama, Hirohisa Sakurai, Motonari Ohyama, Kazuho Horiuchi, Hideyuki Hotta. Recurrent Large-Scale Solar Proton Events Before the Onset of the Wolf Grand Solar Minimum. Geophysical Research Letters. 2022. 49. 5