Hiroyuki Arai

S-Wave Velocity Profiling by Inversion of Microtremor H/V Spectrum

Hiroyuki Arai · Bulletin of the Seismological Society of America · 2004 · 395 citations

Applied Geophysics, Engineering, Seismic Wave +17

Sleep Patterns and Mortality among Elderly Patients in a Geriatric Hospital

K. Manabe, Toshifumi Matsui, Mutsuo Yamaya et al. · Gerontology · 2000 · 138 citations

Characteristics of offset-structure polycrystalline-silicon thin-film transistors

Keiji Tanaka, Hiroyuki Arai, Shigeto Kohda · IEEE Electron Device Letters · 1988 · 136 citations

Semiconductor Technology, Electrical Engineering, Engineering +10

Cerebrospinal Fluid Amyloid β1–42 Levels in the Mild Cognitive Impairment Stage of Alzheimer's Disease

Masahiro Maruyama, Hiroyuki Arai, Mitsunori Sugita et al. · Experimental Neurology · 2001 · 100 citations

Neurodegenerative Diseases, Neuropsychology, Neurobiology Of Disease +9

Cavity-backed wide slot antenna

Jiro Hirokawa, Hiroyuki Arai, N. Goto · IEE Proceedings H Microwaves Antennas and Propagation · 1989 · 90 citations