Akihiko Itagaki

Tsukuba GPS Dense Net Campaign Observation: Improvement in GPS Analysis of Slant Path Delay by Stacking One-way Postfit Phase Residuals

Yoshinori Shoji, Hajime Nakamura, Tetsuya Iwabuchi et al. · Journal of the Meteorological Society of Japan Ser II · 2004 · 70 citations · Full text

Natural Sciences, Earth Sciences, Geophysics +15

A simplified methodology for estimating solar spectral influence on photovoltaic energy yield using average photon energy

Tetsuyuki Ishii, Kenji Otani, Akihiko Itagaki et al. · Energy Science & Engineering · 2013 · 48 citations · Full text

Engineering, Resource Economics, Energy Economics +16

Preparation of meteorological data set throughout Japan for suitable design of PV systems

Akihiko Itagaki, H. Okamura, Masaru Yamada · 3rd World Conference onPhotovoltaic Energy Conversion, 2003. Proceedings of · 2003 · 46 citations

Natural Sciences, Earth Sciences, Meteorology +14

A Methodology for Estimating the Effect of Solar Spectrum on Photovoltaic Module Performance by Using Average Photon Energy and a Water Absorption Band

Tetsuyuki Ishii, Kenji Otani, Akihiko Itagaki et al. · Japanese Journal of Applied Physics · 2012 · 19 citations

Natural Sciences, Earth Sciences, Atmospheric Radiation +16