About HIRAI Hiroaki
About Osaka Prefecture Univ., Osaka, JPN
About KITAYA Yoshiaki
About Osaka Prefecture Univ., Osaka, JPN
About HIRAI Takehiro
About Univ. Tokyo, Tokyo, JPN
About International Journal of Microgravity Science and Application (Web)
About Aircraft
About gravity
About variation
About light source
About culture (biology)
About tungsten halogen lamp
About fluorescent lamp
About light emitting diode
About surface temperature
About irradiance
About outer space
About microgravity
About spectrum
About parabola
About Gravity, Altered
About light emitting diode
About halogen lamp
About fluorescent lamp
About Light sources,lighting apparatus
About Influence on plants
About 航空機
About 放物線
About 飛行
About 重力
About 植物