ultra-high energy / observation site / technology development / relay lens systems / distant high energy showers / ray search / energy engines / transportation / satellite experiments / high energy astronomical phenomena / unprecedented search / energy range / ultra-high-energy cosmic rays / high-energy neutrinos / employed technology / energy determination / high-energy cosmic particle interactions / energy / /
NaturalFeature
island of Hawaii / Mauna Loa / Mauna Kea / /
Organization
Ibaraki Univ. / Galactic Center / National United Univ. / National Taiwan Univ. / University of Hawaii / Toho Univ. / Chiba Univ. / /