Photoluminescence from defect centers in high-purity silica glasses observed under 7.9-eV excitation

Hiroyuki Nishikawa, Taiji Shiroyama, Ryuta Nakamura, +3

Physical review. B, Condensed matter

Luminescence BandsEngineeringLuminescent GlassOptical GlassGlass Material +14

2.7-eV luminescence in as-manufactured high-purity silica glass

Ryoichi Tohmon, Yasushi Shimogaichi, Hiroyasu Mizuno, +3

Physical Review Letters

Materials SciencePhotonicsPhotoluminescenceEngineeringLuminescence Lifetime Measurements +10

Various types of nonbridging oxygen hole center in high-purity silica glass

Shuji Munekuni, Toshihisa Yamanaka, Yasushi Shimogaichi, +4

Journal of Applied Physics

Optical MaterialsEngineeringγ-Ray IrradiationLuminescent GlassOptical Glass +18

Visible photoluminescence from Si clusters in γ-irradiated amorphous SiO2

Hiroyuki Nishikawa, E. Watanabe, Daisuke Ito, +3

Journal of Applied Physics

SemiconductorsMaterials ScienceIi-vi SemiconductorOptical MaterialsEngineering +12

Defects and optical absorption bands induced by surplus oxygen in high-purity synthetic silica

Hiroyuki Nishikawa, Ryoichi Tohmon, Yoshimichi Ohki, +2

Journal of Applied Physics

Optical MaterialsEngineeringLuminescent GlassOptical GlassLaser Applications +16

Generation mechanism of photoinduced paramagnetic centers from preexisting precursors in high-purity silicas

Hiroyuki Nishikawa, Ryuta Nakamura, Ryoichi Tohmon, +4

Physical review. B, Condensed matter

EngineeringOxygen Hole CentersChemistrySilicon On InsulatorGeneration Mechanism +21

Radiation Effects on Pure Silica Core Optical Fibers by γ-Rays: Relation between 2 eV Band and Non-Bridging Oxygen Hole Centers

Kaya Nagasawa, Yutaka Hoshi, Yoshimichi Ohki, +1

Japanese Journal of Applied Physics

Materials SciencePhotonicsOptical MaterialsEngineeringHigh-performance Fiber +12

Relation between the 1.9 eV luminescence and 4.8 eV absorption bands in high-purity silica glass

Ryoichi Tohmon, Yasushi Shimogaichi, Shuji Munekuni, +3

Applied Physics Letters

Optical MaterialsEngineeringLuminescent GlassGlass MaterialOptoelectronic Devices +16

Gamma-Ray-Induced Absorption Bands in Pure-Silica-Core Fibers

Kaya Nagasawa, Manabu Tanabe, Kichinosuke Yahagi

Japanese Journal of Applied Physics

PhotonicsOptical MaterialsEngineeringMultimaterial FiberFiber Structure +9

Improvement of Radiation Resistance of Pure Silica Core Fibers by Hydrogen Treatment

Kaya Nagasawa, Yutaka Hoshi, Yoshimichi Ohki, +1

Japanese Journal of Applied Physics

Materials ScienceFiber ReinforcementOptical MaterialsEngineeringHigh-performance Fiber +6