Demonstration of an ultraviolet 336 nm AlGaN multiple-quantum-well laser diode

Harumasa Yoshida, Yoji Yamashita, Masakazu Kuwabara, +1

Applied Physics Letters

PhotonicsPhotoluminescenceEngineeringPhysicsSemiconductor Lasers +12

A 342-nm ultraviolet AlGaN multiple-quantum-well laser diode

Harumasa Yoshida, Yoji Yamashita, Masakazu Kuwabara, +1

Nature Photonics

EngineeringPhysicsQuantum DeviceApplied PhysicsAluminum Gallium Nitride +2

AlGaN-based laser diodes for the short-wavelength ultraviolet region

Harumasa Yoshida, Masakazu Kuwabara, Yoji Yamashita, +3

New Journal of Physics

SemiconductorsWide-bandgap SemiconductorElectrical EngineeringShort Wavelength OpticEngineering +10

A 350-nm-band GaN/AlGaN multiple-quantum-well laser diode on bulk GaN

Masakazu Kuwabara, Yoji Yamashita, Yasufumi Takagi, +2

Applied Physics Letters

Wide-bandgap SemiconductorElectrical EngineeringPulsed OperationEngineeringSapphire Substrates +8

Novel UV devices on high-quality AlGaN using grooved underlying layer

Hirotoshi Tsuzuki, Fumiaki Mori, Kenichiro Takeda, +8

Journal of Crystal Growth

PhotonicsElectrical EngineeringOptical MaterialsEngineeringOptical Properties +5

Radiative and nonradiative recombination in an ultraviolet GaN/AlGaN multiple-quantum-well laser diode

Harumasa Yoshida, Masakazu Kuwabara, Yoji Yamashita, +2

Applied Physics Letters

Wide-bandgap SemiconductorPhotonicsElectrical EngineeringNonradiative RecombinationAuger Recombination +9

High‐performance UV emitter grown on high‐crystalline‐quality AlGaN underlying layer

Hirotoshi Tsuzuki, Fumiaki Mori, Kenichiro Takeda, +9

physica status solidi (a)

Abstract Al 0.25Wide-bandgap SemiconductorElectrical EngineeringUv LdEngineering +8

The current status of ultraviolet laser diodes

Harumasa Yoshida, Masakazu Kuwabara, Yoji Yamashita, +2

physica status solidi (a)

Wide-bandgap SemiconductorPhotonicsElectrical EngineeringShort Wavelength OpticEngineering +9

A 340-nm-band ultraviolet laser diode composed of GaN well layers

Yoji Yamashita, Masakazu Kuwabara, K. Torii, +1

Optics Express

Wide-bandgap SemiconductorPhotonicsElectrical EngineeringRoom TemperatureEngineering +9

Injection efficiency in AlGaN‐based UV laser diodes

Kengo Nagata, Kenichiro Takeda, Yoshinori Oshimura, +12

Physica status solidi. C, Conferences and critical reviews/Physica status solidi. C, Current topics in solid state physics

Electrical EngineeringOptical MaterialsEngineeringPhotoluminescenceSemiconductor Lasers +12