AlGaN-based deep UV LEDs grown on sputtered and high temperature annealed AlN/sapphire

Norman Susilo, Sylvia Hagedorn, Dominik Jaeger, +11

Applied Physics Letters

Aln/sapphire TemplatesAluminium NitrideOptical MaterialsEngineeringOptical Properties +14

Efficient charge carrier injection into sub-250 nm AlGaN multiple quantum well light emitting diodes

Frank Mehnke, Christian Kühn, Martin Guttmann, +9

Applied Physics Letters

SemiconductorsElectrical EngineeringOptical MaterialsEngineeringSolid-state Lighting +13

Strongly transverse-electric-polarized emission from deep ultraviolet AlGaN quantum well light emitting diodes

Christoph Reich, Martin Guttmann, Martin Feneberg, +10

Applied Physics Letters

Aluminium NitrideOptical MaterialsEngineeringOptical PolarizationOptical Properties +15

Skin tolerant inactivation of multiresistant pathogens using far-UVC LEDs

Johannes Glaab, Neysha Lobo‐Ploch, Hyun Kyong Cho, +19

Scientific Reports

Optical light polarization and light extraction efficiency of AlGaN-based LEDs emitting between 264 and 220 nm

Martin Guttmann, Frank Mehnke, Bettina Belde, +5

Japanese Journal of Applied Physics

Aluminium NitrideOptical MaterialsEngineeringOptical PolarizationOptoelectronic Devices +18

Milliwatt power 233 nm AlGaN-based deep UV-LEDs on sapphire substrates

Neysha Lobo‐Ploch, Frank Mehnke, Luca Sulmoni, +7

Applied Physics Letters

Aluminium NitrideOptical MaterialsEngineeringOptoelectronic DevicesElectronic Devices +17

Improved performance of UVC-LEDs by combination of high-temperature annealing and epitaxially laterally overgrown AlN/sapphire

Norman Susilo, Eviathar Ziffer, Sylvia Hagedorn, +11

Photonics Research

Aluminium NitrideOptical MaterialsHigh-temperature AnnealingEngineeringOptoelectronic Devices +15

Degradation effects of the active region in UV-C light-emitting diodes

Johannes Glaab, Joscha Haefke, Jan Ruschel, +10

Journal of Applied Physics

EngineeringOptoelectronic DevicesDegradation EffectsSemiconductorsElectronic Devices +15

High-power UV-B LEDs with long lifetime

Tim Kolbe, Neysha Lobo‐Ploch, Tim Wernicke, +12

Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE

MOVPE-grown AlGaN-based tunnel heterojunctions enabling fully transparent UVC LEDs

Christian Kühn, Luca Sulmoni, Martin Guttmann, +5

Photonics Research

Uvc LedsWide-bandgap SemiconductorElectrical EngineeringSolid-state LightingEngineering +12