Martin Guttmann

Ferdinand-Braun-Institut — Germany

Physics and Astronomy · Physical Sciences

25h-index1.7kcitations71works2.72yr avg
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Research Topics

GaN-based semiconductor devices and materials(60), Ga2O3 and related materials(42), ZnO doping and properties(26), Photocathodes and Microchannel Plates(15), Semiconductor Quantum Structures and Devices(9)

Publications71 total

Far-UVC micro-LED arrays for efficient light extraction and fiber coupling
Applied Physics Letters·2025· 1 citedOpen Access
Corneal safety assessment of germicidal far UV-C radiation
Scientific Reports·2025Open Access
Analysis of the External Quantum Efficiency of 233 nm Far‐Ultraviolet‐C‐Light Emitting Diodes with Distributed Polarization Doped <i>p</i> ‐AlGaN‐Layers
physica status solidi (RRL) - Rapid Research Letters·2025· 1 citedOpen Access
Modeling the capacitance–voltage characteristics of AlGaN-based UV-C LEDs
Scientific Reports·2025· 1 citedOpen Access
Light Extraction and External Quantum Efficiency of 235 nm Far–Ultraviolet‐C Light‐Emitting Diodes on Single‐Crystal AlN Substrates
physica status solidi (a)·2024· 3 citedOpen Access
Influence of the AlN-sapphire template on the optical polarization and efficiency of AlGaN-based far-UVC micro LED arrays
Semiconductor Science and Technology·2024· 3 citedOpen Access
Analyses of degradation mechanisms in single mode InGaN based laser diodes
2024
Unraveling carrier distribution in far-UVC LEDs by temperature-dependent electroluminescence measurements
Applied Physics Letters·2024· 6 cited
Ultraviolet-B Resonant-Cavity Light-Emitting Diodes with Tunnel Junctions and Dielectric Mirrors
ACS Photonics·2024· 9 citedOpen Access
Gain Characteristics of Optically Pumped UVC Lasers with Wide AlGaN Single‐Quantum‐Well Active Regions
physica status solidi (a)·2024· 8 citedOpen Access
Prospects of far-UVC LED technology
2024
Spatially resolved effects in UV LEDs with relevance for device performance and reliability
2024
Assessing the safety of new germicidal<scp>far‐UVC</scp>technologies
Photochemistry and Photobiology·2023· 39 citedOpen Access
Skin optical properties from 200 to 300 nm support far UV-C skin-safety in vivo
Journal of Photochemistry and Photobiology B Biology·2023· 28 cited
Evaluation of DNA lesions and radicals generated by a 233 nm far-UVC LED in superficial ex vivo skin wounds
Journal of Photochemistry and Photobiology B Biology·2023· 10 cited
The Quest for Ultraviolet Vertical-Cavity Surface-Emitting Lasers
2023
Enhanced light extraction efficiency of far-ultraviolet-C LEDs by micro-LED array design
Applied Physics Letters·2023· 35 citedOpen Access
Impact of Mg-doping on the performance and degradation of AlGaN-based UV-C LEDs
Applied Physics Letters·2023· 16 citedOpen Access
Temperature-dependent electroluminescence of stressed and unstressed InAlGaN multi-quantum well UVB LEDs
Applied Physics Letters·2023· 7 cited
Increased Light Extraction of Thin-Film Flip-Chip UVB LEDs by Surface Texturing
ACS Photonics·2023· 26 citedOpen Access
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Frequent Co-authors

Michael Kneissl(44), Tim Wernicke(42), M. Weyers(20), S. Einfeldt(20), Luca Sulmoni(19), Frank Mehnke(19), Jens Raß(17), Norman Susilo(15), Christian Kühn(15), Johannes Glaab(14), Johannes Enslin(12), Tim Kolbe(11), Neysha Lobo‐Ploch(11), Sylvia Hagedorn(9), Hyun Kyong Cho(9), Jan Ruschel(9), Christoph Reich(8), A. Knauer(8), Mickael Lapeyrade(6), Bernd Witzigmann(6)