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High-power semiconductor laser systems at 720nm: tailored laser light delivery for quantum technologies
/en/research/publications/high-power-semiconductor-laser-systems-at-720nm-tailored-laser-light-delivery-for-quantum-technologies
High-power semiconductor laser systems at 720nm: tailored laser light delivery for quantum technologies N. Wernera, S.-A. Seegera, F. Mauerhoffa, P. Hildensteina,…
Miniaturized wavelength stabilized laser module emitting at 619nm
/en/research/publications/miniaturized-wavelength-stabilized-laser-module-emitting-at-619nm
Miniaturized wavelength stabilized laser module emitting at 619nm F. Mauerhoffa, O. Senela, D. Feisea, A. Sahma, T. Schrödera, K. Paschkea …
Vertical GaN-on-Tungsten High Voltage pn-Diodes From Sapphire-Grown GaN Membranes
/en/research/publications/vertical-gan-on-tungsten-high-voltage-pn-diodes-from-sapphire-grown-gan-membranes
In this work, we demonstrate vertical GaN pn-diodes for high voltage applications initially grown and processed on 4" sapphire substrates and then trans- ferred to 4" tungsten substrates to achieve a…
Experimental studies of GaAs-based broad area diode lasers using highly asymmetric epitaxial structures with high modal gain: finding a path to exceeding 80% conversion efficiency at 25°C
/en/research/publications/experimental-studies-of-gaas-based-broad-area-diode-lasers-using-highly-asymmetric-epitaxial-structures-with-high-modal-gain-finding-a-path-to-exceeding-80-conversion-efficiency-at-25c
Experimental studies of GaAs-based broad area diode lasers using highly asymmetric epitaxial structures with high modal gain: finding a path to exceeding 80% conversion efficiency at…
Design study on large-area all-semiconductor PCSELs
/en/research/publications/design-study-on-large-area-all-semiconductor-pcsels
Design study on large-area all-semiconductor PCSELs B. King1, H. Wenzel1, E. Kuhn2, M. Radziunas2, and P. Crump1 1 Ferdinand-Braun-Institut (FBH),…
Compact 1 kW diode laser process head emitting at 780 nm for the efficient direct additive manufacturing of aluminum
/en/research/publications/compact-1-kw-diode-laser-process-head-emitting-at-780-nm-for-the-efficient-direct-additive-manufacturing-of-aluminum
Compact 1 kW diode laser process head emitting at 780 nm for the efficient direct additive manufacturing of aluminum M. Hübnera, S. Arslana, L. Wittenbechera, J. Zendera,…
Monolithic DBR broad-area diode lasers with high conversion efficiency in the 87x–88xnm wavelength range
/en/research/publications/monolithic-dbr-broad-area-diode-lasers-with-high-conversion-efficiency-in-the-87x-88xnm-wavelength-range
Monolithic DBR broad-area diode lasers with high conversion efficiency in the 87x–88xnm wavelength range M. Elattara, H. Wenzela, J. Frickea, P. Della Casaa,…
Performance scaling of high-power diode laser pumps for fusion applications
/en/research/publications/performance-scaling-of-high-power-diode-laser-pumps-for-fusion-applications
Performance scaling of high-power diode laser pumps for fusion applications P. Crumpa and W.E. Fenwickb a Ferdinand-Braun Institut (FBH), 12489 Berlin, Germany b Lawrence…
Monolithically Integrated Active/Passive GaAs Laser Platform Including High-Q Ring Resonators
/en/research/publications/monolithically-integrated-activepassive-gaas-laser-platform-including-high-q-ring-resonators
Integrated ring resonators with high quality factors are of interest for a number of applications such as biosensing and spectroscopy. In the context of integrated laser systems, ring resonators can…
Quantification of losses in bent waveguide distributed Bragg reflector diode lasers at 785 nm
/en/research/publications/quantification-of-losses-in-bent-waveguide-distributed-bragg-reflector-diode-lasers-at-785-nm
Quantification of losses in bent waveguide distributed Bragg reflector diode lasers at 785 nm L.S. Theurer, J.-P. Koester, A. Müller, M. Maiwald, A. Knigge, B. Sumpf,…