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Tunable Graphene Phononic Crystal
/en/research/publications/tunable-graphene-phononic-crystal
In the field of phononics, periodic patterning controls vibrations and thereby the flow of heat and sound in matter. Bandgaps arising in such phononic crystals (PnCs) realize low-dissipation…
Sub-THz wireless system with electronic and optoelectronic transmitters
/en/research/publications/sub-thz-wireless-system-with-electronic-and-optoelectronic-transmitters
Sub-THz wireless system with electronic and optoelectronic transmitters C. Paoloni1, R. Basu1, M. Burhenn2, M. Hossain3, D. Heubcsh2, V. Krozer4, T. Le2,…
Narrow spectral linewidth 785 nm DBR tapered lasers with 7 W output power
/en/research/publications/narrow-spectral-linewidth-785-nm-dbr-tapered-lasers-with-7-w-output-power
Narrow spectral linewidth 785 nm DBR tapered lasers with 7 W output power B. Sumpf, L.S. Theurer, M. Maiwald, A. Müller, A. Maaßdorf, J. Fricke,…
Enhanced self-aligned structure for improved lateral brightness in 940nm high-power broad-area diode lasers
/en/research/publications/enhanced-self-aligned-structure-for-improved-lateral-brightness-in-940nm-high-power-broad-area-diode-lasers
Enhanced self-aligned structure for improved lateral brightness in 940nm high-power broad-area diode lasers M. Elattar, O. Brox, P. Della Casa, A. Maaßdorf,…
Single-pass tapered semiconductor optical amplifiers and modules for efficient coherent beam combining
/en/research/publications/single-pass-tapered-semiconductor-optical-amplifiers-and-modules-for-efficient-coherent-beam-combining
Single-pass tapered semiconductor optical amplifiers and modules for efficient coherent beam combining P. Crumpa, G. Blumea, D. Feisea, M. Elattara, A. Ginolasa,…
On the carrier kinetics in Al(In)GaN quantum wells stressed by high current densities
/en/research/publications/on-the-carrier-kinetics-in-alingan-quantum-wells-stressed-by-high-current-densities
On the carrier kinetics in Al(In)GaN quantum wells stressed by high current densities J.W. Tomma, J. Ruschelb, J. Glaabb, F. Mahlera, T. Kolbeb, S. Einfeldtb …
Alternating dual-wavelength second harmonic generation at 532 nm using a Y-branch distributed Bragg reflector diode laser
/en/research/publications/alternating-dual-wavelength-second-harmonic-generation-at-532-nm-using-a-y-branch-distributed-bragg-reflector-diode-laser
Alternating dual-wavelength second harmonic generation at 532 nm using a Y-branch distributed Bragg reflector diode laser A. Müller and B. Sumpf Ferdinand-Braun-Institut gGmbH,…
Epitaxial design progress for high power, efficiency, and brightness in 970 nm broad area lasers
/en/research/publications/epitaxial-design-progress-for-high-power-efficiency-and-brightness-in-970-nm-broad-area-lasers
Epitaxial design progress for high power, efficiency, and brightness in 970 nm broad area lasers A. Boni, S. Arslan, G. Erbert, P. Della Casa, D. Martin, P. Crump …
High-power, high-beam quality miniaturized diode laser module for direct material processing at 980 nm
/en/research/publications/high-power-high-beam-quality-miniaturized-diode-laser-module-for-direct-material-processing-at-980-nm
High-power, high-beam quality miniaturized diode laser module for direct material processing at 980 nm P. Hildenstein1, A. Sahm1, D. Feise1, D. Jedrzejczyk2, K. Paschke1,…
Single mode 660 nm master-oscillator power-amplifier with 500 mW optical output power
/en/research/publications/single-mode-660-nm-master-oscillator-power-amplifier-with-500-mw-optical-output-power
Single mode 660 nm master-oscillator power-amplifier with 500 mW optical output power G. Blume, C. Kaspari, J. Pohl, D. Feise, H. Wenzel, J. Fricke, P. Ressel,…