Search Results - "Furitsch, Michael"

Substrate Modes of (Al,In)GaN Semiconductor Laser Diodes on SiC and GaN Substrates by Laino, V., Roemer, F., Witzigmann, B., Lauterbach, C., Schwarz, U.T., Rumbolz, C., Schillgalies, M.O., Furitsch, M., Lell, A., Harle, V.

“…In semiconductor laser diodes layers with high refractive index can act as parasitic waveguides and cause severe losses to the optical mode propagating in the…”
Get full text

Influence of ridge geometry on lateral mode stability of (Al,In)GaN laser diodes by Schwarz, Ulrich T., Pindl, Markus, Sturm, Evi, Furitsch, Michael, Leber, Andreas, Miller, Stephan, Lell, Alfred, Härle, Volker

“…Height and width of the ridge forming the laser diode waveguide determine threshold current density and lateral mode stability. We measure the optical…”
Get full text

Measurement of Gain and Device Performance of a 1050-nm Vertical External Cavity Surface Emitting Laser by Haupt, S., Furitsch, M., Lindberg, H., Pietzonka, I., Strauss, U., Bacher, G.

“…In this paper, we measure and analyze the pump power and wavelength dependent gain of an optically pumped infrared 1050-nm vertical external-cavity…”
Get full text

Analysis of the Pump Wavelength Dependence of a 1060-nm VECSEL by Haupt, S., Furitsch, M., Lindberg, H. H., Pietzonka, I., Strauss, U., Bacher, G.

“…We have developed an optically pumped infrared 1060-nm vertical-external-cavity surface-emitting laser for an application as a frequency doubled green laser in…”
Get full text

Vertical-External-Cavity Surface-Emitting Laser With Monolithically Integrated Pump Lasers by Illek, S., Albrecht, T., Brick, P., Lutgen, S., Pietzonka, I., Furitsch, M., Diehl, W., Luft, J., Streubel, K.

“…The monolithic integration of pump lasers and optically pumped vertical-external-cavity surface-emitting lasers is demonstrated. An innovative contacting…”
Get full text

Near-field and far-field dynamics of (Al,In)GaN laser diodes by Schwarz, Ulrich T., Pindl, Markus, Wegscheider, Werner, Eichler, Christoph, Scholz, Ferdinand, Furitsch, Michael, Leber, Andreas, Miller, Stephan, Lell, Alfred, Härle, Volker

“…Near- and far-field dynamics of edge-emitting (Al,In)GaN laser diodes are measured simultaneously with a 100 nm spatial and a 5 ns temporal resolution using a…”
Get full text

Tailored 9xx nm laser bars for fiber coupling by Konig, H., Lauer, C., Gronninger, G., Hein, S., Gomez-Iglesias, A., Furitsch, M., Maric, J., Straussa, U., Kissel, H., Wolf, P., Biesenbach, J.

“…Status on low fill factor 9xx nm laser bars will be presented. Conversion efficiency peaks above 66% and slow axis divergence of less than 7° was reached up to…”
Get full text

Influence of ridge geometry on lateral mode stability of (In/Al)GaN laser diodes by Schwarz, Ulrich T., Pindl, Markus, Sturm, Evi, Furitsch, Michael, Leber, Andreas, Miller, Stephan, Lell, Alfred, Härle, Volker

“…As a contribution to the current intense research efforts on wide band‐gap semiconductor devices which are directed towards the development of commercial blue…”
Get full text

Extra bright high power laser bars by Lauer, Christian, Bachmann, Alexander, Furitsch, Michael, Grossmann, Volker, Gronninger, Gunther, Leisner, Malte, Sporrer, Konrad, Kissel, Heiko, Stoiber, Michael, Biesenbach, Jens, Strauss, Uwe

“…We present improvements of the lateral beam divergence and brightness of gain-guided mini-bars for emission at 976nm at highest brightness levels. The beam…”
Get full text

Facet degradation of (Al,In)GaN laser diodes by Schoedl, Thomas, Schwarz, Ulrich T., Miller, Stephan, Leber, Andreas, Furitsch, Michael, Lell, Alfred, Härle, Volker

“…We study the facet degradation behavior of (Al,In)GaN multiple quantum well laser diodes. Water vapor causes a fast degradation due to facet oxidation of the…”
Get full text

IR lasers optimised for high-temperature operation in frequency-doubled green module for mobile laser projection by Swietlik, T., Lindberg, H., Pietzonka, I., Kuhnelt, M., Lauer, C., Gronninger, G., Schwarz, T., Furitsch, M., Schulz, R., Hofer, T., Strauss, U.

“…The above presented data of a green laser module regarding output power of 100mW based on an 850nm pump laser, 1060nm VECSEL and intra-cavity second-harmonic…”
Get full text

Monolithic integration of pump lasers and a vertical external cavity surface emitting laser (VECSEL) by Illek, S., Brick, P., Diehl, W., Furitsch, M., Lindberg, H., Pietzonka, I.

“…Integration of optically-pumped VECSELs with pump lasers is demonstrated using an innovative contacting scheme. Devices for medium-power green conversion…”
Get full text