Search Results - "Schwertfeger, Sven"

Ultra-narrow linewidth DFB-laser with optical feedback from a monolithic confocal Fabry-Perot cavity by Lewoczko-Adamczyk, Wojciech, Pyrlik, Christoph, Häger, Johannes, Schwertfeger, Sven, Wicht, Andreas, Peters, Achim, Erbert, Götz, Tränkle, Günther

“…We present a compact, ultra-narrow-linewidth semiconductor laser based on a 780 nm distributed feedback diode laser optically self-locked to a mode of an…”
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QUICK3$^3$ ‐ Design of a Satellite‐Based Quantum Light Source for Quantum Communication and Extended Physical Theory Tests in Space by Ahmadi, Najme, Schwertfeger, Sven, Werner, Philipp, Wiese, Lukas, Lester, Joseph, Da Ros, Elisa, Krause, Josefine, Ritter, Sebastian, Abasifard, Mostafa, Cholsuk, Chanaprom, Krämer, Ria G., Atzeni, Simone, Gündoğan, Mustafa, Sachidananda, Subash, Pardo, Daniel, Nolte, Stefan, Lohrmann, Alexander, Ling, Alexander, Bartholomäus, Julian, Corrielli, Giacomo, Krutzik, Markus, Vogl, Tobias

“…Modern quantum technologies have matured such that they can now be used in space applications, e.g., long‐distance quantum communication. Here, the design of a…”
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High Data Rate Modulation of High Power 1060-nm DBR Tapered Lasers With Separate Contacts by Adamiec, Pawel, Consoli, Antonio, Tijero, Jose Manuel G., Aguilera, Santiago, Esquivias, Ignacio, Schwertfeger, Sven, Klehr, Andreas, Wenzel, Hans, Sumpf, Bernd, Erbert, Gotz

“…Direct optical modulation at 2.5 Gb/s with amplitude of more than 0.5 W has been demonstrated in single longitudinal mode distributed Bragg reflector tapered…”
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Picosecond Spectral Dynamics of Gain-Switched DFB Lasers by Riecke, S M, Wenzel, H, Schwertfeger, S, Lauritsen, K, Paschke, K, Erdmann, R, Erbert, G

“…We study the generation of picosecond pulses by gain-switching of distributed feedback ridge-waveguide laser diodes. By pumping with short current pulses…”
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Laser driver switching 20 A with 2 ns pulse width using GaN by Liero, Armin, Klehr, Andreas, Schwertfeger, Sven, Hoffmann, Thomas, Heinrich, Wolfgang

“…A GaN-HEMT-based circuit is presented capable of switching 20 A of current with less than about 0.5 ns rise and fall time. This demonstrates the potential of…”
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High-Power Picosecond Pulse Generation Due to Mode-Locking With a Monolithic 10-mm-Long Four-Section DBR Laser at 920 nm by Schwertfeger, S., Klehr, A., Liero, A., Erbert, G., Trankle, G.

“…A 10-mm-long four-section distributed Bragg reflector laser with a double-quantum-well heterostructure at 920 nm was realized. A maximum optical pulse power of…”
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Ultra-narrow linewidth, micro-integrated semiconductor external cavity diode laser module for quantum optical sensors in space by Pyrlik, Christoph, Lewoczko-Adamczyk, Wojciech, Schwertfeger, Sven, Hager, Johannes, Wicht, Andreas, Peters, Achim, Erbert, Gotz, Trankle, Gunther

“…We present an external-cavity-diode-laser for quantum sensor applications based on distributed feedback diode laser with resonant feedback from an external…”
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QUICK$^3$ -- Design of a satellite-based quantum light source for quantum communication and extended physical theory tests in space by Ahmadi, Najme, Schwertfeger, Sven, Werner, Philipp, Wiese, Lukas, Lester, Joseph, Da Ros, Elisa, Krause, Josefine, Ritter, Sebastian, Abasifard, Mostafa, Cholsuk, Chanaprom, Krämer, Ria G, Atzeni, Simone, Gündoğan, Mustafa, Sachidananda, Subash, Pardo, Daniel, Nolte, Stefan, Lohrmann, Alexander, Ling, Alexander, Bartholomäus, Julian, Corrielli, Giacomo, Krutzik, Markus, Vogl, Tobias

“…Advanced Quantum Technologies 7, 2300343 (2024) Modern quantum technologies have matured such that they can now be used in space applications, e.g.,…”
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Compact 1064 nm ps-light source on a micro bench with free adjustable repetition rate and nJ pulse energy by Klehr, Andreas, Liero, Armin, Hoffmann, Thomas, Schwertfeger, Sven, Wenzel, Hans, Erbert, Gotz, Heinrich, Wolfgang, Trankle, Gunther

“…In this paper the authors present a compact module, where ps-light pulses with a free adjustable repetition rate and a pulse energy in the nJ range can be…”
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High power pulse generation from a 10mm long monolithic multi section mode locked semiconductor laser at 920nm by Schwertfeger, Sven, Klehr, Andreas, Fricke, Jorg, Erbert, Gotz, Trankle, Gunther

“…Active and passive mode locking of a four section 10mm long monolithic 920nm DBR laser was investigated. lOps pulses are generated at a repetition rate of 4GHz…”
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Temperature dependence of picosecond pulse spectra of a DFB laser by Riecke, S., Eckhardt, T., Schwertfeger, S., Klehr, A., Wenzel, H., Trankle, G.

“…High-power distributed feedback (DFB) laser diodes are well established for continuous-wave (CW) applications. In this paper, the spectrum of high power DFB…”
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