DFB Lasers Between 760 nm and 16 µm for Sensing Applications

Autor: Lars Hildebrandt, Florian Gerschuetz, Peter Fuchs, Lars Naehle, Wolfgang Zeller, Johannes Koeth

Publikováno v: Sensors, Vol 10, Iss 4, Pp 2492-2510 (2010)

Recent years have shown the importance of tunable semiconductor lasers in optical sensing. We describe the status quo concerning DFB laser diodes between 760 nm and 3,000 nm as well as new developments aiming for up to 80 nm tuning range in this spec

Externí odkaz: https://doaj.org/article/5f2ba4dbf3e24ce18223a2ac53acaccb

Visible GaN laser diodes: from lowest thresholds to highest power levels

Autor: Muhammad Ali, Georg Rossbach, Jelena Ristic, Bernhard Stojetz, Volker Krause, Lars Naehle, Matthias Peter, Markus Baumann, Georg Brüderl, Alfred Lell, Soenke Tautz, Uwe Strauss, Werner Bergbauer, John Brückner, Teresa Wurm, Anne Balck, Harald König, Urs Heine, Christoph Eichler, Sven Gerhard, André Somers, Jan Wagner

Publikováno v: Novel In-Plane Semiconductor Lasers XVIII.

More and more applications are using GaN laser diodes. Visible blue laser devices are well established light sources for converter based business projection of several thousand Lumens. Additional laser-based concepts like near-to-eye projection push

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0f5348c7dd3200f0b54be625b26ad14e
https://doi.org/10.1117/12.2511976

Laser diodes for gas sensing emitting at 3.06 μm at room temperature

Autor: Marc Fischer, Pierre Grech, Yves Rouillard, Aurore Vicet, G. Narcy, Lars Naehle, Sofiane Belahsene, Guilhem Boissier, Johannes Koeth

Publikováno v: IEEE Photonics Technology Letters
IEEE Photonics Technology Letters, Institute of Electrical and Electronics Engineers, 2010, 22 (15), pp.1084-1086. ⟨10.1109/LPT.2010.2049989⟩

Type-I quantum-well laser diodes with an active region constituted of GaInAsSb-AlGaInAsSb are reported. Broad-area lasers have demonstrated a threshold current density of 255 A/cm2 at room temperature. Distributed-feedback lasers have been operated i

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a8b6c3b67b4eb723045bcbb8f2327ba9