Zobrazeno 1 - 10
of 403
pro vyhledávání: '"Günther, Tränkle"'
Autor:
Felix Mauerhoff, Oktay Senel, Hans Wenzel, André Maaßdorf, Jos Boschker, Johannes Glaab, Katrin Paschke, Günther Tränkle
Publikováno v:
IET Optoelectronics, Vol 18, Iss 5, Pp 140-145 (2024)
Abstract The authors present continuous wave (CW) high‐power broad area and ridge waveguide lasers with laser emission at 626 nm at room temperature. For this, the authors employ GaAs‐based diode lasers in the AlGaInP system for laser emission at
Externí odkaz:
https://doaj.org/article/af4b5b5307a84cf5bfc34445bd5fa6bb
Autor:
Philipp Hildenstein, David Feise, Felix Mauerhoff, Nils Werner, Katrin Paschke, Günther Tränkle
Publikováno v:
AIP Advances, Vol 13, Iss 2, Pp 025358-025358-9 (2023)
The modulation of light within microscopic devices is the key to designing versatile and powerful photonic integrated circuits (PICs). Contemporary techniques are able to generate a wide range of waveguiding and waveforming elements. They are impleme
Externí odkaz:
https://doaj.org/article/f2d5f24ee93646448332032f9319ff20
Publikováno v:
Electronics Letters, Vol 59, Iss 4, Pp n/a-n/a (2023)
Abstract In this letter, the authors present a monolithic edge emitting diode laser intended as a potential key component for the generation of terahertz radiation in a compact time‐domain spectroscopy system. The 6 mm long multi‐section InGaAsP
Externí odkaz:
https://doaj.org/article/37efdc6484ba43e1a17b424a52683c32
Autor:
Thi Nghiem Vu, Tran Quoc Tien, Bernd Sumpf, Andreas Klehr, Jörg Fricke, Hans Wenzel, Günther Tränkle
Publikováno v:
Applied Sciences, Vol 11, Iss 18, p 8608 (2021)
An all-diode laser-based master oscillator power amplifier (MOPA) configuration for the generation of ns-pulses with high peak power, stable wavelength and small spectral line width is presented. The MOPA emits alternating at two wavelengths in the s
Externí odkaz:
https://doaj.org/article/2fcfef60d3cb46bfa2383f5644061986
Autor:
Florian Korinth, Elmar Schmälzlin, Clara Stiebing, Tanya Urrutia, Genoveva Micheva, Christer Sandin, André Müller, Martin Maiwald, Bernd Sumpf, Christoph Krafft, Günther Tränkle, Martin M. Roth, Jürgen Popp
Publikováno v:
Sensors, Vol 20, Iss 23, p 6723 (2020)
Wide field Raman imaging using the integral field spectroscopy approach was used as a fast, one shot imaging method for the simultaneous collection of all spectra composing a Raman image. For the suppression of autofluorescence and background signals
Externí odkaz:
https://doaj.org/article/1674d596a46c4024981c23fac0688a0a
Autor:
Olaf Brox, Lara Sophie Theurer, Jörg Fricke, André Müller, Hans Wenzel, Jan-Philipp Koester, Andrea Knigge, Bernd Sumpf, Günther Tränkle, Anissa Zeghuzi
Publikováno v:
IEEE Journal of Selected Topics in Quantum Electronics. 28:1-9
We present AlGaAs-based monolithically integrated dual-wavelength lasers and master-oscillator power-amplifiers emitting around 785 nm which combine a near diffraction limited beam quality with single longitudinal mode emission, both achieved over a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::19927160b37e7242d49654766e362526
https://doi.org/10.1109/jstqe.2021.3084344
https://doi.org/10.1109/jstqe.2021.3084344
Autor:
Günther Tränkle, Paul Crump, Mohamed Elattar, Stephan Strohmaier, Stewart McDougall, Stefan Gruetzner, Andre Maaßdorf, Simon Rauch, Carlo Holly, Dominik Martin, Md. Jarez Miah, Michael Ekterai, Matthias M. Karow
Publikováno v:
IEEE Journal of Selected Topics in Quantum Electronics. 28:1-11
Experimental studies into the beam parameter product ( BPP ) of 940–980 nm GaAs-based high-power diode lasers are presented. Such lasers exhibit broadening far field and narrowing near field with increasing bias, with BPP increasing tenfold over th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::637b02f975488847ccece79e2eae021c
https://doi.org/10.1109/jstqe.2021.3095660
https://doi.org/10.1109/jstqe.2021.3095660
Autor:
Christoph Stölmacker, Günther Tränkle, R. Staske, Andre Maabdorf, Paul Crump, K. Häusler, Peter Ressel
Publikováno v:
IEEE Photonics Technology Letters. 33:963-966
Laser diode benches (LDBs) with lasing wavelength of 808 nm were developed, manufactured and endurance-tested for utilization as pump lasers for the Nd:YAG oscillator in the climate satellite MERLIN. The LDBs combine customized TE-polarized GaAs-base
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::19dfcf575a5b211f53f0d2adc97b4d1f
https://doi.org/10.1109/lpt.2021.3099998
https://doi.org/10.1109/lpt.2021.3099998
Autor:
Lara Sophie Theurer, Bernd Sumpf, Martin Maiwald, André Müller, Jörg Fricke, Peter Ressel, Andrea Knigge, Günther Tränkle
Publikováno v:
Applied optics. 61(18)
An experimental comparison between individual and common wavelength-operation of a Y-branch distributed Bragg reflector (DBR) ridge waveguide (RW) laser at 785 nm with an electrically adjustable spectral distance is presented. The dual-wavelength Y-b
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1865d4f942508eab1f97fe042e1038b6
https://pubmed.ncbi.nlm.nih.gov/36256109
https://pubmed.ncbi.nlm.nih.gov/36256109
Publikováno v:
High Power Laser Science and Engineering, Vol 1, Pp 60-67 (2013)
We present a 940 nm quasi-continuous wave semiconductor laser designed as a building block for high-power fiber coupled pump modules. The laser comprises a $400~\mathrm{\mu} \mathrm{m} $ narrow-stripe array mounted on an aluminum nitride substrate us
Externí odkaz:
https://doaj.org/article/7a7869aab01e4f9b8e76a510332b4fab