Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2019Advances of MOEMS-based external cavity QCLs
Härtelt, Marko; Hugger, Stefan; Butschek, Lorenz; Schilling, Christian; Merten, André; Schwarzenberg, Markus; Dreyhaupt, André; Grahmann, Jan; Rattunde, Marcel; Ostendorf, Ralf
Conference Paper
2019Construction and Characterization of External Cavity Diode Lasers Based on a Microelectromechanical System Device
Hoppe, M.; Jiménez, A.; Rohling, H.; Schmidtmann, S.; Grahmann, J.; Tatenguem, H.; Milde, T.; Schanze, T.; Sacher, J.R.
Journal Article, Conference Paper
2019Quasi-statischer MOEMS-Gitterscanner zum spektralen Durchstimmen eines MIR-Quantenkaskadenlasers
Merten, André; Schroedter, Richard; Dreyhaupt, André; Graßhoff, Thomas; Schwarzenberg, Markus; Hugger, Stefan; Schilling, Christian; Grahmann, Jan; Ostendorf, Ralf
Journal Article
2019Silicone oil damping for quasi-static micro scanners with electrostatic vertical staggered comb drives
Schroedter, Richard; Grahmann, Jan; Janschek, Klaus
Journal Article, Conference Paper
2018Advances in MOEMS technologies for high quality imaging systems
Schenk, H.; Wagner, M.; Grahmann, J.; Merten, A.
Conference Paper
2018Microoptoelectromechanical systems-based external cavity quantum cascade lasers for real-time spectroscopy
Butschek, Lorenz; Hugger, Stefan; Jarvis, Jan-Philip; Härtelt, Marko; Merten, André; Schwarzenberg, Markus; Grahmann, Jan; Stothard, David; Warden, Matthew; Carson, Christoph; Macarthur, John; Fuchs, Frank; Ostendorf, Ralf; Wagner, Joachim
Journal Article
2018Repetitive nonlinear control for linear scanning micro mirrors
Schroedter, R.; Schwarzenberg, M.; Grahmann, J.; Sandner, T.; Janschek, K.
Conference Paper
2018Towards a compact, portable, handheld device for contactless real-time standoff detection of hazardous substances
Carson, Christopher; Macarthur, John; Warden, Matthew; Stothard, David; Butschek, Lorenz; Hugger, Stefan; Jarvis, Jan-Philip; Härtelt, Marko; Ostendorf, Ralf; Merten, André; Schwarzenberg, Markus; Grahmann, Jan; Ratajczyk, Marcin
Conference Paper
2018Translatory MEMS actuator with wafer level vacuum package for miniaturized NIR Fourier transform spectrometers
Sandner, Thilo; Gaumont, Eric; Grasshoff, Thomas; Auböck, Gerald; Kenda, Andreas; Gisler, Thomas; Langa, Sergiu; Herrmann, Andreas; Grahmann, Jan
Conference Paper
2017Miniaturisierte Laserlichtquelle für Infrarotspektroskopie
Merten, A.; Dreyhaupt, A.; Hugger, S.; Butschek, L.; Grahmann, J.; Schwarzenberg, M.; Ostendorf, R.; Jarvis, J.; Härtelt, M.
Conference Paper
2017Real-time spectroscopy enabled by external cavity QCLs with MOEMS diffraction gratings
Butschek, Lorenz; Hugger, Stefan; Jarvis, Jan-Philip; Härtelt, Marko; Merten, André; Grahmann, Jan; Boskovic, Dusan; Fuchs, Frank; Ostendorf, Ralf; Schilling, Christian; Rattunde, Marcel; Wagner, Joachim
Conference Paper
2016Hyperspectral image analysis for standoff trace detection using IR laser spectroscopy
Jarvis, J.P.; Fuchs, F.; Hugger, S.; Ostendorf, R.; Butschek, L.; Yang, Q.; Dreyhaupt, A.; Grahmann, J.; Wagner, J.
Conference Paper
2016MEMS-mirror based trajectory resolution and precision enabled by two different piezoresistive sensor technologies
Grahmann, Jan; Dreyhaupt, André; Drabe, Christian; Schroedter, Richard; Kamenz, Jörg; Sandner, Thilo
Conference Paper
2016MOEMS based scanning grating facilitates miniaturization and tuning speed enhancement of an EC-QCL towards a µEC-QCL for real time spectroscopic sensing
Grahmann, Jan
Conference Paper
2016MOEMS EC-QCL for real-time identification of chemical compounds
Ostendorf, R.; Butschek, L.; Merten, A.; Dreyhaupt, A.; Grahmann, J.; Rattunde, M.; Jarvis, J.; Härtelt, M.; Hugger, S.; Fuchs, F.; Wagner, J.
Conference Paper
2016Real-time spectroscopic sensing using a widely tunable external cavity-QCL with MOEMS diffraction grating
Ostendorf, R.; Butschek, L.; Merten, A.; Grahmann, J.; Jarvis, J.P.; Hugger, S.; Fuchs, F.; Wagner, J.
Conference Paper
2016Recent advances and applications of external Cavity-QCLs towards hyperspectral imaging for standoff detection and real-time spectroscopic sensing of chemicals
Ostendorf, R.; Butschek, L.; Hugger, S.; Fuchs, F.; Yang, Q.; Jarvis, J.; Schilling, C.; Rattunde, M.; Merten, A.; Grahmann, J.; Boskovic, D.; Tybussek, T.; Rieblinger, K.; Wagner, J.
Journal Article
2016Scanning optical MEMS with very high frequencies
Drabe, Christian; Graßhoff, Thomas; Todt, Ulrich; Flemming, André; Sandner, Thilo; Grahmann, Jan
Presentation
2015About stress in filled DRIE-trenches
Kaiser, Bert; Drabe, Christian; Graßhoff, Thomas; Conrad, Holger; Schenk, Harald; Grahmann, Jan
Journal Article
2015Large MOEMS diffraction grating results providing an EC-QCL wavelength scan of 20%
Grahmann, J.; Merten, A.; Herrmann, A.; Ostendorf, R.; Bleh, D.; Drabe, C.; Kamenz, J.
Conference Paper
2015Mikroelektromechanisches System zum Durchstimmen von Lasern
Schenk, Harald; Grahmann, Jan; Wagner, Joachim; Ostendorf, Ralf; Rattunde, Marcel
Patent
2015Widely tuneable quantum cascade lasers for spectroscopic sensing
Wagner, J.; Ostendorf, R.; Grahmann, Jan; Merten, André; Hugger, S.; Jarvis, J.P.; Fuchs, F.; Boskovic, D.; Schenk, Harald
Conference Paper
2014Combining external cavity quantum cascade lasers and MOEMS technology: An approach for miniaturization and fast wavelength scanning
Ambacher, O.; Ostendorf, R.; Bleh, D.; Merten, A.; Grahmann, J.; Schmidt, R.; Kunzer, M.; Hugger, S.; Wagner, J.
Conference Paper
2014Micro mirrors for high-speed laser deflection and patterning
Schenk, Harald; Grahmann, Jan; Sandner, Thilo; Wagner, Michael; Dauderstädt, Ulrike; Schmidt, Jan-Uwe
Conference Paper, Journal Article
2014Tunable external cavity quantum cascade lasers (EC-QCL): An application field for MOEMS based scanning gratings
Grahmann, Jan; Merten, André; Ostendorf, Ralf; Fontenot, Michael; Bleh, Daniela; Schenk, Harald; Wagner, Hans-Joachim
Conference Paper
2012Bi-resonant scanning mirror with piezo-resistive position sensor for WVGA laser projection systems
Drabe, C.; Kallweit, D.; Dreyhaupt, A.; Grahmann, J.; Schenk, H.; Davis, W.
Conference Paper
2012Laser projector solution based on two 1D resonant scanning micromirrors assembled in a low vertical distortion scan head
Grahmann, J.; Wildenhain, M.; Graßhoff, T.; Gerwig, C.; Dallmann, H.-G.; Wolter, A.; Schenk, H.
Conference Paper
2011Integrated piezoresistive position detection for electrostatic driven micro scanning mirrors
Grahmann, J.; Graßhoff, T.; Conrad, H.; Sandner, T.; Schenk, H.
Conference Paper
2009Integrated position sensing for 2D microscanning mirrors using the SOI-device layer as the piezoresistive mechanical-elastic transformer
Grahmann, J.; Conrad, H.; Sandner, T.; Klose, T.; Schenk, H.
Conference Paper