Personal papers Dr. Johannes Koeth

InAs-based distributed feedback interband cascade lasers;
M. Dallner, J. Scheuermann, L. Nähle, M. Fischer, J. Koeth, S. Höfling, M. Kamp, Appl. Phys. Lett. 107, 2015, 181105.

Single-mode interband cascade lasers emitting below 2.8 μm;
J. Scheuermann, R. Weih, M. v. Edlinger, L. Nähle, M. Fischer, J. Koeth, M. Kamp, S. Höfling, Appl. Phys. Lett. 106, 2015, 161103.

High power pulsed 976 nm DFB laser diodes;
W. Zeller, M. Kamp, J. Koeth, L. Worschech, Proc. SPIE 7682, Photonic Microdevices/Microstructures for Sensing II, 76820T, 2010.

Single-frequency Sb-based distributed-feedback lasers emitting at 2.3 µm above room temperature for application in tunable diode laser absorption spectroscopy;
A. Salhi, D. Barat, D. Romanini, Y. Rouillard, A. Ouvrard, R. Werner, J. Seufert, J. Koeth, A. Vicet, A. Garnache, Appl. Opt., 45, 20., pp. 4957-4965.

QCL based NO Detection;
M. Wolff, J. Koeth, L. Hildebrandt, P. Fuchs; 16th International Conference on Photoacoustic and Photothermal Phenomena.

Detection of Methane Isotopologues – cw-OPO vs. DFB Diode Laser;
M. Wolff, S. Rhein, H. Bruhns, J. Koeth, L. Hildebrandt, P. Fuchs, 16th International Conference on Photoacoustic and Photothermal Phenomena.

Continuous-wave operation of type-I quantum well DFB laser diodes emitting in 3.4 µm wavelength range around room temperature;
L. Naehle, S. Belahsene, M. von Edlinger, M. Fischer, G. Boissier, P. Grech, G. Narcy, A. Vicet, Y. Rouillard, J. Koeth and L. Worschech, Electron. Lett. 47, 1, Jan 2011, pp. 46-47.

DFB Lasers Between 760 nm and 16 µm for Sensing Applications;
W. Zeller, L. Naehle, P. Fuchs, F. Gerschuetz, L. Hildebrandt, J. Koeth, Sensors 2010, 10, pp. 2492-2510.

Advanced Gas Sensing Applications Above 3 µm with DFB Laser Diodes;
L. Naehle, L. Hildebrandt, M. Fischer, J. Koeth, Gases & Instrumentation, March/April 2012, pp. 25-28.

Interband cascade laser sources in the mid-infrared for green photonics;
J. Koeth, M. von Edlinger, J. Scheuermann, S. Becker, L. Nähle, M. Fischer, R. Weih, M. Kamp, S. Höfling, Proc. SPIE 9767, Novel In-Plane Semiconductor Lasers XV, 976712, March 10, 2016. 

Single mode interband cascade lasers based on lateral metal gratings;
R. Weih, L. Naehle, Sven Hoefling, J. Koeth, M. Kamp, Appl. Phys. Lett., 08/2014

Demonstration of an Ethane Spectrometer for Methane Source Identification;
T.I. Yacovitch, S.C. Herndon, J.R. Roscioli, C. Floerchinger, R.M. McGovern, M. Agnese, G. Petron, J. Kofler, C. Sweeney, A. Karion, S.A. Conley, E.A. Kort, L. Naehle, M. Fischer, L. Hildebrandt, J. Koeth, B.J. McManus, D.D. Nelson, M.S. Zahniser, C.E. Kolb, Environmental Science and Technology, 48, 14, 2014, pp. 8028–8034.

Distributed feedback interband cascade lasers for spectroscopy from 3-6 μm;
L. Naehle, C. Zimmermann, M. v.  Edlinger, J. Scheuermann, M. Fischer, L. Hildebrandt, J. Koeth, R. Weih, S. Hoefling, M. Kamp, Proc. SPIE 9101, Next-Generation Spectroscopic Technologies VII, 91010G, May 21, 2014.

Measurement of the D/H, 18O/16O, and 17O/16O Isotope Ratios in Water by Laser Absorption Spectroscopy at 2.73 μm;
T. Wu, W. Chen, E. Fertein, P. Masselin, X. Gao, W. Zhang, Y. Wang, J. Koeth, D. Brueckner, X. He,  Sensors, 05/2014, pp. 9027-9045.

Distributed Feedback Interband Cascade Laser at 3550 nm for Formaldehyde Measurements;
M. v.  Edlinger, J. Scheuermann, L. Naehle, L. Hildebrandt, M. Fischer, J. Koeth, R. Weih, S. Hoefling, M. Kamp, Appl. Ind. Opt.: Spectroscopy, Imaging and Metrology, 01/2014.

Photonic Crystal Laser Based Gas Sensor;
M. Wolff, H. Bruhns, J. Koeth, W. Zeller, L. Naehle; Optical Sensors - New Developments and Practical Applications, 01/2014, chapter 4, pp. 67-81.

Monomode Interband Cascade Lasers at 5.2 µm for Nitric Oxide Sensing;
M. v.  Edlinger, J. Scheuermann, R. Weih, C. Zimmermann, L. Nahle, M. Fischer, J. Koeth, S. Hoefling, M. Kamp, IEEE Phot. Tech. Lett. 26, 5, 01/2014, pp. 480-482.

Distributed Feedback Interband Cascade Lasers and their Spectroscopic Applications in Gas Sensing;
L. Hildebrandt, M. v.  Edlinger, J. Scheuermann, L. Naehle, M. Fischer, J. Koeth, M. Kamp, R. Weih, S. Hoefling, Laser Applications to Chemical, Security and Environmental Analysis; 01/2014.

DFB interband cascade lasers for tunable laser absorption spectroscopy from 3 to 6 μm;
M. v.  Edlinger, J. Scheuermann, L. Naehle, C. Zimmermann, L. Hildebrandt, M. Fischer, J. Koeth, R. Weih, S. Hoefling, M. Kamp, Proc. SPIE 8993, Quantum Sensing and Nanophotonic Devices XI, 899318, 12/2013.

Photoacoustic Methane Detection using a novel DFB-type Diode Laser at 3.3 µm;
M. Wolff, S. Rhein, H. Bruhns, L. Naehle, M. Fischer, J. Koeth, Sensors and Actuators B Chemical 10/2013, 187, pp. 574-577.

Monolithic wide tunable laser diodes for gas sensing at 2100 nm;
N. Koslowski, A. Heger, K. Roessner, M. Legge, J. Koeth, L. Hildebrandt, Proc. SPIE 8640, Novel In-Plane Semiconductor Lasers XII, 864008, March 2013

Demonstration of the self-mixing effect in interband cascade lasers;
K. Bertling, Y.L. Lim, T. Taimre, D. Indjin, P. Dean, R. Weih, S. Hoefling, M. Kamp, M. v.  Edlinger, J. Koeth, A.D. Rakic, Appl. Phys. Lett. 103, 23, 01/2013, pp. 231107-231107-3.

Sensing of formaldehyde using a distributed feedback interband cascade laser emitting around 3493 nm;
S. Lundqvist, P. Kluczynski, R. Weih, M. v.  Edlinger, L. Naehle, M. Fischer, A. Bauer, S. Hoefling, J. Koeth, Appl. Opt. 51, 25, 09/2012, pp. 6009-6013.

Quartz enhanced photoacoustic spectroscopy with a 3.38 μm antimonide distributed feedback laser;
M. Jahjah, S. Belahsene, L. Naehle, M. Fischer, J. Koeth, Y. Rouillard, A. Vicet, Optics Lett. 37, 13, 07/2012, pp. 2502-2504.

Detection of propane using tunable diode laser spectroscopy at 3.37 μm;
P. Kluczynski, S. Lundqvist, S. Belahsene, Y. Rouillard, L. Naehle, M. Fischer, J. Koeth, Appl. Phys. B, 108, 1, 07/2012.

Single mode quantum cascade lasers with shallow-etched distributed Bragg reflector;
P. Fuchs, Jochen Friedl, S. Hoefling, J. Koeth, A. Forchel, L. Worschech, M. Kamp, Optics Express, 20, 4, 02/2012, pp. 3890-3897.

Continuous wave, distributed feedback diode laser based sensor for trace-gas detection of ethane; K. Krzempek, R. Lewicki, L. Naehle, M. Fischer, J. Koeth, S. Belahsene, Y. Rouillard, L. Worschech, F. K. Tittel,  Appl. Phys. B, 106, 2, 02/2012.

Sensitive Detection of Ethane using Tunable Laser Diode Absorption Spectroscopy Near 3.3 µm;
R. Lewicki, K. Krzempek, L. Naehle, J. Koeth, J. Gupta, F. Tittel, Laser Applications to Chemical, Security and Environmental Analysis; 01/2012.

Quantum well lasers emitting between 3.0 and 3.4 μm for gas spectroscopy;
Y. Rouillard, S. Belahsene, M. Jahjah, G. Boissier, P. Grech, G. Narcy, A. Vicet, L. Naehle, M. v. Edlinger, M. Fischer, J. Koeth, Proc. SPIE 8268, Quantum Sensing and Nanophotonic Devices IX, 82681E, Jan. 2012.

Detection of acetylene impurities in ethylene and polyethylene manufacturing processes using tunable diode laser spectroscopy in the 3-μm range;
P. Kluczynski, M. Jahjah, L. Naehle, O. Axner, S. Belahsene, M. Fischer, J. Koeth, Y. Rouillard, J. Westberg, A. Vicet, S. Lundqvist, Appl. Phys. B, Issue 2, 2011, pp. 427-434.

Monolithic tunable GaSb-based lasers at 3.3 μm;
L. Naehle, C. Zimmermann, S. Belahsene, M. Fischer, G. Boissier, P. Grech, G. Narcy, S. Lundqvist, Y. Rouillard, J. Koeth, M. Kamp, L. Worschech, Electronics Lett. 47, no.19, September 15 2011, pp.1092,1093.

Distributed feedback quantum cascade lasers at 13.8 µm on indium phosphide;
P. Fuchs, J. Semmel, J. Friedl, S. Hoefling, J. Koeth, L. Worschech, A. Forchel, Appl. Phys. Lett. 98, no.21, May 2011, pp. 211118,211118-3.

Temperature Dependence of Dynamic Properties and Tolerance to Optical Feedback of High-Speed 1.3- m DFB Quantum-Dot Lasers;
S. Azouigui, D.-Y. Cong, A. Martinez, K. Merghem, Q. Zou, J.-G. Provost, B. Dagens, M. Fischer, F. Gerschuetz, J. Koeth, I. Krestnikov, A. Kovsh, A. Ramdane, IEEE Phot. Tech. Lett. 23, no.9, May 2011, pp.582-584.

Acetylene measurement using quantum cascade lasers at 14μm;
J. Herbst, B. Scherer, F. Singer, J. Erb, A. Lambrecht, C. Rathke, S. Filip, J. Kappler, P. Fuchs, J. Koeth, J. Friedl, T. W. Schlereth, J. Semmel, S. Hoefling, L. Worschech, A. Forchel, Proc. SPIE 7945, Quantum Sensing and Nanophotonic Devices VIII, 79450J, Jan. 2011.

DFB lasers for sensing applications in the 3.0-3.5 um wavelength range;
M. Fischer, M. v.  Edlinger, L. Naehle, J. Koeth, A. Bauer, M. Dallner, S. Hoefling, L. Worschech, A. W. B. Forchel, S. Belahsene, Yves Rouillard; Proc. SPIE 7945, Quantum Sensing and Nanophotonic Devices VIII, 79450E, Jan. 2011.

Continuous-wave operation of type-I quantum well DFB laser diodes emitting in 3.4 μm wavelength range around room temperature;
L. Naehle, S. Belahsene, M. v.  Edlinger, M. Fischer, G. Boissier, P. Grech, G. Narcy, A. Vicet, Y. Rouillard, J. Koeth, L. Worschech, Electronics Lett. 47, 1, 01/2011, pp. 46-47.

Evaluation of the radiation hardness of GaSb-based laser diodes for space applications;
I. Esquivias, J.-M.G. Tijero, J. Barbero, D. Lopez, M. Fischer, K. Roessner, J. Koeth, 12th European Conference on Radiation and Its Effects on Components and Systems (RADECS), 2011.

Laser Diodes for Gas Sensing Emitting at 3.06 m at Room Temperature;
S. Belahsene, L. Naehle, M. Fischer, J. Koeth, G. Boissier, P. Grech, G. Narcy, A. Vicet, Y. Rouillard, IEEE Phot. Tech. Lett. 22, no.15, Aug.1, 2010, pp. 1084-1086.

Mid infrared interband cascade lasers for sensing applications;
L. Naehle, P. Fuchs, M. Fischer, J. Koeth, A. Bauer, M. Dallner, F. Langer, S. Hoefling, A. Forchel, Appl. Phys. B, 100, 2, 08/2010, pp. 275-278.

High Power DFB Laser for Trace Gas Concentration and Precision Metrology;
L. Hildebrandt, J. Koeth, M. Fischer, M. Legge, J. Seufert, K. Roessner, C. Zimmermann, W. Zeller, Optical Sensors; 06/2010.

DFB Lasers from 760 nm to 3400 nm for Sensing Applications;
L. Hildebrandt, W. Zeller, L. Naehle, P. Fuchs, C. Zimmermann, J. Koeth, Optical Remote Sensing of the Environment; 06/2010.

Simultaneous Measurements of H2O and CO2 Isotope Ratios Using 2.73 µm Laser Spectrometer;
T. Wu, W. Chen, E. Kerstel, E. Fertein, X. Gao, J. Koeth, K. Roessner, D. Brueckner, D. Duclerc, Conference on Lasers and Electro-Optics, 05/2010.

Interband cascade lasers for wavelength specific applications in the 3–4 µm spectral range;
A. Bauer, M. Dallner, M. Kamp, S. Höfling, L. Worschech, A. Forchel, L. Nähle, P. Fuchs, M. Fischer, J. Koeth, M. Motyka, G. Sek, Conference on Lasers and Electro-Optics, San Jose, 05/2010.

High temporal resolution and high precision measurements of water isotopologue ratios by laser absorption spectrometry using Kalman filter;
T. Wu, W. Chen, E. Kerstel, E. Fertein, X. Gao, W. Zhang, Y. Wang, J. Koeth, K. Roessner, D. Brueckner, Geophysical Research Abstracts, Vol. 12, EGU2010-4169.

DFB laser diodes for sensing applications using photoacoustic spectroscopy;
J. Koeth, M. Fischer, M. Legge, J. Seufert, K. Roessner, H. Groninga, Journal of Physics Conference Series 214, 1, 04/2010, 012038.

High-power pulsed 976-nm DFB laser diodes;
W. Zeller, M. Kamp, J. Koeth, L. Worschech, Proc. SPIE 7682, Photonic Microdevices/Microstructures for Sensing II, 76820T, April 28, 2010.

DFB lasers between 760 nm and 16 μm for sensing applications;
W. Zeller, L. Naehle, P. Fuchs, F. Gerschuetz, L. Hildebrandt, J. Koeth, Sensors, 10, 4, 04/2010, pp. 2492-2510.

Kalman filtering real-time measurements of H2O isotopologue ratios by laser absorption spectroscopy at 2.73 µm;
T. Wu, W. Chen, E. Kerstel, E. Fertein, X. Gao, J. Koeth, K. Roessner, D. Brueckner, Optics Lett., 35, 5, 03/2010; pp. 634-636.

Real Time Determination of Water Isotope Ratios by Laser Absorption Spectroscopy at 2.73 µm Using Kalman Filter;
T. Wu, W. Chen, E. Kerstel, E. Fertein, P. Masselin, X. Gao, J. Koeth, K. Roessner, D. Brueckner, Laser Applications to Chemical, Security and Environmental Analysis, San Diego, 02/2010.

High power DFB laser diodes;
W. Zeller, M. Kamp, J. Koeth, Proc. SPIE 7583, High-Power Diode Laser Technology and Applications VIII, 75830R, Feb. 17, 2010.

Short injector interband cascade lasers in the 3.3–3.6 µm spectral range;
A. Bauer, M. Dallner, L. Naehle, M. v. Edlinger, M. Fischer, J. Koeth, M. Kamp, S. Hoefling, L. Worschech, A. Forchel, Conference Digest - IEEE International Semiconductor Laser Conference 01/2010.

Simultaneous measurements of H2O and CO2 isotope ratios using 2.73 µm laser spectrometer;
T. Wu, W. Chen, E. Kerstel, E. Fertein, X. Gao, J. Koeth, K. Rössner, D. Bruekner, D. Duclerc, Conference on Lasers and Electro-Optics: Applications  01/2010.

Widely tunable quantum cascade lasers with coupled cavities for gas detection;
P. Fuchs, J. Seufert, J. Koeth, J. Semmel, S. Hoefling, L. Worschech, A. Forchel, Appl. Phys. Lett. 97, 2010, p. 181111.

GaInNAs-Based High-Power and Tapered Laser Diodes for Pumping Applications;
D. Bisping, D. Pucicki, M. Fischer, J. Koeth, C. Zimmermann, P. Weinmann, S. Hoefling, M. Kamp, A. Forchel, IEEE Journal of Selected Topics in Quantum Electronics 15, no.3, May-June 2009, pp. 968-972.

Widely tunable laterally coupled distributed feedback laser diodes for multispecies gas analysis based on InAs/InGaAs quantum-dash material;
W. Zeller, M. Legge, J. Seufert, R. Werner, M. Fischer, J. Koeth, Appl. Opt. B, 48, 4, 03/2009, pp. 51-56.

Excitable phase slips in an injection-locked single-mode quantum-dot laser;
B. Kelleher, D. Goulding, S. P. Hegarty, G. Huyet, D.-Y. Cong, A. Martinez, A. Lemaître, A. Ramdane, M. Fischer, F. Gerschuetz, J. Koeth, Optics Lett., 34, 4, 03/2009, pp. 440-442.

Widely tunable photonic crystal coupled cavity laser diodes based on quantum-dash active material;
L. Naehle, C. Zimmermann, W. Zeller, K. Brueckner, H. Sieber, J. Koeth, S. Hein, S. Hoefling, A. Forchel, Conference Proceedings - International Conference on Indium Phosphide and Related Materials 01/2009.

High-Temperature High-Power Operation of GaInNAs Laser Diodes in the 1220–1240-nm Wavelength Range;
D. Bisping, D. Pucicki, S. Hoefling, S. Habermann, D. Ewert, M. Fischer, J. Koeth, A. Forchel, IEEE Phot. Tech. Lett. 20, no.21, Nov. 1, 2008, pp. 1766-1768.

Frequency-Dependent Linewidth Enhancement Factor of Quantum-Dot Lasers;
S. Gerhard, C. Schilling, F. Gerschuetz, M. Fischer, J. Koeth, I. Krestnikov, A. Kovsh, M. Kamp, S. Hoefling, A. Forchel, IEEE Phot. Tech. Lett. 20, no.20, Oct. 15, 2008, pp.1736-1738.

2 µm Mode-Locked Semiconductor Disk Laser Synchronously Pumped Using an Amplified Diode Laser;
A. Harkonen, J. Rautiainen, L. Orsila, M. Guina, K. Roszner, M. Hummer, T. Lehnhardt, M. Mueller, A. Forchel, M. Fischer, J. Koeth, O. G. Okhotnikov, IEEE Phot. Tech. Lett. 20, no.15, Aug. 1, 2008, pp. 1332-1334.

Temperature Insensitive 1305 nm InGaAs/GaAs Quantum Dot Distributed Feedback Lasers;
F. Gerschuetz, M. Fischer, J. Koeth, I. Krestnikov, A. Kovsh, A. Forchel, Conference on Lasers and Electro-Optics, San Jose, 05/2008.

1.3 micron quantum dot laser in coupled-cavity-injection-grating design with bandwidth of 20 GHz under direct modulation;
F. Gerschuetz, M. Fischer, J. Koeth, I. Krestnikov, A. Kovsh, C. Schilling, W. Kaiser, S. Hoefling, A. Forchel, Optics Express, 16, 8, 05/2008, pp. 5596-5601.

Widely Tunable Quantum-Dash DFB Laser Diodes for Multi-Species Gas Analysis;
W. Zeller, J. Koeth, M. Legge, M. Fischer, J. Seufert, R. Werner, Laser Applications to Chemical, Security and Environmental Analysis, St. Petersburg, Florida United States, 03/2008.

Singlemode emission at 2 μm wavelength with InP based quantum dash DFB lasers;
W. Zeller, M. Legge, A. Somers, W. Kaiser, J. Koeth, A. Forchel, Electronics Lett. 44, Issue 5, 28 February 2008, pp. 354–356.

Quantum-dot lasers provide high performance near 1.15 microns;
J. Koeth, SPIE Newsroom 01/2008.

DFB laser diodes and quantum cascade lasers for sensors in safeguard applications;
J. Seufert, M. Fischer, M. Legge, K. Roessner, R. Werner, J. Hildenbrand, J. Herbst, A. Lambrecht, J. Koeth, Proc. SPIE 7114, Electro-Optical Remote Sensing, Photonic Technologies, and Applications II, 71140K, Oct. 07, 2008.

Frequency dependent Henry-factor measurements of quantum dot distributed feedback lasers;
S. Gerhard, C. Schilling, F. Gerschuetz, M. Fischer, J. Koeth, I. Krestnikov, A. Kovsh, M. Kamp, S. Hoefling, A. Forchel, Nano-Optoelectronics Workshop, 2008, i-NOW 2008, International, Aug. 2 – 15, 2008, pp. 319-320.

1240nm GaInNAs high power laser diodes;
D. Bisping, D. Pucicki, S. Hoefling, S. Habermann, D. Ewert, M. Fischer, J. Koeth, C. Zimmermann, P. Weinmann, M. Kamp, A. Forchel, Semiconductor Laser Conference, 2008, ISLC 2008, IEEE 21st International, 01/2008.

High performance quantum dot distributed feedback laser diodes around 1.15 µm;
J. Koeth, M. Fischer, M. Legge, J. Seufert, R. Werner, Proc. SPIE 6909, Novel In-Plane Semiconductor Lasers VII, 690904, Jan. 31, 2008.

240nm high-power GaInNAs laser diodes;
D. Bisping, S. Schneider, S. Hoefling, S. Habermann, M. Fischer, J. Koeth, A. Forchel, Optics Express, 15, 23, 12/2007, pp. 15187-15192.

GaSb/AlGaSb VCSEL structures and microcavities in the 1.5 μm wavelength range;
J. Koeth, R. Dietrich, J. P. Reithmaier, A. Forchel, Advances in Solid State Physics, Vol. 40, 2000, pp. 627-639.

Remote gas sensing with long wavelength DFB laser diodes;
J. Koeth, M. Fischer, M. Legge, J. Seufert, R. Werner, Proc. SPIE 6755, Advanced Environmental, Chemical, and Biological Sensing Technologies V, 675502, Sept. 25, 2007.

Enhanced In(Ga)As/GaAs quantum dot based electro-optic modulation at 1.55 μm;
G. Moreau, A. Martinez, D.-Y. Cong, K. Merghem, A. Miard, A. Lemaître, P. Voisin, A. Ramdane, I. Krestnikov, A. R. Kovsh, M. Fischer, J. Koeth, Appl. Phys. Lett., 91, 9, 08/2007, pp. 091118-091118-3.

Tunable self-seeded semiconductor disk laser operating at 2μm;
A. Harkonen, M. Guina, K. Roessner, M. Hummer, T. Lehnhardt, M. Mueller, A. Forchel, M. Fischer, J. Koeth, O.G. Okhotnikov, IEEE Electronics Lett. 43, no.8, April 12, 2007, pp. 457-458.

Continuous-wave operation of GaInAsSb-GaSb type-II ridge waveguide lasers emitting at 2.8 µm;
K. Roessner, M. Hummer, T. Lehnhardt, M. Mueller, A. Forchel, M. Fischer, J. Koeth, IEEE Phot. Tech. Lett. 18, no. 13, July 2006, pp. 1424-1426.

Single-frequency Sb-based distributed-feedback lasers emitting at 2.3 microm above room temperature for application in tunable diode laser absorption spectroscopy;
A. Salhi, D. Barat, D. Romanini, Y. Rouillard, A. Ouvrard, R. Werner, J. Seufert, J. Koeth, A. Vicet, A. Garnache, Appl. Opt., 45, 20, 08/2006, pp. 4957-4965.

GaInAsSb/GaSb type-II distributed feedback lasers emitting in the 2.8 μm range;
K. Roessner, M. Hummer, A. Forchel, Ralph Werner, J. Koeth; Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference, CLEO/QELS, 06/2006.

DFB Lasers at Wavelengths in Excess of 2300 nm for Remote Gas Sensing;
J. Koeth, M. Fischer, M. Legge, J. Seufert, R. Werner, Sixth International Conference on Space Optics, Proceedings of ESA/CNES ICSO 2006, held 27-30 June 2006 at ESTEC, Noordwijk.

Novel Helmholtz-based photoacoustic sensor for trace gas detection at ppm level using GaInAsSb/GaAlAsSb DFB lasers;
Mario Mattiello, M. Niklès, Stéphane Schilt, Luc Thévenaz, Abdelmajid Salhi, David Barat, Aurore Vicet, Yves Rouillard, Ralph Werner, J. Koeth, Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy, 63, 5, 05/2006, pp. 952-958.

Mode switching and singlemode tuning in two-segment distributed feedback quantum cascade lasers;
S. Hoefling, J. Seufert, M. Fischer, B. Rosener, J. Koeth, J.P. Reithmaier, A. Forchel, Electronics Lett. 42, Issue 4, 16 Feb. 2006, pp. 220–222.

Temperature insensitive 1.3 μInGaAs/GaAs quantum dot distributed feedback lasers for 10 Gbit/s transmission over 21km;
F. Gerschuetz, M. Fischer, J. Koeth, M. Chacinski, R. Schatz, O. Kjebon, A. Kovsh, I. Krestnikov, A. Forchel, Electronics Lett. 42, Issue 25, 7 Dec. 2006, pp. 1457 – 1458.

Long wavelength GaInAsSb-AlGaAsSb distributed-feedback lasers emitting at 2.84 µm;
M. Huemmer, K. Roessner, T. Lehnhardt, M. Mueller, A. Forchel, R. Werner, M. Fischer, J. Koeth, Electronics Lett. 42, Issue 10, 11 May 2006, pp. 583 – 584.

Single-frequency Sb-based distributed-feedback lasers emitting at 2.3 µm above room temperature for application in tunable diode laser absorption spectroscopy;
A. Salhi, D. Barat, D. Romanini, Y. Rouillard, A. Ouvrard, R. Werner, J. Seufert, J. Koeth, A. Vicet, A. Garnache, Appl. Opt., 45, 20, 01/2006, pp. 4957-4965.

Widely tunable single-mode quantum cascade lasers with two monolithically coupled Fabry-Perot cavities;
S. Hoefling, J. Heinrich, J.P. Reithmaier, A. Forchel, J. Seufert, M. Fischer, J. Koeth, Appl. Phys. Lett. 89, 241126, 2006.

Room-temperature diode laser photoacoustic spectroscopy near 2.3 μm;
S. Civiš, V. Horká, J. Cihelka, T. Šimeček, E. Hulicius, J. Oswald, J. Pangrác, A. Vicet, Y. Rouillard, A. Salhi, C. Alibert, R. Werner, J. Koeth, Appl. Phys. B, 81, 6, 09/2005, pp. 857-861.

Reduction of the threshold current density of GaAs/AlGaAs quantum cascade lasers by optimized injector doping and growth conditions;
S. Hoefling, R. Kallweit, J. Seufert, J. Koeth, J.P. Reithmaier, A. Forchel, Journal of Crystal Growth 278, Issues 1–4, 1 May 2005, pp. 775–779.

Application of antimonide diode lasers in photoacoustic spectroscopy;
S. Schilt, A. Vicet, R. Werner, M. Mattiello, L. Thévenaz, A. Salhi, Y. Rouillard, J. Koeth, Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy, 60, 14, 01/2005, pp. 3431-3436.

DFB laser diodes in the wavelength range from 760 nm to 2.5 µm;
J. Seufert, M. Fischer, M. Legge, J. Koeth, R. Werner, M. Kamp, A. Forchel, Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy, 60, 14, 01/2005, pp. 3243-3247.

Single mode quantum cascade DFB-lasers with metal Bragg gratings;
J. Seufert, J. Koeth, M. Fischer, S. Hoefling, J.P. Reithmaier, A. Forchel, tm - Technisches Messen, 72, 01/2005, pp. 374-379.

Quantenkaskadenlaser – eine neue Laserlichtquelle fuer die optische Analysenmesstechnik;
A. Lambrecht, J. Koeth, tm - Technisches Messen, 72, 01/2005, pp. 353-355.

New room-temperature 2.3µm DFB-diode lasers: first spectroscopic characterization and CO-detection;
V. Ebert, C. Giesemann, J. Koeth, H. Teichert, Conference Paper Laser Applications to Chemical and Environmental Analysis, 02/2004.

GaAs field effect transistors fabricated by imprint lithography;
I. Martini, J. Dechow, M. Kamp, A. Forchel, J. Koeth, Microelectronic Engineering 60, 3, 04/2002, pp. 451-455.

Optical investigations of the above barrier state transitions in GaAs/Al0.3Ga0.7As double quantum wells;
M. Utko, G. Sȩk, K. Ryczko, L. Bryja, J. Misiewicz, M. Bayer, J. Koeth, A. Forchel, Materials Science and Engineering C, 19, 01/2002, pp. 167-169.

Fabrication of quantum point contacts and quantum dots by imprint lithography;
I. Martini, M. Kamp, F. Fischer, L. Worschech, J. Koeth, A. Forchel, Microelectronic Engineering, 57, 09/2001, pp. 397-403.

Quantum point contacts fabricated by nanoimprint lithography;
Ingo Martini, Dominik Eisert, M. Kamp, L. Worschech, A. Forchel, J. Koeth; Appl. Phys. Lett. 77, 14, 10/2000, pp. 2237-2239.

Photon confinement effects — from physics to applications;
A. Forchel, M. Kamp, T. Happ, J.P. Reithmaier, M. Bayer, J. Koeth, R. Dietrich, Microelectronic Engineering, 53, 06/2000, pp. 21-28.

Photoreflectance spectroscopy of coupled InxGa1−xAs/GaAs quantum wells;
G. Sȩk, K. Ryczko, M. Kubisa, J. Misiewicz, M. Bayer, T. Wang, J. Koeth, A. Forchel, Thin Solid Films, 364, 03/2000, pp. 220-223.

Fabrication of quantum point contacts by imprint lithography and transport studies;
I. Martini, S. Kuhn, M. Kamp, L. Worschech, A. Forchel, D. Eisert, J. Koeth, R. Sijbesma, Journal of Vacuum Science & Technology B Microelectronics and Nanometer Structures, 18, 6, 01/2000, pp. 3561-3563.

GaInAsSb/AlGaAsSb: single-mode DFB lasers for gas sensing in the 2-um wavelength range;
T. Bleuel, M. Brockhaus, J. Koeth, J. Hofmann, R. Werner, A. Forchel, Proc. SPIE 3858, Advanced Materials and Optical Systems for Chemical and Biological Detection, 119, Dec. 15, 1999.

1.5 μm Ga(Al)Sb laser grown on GaAs substrate by MBE;
J. Koeth, T. Bleuel, R. Werner, A. Forchel, Journal of Crystal Growth, 201, 3, 05/1999, pp. 841-843.

Metal wire definition by high resolution imprint and lift-off;
D. Eisert, W. Braun, S. Kuhn, J. Koeth, A. Forchel, Microelectronic Engineering, 46, 1, 05/1999, pp. 179-181.

Photoreflectance study of coupling effects in double quantum wells;
G. Sek, K. Ryczko, M. Kubisa, J. Misiewicz, J. Koeth, A. Forchel, Proc. SPIE 3725, International Conference on Solid State Crystals '98: Epilayers and Heterostructures in Optoelectronics and Semiconductor Technology, 201, April 8, 1999.

GaAlSb based VCSEL and edge emitting lasers;
J. Koeth, T. Bleuel, R. Werner, A. Forchel, Lasers and Electro-Optics Society Annual Meeting, 1998, LEOS '98, IEEE, 01/1999.

GaSb vertical-cavity surface-emitting lasers for the 1.5 μm range;
J. Koeth, R. Dietrich, A. Forchel, Appl. Phys. Lett., 72, 1, 03/1998, pp. 1638-1640.

MBE growth and optical investigation of GaSb/AlSb VCSEL structures for the 1.5 μm range;
J. Koeth, R. Dietrich, A. Forchel, IEEE International Symposium on Compound Semiconductors, 10/1997.

Optical Spectroscopy of Dry-Etched GaN-Nanostructures;
H. Zull, J. Mueller, J. Koeth, F. Kieseling, A. Forchel, MRS Online Proceeding Library, Vol. 423, 12/1995.

Kalman Filtering Real-Time Measurements of H2O Isotopologue Ratios by Laser Absorption Spectroscopy at 2.73 μm;
T. Wu, W. Chen, E. Kerstel, E. Fertein, X. Gao, J. Koeth, K. Roessner, D. Brueckner, Optics Lett. 35,  Issue 5, 2010, pp. 634-636.

Schneller optischer In-situ-Nachweis von CO in Modellfeuerungsanlagen des Forschungszentrums Karlsruhe;
H. Teichert, T. Fernholz, J. Koeth, H. Seifert, J. Wolfrum, V. Ebert, 16. Externes TECFLAM Seminar “Verbundprojekt Combustion Control and Simulation”, Nov. 5, 2002, Karlsruhe.

Advanced Photonic Sensors Based on Interband Cascade Lasers for Real-Time Mouse Breath Analysis;
E. Tütüncü, M. Nägele, S. Becker, M. Fischer, J. Koeth, C. Wolf, S. Köstler, V. Ribitsch, A. Teuber, M. Gröger, S. Kress, M. Wepler, U. Wachter, J. Vogt, P. Radermacher, B. Mizaikoff, ACS Sens., Aug. 3, 2018.

Mid-infrared GaSb-based resonant tunneling diode photodetectors for gas sensing applications;
F. Rothmayr, A. Pfenning, C. Kistner, J. Koeth, G. Kneb, A. Schade, S. Krueger, L. Worschech, F. Hartmann, S. Höfling, Appl. Phys. Lett. 112, 161107, 2018.

Substrate-emitting ring interband cascade lasers;
M. Holzbauer, R. Szedlak, H. Detz, R. Weih, S. Höfling, W. Schrenk, J. Koeth, G. Strasser, Appl. Phys. Lett. 111, 171101, 2017.

Single-mode interband cascade laser multiemitter structure for two-wavelength absorption spectroscopy;
J. Scheuermann, R. Weih, S. Becker, M. Fischer, J. Koeth, S. Höfling, Opt. Eng. 57(1), 011008, Sept. 2017.

Laterally coupled DFB interband cascade laser with tapered ridge
;
S. Becker, J. Scheuermann, R. Weih, L. Nähle, O. König, M. Fischer, J. Koeth, S. Höfling, M. Kamp, Electronics Letters, Volume, 53, Iss. 11, 2017.

Monolithic single mode interband cascade lasers with wide wavelength tunability;
M. von Edlinger, R. Weih, J. Scheuermann, L. Nähle, M. Fischer, J. Koeth, M. Kamp, and S. Höfling, Appl. Phys. Lett. 109, 201109, 2016.

Cost-effective tunable laser gas-sensor module for high-volume applications, using DFB laser diodes in the NIR, and ICL in the MIR;
L. Hildebrandt, R. Weih, M. Legge, N. Koslowski, M. Fischer, M. von Edlinger, J. Scheuermann, S. Becker, K. Rößner, W. Zeller, L. Nähle, J. Koeth, M. Kamp, S. Höfling, 2016 IEEE Sensors.

Single-mode interband cascade lasers emitting beyond 5.2 µm for sensing applications;
S. Becker, J. Scheuermann, M. v. Edlinger, L. Nähle, M. Fischer, R. Weih, J. Koeth, M. Kamp, S. Höfling, 2016 International Semiconductor Laser Conference (ISLC).

Novel mono mode interband cascade laser sources for challenging TLAS applications in the MIR
;
S. Becker, G. Gerlach, L. Hildebrandt, J. Koeth, M. v. Edlinger, J. Scheuermann, L. Nähle, M. Fischer, R. Weih, M. Kamp, S. Höfling, 2016 Progress in Electromagnetic Research Symposium (PIERS).

Single-mode interband cascade laser sources for mid-infrared spectroscopic applications;
J. Scheuermann; M. von Edlinger; R. Weih; S. Becker; L. Nähle; M. Fischer; J. Koeth; M. Kamp; S. Höfling, Proc. SPIE 9855, Next-Generation Spectroscopic Technologies IX, 98550G, May 12, 2016.

Interband cascade laser sources in the mid-infrared for green photonics;
J. Koeth, M. v. Edlinger, J. Scheuermann, S. Becker, L. Nähle, M. Fischer, R. Weih, M. Kamp, S. Höfling, A. Reinhold, Proc. SPIE 9767, Novel In-Plane Semiconductor Lasers XV, 976712, March 10, 2016.

Interband cascade lasers in the MIR for sensing applications;
M. Fischer, M. von Edlinger, J. Scheuermann, S. Becker, L. Nähle, J. Koeth, R. Weih, M. Kamp, S. Höfling, Conference on Lasers and Electro-Optics, OSA Technical Digest (online), 2016.

Interband cascade laser based sensing;
L. Nähle, M. v. Edlinger, J. Scheuermann, R. Weih, M. Fischer, J. Koeth, M. Kamp, S. Höfling, Imaging and Applied Optics 2016, OSA Technical Digest (online), 2016.