Dr. Johannes Herbst Profile

Dr. Johannes Herbst

at Fraunhofer-IPM

SPIE Involvement:

Author

Publications (10)

Proceedings Article | 26 January 2018 Paper

Remote detection of leakages of non-IR-active gases by laser spectroscopy

Thomas Strahl, Johannes Herbst, Eric Maier, Sven Rademacher, Armin Lambrecht

Proceedings Volume 10540, 105402K (2018) https://doi.org/10.1117/12.2287155

KEYWORDS: Gases, Absorption, Laser spectroscopy, Sensors, Spectroscopy, Gas lasers, Oxygen, Infrared radiation, Noble gases, Infrared detectors, Remote sensing, Standoff detection

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Proceedings Article | 31 January 2014 Paper

Fast automotive diesel exhaust measurement using quantum cascade lasers

J. Herbst, R. Brunner, A. Lambrecht

Proceedings Volume 8993, 899322 (2014) https://doi.org/10.1117/12.2038896

KEYWORDS: NOx, Quantum cascade lasers, FT-IR spectroscopy, Gas lasers, Carbon monoxide, Ions, Laser development, Spectroscopy, Lead, Laser systems engineering

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Proceedings Article | 21 January 2012 Paper

Hollow fiber based quantum cascade laser spectrometer for fast and sensitive drug identification

J. Herbst, B. Scherer, A. Ruf, J. Erb, A. Lambrecht

Proceedings Volume 8268, 82681Q (2012) https://doi.org/10.1117/12.908018

KEYWORDS: Sensors, Absorption, Quantum cascade lasers, Spectroscopy, Fiber lasers, Magnesium, Laser spectroscopy, Mid-IR, Absorbance, Infrared spectroscopy

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Proceedings Article | 24 January 2011 Paper

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. Höfling, L. Worschech, A. Forchel

Proceedings Volume 7945, 79450J (2011) https://doi.org/10.1117/12.873765

KEYWORDS: Quantum cascade lasers, Absorption, Sensors, Spectroscopy, Laser spectroscopy, Fabry–Perot interferometers, Gases, Pulsed laser operation, Spectral resolution, Calibration

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Proceedings Article | 7 May 2009 Paper

TATP and TNT detection by mid-infrared transmission spectroscopy

Johannes Herbst, Jürgen Hildenbrand, Jürgen Wöllenstein, Armin Lambrecht

Proceedings Volume 7298, 72983W (2009) https://doi.org/10.1117/12.818841

KEYWORDS: Quantum cascade lasers, Explosives, Absorption, Sensors, Spectroscopy, Explosives detection, Mid-IR, Signal detection, Contamination, FT-IR spectroscopy

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Proceedings Article | 26 January 2009 Paper

Explosive detection using infrared laser spectroscopy

J. Hildenbrand, J. Herbst, J. Wöllenstein, A. Lambrecht

Proceedings Volume 7222, 72220B (2009) https://doi.org/10.1117/12.808976

KEYWORDS: Quantum cascade lasers, Explosives, Explosives detection, Spectroscopy, Laser spectroscopy, Infrared radiation, Absorption, Sensors, Signal detection, Infrared lasers

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Proceedings Article | 26 January 2009 Paper

Pressure broadening of the oxygen A-band measured by laser absorption spectroscopy

Benjamin Scherer, Johannes Herbst

Proceedings Volume 7222, 72220D (2009) https://doi.org/10.1117/12.807935

KEYWORDS: Oxygen, Hydrogen, Absorption, Helium, Laser spectroscopy, Absorption spectroscopy, Gases, Molecules, Doppler effect, Polarizability

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Proceedings Article | 7 October 2008 Paper

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

Proceedings Volume 7114, 71140K (2008) https://doi.org/10.1117/12.799723

KEYWORDS: Absorption, Semiconductor lasers, Quantum cascade lasers, Sensors, Carbon dioxide lasers, Gas lasers, Laser applications, Molecular lasers, Gases, Molecules

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Proceedings Article | 28 January 2008 Paper

Hollow fibers for compact infrared gas sensors

A. Lambrecht, S. Hartwig, J. Herbst, J. Wöllenstein

Proceedings Volume 6901, 69010V (2008) https://doi.org/10.1117/12.761539

KEYWORDS: Optical fibers, Quantum cascade lasers, Infrared radiation, Signal attenuation, Sensors, Gas sensors, Bioalcohols, Infrared sensors, Optical filters, Absorption

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Proceedings Article | 10 February 2007 Paper

CARS imaging with a new 532-nm synchronously pumped picosecond OPO

Edlef Büttner, Silvia Carrasco, Conor Evans, Feruz Ganikhanov, Johannes Herbst, Daniel Kopf, Ingo Rimke, Sunney Xie

Proceedings Volume 6442, 64420C (2007) https://doi.org/10.1117/12.700072

KEYWORDS: Optical parametric oscillators, Picosecond phenomena, Microscopy, CARS tomography, Mirrors, Multiphoton microscopy, Laser sources, Raman spectroscopy, Light sources, Imaging systems

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Showing 5 of 10 publications

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