Dr. Hervé Tatenguem Fankem Profile

Dr. Hervé Tatenguem Fankem

Senior Engineer at Sacher Lasertechnik GmbH

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Publications (11)

Proceedings Article | 5 March 2022 Presentation + Paper

A dual gas QEPAS detector based on non-overlapping QTF resonance frequencies

Christian Assmann, Tobias Milde, Hervé Tatenguem, Morten Hoppe, Joachim Sacher

Proceedings Volume 12008, 120080O (2022) https://doi.org/10.1117/12.2609703

KEYWORDS: Sensors, Field programmable gate arrays, Semiconductor lasers, Gas lasers, Modulation, Carbon dioxide, Quartz, Amplifiers, Methane, NoResults

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Proceedings Article | 5 March 2022 Presentation + Paper

Extremely fast tunable interband cascade laser with external cavity for the MIR region

Thomas Schanze, ShanShan Gu-Stoppel, Morten Hoppe, Christian Aßmann, Sebastian Schmidtmann, Herve Tatenguem, Martin Honsberg, Joachim Sacher

Proceedings Volume 12008, 1200801 (2022) https://doi.org/10.1117/12.2609462

KEYWORDS: Microelectromechanical systems, Scanners, Resonators, Waveguides, Semiconductor lasers, Quantum cascade lasers, Spectroscopy, Signal detection, Mirrors, Absorption

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Proceedings Article | 5 March 2021 Presentation + Paper

Compact detector unit based on the butterfly assembly for trace gas analysis

Tobias Milde, Morten Hoppe, Hervé Tatenguem, Sebastian Schmidtmann, Martin Honsberg, Christian Assmann, Wolfgang Schade, Joachim Sacher

Proceedings Volume 11697, 116970R (2021) https://doi.org/10.1117/12.2578935

KEYWORDS: Sensors, Data modeling, Quartz, Laser optics, Field programmable gate arrays, Carbon dioxide lasers, Atmospheric modeling, Semiconductor lasers, Safety, Product safety

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Proceedings Article | 5 March 2021 Presentation + Paper

Innovative ECDL design based on a resonant MEMS scanner for ultra-fast tuning in the MIR range

Morten Hoppe, Sebastian Schmidtmann, Christian Aβmann, Herve Tatenguem, Tobias Milde, Thomas Schanze, Joachim Sacher, Martin Honsberg, Shanshan Gu-Stoppel, Frank Senger

Proceedings Volume 11697, 1169709 (2021) https://doi.org/10.1117/12.2578913

KEYWORDS: Microelectromechanical systems, Ultrafast phenomena, Scanners, Actuators, Semiconductor lasers, Molecules, Gases, Absorption

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Proceedings Article | 2 March 2020 Presentation + Paper

A real-time and portable digital lock-in amplifier for quartz enhanced photo-acoustic spectroscopy (QEPAS)

Hervé Tatenguem, Amrita Josnan, Morten Hoppe, Tobias Milde, Joachim Sacher

Proceedings Volume 11287, 112870Y (2020) https://doi.org/10.1117/12.2545940

KEYWORDS: Field programmable gate arrays, Signal to noise ratio, Absorption, Amplifiers, Modulation, Linear filtering, Spectroscopy, Signal detection, Methane, Photoacoustic spectroscopy

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Proceedings Article | 28 February 2020 Paper

Wide and fast mode-hop free MEMS tunable ECDL concept and realization in the NIR and MIR spectral regime

Morten Hoppe, Hanna Rohling, Sebastian Schmidtmann, Martin Honsberg, Herve Tatenguem, Tobias Milde, Joachim Sacher, Jan Grahmann, Thomas Schanze

Proceedings Volume 11293, 112930C (2020) https://doi.org/10.1117/12.2546213

KEYWORDS: Microelectromechanical systems, Absorption, Semiconductor lasers, Actuators, Carbon monoxide, Mirrors, Gallium antimonide, Near infrared, Gas lasers, Mid-IR

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Proceedings Article | 4 March 2019 Presentation + Paper

New wide tunable external cavity interband cascade laser based on a micro-electro-mechanical system device

Tobias Milde, Morten Hoppe, Hanna Rohling, Sebastian Schmidtmann, Hervé Tatenguem, Joachim Sacher

Proceedings Volume 10931, 109310C (2019) https://doi.org/10.1117/12.2507176

KEYWORDS: Microelectromechanical systems, Semiconductor lasers, Actuators, Diffraction, Switching, Reflection

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Proceedings Article | 1 March 2019 Presentation + Paper

Comparison of the spectral excitation behavior of methane according to InP, IC, and QC lasers as excitation source by QEPAS

Christian Assmann, Tobias Milde, Morten Hoppe, Herve Tatenguem, Wolfgang Schade, Joachim Sacher

Proceedings Volume 10917, 109171M (2019) https://doi.org/10.1117/12.2507180

KEYWORDS: Absorption, Methane, Quantum cascade lasers, Absorbance, Semiconductor lasers, Gallium antimonide, Sensors

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Proceedings Article | 22 February 2018 Presentation + Paper

MEMS-based widely tunable external cavity diode laser

Álvaro Jiménez, Tobias Milde, Hervé Tatenguem, Martin Honsberg, Guillermo Carpintero, James O'Gorman, Joachim Sacher

Proceedings Volume 10545, 105450J (2018) https://doi.org/10.1117/12.2287849

KEYWORDS: Microelectromechanical systems, Semiconductor lasers, Laser systems engineering, Actuators, Tunable lasers, Diffraction gratings, Laser applications, Mirrors, Reflection

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Proceedings Article | 19 February 2018 Paper

New GasB-based single-mode diode lasers in the NIR and MIR spectral regime for sensor applications

Tobias Milde, Herve Tatenguem, Martin Honsberg, James O’Gorman, Joachim Sacher, Wolfgang Schade, Morten Hoppe, Mario Mordmüller

Proceedings Volume 10553, 105530C (2018) https://doi.org/10.1117/12.2287702

KEYWORDS: Semiconductor lasers, Field programmable gate arrays, Carbon monoxide, Signal detection, Gallium antimonide, Gases, Absorption, Methane, Sensors, Molecules

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Proceedings Article | 15 February 2018 Presentation + Paper

A real-time multi-gases detection and concentration measurements based-on time-division multiplexed-lasers

Hervé Tatenguem Fankem, Fatemeh Yazdandoust, Tobias Milde, Joachim Sacher, Alvaro Jimenez

Proceedings Volume 10517, 105170N (2018) https://doi.org/10.1117/12.2287416

KEYWORDS: Carbon dioxide, Field programmable gate arrays, Methane, Transmittance, Time division multiplexing, Clocks, Multiplexing, Sensors, Earth's atmosphere, Calibration

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Showing 5 of 11 publications

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