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# 217 MHz sampling rate measurements of N₂(A3Σu+) population in a Ns pulse discharge in a heated plasma flow reactor

S. Raskar, M. Berry, L.–T. Ting, E. R. Jans, I. V. Adamovich, Plasma Sources Sci. Technol., Vol. 33, No. 10, 2024, 105019,

# 216 Mid-wave infrared laser absorption tomography of nitrogen oxides for spatially resolved quantitative thermochemistry in H2-N₂O flames

B. R. Steavenson, D. I. Pineda, Appl. Opt., 64, 2025, D103-D113,

# 215 From platform to volume

L. Hildebrandt, Hydrocarbon Engineering, May, 2026, 53-56,

# 214 Trace Measurements of Ethylene Oxide Using Cavity-enhanced Absorption Spectrometry near 3066 cm–1

M. Gupta, A. P. Chan, M. N. Sullivan, R. M. Gupta, Aerosol and Air Quality Research, Vol. 22, Iss. 10, 2022,

# 213 Toxicant production in under-ventilated compartment fires assessed by laser absorption spectroscopy

R. Vreeland, K. L. Fetter, N. S.B. Jaeger, Y. Yan, X. Xi, J. L. Urban, D. I. Pineda, R. M. Spearrin, Fire Safety Journal, Vol. 158, 2025, 104534,

# 212 Shot-noise-limited emission from interband and quantum cascade lasers

T. Gabbrielli, J. Pelini, G. Marschick, L. Consolino, I. La Penna, J. Faist, M. Bertrand, F. Kapsalidis, R. Weih, S. Höfling, N. Akikusa, B. Hinkov, P. De Natale, F. Cappelli, S. Borri, Opt. Express, 33 (17), 2025, 35620-35634,

# 211 Interband cascade laser absorption sensor for sensitive measurement of hydrogen chloride in smoke-laden gases using wavelength modulation spectroscopy

K. L. Fetter, L. Munera, M. A. Watts, D. I. Pineda , Appl. Opt. 63, 63, 2024, 8517-8525,

# 210 Cavity-Enhanced Measurements of Benzene for Environmental Monitoring

M. Mhanna, G. Zhang, N. Kunnummal, A. Farooq, IEEE Sens. J., 21 (3), 2021, 3849-3859,

# 209 Measurements of Temperature and Enthalpy in NASA Ames 60-MW Arcjet using Atomic Oxygen and Atomic Nitrogen Absorption

P. M. Finch, Z. N. Granowitz, C. L. Strand, M. E. MacDonald, R. K. Hanson, AIAA SCITECH 2023 Forum, 2023,

# 208 Compact mid-infrared tunable interband-cascade laser-based spectrometer: Characterization and outlook for Amide-I region chemical sensing

M. C. Erdem, P. Fomina, P. Karki, A. Femenias, U. Blazhko a, J. Scheuermann, B. Zimmermann, M. A. A. Fenelon, A. Teuber, M. A. Brandsrud, R. Weih, J. Koeth, B. Mizaikoff, A. Kohler, Sens. Actuators B Chem., 447, 2026, 138841,

# 207 Mid-infrared Ring Interband Cascade Laser: Operation at the Standard Quantum Limit

G. Marschick, J. Pelini, T. Gabbrielli, F. Cappelli, R. Weih, H. Knötig, J. Koeth, S. Höfling, P. De Natale, G. Strasser, S. Borri, B. Hinkov, ACS Photonics, 11 (2), 2024, 395-403,

# 206 Greenhouse Gases Detection Exploiting a Multi-Wavelength Interband Cascade Laser Source in a Quartz-Enhanced Photoacoustic Sensor

R. De Palo, N. Ardito, A. Zifarelli, A. Sampaolo, M. Giglio, P. Patimisco, E. Ranieri, R. Weih, J. Nauschütz, O. König, V. Spagnolo, Sensors, 25(8), 2025, 2442,

# 205 Pushing the Room Temperature Continuous-Wave Operation Limit of GaSb-Based Interband Cascade Lasers beyond 6 μm

J. Nauschütz, H. Knötig, R. Weih, J. Scheuermann, J. Koeth, S. Höfling, B. Schwarz, Laser Photonics, 17, 2023, 2200587,

# 204 Laser Absorption Measurements of HCl in a Shock Tube for Investigating the Chemical Kinetics of Rocket Propellants

C. M. Grégoire, E. L. Petersen, AIAA SciTech Forum, 2025,

# 203 A mid‐infrared laser absorption sensor for calibration‐free measurement of nitric oxide in laminar premixed methane/ammonia cofired flames

Q. Li, F. Ji, W. Wang, L. Ma, Y. Wang, Microw. Opt. Technol. Lett., 2024, 66:e33815,

# 202 Fast Gain Dynamics in Interband Cascade Lasers

F. Pilat, A. Windischhofer, M. Beiser, V. F. Pecile, E. Gangrskaia, A. Pugžlys, R. Weih, J. Koeth, A. Baltuška, O. H. Heckl, B. Schwarz, Laser Photonics Rev. , 19, 2025, 2400867,

# 201 Portable tunable interband cascade laser spectrometer using thin-film waveguides for food contaminant analysis

A. Femenias, M. Erdem, P. Fomina, J. Scheuermann, U. Blazhko, S. Freitag, A. J. Bosman, R. Weih, J. Koeth, A. Kohler, R. Krska, G. I. J. Salentijn, F. S. Ruggeri, B. Mizaikoff, AIP Advances, 14, 2024, 125209,

# 200 Determining the most suitable spectral range for TDLS –a quantitative approach

M.-S. Bahr, B. Baumann, M. Wolff, J. Quant. Spectrosc. Radiat. Transfer, 286, 2022, 108216,

# 199 Compact vertical emitting ring interband cascade lasers for isotope-resolved CO₂ sensing

G. Marschick, S. Isceri, R. Szedlak, H. Moser, J. P. Waclawek, E. Arigliani, R. Weih, W. Schrenk, G. Strasser, B. Hinkov, A. M. Andrews, B. Lendl, B. Schwarz, APL Photonics, 9, 2024, 100806,

# 198 All-fiber-coupled mid-infrared quartz-enhanced photoacoustic sensors

A. Zifarelli, R. De Palo, S. Venck, F. Joulain, S. Cozic, R. Weih, A. Sampaolo, P. Patimisco, V. Spagnolo, Optics & Laser Technology, 176, 2024, 110926,

# 197 Miniaturizing gas sensors combining mid-infrared interband cascade light emitting diodes with substrate-integrated hollow waveguides

M. Hlavatsch, N. Schäfer, R. Weih, J. Koeth, J. Kunsch, B. Mizaikoff, AIP Advances, 14, 2024, 085319,

# 196 Mid-infrared hyperchaos of interband cascade lasers

Y. Deng, Z. Fan, B. Zhao, X. Wang, S. Zhao, J. Wu, F. Grillot, C. Wang, Light: Science & Applications , 11, 2022, 22,

# 195 Interband cascade technology for energy-efficient mid-infrared free-space communication

P. Didier, H. Knötig, O. Spitz, L. Cerutti, A. Lardschneider, E. Awwad, D. Diaz-Thomas, A. N. Baranov, R. Weih, J. Koeth, B. Schwarz, and F. Grillot, Photon. Res. , 11, 2023, 582-590,

# 194 Vibrational energy relaxation in shock-heated CO/N₂/Ar mixtures

D. He, Q. Hong, F. Pirani, R. Li, F. Li, Q. Sun, T. Si, X. Luo, J. Chem. Phys., 160, 2024, 224308,

# 193 Interference-free laser-based temperature and CO-concentration measurements for shock-heated isooctane and isooctane/ethanol blends

D. He, Ting Si, M. Fikri and X. Luo, Meas. Sci. Technol., 35, 2024, 015502,

# 192 Towards miniaturized gas sensors based on substrate-integrated hollow waveguides and interband cascade light emitting diodes

M. Hlavatsch, N. Hab, N. Schäfer, R. Weih, J. Koeth, B. Mizaikoff, Sens. Diagn., 2, 2023, 438-444,

# 191 Wavelength Tuning in Resonant Cavity Interband Cascade Light Emitting Diodes (RCICLEDs) via Post Growth Cavity Length Adjustment

N. Schäfer, R. Weih, J. Scheuermann, F. Rothmayr, J. Koeth, S. Höfling, Sensors, 24, 2024, 3843,

# 190 Laser-irradiating infrared attenuated total reflection spectroscopy of articular cartilage: Potential and challenges for diagnosing osteoarthritis

P. Krebs, M. Nägele, P. Fomina, V. Virtanen, E. Nippolainen, R. Shaikh, I.O. Afara, J. Töyräs, I. Usenov, T. Sakharova, V. Artyushenko, V. Tafintseva, J.H. Solheim, B. Zimmermann, A. Kohler, O. König, S. Saarakkala, B. Mizaikoff, Osteoarthritis and Cartilage Open, 6, 2024, 100466,

# 189 Digital Twin of a photoacoustic trace gas sensor for monitoring methane in complex gas compositions

M. Müller, T. Rück, S. Jobst, J. Pangerl, S. Weigl, R. Bierl, F.-M. Matysik, Sens. Actuators B Chem., 378, 2023, 133119,

# 188 An Algorithmic Approach to Compute the Effect of Non-Radiative Relaxation Processes in Photoacoustic Spectroscopy

M. Müller, T. Rück, S. Jobst, J. Pangerl, S. Weigl, R. Bierl, F.-M. Matysik, Photoacoustics, 26, 2022, 100371,

# 187 Characterizing a sensitive compact mid-infrared photoacoustic sensor for methane, ethane and acetylene detection considering changing ambient parameters and bulk composition (N₂, O₂ and H₂O)

J. Pangerl, M. Müller, T. Rück, S. Weigl, R. Bierl, Sens. Actuators B Chem., 352, 2022, 130962,

# 186 Measurement of CO₂ isotopologue ratios using a hollow waveguide-based mid-infrared dispersion spectrometer

H. Zhang, T. Wu, Q. Wu, W. Chen, C. Ye, M. Wang, X. He, Anal. Chem., 95 (50), 2023, 18479-18486,

# 185 Comparison of photoacoustic spectroscopy and cavity ring-down spectroscopy for ambient methane monitoring at Hohenpeißenberg

M. Müller, S. Weigl, J. Müller-Williams, M. Lindauer, T. Rück, S. Jobst, R. Bierl, and F.-M. Matysik, Atmos. Meas. Tech., 16, 2023, 4263–4270,

# 184 Methyl methacrylate thermal decomposition: Modeling and laser spectroscopy of species time-histories behind reflected shock waves

I. C. Sanders, N. M. Kuenning, N. Q. Minesi, D. I. Pineda, R. M. Spearrin, Fuel, Vol. 335, 2023, 126846,

# 183 High-temperature absorption cross-sections and interference-immune sensing method for formaldehyde near 3.6-μm

N. M. Kuenning, I. C. Sanders, N. Q. Minesi, D. I. Pineda, R. M. Spearrin, J. Quant. Spec. Rad. Tr., Vol. 309, 2023, 108690,

# 182 Quantitative volumetric laser absorption imaging of methane and temperature in flames utilizing line-mixing effects

C. Wei, K. K. Schwarm, D. I. Pineda, R. M. Spearrin, Proc. Comb. Inst., Vol. 39, Iss. 1, 2023, 1229-1237,

# 181 High-speed laser absorption measurements of carbon oxides in linear detonation channels

K. L. Fetter, B. R. Steavenson, B. M. Ng, A. Andrade, C. S. Combs, D. I. Pineda, AIAA Aviation 2023 Forum, 2023, 4384,

# 180 Rovibrational Polaritons in Gas-Phase Methane

A. D. Wright, J. C. Nelson, M. L. Weichman, J. Am. Chem. Soc., 145, 10, 2023, 5982–5987,

# 179 The Chicago Water Isotope Spectrometer (ChiWIS-lab): A tunable diode laser spectrometer for chamber-based measurements of water vapor isotopic evolution during cirrus formation

L. C. Sarkozy, B. W. Clouser, K. D. Lamb, E. J. Stutz, H. Saathoff, O. Möhler, V. Ebert, E. J. Moyer, Rev. Sci. Instrum., Vol. 91, Iss. 4, 2020, 045120,

# 178 Quartz-Enhanced Photoacoustic Sensors for Detection of Eight Air Pollutants

R. De Palo, A. Elefante, G. Biagi, F. Paciolla, R. Weih, V. Villada, A. Zifarelli, M. Giglio, A. Sampaolo, V. Spagnolo, P. Patimisco, Adv. Phot. Res., Vo. 4, Iss. 6, 2023,

# 177 Distributed Feedback Interband Cascade Laser Based Laser Heterodyne Radiometer for Column Density of HDO and CH₄ Measurements at Dunhuang, Northwest of China

X. Lu, Y. Huang, P. Wu, D. Liu, H. Ma, G. Wang, Z. Cao, Remote Sens., 14(6), 2022, 1489,

# 176 Photoacoustic methane detection inside a MEMS microphone

T. Strahl, J. Steinebrunner, C. Weber, J. Wöllenstein, K. Schmitt, Photoacoustics, 29, 2023, 100428,

# 175 Proof-of-Concept Tabletop Tunable Diode Laser Absorption Spectrometer Instrument (TDLAS) for the Detection of H₂O(v) in Lunar Regolith for the Canadian Multipurpose Autonomous Penetrator for Lunar Exploration (MAPLE) Project

A. Gmereka, Dr. A. Elleryb, Dr. E. Cloutisc, B. Thibodeaud, IAC, 73rd, 2022, Paris, France,

# 174 Dual-comb optical activity spectroscopy for the analysis of vibrational optical activity induced by external magnetic field

D. Peng, C. Gu, Z. Zuo, Y. Di,X. Zou, L. Tang, L. Deng1, D. Luo1, Y. Liu, W. Li, Nat. Commun., 14, 2023, 883,

# 173 Quantification of Elevated Hydrogen Cyanide (HCN) Concentration Typical in a Residential Fire Environment Using Mid-IR Tunable Diode Laser

S. Ghanekar, G. P. Horn, R. M. Kesler, R. Rajasegar, J. Yoo and T. Lee, Appl. Spectrosc., 77(4), 2023, 382-392,

# 172 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., 3, 2018, 1743−1749,

# 171 Orion LAMS Laser Absorption Spectrometer for Human Spaceflight - Flight Unit Build and Test Results

J. Pohly, L. Christensen, M. Skow, K. Mansour, International Conference on Environmental Systems, July, 31st, 2020,

# 170 Mitigating Valence Intersubband Absorption in Interband Cascade Lasers

H. Knötig, J. Nauschütz, N. Opačak, S. Höfling, J. Koeth, R. Weih, B. Schwarz, Laser & Photonics Rev., 16, 2022, 2200156,

# 169 Carbon dioxide mid-infrared laser spectroscopy with a circular multireflection (CMR) cell

T. Phan, D. Tran, J. Esper, C. Nixon, G. Nehmetallah, SPIE Proc., 12116, Chemical, Biological, Radiological, Nuclear, and Explosives (CBRNE) Sensing XXIII, 2022,

# 168 High resolution gas mid-infrared spectroscopy using circular multireflection (CMR) cell

T. Phan, D. Tran, J. Esper, C. Nixon, and G. Nehmetallah, Proc. SPIE, 11741, Infrared Technology and Applications XLVII, 2021,

# 167 Analysis of the Stable Isotope Ratios (18O/16O, 17O/16O, and D/H) in Glacier Water by Laser Spectrometry

X. Cui, W. Chen, M. W. Sigrist, E. Fertein, P. Flament, K. De Bondt, N. Mattielli, analytical chemistry, 92, 2020, 4512−4517,

# 166 Mid-infrared hyperchaos of interband cascade lasers

Y. Deng, ZF. Fan, BB. Zhao et al. , Light Sci. Appl., 11, 2022,

# 165 Near-Surface Carbon-Dioxide Tunable Diode Laser Absorption Spectroscopy Concentration Measurements in Hypervelocity Flow

J. M. Weisberger, P. E. DesJardin, M. MacLean, R. Parker, Z. Carr, J. of Spacecraft and Rockets, Vol. 52, No. 6, 2015, 1551 - 1562,

# 164 Determining the most suitable spectral range for TDLS –a quantitative approach

M.-S. Bahr, B. Baumann, M. Wolff, Journal of Quantitative Spectroscopy & Radiative Transfer, Vol. 286, 2022,

# 163 Towards a dTDLAS‑Based Spectrometer for Absolute HCl Measurements in Combustion Flue Gases and a Better Evaluation of Thermal Boundary Layer Effects

Z. Qu, J. Nwaboh, O. Werhahn, V. Ebert, Flow, Turbulence and Combustion, 106, 2021, 533 - 546,

# 162 Methane leak detection by tunable laser spectroscopy and mid-infrared imaging

T. Strahl, J. Herbst, A. Lambrecht, E. Maier, J. Steinebrunner, J. Wöllenstein , Appl. Optics, Vol. 60, No. 15, 2021, C68-C75,

# 161 Broadband mid-infrared molecular spectroscopy based on passive coherent optical–optical modulated frequency combs

Z. Zuo, C. Gu, D. Peng, X. Zou, Y. Di, L. Zhou, D. Luo, Y. Liu, W. Li , Photonics Research, Vol. 9, Iss. 7, 2021, 1358-1368,

# 159 Direct absorption spectroscopy baseline fitting for blended absorption features

J. M. Weisberger, J. P. Richter, R. A. Parker, P. E. DesJardin, Appl. Optics, 2018,

# 158 Optical Wireless Link Operated at the Wavelength of 4.0 µm with Commercially Available Interband Cascade Laser

J. Mikołajczyk, R. Weih, M. Motyka, Sensors, Vol. 21, 2021,

# 157 MHz laser absorption spectroscopy via diplexed RF modulation for pressure, temperature, and species in rotating detonation rocket flows

A. Nair, D. Lee, D. I. Pineda, J. Kriesel, W. A. Hargus Jr., J. W. Bennewitz, S. A. Danczyk, R. M. Spearrin, Appl. Phys. B, Lasers and Optics, 126, 2020,

# 156 Ignition-delay-time/time-resolved CO₂-concentration measurements during the combustion of iC4H10/H2 mixtures

D. He, Z. Peng, Y. Ding, Fuel, Vol. 284, 2021,

# 155 Time-resolved CO₂ concentration and ignition delay time measurements in the combustion processes of n-butane/hydrogen mixtures

H. Dong, P. Zhimin, D. Yanjun, Combustion and Flame, Vol. 207, 2019, 222 - 231,

# 154 Measurements of H₂O, CO₂, CO and Static Temperature inside Rotating Detonation Engines

K. Thurmond, K. A. Ahmed, S. Vasu, AIAA, SciTech Forum, Session: Detonative Pressure Gain Combustion I, 2019,

# 153 MHz-rate Laser Spectroscopic Instrument for Reacting Flow Composition and Temperature Measurements inside Rotating Detonation Engines

K. Thurmond, S. Vasu, J. Stout, S. B. Coogan, K. A. Ahmed, I. B. Dunn, S. White, C. Nolen, AIAA, Joint Propulsion Conference, Session: Measurement and Diagnostic Techniques II, 2018,

# 152 Additive manufacturing ecosystem continues to adapt to industry demands

F. Moglia, EPIC Insights, euroPHOTONICS, Summer 2021, pp. E16 - E19,

# 151 The interband cascade laser

J. R. Meyer, W. Bewley, C. L. Canedy, C. S. Kim, M. Kim, C. D. Merritt, I. Vurgaftman, Photonics, Vol. 7, No. 3 (75), 2020,

# 150 In‑situ thermochemical analysis of hybrid rocket fuel oxidation via laser absorption tomography of CO, CO₂, and H₂O

F. A. Bendana, I. C. Sanders, J. J. Castillo, C. G. Hagström, D. I. Pineda, R. M. Spearrin, Experiments in Fluids, Iss. 9, Art. 190, 2020,

# 149 Extraordinary evanescent field confinement waveguide sensor for mid-infrared trace gas spectroscopy

M. Vlk, A. Datta, S. Alberti, H. D. Yallew, V. Mittal, G. S. Murugan, J. Jagerska, Light Sci. Appl., Vol. 10, Art.26, 2021,

# 148 Development of a dew/frost point temperature sensor based on tunable diode laser absorption spectroscopy and its application in a cryogenic wind tunnel

W. Nie, Z. Xu, R. Kan, J. Ruan, L. Yao, B. Wang, Y. He, Sensors, Vol.18, Iss.8, 2018, 2704.,

# 147 Hydrogen sensor based on tunable diode laser absorption spectroscopy

V. Avetisov, O. Bjoroey, J. Wang, P. Geiser, K. G. Paulsen, Sensors, Vol.19, Iss.23, 2019, 5313.,

# 146 Multivariate analysis of photoacoustic spectra for the detection of short-chained hydrocarbon isotopologues

A. Loh, M. Wolff, MDPI, 2020, 25, 2266.,

# 145 High resolution spectra of 13C ethane and propane isotopologues photoacoustically measured using interband cascade lasers near 3.33 and 3.38 μm, respectively

A. Loh, M. Wolff, Journal of Quantitative Spectroscopy & Radiative Transfer, 227, 2019, pp. 111 – 116.,

# 144 Accurate analysis of HCl in biomethane using laser absorption spectroscopy and ion-exchange chromatography

J. A. Nwaboh, H. Meuzelaar, J. Liu, S. Persijn, J. Li, A. M. H. van der Veen, N. Chatellier, A. Papin, Z. Qu, O. Werhahna, V. Eberta, Analyst, Iss. 4, 2021.,

# 143 Optical detection of formaldehyde in air in the 3.6 µm range

M. Winkowski, T. Stacewicz, , Biomed Opt. Expr.,, Dezember 2020, 2020, pp. 7019–7031.,

# 142 Methane, ethane and propane detection using a compact quartz enhanced photoacoustic sensor and a single interband cascade laser

A. Sampaolo, S. Csutak, P. Patimisco, M. Giglio, G. Menduni, V. Passaro, F. K. Tittel, M. Deffenbaugh, V. Spagnolo, Sensors and Actuators B: Chemical, Vol. 282, 2019, pp. 952-960.,

# 141 Atmospheric CH₄ measurement near a landfill using an ICL-based QEPAS sensor with V-T relaxation self-calibration

H. Wu, L. Dong, X. Yin, A. Sampaolo, P. Patimisco, W. Ma, L. Zhang, W. Yin, L. Xiao, V. Spagnolo, S. Jia, Sensors and Actuators B: Chemical, Vol.297, 2019, 126753.,

# 140 Interband cascade laser arrays for simultaneous and selective analysis of C1–C5 hydrocarbons in petrochemical industry

J. Scheuermann, P. Kluczynski, K. Siembab, M. Straszewski, J. Kaczmarek, R. Weih, M. Fischer, J. Koeth, A. Schade, S. Höfling, Appl. Spectrosc, January 2021, 2021,

# 139 Development of a Method for Non‐Invasive Measurement of Absolute Pressure in Partially Transparent Containers with Carbonated Beverages

M. Grafen, M. Falkenstein, A. Ostendorf, C. Esen, Chemie, Ingenieur, Technik, Vol. 92, Iss. 11, Spec. Iss.: Bioraffinerien, 2020, pp 1830 - 1839.,

# 138 High efficiency mid-infrared interband cascade LEDs grown on low absorbing substrates emitting >5 mW of output power

N. Schäfer, J. Scheuermann, R. Weih, J. Koeth, S. Höfling, Opt. Eng., 58(11), 2019, 117106.,

# 137 Line mixing and broadening of carbon dioxide by argon in the v3 bandhead near 4.2 μm at high temperatures and high pressures

D. D. Lee, F. A. Bendana, A. P. Nair, D. I. Pineda , R. M. Spearrin, , Journal of Quantitative Spectroscopy & Radiative Transfer, No. 253, 2020, 107135,

# 136 Temperature-dependent line mixing in the R-branch of the v3 band of methane

J. Li, A. P. Nair, K. K. Schwarm, D. I. Pineda, R. M. Spearrin, Journal of Quantitative Spectroscopy & Radiative Transfer, No.255, 2020, 107271.,

# 135 Interband cascade laser absorption of hydrogen chloride for high-temperature thermochemical analysis of fire-resistant polymer reactivity

D. I. Pineda, J. L. Urban, R. M. Spearrin,, , Appl. Opt., Vol.59, No.7, 2020, pp. 2141-2148.,

# 134 Deep neural network inversion for 3D laser absorption imaging of methane in reacting flows

C. Wei, K. K. Schwarm, D. I. Pineda, R. M. Spearrin, , Opt. Lett, Vol.45, No.8, 2020, p. 2447.,

# 133 Midinfrared sensor system based on tunable laser absorption spectroscopy for dissolved carbon dioxide analysis in the south china sea: system-level integration and deployment

Z. Liu, C. Zheng, T. Zhang, Y. Li, Q. Ren, C. Chen, W. Ye, Y. Zhang, Y. Wang, F. K. Tittel, Anal. Chem., Vol. 92, Iss. 12, 2020, pp. 8178 − 8185.,

# 132 Light and microwaves in laser frequency combs: an interplay of spatio-temporal phenomena

M. Piccardo, D. Kazakov, B. Schwarz, P. Chevalier, A. Amirzhan, Y. Wang, F. Xie, K. Lascola, S. Becker, L. Hildebrandt, R. Weih, A. Belyanin, F. Capasso, San Jose, CA, USA, 2019, , 2019 Conference on Lasers and Electro-Optics (CLEO), 2019, pp. 1-2.,

# 131 Unveiling quantum-limited operation of interband cascade lasers

S. Borri , M. Siciliani de Cumis , S. Viciani , F. D’Amato, P. De Natale, APL Phot., Vol.5, Iss.3, 2020, 036101,

# 130 Simple electrical modulation scheme for laser feedback imaging

K. Bertling, T. Taimre, G. Agnew, Y. L. Lim, P. Dean, D. Indjin, S. Höfling, R. Weih, M. Kamp, M. v. Edlinger, J. Koeth, Aleksandar D. Rakic, IEEE Sens. J., Vol.16, No. 7, April, 1, 2016, pp. 1937-1942.,

# 129 Sub-ppb-level CH₄ detection by exploiting a low-noise differential photoacoustic resonator with a room-temperature interband cascade laser

H. Zhen, Y. Liu, H. Lin, R. Kan, P. Patimisco, A. Sampaolo, M. Giglio, W. Zhu, J. Yu, F. K. Tittel, V. Spagnolo, Z. Chen, Opt. Expr., Vol. 28, Iss. 13, 2020, p. 19446.,

# 128 Quartz-enhanced photoacoustic spectroscopy for hydrocarbon trace gas detection and petroleum exploration

A. Sampaoloa, G. Mendunib,P. Patimiscoa, M. Giglioa, V. M.N. Passaroc, L. Donga, H. Wua, F. K. Tittel, V. Spagnoloa, , Fuel, Vol.277, 2020,

# 127 Narrow linewidth characteristics of interband cascade lasers

Y. Deng , B.-B. Zhao, X.-G. Wang, C. Wang, Appl. Phys. Lett., Vol.116, 2020, 201101,

# 126 Contrast enhancement of surface layers with fast middle-infrared scanning

T. Kümmel, T. Teumer, P. Dörnhofer, F.-J. Methner, B. Wängler, M. Rädle, Heliyon, Vol. 5, Iss. 9, September 2019,

# 125 Time-resolved laser absorption imaging of ethane at 2 kHz in unsteady partially premixed flames

K. K. Schwarm, C. Wei, D. I. Pineda, R. M. Spearrin, Appl. Opt., Vol. 58, Iss. 21, Juli 2019, pp. 5656 - 5662.,

# 124 Tomographic laser absorption imaging ofcombustion species and temperature in the mid-wave infrared

C. Wei, D. I. Pineda, C. S. Goldenstein, R. M. Spearrin, Opt. Exp., Vol. 26, Iss. 16, 2018, pp. 20944 - 20951.,

# 123 Multi-wavelength speciation of high-temperature 1-butene pyrolysis

N. H. Pinkowski, S. J. Cassady, D. F. Davidson, R. K. Hanson, Fuel, Vol. 244, 15th May 2019, pp. 269-281.,

# 122 A streamlined approach to hybrid-chemistry modeling for a low cetane-number alternative jet fuel

N. H. Pinkowski, Y. Wang , S. J. Cassady , D. F. Davidson , R. K. Hanson , Combustion and Flame, Vol.208, October 2019, pp. 15-26.,

# 121 A comparative laser absorption and gas chromatography study of low-temperature n-heptane oxidation intermediates

A. M. Ferris, J. W. Streicher, A. J. Susa, D. F. Davidson, R. K. Hanson , Proc. of the Comb. Inst., Vol.37, Iss.1, 2019, pp. 249-257.,

# 120 Single-ended mid-infrared laser-absorption sensor for time-resolved measurements of water concentration and temperature within the annulus of a rotating detonation engine

W. Y. Peng, S. J. Cassady, C. L. Strand, C. S. Goldenstein, R. Mitchell Spearrin, C. M. Brophy, J. B. Jeffries, R. K. Hanson, Proc. of the Comb. Inst., Vol.37, Iss.2, 2019, pp. 1435 - 1443.,

# 119 Interband cascade laser based quartz-enhanced photoacoustic sensor for multiple hydrocarbons detection

A. Sampaolo, S. Csutak, P. Patimisco, M. Giglio, G. Menduni, V. Passaro, F. K. Tittel, M. Deffenbaugh, V. Spagnolo, Proc. SPIE 10540, Quantum Sensing and Nano Electronics and Photonics XV , 26th January 2018, 105400C,

# 118 Metrological quantification of CO in biogas using laser absorption spectroscopy and gas chromatography

J. A. Nwaboh, S. Persijn, K. Arrhenius, H. Bohlén, O. Werhahn, V. Ebert, Meas. Sci. Technol., Vol.29, No.9, 2018,

# 117 The driver design for N₂O gas detection system based on tunable interband cascade laser

L. Liao, J. Zhang, D. Dong, E3S Web Conf., Vol.78, 2019, 03002.,

# 116 Nitric oxide analysis down to ppt levels by optical-feedback cavity-enhanced absorption spectroscopy

L. Richard, D. Romanini, I. Ventrillard, Sensors, MDPI, Vol.18, Iss.7, 2018,

# 115 A portable low-power QEPAS-based CO₂ isotope sensor using a fiber-coupled interband cascade laser

Z. Wanga, Q. Wanga, J. Y.-L. Chingb, J. C.-Y. Wub, G. Zhangc, W. Rena , Sensors and Actuators, B 246, 2017, pp. 710–715.,

# 114 Interband cascade laser absorption sensor for real-time monitoring of formaldehyde filtration by a nanofiber membrane

C. Yao, Z. Wang, Q. Wang, Y. Bian, C. Chen, L. Zhang, W. Ren , App. Optics, Vol.57, No.27, 20.September 2018, 8005.,

# 113 Characterization of temperature and soot volume fraction in laminar premixed flames: laser absorption / extinction measurement and two-dimensional computational fluid dynamics modeling;

L. Ma, H. Ning, J. Wu, K.-P. Cheong, W. Ren, Energy Fuels, Vol.32, 2018, pp. 12962 − 12970.,

# 112 Non-uniform temperature and species concentration measurements in a laminar flame using multi-band infrared absorption spectroscopy

L. Ma, L. Y. Lau, W. Ren, Appl. Phys. B, 2017, 123: 83.,

# 111 Mid-infrared heterodyne phase-sensitive dispersion spectroscopy in flame measurements

L. Ma, Z. Wang, K.-P. Cheong, H. Ning, W. Ren, Pro. of the Comb. Inst., Vol.37, Issue 2, 2019, pp. 1329 - 1336.,

# 110 Optical fiber tip‑based quartz‑enhanced photoacoustic sensor for trace gas detection

Z. Li, Z. Wang, C. Wang, W. Ren, Appl. Phys. B, 2016, 122:147.,

# 109 Performance enhancement of methane detection using a novel self-adaptive mid-infrared absorption spectroscopy technique

F. Song, C. Zheng, W. Yan, W. Ye, Y. Zhang, Y. Wang, F. K. Tittel, IEEE Phot. Journ., Vol.10, No.6, December 2018,

# 108 Dual-feedback mid-infrared cavity-enhanced absorption spectroscopy for H₂CO detection using a radio-frequency electricallymodulated interband cascade laser

Q. He, C. Zheng, M. Lou, W. Ye, Y. Wang, F. K. Tittel , Opt. Expr, Vol.26, No.12, 2018, p. 15436.,

# 107 Interband cascade laser-based ppbv-level mid-infrared methane detection using two digital lock-in amplifier schemes

F. Song, C. Zheng, D. Yu, Y. Zhou, W. Yan, W. Ye, Y. Zhang, Y. Wang, F. K. Tittel , Appl. Phys. B, 2018, 124:51.,

# 106 Recent progress in laser‑based trace gas instruments: performance and noise analysis

J. B. McManus, M. S. Zahniser, D. D. Nelson et. al., Appl. Phys. B, 2015, 119: 203.,

# 105 Design and performance of a dual-laser instrument for multiple isotopologues of carbon dioxide and water

J. B. McManus, D. D. Nelson and M. S. Zahniser , Optics Express, Vol.23, Issue 5, 2015, pp. 6569-6586.,

# 104 Mid-infrared heterodyne phase-sensitive dispersion spectroscopy in flame measurements

L. Ma, Z. Wang, K.-P. Cheong, H. Ning, W. Ren , Proceedings of the Combustion Institute, 2018, pp. 1 - 8.,

# 103 Detection of ethanol using a tunable interband cascade laser at 3.345 μm

H. Gao, L. Xie, P. Gong et al. , Photonic Sensors, 2018, pp. 1 - 7,

# 102 Laser detection

L. Hildebrandt, Hydrocarbon Engineering, Februar 2018,

# 101 Single-mode interband cascade laser multiemitter structure for two-wavelength absorption spectroscopy;

Scheuermann, R. Weih, S. Becker, M. Fischer, J. Koeth, S. Höfling, Opt. Eng., 57 (1), September 2017, 011008,

# 100 Multiheterodyne spectroscopy using interband cascade lasers

L. A. Sterczewski, J. Westberg, C. L. Patrick, C. S. Kim, M. Kim, C. L. Canedy, W. W. Bewley, C. D. Merritt, I. Vurgaftman, J. R. Meyer and G. Wysocki, Opt. Eng., 57(1), Januar 2018, 011014,

# 99 A photonic platform for donor spin qubits in silicon

K. J. Morse, R. J. S. Abraham, A. DeAbreu, C. Bowness, T. S. Richards, H. Riemann, N. V. Abrosimov, P. Becker, H.-J. Pohl, M. L. W. Thewalt, S. Simmons , Sci. Adv., Vol. 3, No.7, 2017, e1700930.,

# 98 Development of a solid state, non-invasive, human touch based blood alcohol sensor

B. Ver Steeg, D. Treese, R. Adelante, A. Kraintz, B. Laaksonen, T. Ridder, M. Legge, N. Koslowski, S. Zeller, L. Hildebrandt, J. Koeth, L. Cech, D. Rumps, M. Nagolu, D. Cox, 25th ESV, 2017, 17-0036-O.,

# 97 Driver alcohol detection system for safety (DADSS) - preliminary human testing results

S. E. Lukas, A. Zaouk, E. Ryan, J. McNeil, J. Shepherd, M. Willis, N. Dalal, K. Schwartz, 25th ESV, 2017, 17-0304-O.,

# 96 Fiber-coupled 2.7 μm laser absorption sensor for CO₂ in harsh combustion environments

R. M. Spearrin, C. S. Goldenstein, J. B. Jeffries and R. K. Hanson, Meas. , Sci. Technol., 24.April.2013, 055107.,

# 95 Harsh-environment-resistant OH-vibrations-sensitive mid-infrared water-ice photonic sensor;

J. Martínez, A. Ródenas, A. Stake, M. Traveria, M. Aguiló, J. Solis, R. Osellame, T. Tanaka, B. Berton, S. Kimura, N. Rehfeld, F. Díaz , Adv. Mater. Technol., 2017, 1700085.,

# 94 Compact optical probe for flame temperature and carbon dioxide using interband cascade laser absorption near 4.2 μm

J. J. Girard, R. M. Spearrin, C. S. Goldenstein, R. K. Hanson, Elsevier , Combustion and Flame, Vol.178, April 2017, pp. 158 – 167.,

# 93 Interband cascade laser-based optical transfer standard for atmospheric carbon monoxide measurements

J. A. Nwaboh, Z. Qu, O. Werhahn and V. Ebert , App. Optics, Vol. 56, No.11, 10. April 2017, pp. E84-E93.,

# 92 Development and field deployment of a mid-infrared methane sensor without pressure control using interband cascade laser absorption spectroscopy

Ch. Zheng, W. Ye, N. P. Sanchez, Ch. Li, L. Dong, Y. Wang, R. J. Griffin, F. K. Tittel , Sensors and Actuators B: Chemical, Vol. 244, June 2017, 365–372.,

# 91 Brillouin optical time domain analysis in silica fibers at 850 nm wavelength

A. Minardo, A. Coscetta, R. Bernini, and L. Zeni, EEE Phot. Tech I. Lett., Vol.28, No.22, 15. November 2016,

# 90 Optical feedback cavity-enhanced absorption spectroscopy with a 3.24 µm interband cascade laser

K. M. Manfred, G. A. D. Ritchie, N. Lang, J. Roepcke, J. H. van Helden , Appl. Phys. Lett. 106, 2015, 221106.,

# 89 Mars methane detection and variability at Gale crater

C. R. Webster, P. R. Mahaffy, S. K. Atreya, G. J. Flesch, M. A. Mischna, P.-Y. Meslin, K. A. Farley, P. G. Conrad,L. E. Christensen, A. A. Pavlov, J. Martín-Torres, M.-P. Zorzano, T. H. McConnochie, T. Owen, J. L. Eigenbrode, D. P. Glavin, A. Steele, C. A. Malespin, P. Douglas Archer Jr., B. Sutter, P. Coll, C. Freissinet, C. P. McKay, J. E. Moores, S. P. Schwenzer, J. C. Bridges, R. Navarro-Gonzalez, R. Gellert, M. T. Lemmon , the MSL Science Team, Science, Vol.347, Issue 6220, 23. Januar 2015 , pp. 415-417.,

# 88 Oxygen-18 isotope of breath CO₂ linking to erythrocytes carbonic anhydrase activity: a biomarker for pre-diabetes and type 2 diabetes

C. Ghosh, G. D. Banik, A. Maity, S. Som, A. Chakraborty, C. Selvan, S. Ghosh, S. Chowdhury, M. Pradhan , Scientific Reports, 2015, 5 : 8137.,

# 87 Optical‑feedback cavity‑enhanced absorption spectroscopy with an interband cascade laser: application to SO₂ trace analysis

L. Richard, I. Ventrillard, G. Chau, K. Jaulin, E. Kerstel, D. Romanini , Appl. Phys. B, 2016, 122:247.,

# 86 Detection of methyl mercaptan with a 3393‑nm distributed feedback interband cascade laser

Z. Du, W. Zhen, Z. Zhang, J. Li, N. Gao, Appl. Phys. B, 2016, 122 : 100,

# 85 Frequency modulation characteristics for interband cascade lasers emitting at 3 µm

J. Li, Z. Du, Y. An, Appl. Phys. B, 2015, 121:7–17.,

# 84 Optical gas sensing: a review

J. Hodgkinson, R. P. Tatam, Measurement Science and Technology, Vol.24, No.1, 2013,

# 83 Mid-infrared surface plasmon polariton chemical sensing on fiber-coupled ITO coated glass

J. Martínez, A. Ródenas, M. Aguiló, T. Fernandez, J. Solis, F. Díaz , Optics Letters, Vol. 41, No. 11, 1th June 2016, pp. 2493 - 2496.,

# 82 Ppb-level mid-infrared ethane detection based on three measurement schemes using a 3.34 μm continuous-wave interband cascade laser

C. Li, C. Zheng, L. Dong, W. Ye, F. K. Tittel, Y. Wang , Appl. Phys. B, July 2016, 122:185.,

# 81 Dynamic spectral characteristics measurement of DFB interband cascade laser under injection current tuning

Z. Du, G. Luo, Y. An, J. Li, Appl. Phys. Lett., 109, 2016, 011903.,

# 80 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.,

# 79 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.,

# 78 Ppb-level formaldehyde detection using a CW room-temperature interband cascade laser and a miniature dense pattern multipass gas cell

L. Dong,Y. Yu,.C. Li, S. So, F. Tittel, Optics Express, Vol. 23, Issue 15, 2015, pp. 19821-19830.,

# 77 Compact TDLAS based sensor design using interband cascade lasers for mid-IR trace gas sensing

L. Dong, F. K. Tittel, C. Li, N. P. Sanchez, H. Wu, C. Zheng, Y. Yu, A. Sampaolo, R. J. Griffin , Optics Express, Vol. 24, Issue 6, 2016, pp. A528-A535.,

# 76 Diode laser-based trace detection of hydrogen-sulfide at 2646.3 nm and hydrocarbon spectral interference effects

R. Sharma, C. Mitra, V. Tilak, 55(3) , Opt. Eng. , 55 (3), 14th March 2016, 037106,

# 75 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, , Novel In-Plane Semiconductor Lasers , XV, 9767, 10th March 2016, 976712,

# 74 Laser absorption diagnostic for measuring acetylene concentrations in shock tubes

I. Stranic, R. K. Hanson pp. 58-65, Journal of Quantitative Spectroscopy and Radiative Transfer, 142, July 2014, pp. 58 - 65,

# 73 Time-multiplexed open-path TDLAS spectrometer for dynamic, sampling-free, Interstitial H218O and H216O vapor detection in ice clouds

B. Kuehnreich, S. Wagner, J.C. Habig, O. Moehler, H. Saathoff, V. Ebert , App. Phys. B, 119, 2015, pp. 177-187.,

# 72 TDLAS-based NH₃ mole fraction measurement for exhaust diagnostics during selective catalytic reduction using a fiber-coupled 2.2-µm DFB Diode laser

F. Stritzke, O. Diemel, S. Wagner , App. Phys. B, 119, 2015, pp. 143-152.,

# 71 Novel utilisation of a circular multi-reflection cell applied to materials ageing experiments

D.A. Knox, A.K. King, E.D. McNaghten, S.J. Brooks, P.A. Martin, S.M. Pimblott , App. Phys. B, 119, 2015, pp. 55-64.,

# 70 In situ H₂O and temperature detection close to burning biomass pellets using calibration-free wavelength modulation spectroscopy

Z. Qu, F.M. Schmidt, App. Phys. B, 119, 2015, pp. 45-53.,

# 69 A quartz-enhanced photoacoustic sensor for H₂S trace-gas detection at 2.6µm

S. Viciani, M. Siciliani de Cumis, S. Borri, P. Patimisco, A. Sampaolo, G. Scamarcio, P. De Natale, F. D'Amato, V. Spagnolo, App. Phys. B, 119, 2015, pp. 21-27,

# 68 Field laser applications in industry and research

F. D'Amato, A. Fried, App. Phys. B, 119, 2015, pp. 1-2.,

# 67 New Opportunities in Mid-Infrared Emission Control

P. Geiser, Sensors, 2015, pp. 22724-22736.,

# 66 The Performance of the calibration mudule for SPHERE

F. Wildi, B. Michaud, M. Crausaz, R. Dubosson, D. Mouliiet, K. Dohlen, H.-M. Schmidt, J.-L. Beuzit, in Ground-based and Airborne Instrumentation for Astronomy, III, SPIE, 2011, 7735-101,

# 65 H₂O temperature sensor for low-pressure flames using tunable Diode laser Absorption near 2.9 µm

S. Li, A. Farooq, R.K. Hanson, Meas. Sci. Technol., 22, 2011, pp. 125301-125311.,

# 64 Interband Cascade Lasers - Topical Review

I. Vurgaftman, R. Weih, M. Kamp, C.L. Canedy, C.S. Kim, M. Kim, W.W. Bewley, C.D. Merritt, J. Abell, S. Hoefling, Phys. D: Appl. Phys., 48, 2015, pp. 123001-12017.,

# 63 Breath Analysis Using Laser Spectroscopic Techniques: Breath Biomarkers, Spectral Fingerprints, and Detection Limits

C. Wang and P. Sahay, Sensors, 9, 2009, 8230 - 8262,

# 62 High-sensitivity interference-free diagnostic for measurement of methane in shock tubes

R. Sur, S. Wang, K. Sun, D. F. Davidson, J. B. Jeffries, R. K. Hanson, Journal of Quantitative Spectroscopy and Radiative Transfer, Vol. 156, May 2015, pp. 80-87,

# 61 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, J.B. McManus, D.D. Nelson, M.S. Zahniser, C.E. Kolb, Environ. Sci. Technol., 48, 2014, 8028-8034.,

# 60 Single mode quantum cascade lasers with shallow-etched distributed Bragg reflector

P. Fuchs, J. Friedl, S. Hoefling, J. Koeth, A. Forchel, L. Worschech, M. Kamp, Opt. Expr., 20,4, 2012, pp. 3890-3897.,

# 59 Semiconductor laser damage due to human-body-model electrostatic discharge

Y. Twu, L.S. Cheng, S.N.G. Chu, F.R. Nash, K.W. Wang, P. Parayanthal , Journal of Applied Physics, 74 (3), August 1993, 1510-1520.,

# 58 Human-Body-Model Electrostatic-Discharge and Electrical-Overstress Studies of Buried-Heterostructure Semiconductor Lasers

J.S. Huang, T. Olson, E. Isip, IEEE Transactions on Devices and Materials Reliability, 7,3, September 2007, 453-461.,

# 57 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, 2011, 211118,

# 56 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, App. Phys. Lett., 97, 2010, 181111,

# 55 Photonic Crystal Laser Based Gas Sensor

M. Wolff, H. Bruhns, J. Koeth, W. Zeller, L. Naehle, Optical Sensors - New Developments and Practical Applications, 19th March 2014, Chapter 4,

# 54 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. von Edlinger, J. Koeth, A.D. Rakic, Appl. Phys. Lett., 103, 2013, 231107,

# 53 CW DFB RT diode laser-based sensor for trace-gas detection of ethane using a novel compact multipass gas absorption cell

K. Krzempek, M. Jahjah, R. Lewicki, P. Stefanski, S. So, D. Thomazy, F.K. Tittel, Appl. Phys. B, 112, 4. September 2013, pp. 461-465.,

# 52 Antireflection-coated blue GaN laser diodes in an external cavity and Doppler-free indium absorption spectroscopy

L. Hildebrandt, R. Knispel, S. Stry, J.R. Sacher, F. Schael , Appl. Opt., 42, No. 12, 2003, pp. 2110-2118.,

# 51 Noninvasive monitoring of gas in the lungs and intestines of newborn infants using diode lasers: feasibility study

P. Lundin, E.K. Svanberg, L. Cocola, M.L. Xu, G. Somesfalean, S. Andersson-Engels, J. Jahr, V. Fellman, K. Svanberg, S. Svanberg , Journal of Biomedical Optics, 18 (12), December 2013, 127005,

# 50 Mid-IR difference frequency laser-based sensors for ambient CH₄, CO, and N₂O monitoring;

J. J. Scherer, J. B. Paul, H. J. Jost, Marc L. Fischer, Appl. Phys. B, 109, 3, November 2017, pp. 271-277.,

# 49 Spectroscopic monitoring of NO traces in plants and human breath: applications and perspectives

S. M. Cristescu, D. Marchenko, J. Mandon, K. Hebelstrup, G. W. Griffith, L. A. J. Mur, F. J. M. Harren, Appl. Phys. B,, 109, 3, November 2012, pp. 203-211.,

# 48 Absolute, spatially resolved, in situ CO profiles in atmospheric laminar counter-flow diffusion flames using 2.3 µm TDLAS

S. Wagner, M. Klein, T. Kathrotia, U. Riedel, T. Kissel, A. Dreizler, V. Ebert , Appl. Phys. B, 109, 3, November 2012, pp. 533-540.,

# 47 High-speed tunable diode laser absorption spectroscopy for sampling-free in-cylinder water vapor concentration measurements in an optical IC engine;

O. Witzel, A. Klein, S. Wagner, C. Meffert, C. Schulz, V. Ebert, Appl. Phys. B, 109, 3, November 2012, pp. 521-532.,

# 46 TDLAS-based open-path laser hygrometer using simple reflective foils as scattering targets;

A. Seidel, S. Wagner, V. Ebert, Appl. Phys. B, 109, 3, November 2012, pp. 497-504.,

# 45 Measurements of CO₂ in a multipass cell and in a hollow-core photonic bandgap fiber at 2 µm

J. A. Nwaboh, J. Hald, J. K. Lyngsø, J. C. Petersen, O. Werhahn , Appl. Phys. B, 109, 3, November 2012, pp. 187 - 194,

# 44 High sensitivity Faraday rotation spectrometer for hydroxyl radical detection at 2.8 µm

W. Zhao, G. Wysocki, W. Chen, W. Zhang , Appl. Phys. B, 109, 3, November 2012, pp. 511-519.,

# 43 Chemical analysis of surgical smoke by infrared laser spectroscopy

Michele Gianella, Markus W. Sigrist , Appl. Phys. B, 109, 3, November 2012, pp. 485-496.,

# 42 Line shapes of near-infrared DFB and VCSEL diode lasers under the influence of system back reflections;

R. Engelbrecht, B. Lins, P. Zinn, R. Buchtal, B. Schmauss , Appl. Phys. B, 109, 3, November 2012, pp. 441-452.,

# 41 All-fiber, wavelength and repetition-rate tunable, ultrafast pulse generation in the 2.0 μm region without mode-locking

M. E. Durst and J. van Howe, Journal of lightwave technology,, Vol. 31, No. 23, 1th December 2013, pp. 3714-3718.,

# 40 Comb-assisted spectroscopy of CO₂ absorption profiles in the near- and mid-infrared regions

A. Gambetta, D. Gatti, A. Castrillo, N. Coluccelli, G. Galzerano, P. Laporta, L. Gianfrani, M. Marangoni, Appl. Phys. B, 109, 3, November 2012, pp. 385-390,

# 39 The nulltimate test bench: achromatic phase shifters for nulling interferometry

P.A. Schuller, O. Demangeon, A. Leger, M. Barillot, B. Chazelas, M. Decaudin, M. Derrien, P. Duret, P. Gabor, G. Gadret, J. Gay, A. Labeque, R. Launhardt, J. Mangin, Y. Rabbia, Z. Sodnikal , Proc. SPIE , 2010, 7734, 77342E.,

# 38 Monolithic widely tunable laser diodes for gas sensing at 2100 nm

N. Koslowski, A. Heger, K. Roesner, M. Legge, L. Hildebrandt, J. Koeth, Novel In-Plane Semiconductor Lasers, XII, 2013, 864008,

# 37 nanoplus wide tuning introduction

# 36 Single mode interband cascade lasers based on lateral metal gratings

R. Weih, L. Naehle, Sven Hoefling, J. Koeth, M. Kamp , Appl. Phys. Lett., 105,7, 2014, pp. 071111.,

# 35 TDLAS-based sensors for in situ measurement of syngas composition in a pressurized, oxygen-blown, entrained flow coal gasifier

R. Sur, K. Sun, J.B. Jeffries, R.K. Hanson, R.J. Pummill, T. Waind, D.R. Wagner, K.J. Whitty, 2014, Appl. Phys. B, 116, 1, 2014, pp. 33-42,

# 34 High power pulsed 976 nm DFB laser diodes

W. Zeller, M. Kamp, J. Koeth, L. Worschech, Photonic Microdevices/Microstructures for Sensing, II, 76820T, 2010,

# 33 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, Spectroch. Acta, Part A 60, 2004, pp. 3243-3247.,

# 32 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,

# 31 QCL based NO Detection

M. Wolff, J. Koeth, L. Hildebrandt, P. Fuchs; 16th International Conference on Photoacoustic and Photothermal Phenomena.,

# 30 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, Karl Roessner, D. Brueckner , Opt. Lett., 35, 5, 2010, pp. 634.636.,

# 29 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.,

# 28 In situ combustion measurements of H₂O and temperature near 2.5 µm using tunable diode laser absorption

A. Farooq, J.B Jeffries, R.K Hanson, Meas. Sci. Technol., 19, 2008, 075604, pp. 11.,

# 27 The limits of signal averaging in atmospheric trace-gas monitoring by tunable diode-laser absorption spectroscopy (TDLAS)

P. Werle, R. Miicke, F. Slemr, Appl. Phys. B, 57, 1993, pp. 131-139,

# 26 Corrugated-sidewall interband cascade lasers with single-mode midwave-infrared emission at room temperature;

C.S. Kim, M. Kim, W.W. Bewley, J.R. Lindle, C.L. Canedy, J. Abell, I. Vurgaftman, J.R. Meyer , Appl. Phys. Lett., 95, 2009, 231103.,

# 25 Isotope Ratios of H, C, and O in CO₂ and H₂O of the Martian Atmosphere

C.R. Webster, P.R. Mahaffy, G.J. Flesch, P.B. Niles, J. Jones, L.A. Leshin, S.K. Atreya, J.C. Stern, L.E. Christensen, T. Owen, H. Franz, R.O. Pepin, A. Steele, Science, 341, 6143, 2013, pp. 260-263.,

# 24 Abundance and Isotopic Composition of Gases in the Martian Atmosphere from the Curiosity Rover

P.R. Mahaffy, C.R. Webster, S.K. Atreya, H. Franz, M. Wong, P.G. Conrad, D. Harpold, J. Jones, L.A. Leshin, H. Manning, T. Owen, R.O. Pepin, S. Squyres, M. Trainer, Science, 341, 6143, 2013, pp. 263-266.,

# 23 MAMMUT: mirror vibration metrology for VLTI

I. Spaleniak, F. Giessler, R. Geiss, S. Minardi, T. Pertsch, R. Neuhaeuser, M. Becker, M. Rothhardt, F. Delplancke, A. Richichi, S. Menardi, C. Schmid.,

# 22 Sensing of formaldehyde using a distributed feedback interband cascade laser emitting around 3493 nm

S. Lundqvist, P. Kluczynski, R. Weih, M. von Edlinger, L. Naehle, M. Fischer, A. Bauer, S. Hoefling, J. Koeth, Appl. Opt., , 51, 25, 2012, pp. 6009-6013.,

# 21 The airborne multi-wavelength water vapor differential absorption lidar WALES: system design and performance

M. Wirth, A. Fix, P. Mahnke, H. Schwarzer, F. Schrandt, G. Ehret, Appl. Phys.B, 96, 1th July 2009, pp. 201-213,

# 20 Interband cascade lasers with room temperature threshold current densities below 100 A/cm2

R. Weih, M. Kamp, S. Hoefling , Appl. Phys. Lett., 102, 2013, pp. 231123-231123-4.,

# 19 Measurements of Mars Methane at Gale Crater by the SAM Tunable Laser Spectrometer on the Curiosity Rover

C.R. Webster, P.R. Mahaffy, S.K. Atreya, G.J. Flesch, K.A. Farley, 44th Lunar and Planetary Science Conference,, LPI Contribution No. 1719, March 18-22 2013, p. 1366.,

# 18 Monomode Interband Cascade Lasers at 5.2 µm for Nitric Oxide Sensing

M. von Edlinger, J. Scheuermann, R. Weih, C. Zimmermann, L. Naehle, M. Fischer, J. Koeth , IEEE Phot. Tech. Lett, 26, 5, 2014, pp. 480-482.,

# 17 Wavelength-modulation spectroscopy near 2.5 µm for H₂O and temperature in high-pressure and -temperature gases

C.S. Goldenstein, R.M. Spearrin, J.B. Jeffries, R.K. Hanson, Appl. Phys. B, 116, 3, September 2014, pp 705-716.,

# 16 Diode laser measurements of linestrength and temperature-dependent lineshape parameters of H₂O-, CO₂-, and N₂-perturbed H₂O transitions near 2474 and 2482 nm

C.S. Goldenstein, J.B. Jeffries, R.K. Hanson, Journal of Quantitative Spectr. & Radiative Transfer, 130, 2013, pp. 100–111.,

# 15 Scanned-wavelength-modulation spectroscopy near 2.5 µm for H₂O and temperature in a hydrocarbon-fueled scramjet combustor

C. S. Goldenstein, I. A. Schultz, R. M. Spearrin, J. B. Jeffries, R.K. Hanson, Appl. Phys. B,, 116, 3, September 2014, pp 717-727.,

# 14 Evaluation of the Radiation Hardness of GaSbbased Laser Diodes for Space Applications;

I. Esquivias, J.M.G. Tijero, J. Barbero, D. Lopez, M. Fischer, K. Roessner, J. Koeth, RADECS Proceedings, 2011, pp. 349-352,

# 13 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, Januar 2011, pp. 46-47.,

# 12 CO₂ concentration and temperature sensor for combustion gases using diode-laser absorption near 2.7 µm

A. Farooq, J.B. Jeffries, R.K. Hanson, Appl. Phys. B, 90, 2008, pp. 619-628.,

# 11 Quantum cascade laser linewidth investigations for high resolution photoacoustic spectroscopy

M. Germer, M. Wolff , Appl. Opt., 48, 4, 2009, pp. B80-B86.,

# 10 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, 2012, pp 251-255.,

# 9 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, 2010, pp. 2492-2510,

# 8 ICLs open opportunities for mid-IR sensing

L. Naehle, L. Hildebrandt, M. Kamp, S. Hoefling, Laser Focus World, May 2013, pp. 70-73,

# 7 DFB laser diodes expand hydrocarbon sensing beyond 3 µm

L. Hildebrandt, L. Naehle, Laser Focus World, January 2012, pp. 87-90,

# 6 Using diode lasers for atomic physics

C.E. Wieman, L. Hollberg, Rev.Sci.Instrum., 62 (I) , 1991, pp. 1-20,

# 5 DFB lasers exceeding 3 µm for industrial applications

L. Naehle, L. Hildebrandt, Laser+Photonics, 2012, pp. 78-80,

# 4 Laser-Based Analyzers – Shining New Stars

P. Nesdore, Gases & Instrumentation, March/April 2011, pp. 30-33,

# 3 Gas monitoring in the process industry using diode laser spectroscopy

I. Linnerud, P. Kaspersen, T. Jaeger, Appl. Phys. B, 67, 1998, pp. 297-305,

# 2 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,

# 1 Overview of common wavelengths between 760 nm and 6000 nm