| Laser spectroscopy for breath analysis: towards clinical implementation B Henderson, A Khodabakhsh, M Metsälä, I Ventrillard, FM Schmidt, ... Applied Physics B 124, 1-21, 2018 | 201 | 2018 |
| Noise-immune cavity-enhanced optical heterodyne molecular spectroscopy: Current status and future potential A Foltynowicz, FM Schmidt, W Ma, O Axner Applied Physics B 92, 313-326, 2008 | 175 | 2008 |
| Ammonia in breath and emitted from skin FM Schmidt, O Vaittinen, M Metsälä, M Lehto, C Forsblom, PH Groop, ... Journal of breath research 7 (1), 017109, 2013 | 149 | 2013 |
| ICL-based TDLAS sensor for real-time breath gas analysis of carbon monoxide isotopes R Ghorbani, FM Schmidt Optics express 25 (11), 12743-12752, 2017 | 124 | 2017 |
| Calibration-free scanned wavelength modulation spectroscopy – application to H2O and temperature sensing in flames Z Qu, R Ghorbani, D Valiev, FM Schmidt Optics Express 23 (12), 16492-16499, 2015 | 117 | 2015 |
| Real-time in situ multi-parameter TDLAS sensing in the reactor core of an entrained-flow biomass gasifier A Sepman, Y Ögren, Z Qu, H Wiinikka, FM Schmidt Proceedings of the Combustion Institute 36 (3), 4541-4548, 2017 | 80 | 2017 |
| Fiber-laser-based noise-immune cavity-enhanced optical heterodyne molecular spectrometry for Doppler-broadened detection of C2H2 in the parts per trillion range FM Schmidt, A Foltynowicz, W Ma, O Axner JOSA B 24 (6), 1392-1405, 2007 | 76 | 2007 |
| Tunable diode laser atomic absorption spectroscopy for detection of potassium under optically thick conditions Z Qu, E Steinvall, R Ghorbani, FM Schmidt Analytical chemistry 88 (7), 3754-3760, 2016 | 73 | 2016 |
| Real-time breath gas analysis of CO and CO2 using an EC-QCL R Ghorbani, FM Schmidt Applied Physics B 123, 1-11, 2017 | 68 | 2017 |
| Doppler-broadened fiber-laser-based NICE-OHMS—improved detectability FM Schmidt, A Foltynowicz, W Ma, T Lock, O Axner Optics Express 15 (17), 10822-10831, 2007 | 52 | 2007 |
| Cavity-enhanced optical frequency comb spectroscopy of high-temperature H2O in a flame CA Alrahman, A Khodabakhsh, FM Schmidt, Z Qu, A Foltynowicz Optics Express 22 (11), 13889-13895, 2014 | 50 | 2014 |
| Background levels and diurnal variations of hydrogen cyanide in breath and emitted from skin FM Schmidt, M Metsälä, O Vaittinen, L Halonen Journal of breath research 5 (4), 046004, 2011 | 50 | 2011 |
| Doppler-broadened noise-immune cavity-enhanced optical heterodyne molecular spectrometry signals from optically saturated transitions under low pressure conditions A Foltynowicz, W Ma, FM Schmidt, O Axner JOSA B 25 (7), 1156-1165, 2008 | 47 | 2008 |
| In situ H2O and temperature detection close to burning biomass pellets using calibration-free wavelength modulation spectroscopy Z Qu, FM Schmidt Applied Physics B 119, 45-53, 2015 | 44 | 2015 |
| Exhaled breath biomonitoring using laser spectroscopy O Vaittinen, F Manfred Schmidt, M Metsala, L Halonen Current Analytical Chemistry 9 (3), 463-475, 2013 | 35 | 2013 |
| Acetylene in breath: background levels and real-time elimination kinetics after smoking M Metsälä, FM Schmidt, M Skyttä, O Vaittinen, L Halonen Journal of breath research 4 (4), 046003, 2010 | 35 | 2010 |
| Tunable diode laser absorption spectroscopy diagnostics of potassium, carbon monoxide, and soot in oxygen-enriched biomass combustion close to stoichiometry A Sepman, Y Ögren, Z Qu, H Wiinikka, FM Schmidt Energy & Fuels 33 (11), 11795-11803, 2019 | 33 | 2019 |
| Distribution of temperature, H2O and atomic potassium during entrained flow biomass combustion–Coupling in situ TDLAS with modeling approaches and ash chemistry Z Qu, P Holmgren, N Skoglund, DR Wagner, M Broström, FM Schmidt Combustion and Flame 188, 488-497, 2018 | 33 | 2018 |
| Direct detection of acetylene in air by continuous wave cavity ring-down spectroscopy FM Schmidt, O Vaittinen, M Metsälä, P Kraus, L Halonen Applied Physics B 101, 671-682, 2010 | 31 | 2010 |
| TDLAS-based photofragmentation spectroscopy for detection of K and KOH in flames under optically thick conditions E Thorin, FM Schmidt Optics letters 45 (18), 5230-5233, 2020 | 27 | 2020 |
