
Prof. Dr.-Ing. Stefan Will
Chair of Engineering Thermodynamics
Professors
Address
Am Weichselgarten 6-891058 Erlangen
Contact
Posts
FAU LMQ Research Spotlight: Watch soot grow – nanoparticles in the laser spotlight

Soot particles originate from incomplete combustion, for example in engines or wildland fires, and pose a pollutant harmful to human…
FAU LMQ welcomes eight new members

The FAU Profile Center Light.Matter.QuantumTechnologies will be further strengthened by eight new members Daniel Burgarth, Department of Physics Dirk Guldi,…
Publications
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Characterization of preferential evaporation in binary ethanol-isooctane sprays: 2D droplet size and volume fraction measurements
In: Applied Physics B-Lasers and Optics 132 (2026), Article No.: 9
ISSN: 0946-2171
DOI: 10.1007/s00340-025-08614-9
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Impact of polarization and detection angle on Mie scattering signals for planar droplet sizing
In: Experiments in Fluids 66 (2025), Article No.: 5
ISSN: 0723-4864
DOI: 10.1007/s00348-024-03927-5 - , , :
Imaging thermometry in a spray flame synthesis process via single shot two-line atomic fluorescence using pulsed narrow-band optical parametric oscillators
In: Applied Physics B-Lasers and Optics 131 (2025), Article No.: 176
ISSN: 0946-2171
DOI: 10.1007/s00340-025-08534-8 - , , , :
Characterization of the SpraySyn 2.0 burner: Droplet diameters, flame stability and particle sizes
In: Applications in Energy and Combustion Science 22 (2025), Article No.: 100324
ISSN: 2666-352X
DOI: 10.1016/j.jaecs.2025.100324 - , , , :
Influence of volumetric multi-kHz laser irradiation on soot particle measurements in laminar diffusion flames
In: Applied Physics B-Lasers and Optics 131 (2025), Article No.: 215
ISSN: 0946-2171
DOI: 10.1007/s00340-025-08563-3 - , , , , , :
Development of a high-speed temperature sensor based on ratiometric NIR water emission for hydrogen and methane flames
In: Applications in Energy and Combustion Science 23 (2025), Article No.: 100336
ISSN: 2666-352X
DOI: 10.1016/j.jaecs.2025.100336 - , , , , , , :
SCATTERING PROPERTIES OF CRUMPLED FEW-LAYER GRAPHENE AND GRAPHENE OXIDE PARTICLES INVESTIGATED BY WIDE-ANGLE LIGHT SCATTERING (WALS)
11th International Symposium on Radiative Transfer, RAD 2025 (Kusadasi, TUR, 15. June 2025 – 20. June 2025)
In: Proceedings of the International Symposium on Radiative Transfer 2025
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In situ characterization of particle formation in spray flame synthesis using wide-angle light scattering
In: Particuology 86 (2024), p. 304-312
ISSN: 1674-2001
DOI: 10.1016/j.partic.2023.07.013 - , , , , , , :
Temperature imaging during the hydrogen release reaction from a liquid organic hydrogen carrier (LOHC) system using phosphor thermometry
In: Experiments in Fluids 65 (2024), Article No.: 120
ISSN: 0723-4864
DOI: 10.1007/s00348-024-03859-0 - , , , , :
Determination of droplet size from wide-angle light scattering image data using convolutional neural networks
In: Machine Learning: Science and Technology 5 (2024), Article No.: 015049
ISSN: 2632-2153
DOI: 10.1088/2632-2153/ad2f53 - , , , , , , :
Correction: Determination of the absorption function of laser‑heated soot particles from spectrally resolved laser‑induced incandescence signals using multiple excitation wavelengths (Applied Physics B, (2023), 129, 9, (147), 10.1007/s00340-023-08080-1)
In: Applied Physics B-Lasers and Optics 130 (2024), Article No.: 20
ISSN: 0946-2171
DOI: 10.1007/s00340-023-08166-w - , , , :
Investigation of iron oxide nanoparticle formation in a spray-flame synthesis process using laser-induced incandescence
In: Applied Physics B-Lasers and Optics 130 (2024), Article No.: 199
ISSN: 0946-2171
DOI: 10.1007/s00340-024-08334-6 - , , , , :
Correction procedure for a tomographic optical setup employing imaging fiber bundles and intensified cameras
In: Applied Optics 63 (2024), p. 56-65
ISSN: 1559-128X
DOI: 10.1364/AO.507266 - , , , , :
Tomographic single-shot time-resolved laser-induced incandescence for soot characterization in turbulent flames
In: Proceedings of the Combustion Institute 40 (2024), p. 105262
ISSN: 1540-7489
DOI: 10.1016/j.proci.2024.105262
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2D in situ determination of soot optical band gaps in flames using hyperspectral absorption tomography
In: Combustion and Flame (2023), Article No.: 112730
ISSN: 1556-2921
DOI: 10.1016/j.combustflame.2023.112730 - , , , , , :
Phosphor thermometry in heat transfer fluids and liquid organic hydrogen carrier systems using (Sr,Ca)SiAlN3:Eu2+
In: Measurement Science & Technology 34 (2023), Article No.: 035206
ISSN: 0957-0233
DOI: 10.1088/1361-6501/acaa4b - , , , , , , , :
Burner-heated dehydrogenation of a liquid organic hydrogen carrier (LOHC) system
In: International Journal of Hydrogen Energy 48 (2023), p. 30039-30056
ISSN: 0360-3199
DOI: 10.1016/j.ijhydene.2023.04.062 - , , , :
Advanced spectral reconstruction (ASR) for setup-independent universal Raman spectroscopy models
In: Chemometrics and Intelligent Laboratory Systems 232 (2023), Article No.: 104730
ISSN: 0169-7439
DOI: 10.1016/j.chemolab.2022.104730 - , , , , , , :
Determination of the absorption function of laser-heated soot particles from spectrally resolved laser-induced incandescence signals using multiple excitation wavelengths
In: Applied Physics B-Lasers and Optics 129 (2023), Article No.: 147
ISSN: 0946-2171
DOI: 10.1007/s00340-023-08080-1 - , , , , , , :
Single-pulse real-time billion-frames-per-second planar imaging of ultrafast nanoparticle-laser dynamics and temperature in flames
In: Light: Science & Applications 12 (2023), Article No.: 47
ISSN: 2047-7538
DOI: 10.1038/s41377-023-01095-5 - , , , , , :
Development and characterization of a low-NOx partially premixed hydrogen burner using numerical simulation and flame diagnostics
In: International Journal of Hydrogen Energy (2023)
ISSN: 0360-3199
DOI: 10.1016/j.ijhydene.2023.01.012 - , , , , , :
Development and characterization of a low-NOx partially premixed hydrogen burner using numerical simulation and flame diagnostics
In: International Journal of Hydrogen Energy (2023)
ISSN: 0360-3199
DOI: 10.1016/j.ijhydene.2023.01.012
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Characterisation of the transition type in optical band gap analysis of in-flame soot
In: Combustion and Flame (2022), Article No.: 111986
ISSN: 0010-2180
DOI: 10.1016/j.combustflame.2022.111986 - , , , , , , :
A path to a dynamic hydrogen storage system using a liquid organic hydrogen carrier (LOHC): Burner-based direct heating of the dehydrogenation unit
In: International Journal of Hydrogen Energy (2022)
ISSN: 0360-3199
DOI: 10.1016/j.ijhydene.2022.09.234 - , , , , :
A versatile fibre-based setup for two-line atomic fluorescence thermometry in aerosol processes
In: Journal of Quantitative Spectroscopy & Radiative Transfer 278 (2022), Article No.: 108042
ISSN: 0022-4073
DOI: 10.1016/j.jqsrt.2021.108042 - , , , :
Calibration-free imaging thermometry via two-line atomic fluorescence in combustion processes
In: Optics Letters 47 (2022), p. 5937-5940
ISSN: 0146-9592
DOI: 10.1364/OL.473663 - , , , :
Measurement of Secondary Structure Changes in Poly-L-Lysine and Lysozyme during Acoustically Levitated Single Droplet Drying Experiments by In Situ Raman Spectroscopy
In: Sensors 22 (2022), Article No.: 1111
ISSN: 1424-8220
DOI: 10.3390/s22031111 - , , , :
Burst-mode 1-methylnaphthalene laser-induced fluorescence: extended calibration and measurement of temperature and fuel partial density in a rapid compression machine
In: Applied Physics B-Lasers and Optics 128 (2022)
ISSN: 0946-2171
DOI: 10.1007/s00340-022-07861-4
