ADVANCED LASER DIAGNOSTICS FOR DISCHARGE PLASMA

Effective lifetime of Ni laser induced fluorescence excited at 336.9 nm during spark plug discharge

Author(s): Ruike Bi, Kailun Zhang, Andreas Ehn, Mattias Richter
Published in: Applied Physics B, Issue 130, 2024, Page(s) 147:1-147:9, ISSN 0946-2171
Publisher: Springer Verlag
DOI: 10.1007/s00340-024-08279-w

Application of emission spectroscopy in plasma-assisted NH3/air combustion using nanosecond pulsed discharge

Author(s): Jinguo Sun, Yupan Bao, Jonas Ravelid, Sebastian Nilsson, Alexander A. Konnov, Andreas Ehn
Published in: Combustion and Flame, Issue 263, 2024, Page(s) 113400, ISSN 0010-2180
Publisher: Elsevier BV
DOI: 10.1016/j.combustflame.2024.113400

3D-tomographic reconstruction of gliding arc plasma

Author(s): David Sanned, Sebastian Nilsson, Adrian Roth, Edouard Berrocal, Andreas Ehn, Mattias Richter
Published in: Applied Physics Letters, Issue 123, 2023, Page(s) 071104-1 to 071104-7, ISSN 0003-6951
Publisher: American Institute of Physics
DOI: 10.1063/5.0161361

Plasma Effects on Swirl Flames in a Scaled Dry Low Emission Burner

Author(s): Xin Liu; Arman Ahamed Subash; Yupan Bao; Zhongshan Li; Andreas Ehn; Tomas Hurtig; Jenny Larfeldt; Daniel Lörstad; Thommie Nilsson; Christer Fureby
Published in: AIAA Journal; (2022), Issue 1, 2022, Page(s) 3813-3820, ISSN 0001-1452
Publisher: American Institute of Aeronautics and Astronautics
DOI: 10.2514/1.j061050

Light-field amplitude control for multi-photon fluorescence imaging

Author(s): Jonas Ravelid, Vassily Kornienko, Joakim Bood, Elias Kristensson, Andreas Ehn
Published in: Optics Express, Issue 33, 2025, Page(s) 11192, ISSN 1094-4087
Publisher: Optical Society of America
DOI: 10.1364/oe.543983

Improved temporal contrast of streak camera measurements with periodic shadowing

Author(s): Yupan Bao, Vassily Kornienko, David Lange, Wolfgang Kiefer, Tina Eschrich, Matthias Jäger, Joakim Bood, Elias Kristensson, and Andreas Ehn
Published in: Optics Letters, 2021, Page(s) 5723-5726, ISSN 0146-9592
Publisher: Optical Society of America
DOI: 10.1364/ol.438034

Laminar Burning Velocity of Lean Methane/Air Flames under Pulsed Microwave Irradiation

Author(s): Elna J. K. Nilsson Tomas Hurtig Andreas Ehn Christer Fureby
Published in: Processes, Issue 22279717, 2021, ISSN 2227-9717
Publisher: MDPI
DOI: 10.3390/pr9112076

Simultaneous multiple time scale imaging for kHz–MHz high-speed accelerometry

Author(s): Vassily Kornienko; David Andersson; Mehdi Stiti; Jonas Ravelid; Simon Ek; Andreas Ehn; Edouard Berrocal; Elias Kristensson
Published in: Crossref, Issue 1, 2022, ISSN 2327-9125
Publisher: Optica Publishing Group
DOI: 10.1364/prj.451108

Spatial characterization of sideways lasing

Author(s): Armand Dominguez, Jonas Ravelid, Meena Raveesh, Ali Hosseinnia, Andreas Ehn, Joakim Bood
Published in: Optics Express, 2025, ISSN 1094-4087
Publisher: Optical Society of America
DOI: 10.1364/oe.560490

Dynamics of atomic oxygen production in an NH3/air flame assisted by a nanosecond pulsed plasma discharge

Author(s): Jinguo Sun, Jonas Ravelid, Yupan Bao, Sebastian Nilsson, Alexander A. Konnov, Andreas Ehn
Published in: Proceedings of the Combustion Institute, Issue 40, 2024, Page(s) 105477, ISSN 1540-7489
Publisher: Combustion Institute
DOI: 10.1016/j.proci.2024.105477

Single-shot 3D imaging of hydroxyl radicals in the vicinity of a gliding arc discharge

Author(s): Yupan Bao, Karolina Dorozynska, Panagiota Stamatoglou, Chengdong Kong, Tomas Hurtig, Sebastian Pfaff, Johan Zetterberg, Mattias Richter, Elias Kristensson, Andreas Ehn
Published in: Plasma Sources Science and Technology, Issue 30/4, 2021, Page(s) 04LT04, ISSN 0963-0252
Publisher: Institute of Physics Publishing
DOI: 10.1088/1361-6595/abda9c

Fluorescence lifetime imaging of nitric oxide in nanosecond pulsed discharge-assisted NH<sub>3</sub>/air flames

Author(s): Jinguo Sun, Sebastian Nilsson, Jonas Ravelid, Yupan Bao, Andreas Ehn
Published in: Plasma Sources Science and Technology, Issue 34, 2025, Page(s) 035011, ISSN 0963-0252
Publisher: Institute of Physics Publishing
DOI: 10.1088/1361-6595/adbd70

A comprehensive study on dynamics of flames in a nanosecond pulsed discharge. Part II: Plasma-assisted ammonia and methane combustion

Author(s): Jinguo Sun, Yupan Bao, Kailun Zhang, Alexander A. Konnov, Mattias Richter, Elias Kristensson, Andreas Ehn
Published in: Combustion and Flame, Issue 275, 2025, Page(s) 114076, ISSN 0010-2180
Publisher: Elsevier BV
DOI: 10.1016/j.combustflame.2025.114076

Photofragmentation laser-induced fluorescence imaging of CH<sub>3</sub> by structured illumination in a plasma discharge

Author(s): Sebastian Nilsson, Jonas Ravelid, Jin Park, Min Suk Cha, Andreas Ehn
Published in: Optics Express, Issue 32, 2024, Page(s) 26492, ISSN 1094-4087
Publisher: Optical Society of America
DOI: 10.1364/oe.531132

Fluorescence lifetime imaging through scattering media

Author(s): Sebastian Nilsson; Elias Kristensson; Marcus Aldén; Joakim Bood; Andreas Ehn
Published in: Crossref, Issue 1, 2023, Page(s) 3066, ISSN 2045-2322
Publisher: Nature Publishing Group
DOI: 10.1038/s41598-023-30055-7

Fiber-coupled phosphor thermometry for wall temperature measurements in a full-scale hydrogen gas turbine combustor

Author(s): Patrick Nau, Andre Müller, Niklas Petry, Sebastian Nilsson, Torsten Endres, Mattias Richter, Benjamin Witzel
Published in: Measurement Science and Technology, Issue 34, 2023, Page(s) 104003, ISSN 0957-0233
Publisher: Institute of Physics and the Physical Society
DOI: 10.1088/1361-6501/ace542

Fiber-based stray light suppression in spectroscopy using periodic shadowing

Author(s): Miaoxin Gong, Haisol Kim, Jim Larsson, Torsten Methling, Marcus Aldén, Elias Kristensson, Christian Brackmann, Tina Eschrich, Matthias Jäger, Wolfgang Kiefer, Andreas Ehn
Published in: Optics Express, Issue 29/5, 2021, Page(s) 7232, ISSN 1094-4087
Publisher: Optical Society of America
DOI: 10.1364/oe.410517

Holistic analysis of a gliding arc discharge using 3D tomography and single-shot fluorescence lifetime imaging

Author(s): Sebastian Nilsson, David Sanned, Adrian Roth, Jinguo Sun, Edouard Berrocal, Mattias Richter, Andreas Ehn
Published in: Communications Engineering, Issue 3, 2024, Page(s) 103:1-103:10, ISSN 2731-3395
Publisher: Nature
DOI: 10.1038/s44172-024-00250-z

Femtosecond two-photon laser-induced fluorescence imaging of atomic hydrogen in a laminar methane–air flame assisted by nanosecond repetitively pulsed discharges

Author(s): Davide Del Cont-Bernard, Maria Ruchkina, Pengji Ding, Joakim Bood, Andreas Ehn, Deanna A Lacoste
Published in: Plasma Sources Science and Technology, Issue 29/6, 2020, Page(s) 065011, ISSN 1361-6595
Publisher: Institute of Physics Publishing
DOI: 10.1088/1361-6595/ab9234

Hydroxyl radical dynamics in a gliding arc discharge using highspeedPLIF imaging

Author(s): Zhenkan Wang, Panagiota Stamatoglou, Chengdong Kong, Jinlong Gao, Yupan Bao, Marcus Alden, Andreas Ehn, Mattias Richter
Published in: Plasma Research Express, Issue 25161067, 2022, ISSN 2516-1067
Publisher: IOP Science
DOI: 10.1088/2516-1067/ac76a4

Effect of a single nanosecond pulsed discharge on a flat methane–air flame

Author(s): Yupan Bao, Chengdong Kong, Jonas Ravelid, Jinguo Sun, Sebastian Nilsson, Elias Kristensson, Andreas Ehn
Published in: Applications in Energy and Combustion Science, Issue 16, 2023, Page(s) 100198, ISSN 2666-352X
Publisher: Elsevier
DOI: 10.1016/j.jaecs.2023.100198

Temperature resolved decay time components of Mg4FGeO6:Mn using the maximum entropy method

Author(s): Henrik Feuk, Sebastian Nilsson, Mattias Richter
Published in: Review of Scientific Instruments, Issue 94, 2023, Page(s) 034901, ISSN 0034-6748
Publisher: American Institute of Physics
DOI: 10.1063/5.0141346

Exploring Time‐Domain Femtosecond Rotational Coherent Raman Scattering for Diagnostics

Author(s): Meena Raveesh, Ali Hosseinnia, Abhijit Padhiary, Xiangyu Wei, Vassily Kornienko, Elias Kristensson, Andreas Ehn, Brian Peterson, Mark Linne, Joakim Bood
Published in: Journal of Raman Spectroscopy, 2025, ISSN 0377-0486
Publisher: John Wiley & Sons Inc.
DOI: 10.1002/jrs.6801

Temporal dynamics of femtosecond-TALIF of atomic hydrogen and oxygen in a nanosecond repetitively pulsed discharge-assisted methane–air flame

Author(s): Pengji Ding, Maria Ruchkina, Davide Del Cont-Bernard, Andreas Ehn, Deanna A Lacoste, Joakim Bood
Published in: Journal of Physics D: Applied Physics, Issue 54/27, 2021, Page(s) 275201, ISSN 0022-3727
Publisher: Institute of Physics Publishing
DOI: 10.1088/1361-6463/abf61f

Upconversion phosphor thermometry for use in thermal barrier coatings

Author(s): Henrik Feuk, Sebastian Nilsson, Mattias Richter
Published in: Measurement Science and Technology, Issue 34, 2023, Page(s) 064003, ISSN 0957-0233
Publisher: Institute of Physics and the Physical Society
DOI: 10.1088/1361-6501/acc121

Detection of Nickel Atoms Released from Electrodes in Spark Discharges Using Laser-Induced Fluorescence

Author(s): Kailun Zhang, Ruike Bi, Johan Tidholm, Jakob Ängeby, Mattias Richter, Andreas Ehn
Published in: Applied Spectroscopy, Issue 79, 2025, Page(s) 281-288, ISSN 0003-7028
Publisher: Society for Applied Spectroscopy
DOI: 10.1177/00037028241285150

The Space-Charge Problem in Ultrafast Diagnostics: An All-Optical Solution for Streak Cameras

Author(s): Vassily Kornienko, Yupan Bao, Joakim Bood, Andreas Ehn, Elias Kristensson
Published in: Ultrafast Science, Issue 4, 2024, Page(s) 0055, ISSN 2765-8791
Publisher: AAAS
DOI: 10.34133/ultrafastscience.0055

A comprehensive study on dynamics of flames in a nanosecond pulsed discharge. Part I: Discharge formation and gas heating

Author(s): Yupan Bao, Kailun Zhang, Jinguo Sun, Tomas Hurtig, Alexander A. Konnov, Mattias Richter, Elias Kristensson, Andreas Ehn
Published in: Combustion and Flame, Issue 275, 2025, Page(s) 114075, ISSN 0010-2180
Publisher: Elsevier BV
DOI: 10.1016/j.combustflame.2025.114075

In Situ Ambient Pressure Photoelectron Spectroscopy Study of the Plasma–Surface Interaction on Metal Foils

Author(s): Sam Taylor, Filip Hallböök, Robert H. Temperton, Jinguo Sun, Lisa Rämisch, Sabrina Maria Gericke, Andreas Ehn, Johan Zetterberg, Sara Blomberg
Published in: Langmuir, Issue 40, 2024, Page(s) 13950-13956, ISSN 0743-7463
Publisher: American Chemical Society
DOI: 10.1021/acs.langmuir.4c01102

Plasma-assisted NH3/air flame: Simultaneous LIF measurements of O and OH

Author(s): Jinguo Sun, Yupan Bao, Jonas Ravelid, Alexander A. Konnov, Andreas Ehn
Published in: Combustion and Flame, Issue 266, 2024, Page(s) 113529, ISSN 0010-2180
Publisher: Elsevier BV
DOI: 10.1016/j.combustflame.2024.113529

Coherence lifetime imaging of nitrogen during a laser-induced air spark with FRAME-enhanced coherent anti-Stokes Raman spectroscopy

Author(s): Vassily Kornienko, Yupan Bao, Simon Ek, Ali Hosseinnia, Meena Raveesh, Christopher J Kliewer, Joakim Bood, Andreas Ehn and Elias Kristensson
Published in: 28TH INTERNATIONAL SYMPOSIUM ON PLASMA CHEMISTRY, Issue POS-4-103, 2023
Publisher: International Plasma Chemistry Society

Single Shot Fluorescence Lifetime Imaging of Hydroxyl Radical Distributions and 3D Tomographic Reconstruction of Gliding Arc Discharge

Author(s): S. Nilsson, D. Sanned, A. Roth, M. Richter, E. Berrocal and A. Ehn
Published in: ISPC 25 Proceedings, 2023, Page(s) POS-4-118
Publisher: International Plasma Chemistry Society

Emission Spectroscopy of Nanosecond Pulsed Plasma Discharges in Ammonia/Air Flames

Author(s): Jinguo Sun, Yupan Bao, Jonas Ravelid, Andreas Ehn
Published in: International Symposium on Plasma Chemistry 25, 2023
Publisher: International Plasma Chemistry Society

SINGLE-SHOT 2D AND 3D IMAGING OF GAS DISCHARGE WITH STRUCTURED LASER ILLUMINATION

Author(s): Yupan Bao, Kailun Zhang, Chengdong Kong, Elias Kristensson and Andreas Ehn
Published in: XXIII INTERNATIONAL CONFERENCE ON GAS DISCHARGES AND THEIR APPLICATIONS, 2023
Publisher: GD 2023 Local Organizing Committee

Emission Spectroscopy of Nanosecond Pulsed Plasma Discharges in Ammonia/Air Flames

Author(s): Jinguo Sun, Yupan Bao, Jonas Ravelid, Andreas Ehn
Published in: ISPC 24 Proceedings, Issue 2-P-310, 2024
Publisher: International Plasma Chemistry Society

Periodic Shadowing for Improved Temporal Resolution in Streak Cameras

Author(s): Vassily Kornienko; Yupan Bao; Joakim Bood; Andreas Ehn; Elias Kristensson
Published in: 2023 Conference on Lasers and Electro-Optics (CLEO), Issue San Jose, CA, USA, 2023,, 2023, Page(s) pp. 1-2.
Publisher: IEEE

Advancements in Laser-Induced Lifetime Measurements for Combustion and Plasma Studies

Author(s): Sebastian Nilsson
Published in: 2024, ISBN 978-91-8104-198-9
Publisher: Lund University

Development of optical diagnostics of plasma-related phenomena and applications

Author(s): Yupan Bao
Published in: 2022
Publisher: Department of Combustion Physics, Lund University

Development of Non-Linear Laser-Based Imaging Techniques for Diagnostics of Reactive Flows

Author(s): Jonas Ravelid
Published in: 2025, ISBN 978-91-8104-458-4
Publisher: Lund University

Dynamics of Pin-to-pin Nanosecond pulsed discharge in ammonia and methane flames

Author(s): Yupan Bao, Jinguo Sun, Kailun Zhang, Mattias Richter, Elias kristensson and Andreas Ehn
Published in: 2024
Publisher: The Combustion Institute

Poster Title: Spatial and Temporal Investigation of Atomic Oxygen Generation from ns-Pulsed Plasma using TAPLIF

Author(s): J. Ravelid, J. Sun, V. Kornienko, Y. Bao, E. Kristensson and A. Ehn
Published in: 2023
Publisher: International Plasma Chemistry Society

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