Translational, rotational, vibrational and electron temperatures of a gliding arc discharge

J Zhu, A Ehn, J Gao, C Kong, M Aldén, M Salewski… - Optics express, 2017 - opg.optica.org
Translational, rotational, vibrational and electron temperatures of a gliding arc discharge in
atmospheric pressure air were experimentally investigated using in situ, non-intrusive …

Advanced laser-based techniques for gas-phase diagnostics in combustion and aerospace engineering

A Ehn, J Zhu, X Li, J Kiefer - Applied spectroscopy, 2017 - journals.sagepub.com
Gaining information of species, temperature, and velocity distributions in turbulent
combustion and high-speed reactive flows is challenging, particularly for conducting …

Comparison between two-phase and one-phase SLIPI for instantaneous imaging of transient sprays

YN Mishra, E Kristensson, M Koegl, J Jönsson… - Experiments in …, 2017 - Springer
Imaging through optically dense sprays is challenging due to the detection of multiple light
scattering, which blurs the recorded images and limits visibility. Structured laser illumination …

Understanding and interpreting laser diagnostics in flames: A review of experimental measurement techniques

MJ Evans, PR Medwell - Frontiers in Mechanical Engineering, 2019 - frontiersin.org
There is a wealth of existing experimental data of flames collected using laser diagnostics.
The primary objective of this review is to provide context and guidance in interpreting these …

Thermometry in aqueous solutions and sprays using two-color LIF and structured illumination

YN Mishra, F Abou Nada, S Polster, E Kristensson… - Optics express, 2016 - opg.optica.org
In imaging, the detection of light originating from multiple scattering, indirect reflections and
surrounding backgrounds are known to produce errors especially in intensity-ratio based …

Strategy for instantaneous formaldehyde (CH2O) imaging by planar laser-induced fluorescence (PLIF) in a scramjet with intense flame emissions

M Wan, J Zhu, M Sun, S Zheng, B Zhou, Y Huang… - Combustion and …, 2023 - Elsevier
Abstract Conducting CH 2 O PLIF imaging in scramjets is challenging due to strong flame
emissions (FEs). The FE interference is comparable to the CH 2 O fluorescence in the …

Instantaneous 3D imaging of flame species using coded laser illumination

E Kristensson, Z Li, E Berrocal, M Richter… - Proceedings of the …, 2017 - Elsevier
Abstract Three-dimensional (3D) imaging of dynamic objects that rapidly undergoes
structural changes, such as turbulent combusting flows, has been a long-standing …

Optimal approaches to formaldehyde planar laser-induced fluorescence

CD Carter, AW Skiba, I Boxx, PM Allison - Combustion and Flame, 2022 - Elsevier
We assessed approaches to i) detecting formaldehyde (CH 2 O) via planar laser-induced
fluorescence (PLIF) in atmospheric-pressure premixed flames, including those with pre …

High-speed videography of transparent media using illumination-based multiplexed schlieren

S Ek, V Kornienko, A Roth, E Berrocal… - Scientific Reports, 2022 - nature.com
Schlieren photography is widely used for visualizing phenomena within transparent media.
The technique, which comes in a variety of configurations, is based on detecting or …

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

Y Bao, C Kong, J Ravelid, J Sun, S Nilsson… - Applications in Energy …, 2023 - Elsevier
Successful implementation of plasma-assisted combustion in applied thermal processes
heavily relies on how the plasma can be formed as it interacts with the reactive flow and …