Three-dimensional temperature measurement in harsh environments using quadriwave lateral shearing interferometric tomography

P Psota, M Stašík, M Jiránek, V Lédl, J Hála - Optics and Lasers in …, 2025 - Elsevier
Abstract This paper presents Quadriwave Lateral Shearing Interferometric Tomography for
reconstructing three-dimensional temperature fields in environments that pose significant …

An improved fourier transform method for measuring thermal boundary layer temperature field using fringe extrapolation

H Zhang, A Yakefu, Y Aihaiti, Y Chen, L He - International Journal of …, 2023 - Elsevier
Using Gerchberg fringe extrapolation as the interferogram preprocessing, we improve the
spatial carrier Fourier transform method (FTM) for measuring temperature field of the thermal …

Digital holographic interferometry for the measurement of symmetrical temperature fields in liquids

G Cubreli, P Psota, P Dančová, V Lédl, T Vít - Photonics, 2021 - mdpi.com
In this paper, we present a method of quantitatively measuring in real-time the dynamic
temperature field change and visualization of volumetric temperature fields generated by a …

Characterization of supersonic compressible fluid flow using high-speed interferometry

P Psota, G Çubreli, J Hála, D Šimurda, P Šidlof… - Sensors, 2021 - mdpi.com
This paper presents a very effective interference technique for the sensing and researching
of compressible fluid flow in a wind tunnel facility. The developed technique is very sensitive …

Noise-resistant two-wavelength interferometry for single-shot measurement of high-gradient flows

P Psota, G Çubreli, D Šimurda, P Šidlof… - Optics and Lasers in …, 2023 - Elsevier
This paper presents a new robust approach to measuring dynamic phenomena with high
gradients using two-wavelength high-speed interferometry. A multiplexed interferogram with …

Compact lensless Fizeau holographic interferometry for imaging domain patterns in ferroelectric single crystals

M Mach, P Psota, K Žídek, P Mokrý - Applied Optics, 2023 - opg.optica.org
Domain patterns in ferroelectric single crystals are physical systems that are fascinating from
a theoretical point of view and essential for many applications. A compact lensless method …

[HTML][HTML] Single-element real-time interferometric system for measuring dynamic temperature field of liquid medium

C Wang, X Xie, H Zhang, Z Peng, M Yang, X Zhang… - AIP Advances, 2022 - pubs.aip.org
Temperature plays an important role in biomedicine and industrial production. In this study,
we demonstrate a simple and reliable real-time interferometric system based on a single …

Optical measurement and visualization of transonic airflow in a compressor blade cascade

D Šimurda, P Psota, P Šidlof, R Kielb, M Luxa… - Journal of …, 2023 - Springer
The paper deals with optical measurements of transonic flow past a five-blade compressor
blade cascade. The middle blade of this cascade can be set to different incidence angles …

Quantitative Schlieren imaging based on fringe projection

P Psota, M Stašík, J Kredba, V Lédl… - EPJ Web of …, 2022 - epj-conferences.org
An effective yet simple quantitative synthetic Schlieren imaging technique is presented in
this paper. A multiplexed fringe pattern displayed on a common laptop screen is observed …

Temperature fields in liquids: A comparison of CFD simulations with Digital Holographic Interferometry and thermocouples

G Çubreli, AFA Elbarghthi, P Dančová… - EPJ Web of …, 2024 - epj-conferences.org
This paper presents temperature estimations via two simple CFD simulations of a dynamic
phenomenon in a transparent tank (cylindrical heater rod submerged into water in a glass …