DHI contemporary methodologies: a review and frontiers

JM Flores-Moreno, M De la Torre-Ibarra… - Optics and Lasers in …, 2020 - Elsevier
During the decade of the 1940's, an interferometric technique was sought capable of
ameliorating the intrinsic aberrations present in electron microscopes. Such technique, used …

Three-dimensional video imaging of dynamic temperature field of transparent objects recorded by a single-view parallel phase-shifting digital holography

Y Kumon, S Hashimoto, T Inoue, K Nishio… - Optics & Laser …, 2023 - Elsevier
We propose a technique for three-dimensional (3-D) video imaging of dynamic temperature
fields of transparent objects from a single view by using parallel phase-shifting digital …

Digital holographic imaging of thermal signatures and its use in inhomogeneity identification

S Utadiya, V Trivedi, G Sheoran, A Srivastava… - Optics and Lasers in …, 2023 - Elsevier
Thermal diffusion results in spatiotemporally evolving temperature distribution in material
mediums. In dielectric mediums it will also lead to change in local refractive index. Digital …

[HTML][HTML] 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 …

[HTML][HTML] 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 …

Simultaneous tracking of freezing front and associated temperature-distribution using lensless Fourier transform digital holographic interferometry with potential …

A Gunjal, GK Sinha, S Narayan, A Srivastava… - … Thermal and Fluid …, 2022 - Elsevier
Real-time tracking of the freezing front and the associated temperature distribution is central
to optimize the efficacy of cryosurgery for the selective destruction of cancerous cells. The …

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 …

Performance evaluation of liquid nitrogen-cooled cryoprobes using a combined numerical and experimental approach

A Gunjal, A Srivastava, MD Atrey - Cryogenics, 2023 - Elsevier
In this study, the effect of the operating pressure and insertion depth is investigated on the
cooling performance of cryoprobes. Two cryoprobes having different diameters are used …

Optical thickness measurement of occluded samples by lens-less Fourier transform digital holography, thermal loading, and machine learning

S Utadiya, V Trivedi, A Srivastava, H Cabrera… - Applied Optics, 2024 - opg.optica.org
Thickness measurements of objects, especially transparent and semi-transparent objects,
are essential for their characterization and identification. However, in the case of occluded …

[HTML][HTML] High-precision interferometric measurement of slow and fast temperature changes in static fluid and convective flow

X Ge, JA Zielińska, S Maldonado - Experiments in Fluids, 2023 - Springer
We explore the strengths and limitations of using a standard Michelson interferometer to
sample line-of-sight-averaged temperature in water via two experimental setups: slow …