Thermal lensing: outside of the lasing medium

K Dobek - Applied Physics B, 2022 - Springer
The thermal lens formed in a thermo-optical material as a result of its inhomogeneous
heating, is a well-known phenomenon that has found widespread interest in the last …

Recurrence network and recurrence plot: A novel data analytic approach to molecular dynamics in thermal lensing

S Sankararaman - Journal of Molecular Liquids, 2022 - Elsevier
Unwrap** thermal-induced molecular dynamics has always been a fascinating area of
research in fluid dynamics. The paper is the first report on the development of recurrence …

Soot effected sample entropy minimization in nanofluid for thermal system design: A thermal lens study

MS Swapna, R Vimal, KS Kumar… - Journal of Molecular …, 2020 - Elsevier
The present work suggests a method of improving the thermal system efficiency, through
entropy minimisation, and unveils the mechanism involved by analysing the …

Temporal evolution of sample entropy in thermal lens system

V Raj, MS Swapna, K Satheesh Kumar… - … Journal of Nonlinear …, 2020 - pubs.aip.org
The photothermal phenomenon resulting in thermal lens formation in liquid media involves
complex molecular dynamics responsible for temperature and refractive index variation. As …

Solid‐Volume‐Fraction Retained Tailoring of Thermal Diffusivity of Multiwalled Carbon Nanotube Nanofluid: A Photothermal Investigation

MNS Swapna, D Korte… - physica status solidi (a …, 2023 - Wiley Online Library
The diversified forms of heat engines necessitate develo** energy‐efficient engine oils
and coolants. The article proposes a method of thermal diffusivity tuning of the base fluid …

Defect-engineered thermal diffusivity modifications of molybdenum oxide: A photopyroelectric study

CP Anaswarakrishna, MS Swapna… - Applied Surface …, 2025 - Elsevier
Defect-engineered tailoring of physical properties has recently achieved key consideration
in Optoelectronics, sensors, and energy storage materials. The paper delineates how …

Complex network analysis of the thermal lens signal: a Markov model approach

S Sankararaman - Applied Optics, 2021 - opg.optica.org
The paper reports a novel, to the best of my knowledge, complex network-based Markov
model approach to analyze the thermal lens (TL) signal. The complex network is constructed …

Downscaling of sample entropy of nanofluids by carbon allotropes: A thermal lens study

MS Swapna, V Raj, S Sreejyothi… - … Journal of Nonlinear …, 2020 - pubs.aip.org
The work reported in this paper is the first attempt to delineate the molecular or particle
dynamics from the thermal lens signal of carbon allotropic nanofluids (CANs), employing …

Time investigation and enhancement of the photothermal lens effect in the mode-matched configuration

I Soyeh, R Hannachi, H Sammouda, L Béji - Applied Physics B, 2022 - Springer
The geometrical configuration of the dual-beam photothermal lens (PTL) experiment has a
major role in the PTL sensitivity. This work examines the mode-matched configuration in …

Determination of the Dependence of Thermal Diffusivity with Moringa Concentration by Thermal Lens as a Sensitive Experimental Technique

R Carbajal-Valdéz, JL Jiménez-Pérez… - International Journal of …, 2020 - Springer
The use of photothermal techniques has become of special importance due to their versatile
application in the thermal characterization of materials. Therefore, the thermal lens …