Modeling thermal diffusion flames with fractal dimensions

RA El-Nabulsi, W Anukool - Thermal Science and Engineering Progress, 2023 - Elsevier
In this study, we have discussed the implications of fractal dimensions in flame diffusion
theory based on the notion of non-integer dimensional space for complex fractal media. We …

Nonlinear time series and principal component analyses: Potential diagnostic tools for COVID-19 auscultation

V Raj, A Renjini, MS Swapna, S Sreejyothi… - Chaos, Solitons & …, 2020 - Elsevier
The development of novel digital auscultation techniques has become highly significant in
the context of the outburst of the pandemic COVID 19. The present work reports the spectral …

Flame synthesis of carbon nanoparticles from corn oil as a highly effective cationic dye adsorbent

BP Chang, A Gupta, TH Mekonnen - Chemosphere, 2021 - Elsevier
Carbon nanoparticles (CNP) were synthesized through flame deposition method from a
sustainable corn oil precursor. The morphology, particle size, surface chemistry, thermal …

Highly Reactive Peroxide Species Promoted Soot Oxidation over an Ordered Macroporous Ce0.8Zr0.2O2 Integrated Catalyzed Diesel Particulate Filter

J Xiong, B Zhang, Z Liang, X Zhao, Y Yang… - Environmental …, 2024 - ACS Publications
Particulate matter, represented by soot particles, poses a significant global environmental
threat, necessitating efficient control technology. Here, we innovatively designed and …

Low-Temperature Oxidation of Diesel Particulate Matter Using Dielectric Barrier Discharge Plasma

B Ren, T Zhang, Z Wu, J Li, E Gao, W Wang… - Plasma Chemistry and …, 2024 - Springer
The oxidation behavior of actual diesel particulate matter (DPM) prepared from diesel
combustion was studied using a dielectric barrier discharge (DBD) reactor. The primary …

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 …

Unwrapping the phase portrait features of adventitious crackle for auscultation and classification: a machine learning approach

S Sreejyothi, A Renjini, V Raj, MNS Swapna… - Journal of Biological …, 2021 - Springer
The paper delves into the plausibility of applying fractal, spectral, and nonlinear time series
analyses for lung auscultation. The thirty-five sound signals of bronchial (BB) and pulmonary …

Allotropic transformation instigated thermal diffusivity of soot nanofluid: Thermal lens study

MS Swapna, V Raj, S Sankararaman - Physics of Fluids, 2019 - pubs.aip.org
This paper employs the sensitive single-beam thermal lens technique for analyzing the
thermal behavior of gasoline soot containing allotropes of carbon by preparing its nanofluid …

Numerical Model of Filtration Efficiency Based on Fractal Characteristics of Particulate Matter and Particle Filter

Y Liu, H Wang, H Yu - Atmosphere, 2023 - mdpi.com
Fractal theory was used to characterize particles and particle trapping parameters to
accurately predict the particle filtration process inside a gasoline engine particle filter (GPF) …