Results 31 to 40 of about 4,055,033 (299)

Numerical Analysis of Bio-Heat Transfer in a Spherical Tissue

open access: yesJournal of Applied Sciences, 2009
This study use the Pennes bioheat equation in spherical co-ordinates to describe the heat transport occurring in biological tissues during magnetic tumor hyperthermai. A hybrid numberical scheme based on the Laplace transform, change of variables and the modified discretization technique in conjuncation with the hyperbolic shape functions is proposed ...
Po-Jen Cheng, Kuo-Chi Liu
openaire   +1 more source

Hygrothermal Behavior of Earth-Based Materials: Experimental and Numerical Analysis [PDF]

open access: yesMATEC Web of Conferences, 2020
Bio-based building materials such as earth bricks are attracting renewed interest throughout the world due to their thermal and environmental properties. In this work, a numerical study of the hygrothermal behavior of building walls consist of compressed
Saidi Meriem   +3 more
doaj   +1 more source

An effect of a snow cover on solar heating and melting of lake or sea ice

open access: yesFrontiers in Thermal Engineering
Solar radiative heating and melting of lake and sea ice is a geophysical problem that has attracted the attention of researchers for many years. This problem is important in connection with the current global change of the climate.
Leonid A. Dombrovsky   +2 more
doaj   +1 more source

Sensitivity analysis and inverse problems in bio-heat transfer modelling

open access: yesComputer Assisted Methods in Engineering and Science, 2022
In the paper the problems connected with numerical modelling of bio-heat transfer processes are discussed. The mathematical model of phenomena discussed bases on the Pennes equation, at the same time the steady and transient tasks are considered.
Ewa Majchrzak, Bohdan Mochnacki
doaj  

Bio-Heat Models Revisited: Concepts, Derivations, Nondimensalization and Fractionalization Approaches

open access: yesFrontiers in Physics, 2019
The heat transfer in living tissues is an evergreen problem in mathematical modeling with great practical importance starting from the Pennes equation postulation.
Jordan Hristov
doaj   +1 more source

Impact of hybrid nanofluids on MHD flow and heat transfer near a vertical plate with ramped wall temperature

open access: yesCase Studies in Thermal Engineering, 2021
Heat transfer augmentation is a modern challenge in various engineering fields including heat exchangers, electronics, chemical and bio reactors, and others.
Vemula Rajesh   +2 more
doaj   +1 more source

Identification of a Shiga toxin A‐derived peptide internalized into Gb3 receptor‐bearing cells via interaction with the Shiga toxin B subunit

open access: yesFEBS Letters, EarlyView.
The process of internalization of the Shiga toxin A subunit via formation of a complex with the Shiga toxin B subunit, which specifically binds to the Gb3 receptor. The peptide is designed to act as a carrier of drugs into cancer cells. Here, we explored the potential of peptides derived from the catalytic A subunit of Shiga toxin (STxA) to be drug ...
Giulia Opassi   +6 more
wiley   +1 more source

Investigation of heat transfer augmentation through use of internally finned and roughened tubes : final summary report [PDF]

open access: yes, 1970
This report summarizes a three-year program concerned with obtaining basic design information for tubes having a random roughness on the inside wall (RID) and tubing having continuous internal fins (Forge Fin).
Brown, G. S.   +4 more
core  

Investigation of Heat Transfer Parameters of a Bundle of Heaters in a Simple Bubble Column Reactor Using CFD Method

open access: yesJournal of Chemical and Petroleum Engineering, 2015
Bubble columns are gas- liquid contactors that are widely used in chemical and bio- chemical industries. High mixing that result in high heat and mass transfer rates are amongst their advantages.
Rahbar Rahimi, Somayeh Hajghani
doaj   +1 more source

Fluid–Structure Interaction and Non-Fourier Effects in Coupled Electro-Thermo-Mechanical Models for Cardiac Ablation

open access: yesFluids, 2021
In this study, a fully coupled electro-thermo-mechanical model of radiofrequency (RF)-assisted cardiac ablation has been developed, incorporating fluid–structure interaction, thermal relaxation time effects and porous media approach.
Sundeep Singh, Roderick Melnik
doaj   +1 more source

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