Special Issues

Heat and Mass Transfer on A Small Temporal and Spatial Scale

Submission Deadline: 31 October 2025 View: 425 Submit to Special Issue

Guest Editors

Prof. Pavel Skripov

Email: pavel-skripov@bk.ru 

Affiliation: Institute of Thermal Physics, Ural Branch, Russian Academy of Sciences, Russia

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Research Interests: boiling-up, heat transfer, thermophysical properties, thermal conductivity, not fully stable and unstable fluids, oils, polymers, mixtures

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Prof. Lin Chen

Email: chenlin2018@iet.cn 

Affiliation: Institute of Engineering Thermophysics, Chinese Academy of Sciences, China

Homepage: 

Research Interests: supercritical fluids, multi-scale heat and mass transfer

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Summary

The modern development of technologies is accompanied by a continuous increase in requirements for the level of the removed heat flux densities and improvements in the safety and sustainable operation of heat and mass transfer equipment. The increased level of requirements is due, among other reasons, to the miniaturization of heat-generating surfaces, which is a modern trend. The response of the thermo-engineering community to such a challenge is developing in several distinct directions, including both passive and active techniques for heat transfer enhancement.

 

This Special Issue is aimed to gaining additional knowledge about the essential features of heat and mass transfer in not fully stable and unstable, as well as near-critical and supercritical fluids, in conditions of small temporal and spatial scales, typical for cases of powerful local heat generation and modern micro/mini-sized devices. This knowledge serves as a practical basis for the selection of control tools in the course of short-term processes involving fast-variable heat generation.

  

The topics of interest include but are not limited to the following:

• High-power heat release; micro-explosive fragmentation;

• Heat-mass transfer, including nano/mini/micro-devices;

• Critical/supercritical phenomena;

• Non-equilibrium and not fully stable fluids;

• Thermophysical problems of micro- and power electronics cooling;

• Heat transfer enhancement/deterioration in the course of boiling-up and evaporation on modified surfaces;

• Mixtures having LCST or UCST.


Keywords

heat transfer, superheat and boiling-up, not fully stable and unstable fluids, near-critical and supercritical states

Published Papers


  • Open Access

    ARTICLE

    Short-Term Penetration beyond Diffusion Spinodal of a Mixture: Interaction of Liquid-Liquid and Liquid-Vapour Transitions

    Alexey Melkikh, Sergey Rutin, Dmitrii V. Antonov, Pavel Skripov
    Frontiers in Heat and Mass Transfer, Vol.23, No.3, pp. 721-737, 2025, DOI:10.32604/fhmt.2025.066528
    (This article belongs to the Special Issue: Heat and Mass Transfer on A Small Temporal and Spatial Scale)
    Abstract The article considers a relaxation of the water/polypropylene glycol-425 solution with a lower critical solution temperature (LCST) following its pulsed superheating concerning liquid-liquid and liquid-vapor equilibrium lines, as well as the liquid-liquid spinodal. Superheating was performed using the pulsed heat generation method in a micro-sized wire probe. The main heating mode was the constant (over the pulse length) power mode. Characteristic heating rates ranged from 0.05 × 105 to 2 × 105 K/s, while the degree of superheating concerning the spinodal was up to 200 K. The temperature of spontaneous boiling-up and the amplitude of the… More >

    Graphic Abstract

    Short-Term Penetration beyond Diffusion Spinodal of a Mixture: Interaction of Liquid-Liquid and Liquid-Vapour Transitions

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