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Acoustics and heat transfer characteristics of piezoelectric driven central orifice synthetic jet actuators
(Taylor & Francis, 2022-09-19)
Growth in computational capacity combined with a decrease in the size of digital devices has led to increasing demand for more active and efficient cooling of electronics. In this study, an experimental investigation into ...
An experimental study on the heat transfer and wettability characteristics of micro-structured surfaces during water vapor condensation under different pressure conditions
(Elsevier, 2021-01)
In this study, condensation characteristics of water vapor on micro-structured surfaces at different pressures and subcooling temperature has been investigated experimentally. This work represents a basic study in order ...
In memoriam Prof. Avram Bar-Cohen
(IEEE, 2021-08)
The outpouring of emotion and appreciation for Prof. Avram (Avi) Bar-Cohen from his students and colleagues in the academic, industrial, and government communities in Heat Transfer and Electronics Packaging is a testament ...
In memoriam Prof. Avram Bar-Cohen
(IEEE, 2021-11)
It has been a little over a year since the passing of Prof. Avram, Avi as he is popularly known, Bar-Cohen. Eulogies from his students and colleagues in the academic, industrial, and government communities in Heat Transfer ...
Optical and thermal analysis of secondary optics in light emitting diodes' packaging: Analysis of MR16 lamp
(IOP Publishing, 2021-12-08)
Optical and thermal control are two main factors in package design process of lighting products, specifically light emitting diodes (LEDs). This research is aimed to study the role of secondary optics in opto-thermal ...
Parametric effects on pool boiling heat transfer and critical heat flux: A critical review
(ASME, 2022-12)
Pool boiling heat transfer offers high-performance cooling opportunities for thermal problems of electronics limited with high heat fluxes. Therefore, many researchers have been extensively studying over the last six ...
A critical review on the junction temperature measurement of light emitting diodes
(MDPI, 2022-10)
In the new age of illumination, light emitting diodes (LEDs) have been proven to be the most efficient alternative to conventional light sources. Yet, in comparison to other lighting systems, LEDs operate at low temperatures ...
Discrete phase analysis of self heating particles over an immersion liquid cooled high power blue light-emitting diode with suspended phosphor particles
(ASME, 2022-10)
In recent years, the interaction of unrestricted particles with dispersed multiphase flows has been linked to a number of important engineering applications. Among these applications, the novel idea of immersion-cooled ...
Dynamic opto-electro-thermal characterization of solid state lighting devices: measuring the power conversion efficiency at high current densities
(IOP Publishing, 2022-09-22)
Solid state lighting devices with high power densities require accurate characterization, as the rise of chip temperature impacts its optical, electrical, and lifetime characteristics. A detailed experimental study is ...
Machine learning to predict junction temperature based on optical characteristics in solid-state lighting devices: A test on WLEDs
(MDPI, 2022-08)
While junction temperature control is an indispensable part of having reliable solid-state lighting, there is no direct method to measure its quantity. Among various methods, temperature-sensitive optical parameter-based ...
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