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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 ...
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 ...
Pool boiling heat transfer in dielectric fluids and impact of surfaces on the repeatability
(ASME, 2022)
This study presents an experimental investigation on the nucleate boiling heat transfer (NBHT) in deionized (DI) water and HFE-7100 on bare copper surfaces. The experiments were performed under atmospheric condition at 0 ...
High brightness illumination based on laser light diffusion with mie scattering
(ASME, 2022)
Limited luminous flux per wafer area of light emitting diodes (LEDs) for high power solid state illumination causes some packaging real estate issues. This problem can be tackled with laser diodes (LDs). At high current ...
Thermal and optical performance characterization of bare and phosphor converted LEDs through package level immersion cooling
(Elsevier, 2022-06-15)
Increased demand for high flux electronics requires creative and affordable thermal management approaches to meet the performance and lifetime expectations. In the present study, optical and thermal improvements of a new ...
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