Results 41 to 50 of about 43,201 (264)

Magnetic Properties of Magnetic Nanoparticles for Efficient Hyperthermia

open access: yesNanomaterials, 2015
Localized magnetic hyperthermia using magnetic nanoparticles (MNPs) under the application of small magnetic fields is a promising tool for treating small or deep-seated tumors.
Ihab M. Obaidat   +2 more
doaj   +1 more source

Stochastic heat engine powered by active dissipation [PDF]

open access: yesJournal of Statistical Mechanics: Theory and Experiment, 2018
Accepted in J. Stat. Mech.: Theory and Experiments (2018)
Saha, Arnab   +3 more
openaire   +3 more sources

On the Lightweight Potential of Laser Additive Manufactured NiTi Triply Periodic Minimal Sheet Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the lightweight potential of laser additive‐manufactured NiTi triply periodic minimal surface sheet lattices. It systematically investigates the effects of relative density and unit cell size on surface quality, deformation recovery, compression behavior, and energy absorption.
Haoming Mo   +3 more
wiley   +1 more source

Analysis and Verification of Heat Dissipation Structures Embedded in Substrates in Power Chips Based on Square Frustums Thermal through Silicon Vias

open access: yesMicromachines
A novel heat dissipation structure composed of square frustums thermal through silicon via array and embedded in P-type (100) silicon substrate is proposed to improve the heat dissipation capacity of power chips while reducing process difficulty.
Fengjie Guo   +3 more
doaj   +1 more source

Design of Low Power DFF with ONOFIC Approach [PDF]

open access: yesJournal of Electrical and Electronics Engineering, 2020
In today’s world as the need of memory elements with high performance are highly demanded, so flip flops came into existence. The flip flops have many applications in the field of electronics.
MALIK Masood Ahmad, SHARMA Vijay Kumar
doaj  

Laser Powder Bed Fusion of Copper–Tungsten Composites for Heat Sink Applications in High‐Power Electronics

open access: yesAdvanced Engineering Materials, EarlyView.
This article demonstrates the successful qualification of a copper–tungsten composite for laser powder bed fusion. The resulting components exhibited high density, high thermal conductivity, and reduced thermal expansion. Heat sinks with complex geometries were successfully manufactured, clearly showcasing the material's potential for additive ...
Simon Rauh   +6 more
wiley   +1 more source

Estimation of power dissipation of a 4H-SiC Schottky barrier diode with a linearly graded doping profile in the drift region [PDF]

open access: yesMaejo International Journal of Science and Technology, 2009
The aim of this paper is to establish the importance of a linearly graded profile in the drift region of a 4H-SiC Schottky barrier diode (SBD). The power dissipation of the device is found to be considerably lower at any given current density as compared
Rajneesh Talwar
doaj  

Efficient Process Development for Laser Powder Bed Fusion of a Soft‐Magnetic Metallic Glass Composite

open access: yesAdvanced Engineering Materials, EarlyView.
Iron‐based metallic glass alloys exhibit excellent soft‐magnetic properties, and unprecedented geometrical freedom in the design of soft‐magnetic metallic glass components is made possible by additive manufacturing. An efficient workflow for developing parameters for laser‐based powder bed fusion of a Fe‐based metallic glass alloy is presented along ...
Julia Löfstrand   +7 more
wiley   +1 more source

Enhancement of Natural Convection Heat Transfer from a Fin by Circular Perforations

open access: yesZhileng xuebao, 2012
Heat transfer enhancement from a horizontal rectangular fin embedded with circular perforations under natural convection is studied. Through the experiment and simulation, the heat dissipation power of different perforated numbers was compared to the ...
Jing Wenjuan   +3 more
doaj  

Effects of Carbon Nanoparticles on Triboelectro‐Induced Surface Defects

open access: yesAdvanced Engineering Materials, EarlyView.
Carbon nanoparticles added to grease modify the electrocontact behavior. The synergy of particle concentration and electric current dominates the surface damage of metals in contact. Electrical surface damage caused by current leakage is a critical challenge in high‐performance applications such as electric vehicle (EV) drivetrains and wind turbine ...
Mohsen Tajedini   +6 more
wiley   +1 more source

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