Results 81 to 90 of about 666,451 (346)

Productivity‐Driven Optimization of Laser Powder Bed Fusion Parameters for IN718 Superalloy: Process Control, Microstructure, and Mechanical Properties

Advanced Engineering Materials, EarlyView.
This study demonstrates how optimizing laser power, scanning speed, and hatching distance in laser powder bed fusion can boost the productivity of Inconel 718 manufacturing by up to 29% while maintaining mechanical integrity. The work delivers a validated process window and cost–time analysis, offering industry‐ready guidelines for efficient additive ...
Amir Behjat, Guido Barale, John Stavridis, Ehsan Norouzi, Jin‐Yoo Suh, Dong‐Ik Kim, Luca Iuliano, Abdollah Saboori   +7 more
wiley   +1 more source

Effect of Environmental Temperature on the Insulating Performance of Epoxy/MgO Nanocomposites

Applied Sciences, 2020
This article reports on the development of nano-MgO/epoxy resin composites with various mass ratios via a solution blending method. The influence of MgO nanofillers on the thermal properties and the effect of environmental temperature on the insulating ...
Guanghui Ge, Yongzhe Tang, Yuxia Li, Liangsong Huang   +3 more
doaj   +1 more source

Greatly enhanced breakdown strength and energy density in ultraviolet‐irradiated polypropylene

IET Nanodielectrics, 2021
Polymer dielectrics have drawn great attentions for applications in advanced electronic devices and power grids because of their high breakdown strength, low dielectric loss, and excellent flexibility.
Jiayu Chen, Bao‐Wen Li, Yi Sun, Pengxiang Zhang, Zhonghui Shen, Xin Zhang, Ce‐Wen Nan, Shujun Zhang   +7 more
doaj   +1 more source

Picosecond electric-field-induced threshold switching in phase-change materials

, 2016
Many chalcogenide glasses undergo a breakdown in electronic resistance above a critical field strength. Known as threshold switching, this mechanism enables field-induced crystallization in emerging phase-change memory.
Brongersma, Mark, Chen, Frank, Fong, Scott W., Johnston, Scott, Jost, Peter, Kaes, Matthias, Landreman, Patrick, Lindenberg, Aaron, Salinga, Martin, Shen, Zhi-Xun, Sher, Meng-Ju, Shu, Michael J., von Hoegen, Alexander, Wen, Haidan, Wong, H. -S. Philip, Wu, Xiaoxi, Wuttig, Matthias, Zalden, Peter, Zhu, Yi   +18 more
core   +1 more source

Towards Defect Phase Diagrams: From Research Data Management to Automated Workflows

Advanced Engineering Materials, EarlyView.
A research data management infrastructure is presented for the systematic integration of heterogeneous experimental and simulation data required for defect phase diagrams. The approach combines openBIS with a companion application for large‐object storage, automated metadata extraction, provenance tracking and federated data access, thereby supporting ...
Khalil Rejiba, Sang‐Hyeok Lee, Christina Gasper, Martina Freund, Sandra Korte‐Kerzel, Ulrich Kerzel   +5 more
wiley   +1 more source

Preparation of Three Types of Transformer Oil-Based Nanofluids and Comparative Study on the Effect of Nanoparticle Concentrations on Insulating Property of Transformer Oil

Journal of Nanotechnology, 2016
Nanofluids have the potential to become the alternatives of conventional transformer oil for their exquisite electrical and thermal properties.
Qi Wang, Muhammad Rafiq, Yuzhen Lv, Chengrong Li, Kai Yi   +4 more
doaj   +1 more source

Dielectric Barrier Discharge Plasma Deoxidation of Natively Oxide Layer of Copper Powders in a Fluidized Bed

Advanced Engineering Materials, EarlyView.
This paper presents a novel approach to reducing oxide layers on metal powders using low‐temperature hydrogen dielectric barrier discharge plasmas at atmospheric pressure. Unlike conventional hydrogen‐plasma reductions, the powders do not contact the plasma directly.
Shukang Zhang, Annett Wollmann, Thomas Gimpel, Alfred P. Weber   +3 more
wiley   +1 more source

Dynamic atomic-scale electron avalanche breakdown in solid dielectrics

Nature Communications
Electron avalanche breakdown plays a pivotal role in determining the efficiency and reliability of semiconductors and insulators in micro-nanoelectronics and power systems.
Jian Wang, Zhong-Hui Shen, Wei Li, Run-Lin Liu, Yu-Lin Duan, Yang Shen, Han-Xing Liu, Ce-Wen Nan   +7 more
doaj   +1 more source

The Impact of TiO₂ Nanoparticle Concentration Levels on Impulse Breakdown Performance of Mineral Oil-Based Nanofluids

Nanomaterials, 2019
The insulation of mineral oil-based nanofluids was found to vary with different concentration level of nanoparticles. However, the mechanisms behind this research finding are not well studied.
Ziyi Wang, You Zhou, Wu Lu, Neng Peng, Weijie Chen   +4 more
doaj   +1 more source

Lightning impulse tests on air-breakdown level in point-plane electrode configuration [PDF]

, 2014
In the past several decades, extensive amount of research work has been done to understand the fundamental characteristics of the electrical breakdown.
Che Mok @ Adnan, Mohd Dasri
core