Electronics & Semiconductors
For decades, silicon-based power transistors (MOSFETs, field-effect transistors) formed the backbone of power conversion systems that convert alternating current (AC) into direct current (DC) and vice versa, or DC from low ...
Mar 21, 2022
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Electronics & Semiconductors
Fujitsu Limited and Fujitsu Laboratories Ltd. today announced that they have developed a crystal structure that both increases current and voltage in gallium-nitride (GaN) high electron mobility transistors (HEMT), effectively ...
Aug 10, 2018
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Engineering
A space solar-powered satellite (SSPS) is a tremendous energy system that collects and converts solar power to electric power in space, and then transmits the electric power to Earth, spacecraft, or moving targets via microwave. ...
Jan 31, 2024
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Energy & Green Tech
On the evening of May 6, 1937, the largest aircraft ever built by mankind, a towering example of technological prowess, slipped through the stormy skies of New Jersey and prepared to land. The airship Hindenburg was nearing ...
May 17, 2021
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Engineering
A research team has successfully developed an environmentally friendly refrigerant compressor using an electrochemical method instead of a mechanical method. The development is published in Renewable Energy.
Nov 24, 2023
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Energy & Green Tech
The long-standing challenges to the practical implementation of rechargeable zinc-air batteries (ZABs) are the electrochemical irreversibility of the Zn anode and degradation of the air cathodes in alkaline electrolyte, which ...
Jun 20, 2022
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Robotics
For years, there's been a cardinal rule for flying civilian drones: Keep them within your line of sight. Not just because it's a good idea—it's also the law.
Jul 6, 2022
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Energy & Green Tech
For most of us, transmitting power is an invisible part of modern life. You flick the switch and the light goes on.
Feb 7, 2023
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Electronics & Semiconductors
A review published in the journal National Science Review summarizes the research of a team led by Prof. Huaxiang Yin (Institute of Microelectronics of Chinese Academy of Sciences). They systemically reviewed the development ...
Mar 22, 2024
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Energy & Green Tech
A research group led by Prof. Zhao Junmei from the Institute of Process Engineering (IPE) of the Chinese Academy of Sciences developed a novel vanadium-poor and manganese-rich phosphate cathode with better electrochemical ...
Dec 15, 2021
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