Energy & Green Tech
The thin-film lithium-ion batteries used in microdevices such as portable and medical electronics may supply a good amount of power relative to their mass, but do not provide enough power for many devices due to their limited ...
Apr 6, 2021
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92
Engineering
McMaster researchers, working with partners at other universities, have created a motion-powered, fireproof sensor that can track the movements of firefighters, steelworkers, miners and others who work in high-risk environments ...
Mar 1, 2019
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119
Engineering
As environmental and energy crises become increasingly more common occurrences around the world, a thermal energy harvester capable of converting abundant thermal energy—such as solar radiation, waste heat, combustion of ...
Mar 31, 2021
1
563
Electronics & Semiconductors
A new phased-array transmitter design overcomes common problems of CMOS technology in the 300 GHz band, as reported by scientists from Tokyo Tech. Thanks to its remarkable area efficiency, low power consumption, and high ...
Feb 19, 2024
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25
Engineering
Superconductors make highly efficient electronics, but the ultralow temperatures and ultrahigh pressures required to make them work are costly and difficult to implement. Room-temperature superconductors promise to change ...
Mar 28, 2023
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6
Software
Standing among solar arrays and power grid equipment at the National Renewable Energy Laboratory (NREL), you might hear a faint, distorted melody buzzing from somewhere. You are not hallucinating—that gray box really is ...
Dec 14, 2022
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16
Engineering
Gas turbines are widely used for power generation and aircraft propulsion. According to the laws of thermodynamics, the higher the temperature of an engine, the higher the efficiency. Because of these laws, there is an emerging ...
Aug 25, 2022
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99
Electronics & Semiconductors
Ultrathin, flexible computer circuits have been an engineering goal for years, but technical hurdles have prevented the degree of miniaturization necessary to achieve high performance. Now, researchers at Stanford University ...
Jun 17, 2021
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120
Electronics & Semiconductors
In the field of robotics, metals offer advantages like strength, durability, and electrical conductivity. But, they are heavy and rigid—properties that are undesirable in soft and flexible systems for wearable computing ...
Mar 11, 2021
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57
Robotics
Most of the world is covered in oceans, which are unfortunately highly polluted. One of the strategies to combat the mounds of waste found in these very sensitive ecosystems—especially around coral reefs—is to employ ...
Apr 25, 2023
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81
