Tech Xplore - low-power

Harvesting vibrational energy from 'colored noise'

The energy demands of today's ubiquitous small electronic devices—including sensors, data transmitters, medical implants and 'wearable' consumer products such as Fitbits—can no longer be met by chemical batteries alone. ...

Apr 18, 2024

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Advance in light-based computing shows capabilities for future smart cameras

Researchers developing the next generation of computing technology aim to bring some light to the field—literally. Optical computing, which relies on particles of light called photons, is expected to provide alternatives ...

Apr 15, 2024

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Wristband uses echoes and AI to track hand positions for VR and more

Cornell researchers have developed a wristband device that continuously detects hand positioning—as well as objects the hand interacts with—using AI-powered, inaudible soundwaves.

Apr 2, 2024

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Research team develops next-generation semiconductor memory that operates in extreme environments

Researchers have developed a new manufacturing technology that enables the production of high-quality oxide films and effective patterning at low temperatures and manufactured non-volatile resistive random access memory. ...

Mar 29, 2024

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Next-generation AI semiconductor devices mimic the human brain

A research team led by Prof. Kwon Hyuk-jun of the DGIST Department of Electrical Engineering and Computer Science has developed a next-generation AI semiconductor technology that mimics the human brain's efficiency in AI ...

Mar 29, 2024

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California is wrestling with electricity prices—how to design a system to fix the grid while keeping prices fair

Small-scale solar power, also known as rooftop or distributed solar, has grown considerably in the U.S. over the past decade. It provides electricity without emitting air pollutants or climate-warming greenhouse gases, and ...

Mar 21, 2024

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High-energy laser weapons: How they work, what they are used for

Nations around the world are rapidly developing high-energy laser weapons for military missions on land and sea, and in the air and space. Visions of swarms of small, inexpensive drones filling the skies or skimming across ...

Mar 8, 2024

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An architecture for sub-picowatt logic computing based on self-biased molybdenum disulfide transistors

The continuous improvement of circuits and electronic components is vital for the development of new technologies with enhanced capabilities and unique characteristics. In recent years, most electronics engineers have been ...

Feb 20, 2024 feature

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Tapping into the 300 GHz band with an innovative CMOS transmitter

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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New NASA report suggests we could see space-based power after 2050

Space-based solar power (SBSP) has been in the news recently, with the successful test of a solar power demonstrator in space taking place last summer. While the concept is fundamentally sound, there are plenty of hurdles ...