Tech Xplore news

Tech Xplore / Bifacial perovskite solar cells point to higher efficiency

A bifacial perovskite solar cell, which allows sunlight to reach both sides of the device, holds the potential to produce higher energy yields at lower overall costs, according to scientists at the U.S. Department of Energy's ...

Jul 18, 2023 in Energy & Green Tech
Tech Xplore / Evaluating the ability of ChatGPT and other large language models to detect fake news

Large language models (LLMs) are an evolution of natural language processing (NLP) techniques that can rapidly generate texts closely resembling those written by humans and complete other simple language-related tasks. These ...

Jul 17, 2023 in Computer Sciences
Tech Xplore / Multiple 'selves' of modular agents boost AI learning

How and why we make thousands of decisions every day has long proven to be a popular area of research and commentary.

Jul 17, 2023 in Computer Sciences
Tech Xplore / Researchers uncover privacy risks in cellphones purchased at police auctions

Law enforcement agencies nationwide regularly sell items that are seized in criminal investigations or are unclaimed from lost-and-found inventories. Many of these items—vehicles, jewelry, watches and electronic devices ...

Jul 17, 2023 in Consumer & Gadgets
Tech Xplore / Human-aware AI helps accelerate scientific discoveries, new research shows

A new study explores how artificial intelligence can not only better predict new scientific discoveries but can also usefully expand them. The researchers, who published their work in Nature Human Behaviour, built models ...

Jul 17, 2023 in Machine learning & AI
Tech Xplore / Cap top 20% of energy users to reduce carbon emissions, say scientists

Consumers in the richer, developed nations will have to accept restrictions on their energy use if international climate change targets are to be met, warn researchers.

Jul 17, 2023 in Business
Tech Xplore / Researchers introduce transparent optical imager with near-infrared sensitivity and touchless interface

Most existing devices are operated via the sense of touch, either via touchscreens or mouse, remote controls, keyboards, and other equipment. Some engineers, however, have been trying to introduce alternative interfaces that ...

Tech Xplore / A strategy to reduce defects in inverted perovskite solar cells and improve their performance

Perovskites, a class of materials with a characteristic crystal structure, have proved to be very promising for the fabrication of solar cells and photovoltaics. One of these materials is lead triodide (FAPbI3), a perovskite ...

Jul 14, 2023 in Energy & Green Tech
Tech Xplore / New high-power thermoelectric device may provide cooling in next-gen electronics

Next-generation electronics will feature smaller and more powerful components that require new solutions for cooling. A new thermoelectric cooler developed by Penn State scientists greatly improves the cooling power and efficiency ...

Tech Xplore / Study examines productivity effects of ChatGPT when used by college-educated professionals

A pair of economists at MIT have conducted an experiment designed to determine if the use of ChatGPT by college-educated professionals can make them more productive. In their study, reported in the journal Science, Shakked ...

Jul 14, 2023 in Business
Tech Xplore / Coordination could spare billions in grid upgrade costs and accelerate electrification

The electric grids of the future will need to handle much bigger loads due to electrification of transportation and other sectors. This could mean expensive infrastructure upgrades to ensure their reliable operation, but ...

Jul 14, 2023 in Engineering
Tech Xplore / Global metric developed for the design of dexterous robots

A collaborative project by researchers from Kings College London (KCL), University College London (UCL) and Moorfields Eye Hospital has defined the design and application of robots for reachability and dexterity for eye surgery.

Jul 14, 2023 in Robotics