Tech Xplore news

Tech Xplore / 'Indiana Jones' jailbreak approach highlights the vulnerabilities of existing LLMs

Large language models (LLMs), such as the model underpinning the functioning of the conversational agent ChatGPT, are becoming increasingly widespread worldwide. As many people are now turning to LLM-based platforms to source ...

Feb 20, 2025 in Security
Tech Xplore / Continuous skill acquisition in robots: New framework mimics human lifelong learning

Humans are known to accumulate knowledge over time, which in turn allows them to continuously improve their abilities and skills. This capability, known as lifelong learning, has so far proved difficult to replicate in artificial ...

Feb 20, 2025 in Robotics
Tech Xplore / First two-way adaptive brain-computer interface enhances communication efficiency

A team of bioengineers at Tsinghua University, working with medical research colleagues from Tianjin University, both in China, have developed what they describe as the world's first two-way adaptive brain–computer interface ...

Tech Xplore / Researchers 3D print high-performance, sustainable thermoelectric materials

Rapid, localized heat management is essential for electronic devices and could have applications ranging from wearable materials to burn treatment. While so-called thermoelectric materials convert temperature differences ...

Feb 20, 2025 in Energy & Green Tech
Tech Xplore / High-speed face tracking enhances augmented reality experiences

Augmented reality (AR) has become a hot topic in the entertainment, fashion, and makeup industries. Though a few different technologies exist in these fields, dynamic facial projection mapping (DFPM) is among the most sophisticated ...

Feb 20, 2025 in Computer Sciences
Tech Xplore / Chip-based system for terahertz waves could enable more efficient, sensitive electronics

The use of terahertz waves, which have shorter wavelengths and higher frequencies than radio waves, could enable faster data transmission, more precise medical imaging, and higher-resolution radar.

Tech Xplore / Giant X-ray facility shows that magnets can reduce flaws in 3D printed components

Safety critical components for aircraft and Formula 1 racing cars could one day be 3D printed via a new technique, developed by researchers at UCL and the University of Greenwich, that substantially reduces imperfections ...

Feb 20, 2025 in Engineering
Tech Xplore / A 'local electricity market': Rooftop panels, EV chargers, and smart thermostats could boost power grid resilience

There's a lot of untapped potential in our homes and vehicles that could be harnessed to reinforce local power grids and make them more resilient to unforeseen outages, a new study shows.

Feb 20, 2025 in Engineering
Tech Xplore / Sodium-ion batteries face greater safety hazards due to sodium clusters, study finds

A new study led by the Qingdao Institute of Bioenergy and Bioprocess Technology of the Chinese Academy of Sciences has identified significant safety risks in sodium-ion batteries (SIBs), especially compared to lithium-ion ...

Feb 20, 2025 in Energy & Green Tech
Tech Xplore / Hybrid transparent electrodes enhance efficiency and longevity of perovskite solar cells

Bifacial perovskite solar cells are known for their ability to harness sunlight from both sides. Researchers from the Indian Institute of Technology (IIT) recently made significant strides in their development with a novel ...

Feb 20, 2025 in Energy & Green Tech
Tech Xplore / Hydrophobic surface coating strategy addresses CO₂ electroreduction stability challenges

The conversion of carbon dioxide (CO2) into valuable chemical products via the electrochemical CO2 conversion reaction could be highly advantageous. This conversion process could help to make good use of excess CO2 in the ...

Feb 19, 2025 in Engineering
Tech Xplore / Waste-based perovskite solar cell achieves 21.39% energy efficiency

A team of materials scientists and solar engineers at Nanyang Technological University in Singapore, working with a colleague from Polytechnique Hauts-de-France, has developed a perovskite solar cell using a biomass-based ...

Feb 19, 2025 in Energy & Green Tech