Tech Xplore - device

Brute-force test attack bypasses Android biometric defense

Chinese researchers say they successfully bypassed fingerprint authentication safeguards on smartphones by staging a brute force attack.

May 22, 2023 report

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Bio-inspired device captures images by mimicking human eye

Drawing inspiration from nature, Penn State scientists have developed a new device that produces images by mimicking the red, green and blue photoreceptors and the neural network found in human eyes.

May 12, 2023

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Researchers develop an additive to efficiently improve the stability of perovskite solar cells

Perovskite solar cells (PVSCs) are a promising alternative to traditional silicon-based solar cells because of their high power-conversion efficiency and low cost. However, one of the major challenges in their development ...

May 4, 2023

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Breakthrough in enhancement of hole mobility in strained germanium leads to emergence of new class of quantum materials

Semiconductor materials are the foundation of modern electronic, photonic, photovoltaic, thermoelectric and many other semiconductor devices, which are integral for computers, mobile phones, gadgets, home appliances, cars ...

May 4, 2023 dialog

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Researchers make indoor light energy breakthrough for wearable health sensors

Researchers at the University of St Andrews have made significant progress towards powering wearable health sensors through indoor artificial light energy.

May 15, 2023

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Growing sustainable everyday products using mushrooms

Researchers from The University of Sydney have developed a biological growing process that uses mushrooms to turn organic waste into compostable products as a low-cost, sustainable solution to plastics.

May 17, 2023

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Researchers present new wireless system for greater 5G access

A new paper on wireless connectivity from the lab of Dinesh Bharadia, an affiliate of the UC San Diego Qualcomm Institute (QI) and faculty member with the Jacobs School of Engineering's Department of Electrical and Computer ...

May 18, 2023

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Braided core structure boosts energy density in fiber lithium-ion batteries

An ultrathin braided wire in the core of an electrode increases the energy density of lithium-ion batteries, a team of researchers reports in the journal Angewandte Chemie International Edition. Batteries of this kind could ...

May 4, 2023

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Breakthrough in computer chip energy efficiency could cut data center electricity use

Researchers at Oregon State University and Baylor University have made a breakthrough toward reducing the energy consumption of the photonic chips used in data centers and supercomputers. The paper is published in the journal ...

May 24, 2023

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Toshiba posts 35% decline in full-year net profit

Japanese conglomerate Toshiba on Friday said full-year net profit fell by more than a third due partly to weak sales in electronic devices and other one-off factors.