Physicists discover a new switch for superconductivity

Under certain conditions—usually exceedingly cold ones—some materials shift their structure to unlock new, superconducting behavior. This structural shift is known as a "nematic transition," and physicists suspect that ...

Using electric fields to control the movement of defects in crystals

An international team of researchers, led by University of Toronto Engineering Professor Yu Zou, is using electric fields to control the motion of material defects. This work has important implications for improving the properties ...

Exploring the properties of very thin hafnium dioxide

The chemistry of hafnium dioxide (known as hafina) is rather boring. Yet, the behavior of ultrathin layers that are based on this material is very interesting: they can be used as non-volatile computer memory through the ...

Engineers develop a soft, printable, metal-free electrode

Do an image search for "electronic implants," and you'll draw up a wide assortment of devices, from traditional pacemakers and cochlear implants to more futuristic brain and retinal microchips aimed at augmenting vision, ...

Forming and sensing optical emitters in real time

Seeking new techniques to enable quantum networking, Harvard University researchers have developed a novel laser-based strategy for creating single-atom, near-surface material defects, which can be used to form qubits, the ...

New material opens the door for energy-efficient computing

Over the last decade, with the introduction of increasingly complex artificial intelligence (AI) technologies, the demand for computing power has risen exponentially. New, energy-efficient hardware designs could help meet ...

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