high-temperature superconductivity

Researchers discover yttrium-cerium and lanthanum-cerium hydrides exhibit superconductivity at lower pressure

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Science is taking a step forward in the quest for superconductors that will not require ultra-high pressure to function, thanks to multinational research led by Xiaojia Chen at the University of Houston. “It has long been superconductivity researchers’ goal to ease or even eliminate the critical controls currently required regarding temperature and pressure,” said Chen, … Read more

New thermometry method reveals cooling effect in compressed quantum gases

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An international collaboration between researchers from Innsbruck and Geneva has unveiled a groundbreaking thermometry method tailored for measuring temperatures in low-dimensional quantum gases. Surprisingly, their findings suggest that compressing a gas may lead to cooling—a counterintuitive phenomenon that challenges conventional wisdom. Published in Science Advances, this study marks a significant milestone in our understanding of … Read more

Quantum clue to high-temp superconductivity

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In a recent breakthrough detailed in Nature Communications, a collaborative effort among researchers from Politecnico di Milano, Chalmers University of Technology in Göteborg, and Sapienza University of Rome sheds new light on a perplexing aspect of copper-based superconductors with high critical temperatures. These materials exhibit unique behavior, acting as “strange” metals even when temperatures surpass … Read more

Carbon cage networks predicted to enable superconductivity above 100 K

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In a recent study featured in Advanced Science, Professor Zhong Guohua and a team of researchers from the Shenzhen Institute of Advanced Technology (SIAT) at the Chinese Academy of Sciences (CAS) have made a groundbreaking prediction about achieving superconductivity at temperatures exceeding 100 K using unique carbon-cage networks. By employing advanced first-principles calculations, they designed … Read more

Physicists explain origin of Planckian scattering in PdCrO2

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Physicists have been grappling with a complex quantum phenomenon that occurs within a class of superconducting materials, referred to as “strange metals.” These materials exhibit an intriguing behavior where electrons, found in what’s called “Planckian scattering,” scatter at high rates, influenced by temperature. Unraveling the mystery behind this behavior in unconventional metals could potentially unlock … Read more

Designer quantum materials could help observe tricky triplons

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Triplons present a fascinating challenge in experimentation due to their elusive nature. Detecting them is incredibly tough, often requiring tests on larger materials, yielding averaged results. Yet, designer quantum materials provide a distinct advantage, explains Academy Research Fellow Robert Drost. These materials let scientists craft phenomena that aren’t naturally occurring, opening doors to unique quantum … Read more

LK-99: The material that could revolutionize electricity

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In recent times, a material called LK-99 has sparked intense global debates. A Korean research group shared their findings on arXiv, suggesting it might be a room-temperature superconductor, defying conventional limitations. If this holds true, it would be a monumental breakthrough, earning it the nickname “Holy Grail” of materials science. The potential impact on electricity … Read more

Discovery of “stacked pancakes of liquid magnetism” in layered helimagnets

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Scientists have made a fascinating discovery of “liquid magnetism stacked like pancakes” that could potentially explain the unusual electronic behavior of certain helical magnets with layers. The anomalous electronic behavior of layered helimagnetic crystals caught the attention of experimental physicist Makariy Tanatar from Ames National Laboratory at Iowa State University. Tanatar collaborated with Rice theoretical … Read more