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cond-mat

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Condensed matter physics explores how vast collections of atoms and electrons behave when they interact, giving rise to the solid and liquid materials that make up our everyday world. From the superconductivity that powers maglev trains to the exotic phases of matter found in quantum computers, this field investigates the rules governing the stuff we touch and use.

At Gist.Science, we make these breakthroughs accessible by processing every new preprint published in this category directly from arXiv. For each paper, our team provides both a clear, plain-language explanation for general readers and a detailed technical summary for specialists, bridging the gap between complex research and public understanding. Below are the latest contributions to condensed matter physics, freshly summarized and ready for you to explore.

EMS Measurement of the Valence Spectral Function of Silicon - a test of Many-body Theory

High-resolution electron momentum spectroscopy measurements of silicon's valence spectral function demonstrate that while both GW and cumulant expansion calculations accurately describe band dispersions, only the cumulant expansion approach successfully reproduces the observed satellite structures, validating it as a superior method for modeling high-energy excitations.

C. Bowles, A. S. Kheifets, V. A. Sashin, M. Vos, E. Weigold2026-03-03🔬 cond-mat