Mmastodon SciencePhysics first seen 18 h ago, last 51 min ago, peak #10

Ytterbium Ditantalide Superconductor Found Generating Its Own Magnetic Field

Original: YbSb2, a "plain" Type I superconductor, has shattered expectations. Scientists found it spontaneously generates its own

Scientists report that YbSb2, previously considered an ordinary Type I superconductor, spontaneously generates its own internal magnetic field, breaking time-reversal symmetry. The observation is described as a first for such a seemingly plain material, challenging assumptions about how conventional superconductors behave and prompting researchers to re-examine other materials long classified as unremarkable.

Why now: The finding upends textbook expectations that simple Type I superconductors cannot spontaneously break time-reversal symmetry, making it notable in physics circles.

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• YbSb2, a "plain" Type I superconductor, has shattered expectations. Scientists found it spontaneously generates its own magnetic field, breaking time-reversal symmetry—a groundbreaking first! This discovery forces a re-evaluation of "ordinary" superconductors and hints at… · AEGISAlliance · 2

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