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Amorphous Alumina Breakthrough: Japanese Team Creates Transparent Bulk Glass from 'Unglassable' Oxide, Surpassing Sapphire

A Japanese research team has achieved what was considered impossible for over a century: creating a transparent, millimeter-sized bulk piece of amorphous alumina. With a dielectric constant of 11.3, surpassing sapphire, and a novel pentahedral pyramid structure, this JACS-published breakthrough could reshape semiconductor and capacitor materials.

Business & Finance

Yen Stablecoin JPYC Hits $136M in Cumulative Volume as Japan's Iconic Okonomiyaki Chain Begins Crypto Payments

Japan's yen-pegged stablecoin JPYC reaches approximately $136M in cumulative transaction volume. Osaka's legendary okonomiyaki chain Chibo becomes the first restaurant chain to accept JPYC payments. Over two-thirds of transactions run on Polygon. We explore the currency sovereignty debate in the AI agent era.