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Max Planck Institute

2 GoKawiil briefs on this topic

Simulations Suggest JWST's 'Little Red Dots' Are Infant Supermassive Black Holes

A new Nature study led by Max Planck Institute astrophysicist Sunmyon Chon simulated conditions in the early universe and found that rapidly forming black holes can generate light signatures matching the mysterious 'little red dots' seen by the James Webb Space Telescope. The team argues these objects quickly develop dense, thick gas disks that produce a strong hydrogen-alpha glow resembling what's observed in these ancient regions of space.

Study finds sliding raindrops build electric charge that corrodes coated metal

Researchers at the Max Planck Institute for Polymer Research found that water droplets sliding down smooth surfaces such as glass, leaves, and Teflon-coated copper accumulate an electric charge. When these charged droplets reached copper plates coated with Teflon, they burrowed through the coating and pitted the metal beneath, an effect not seen when water simply dripped straight onto the plates without first sliding across another surface. The findings, published in Nature, also help explain why water moves more slowly than expected across seemingly frictionless smooth surfaces.