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Realizing a Spin Chain

Author(s): Charles Day

Researchers have gained access to the rich physics of a landmark model magnet by assembling a crystal out of organic magnetic molecules.


[Physics 19, s121] Published Tue Sep 22, 2026

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How to Tell If Your Excitons Have Condensed

Author(s): David Ehrenstein

A newly predicted effect should provide a clean way to distinguish between a Bose-Einstein condensate of quasiparticles called excitons and a more mundane collection of these particles.


[Physics 19, s124] Published Tue Sep 22, 2026

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The Effect of Clouds on Wind Farms

Author(s): David Ehrenstein

Simulations suggest that clouds can reduce the length of a wind farm’s slow-air wake, potentially increasing power production of neighboring wind farms.


[Physics 19, s118] Published Wed Sep 02, 2026

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Whale Calls Reveal an Unexpected Wave Effect

Author(s): Ryan Wilkinson

A theory inspired by whale tracking suggests that interference could make the peak of a light-wave packet appear to travel faster than lightβ€”without transmitting information superluminally.


[Physics 19, s107] Published Tue Aug 18, 2026

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