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Author Archives: rberkowitz
Excited Molecules Escape Their Trap
The loss of ultracold molecules from an optical trap comes from optical excitation of the complexes that form when two of the molecules collide. Continue reading
New Model Predicts Sudden Rogue Waves
Unified theory describes formation of huge, mysterious waves. Continue reading
The forces that burst bubbles
The energy balance between shell, liquid, and impact velocity determines when an elastic capsule will deform and break. Continue reading
Three Helium-Ammonia Compounds Found for Icy Planets
Stable compounds made from helium and ammonia are predicted to form at the extreme pressures found inside Neptune and Uranus. Continue reading
Localized electric field manipulates a nuclear spin
Nuclear electric resonance provides the atom-level control required for some quantum computing applications. Continue reading
Untangling Neurons with Scattered Light
Light-scattering measurements and high-performance computing enable mapping of complex nerve fiber organizations in the brain. Continue reading
Monitoring Volcanic Eruptions Using Lightning
Volcanologist Alexa Van Eaton explains the origins of electrical activity in volcanic ash plumes and why it sometimes leads to detectable lightning. Continue reading
Some Granular Columns Weigh Too Much
Particles packed inside a cylinder can experience a downward force from the walls, resulting in an apparent weight increase. Continue reading
Spin Transport in Nonmagnetic Materials
Interactions between electron spins and acoustic lattice vibrations in a nonmagnetic material could generate a spin current over a long distance. Continue reading
Rare nuclear transition provides evidence for stellar explosion mechanism
With its higher-than-expected propensity to capture electrons, neon could drive some stars’ thermonuclear death. Continue reading