Author Archives: rberkowitz

Patterned Surface Sustains Ultrahigh Vacuum

The 3D-printed fitting could help to miniaturize cold-atom sensors by reducing the need for continuous pumping. Continue reading

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A Very Stable Mirror

A crystalline mirror coating significantly reduces fluctuations in the resonant frequency of an optical cavity. Continue reading

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Arctic’s ‘last ice area’ is on thin ice

Mission to Canada’s Queen Elizabeth Islands reveals signs of weakness in a sea ice haven. Read more in Science Magazine… Continue reading

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X-Ray–Optical Technique Detects Subtle Signal

A high-sensitivity measurement reveals the asymmetric shifts of electrons along atomic bonds. Continue reading

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Spectroscopy Technique Reveals Nanoscale Acoustic Waves

Imaging using extreme ultraviolet scattering shows that optical pulses can generate surface excitations with spectra that were previously difficult to achieve. Continue reading

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Measuring the Sun’s Opacity

Experiments with oxygen plasma at extreme densities and temperatures give new transparency to our picture of the Sun’s interior. Continue reading

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Active Matter Gets Solid

Researchers have determined the mechanical properties of a tiny beam made of active particles, laying the groundwork for future micromachines. Continue reading

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Trapping Tiny Objects with Sound

Fluid flow and acoustic waves act together to trap nanoparticles. Continue reading

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Charge Transfer Happens Too Fast to See

A new experiment on static electricity casts doubt on previous ones. Continue reading

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Ice is more flexible than you think, a new nano-movie shows

Trapped air bubbles move, merge and dissolve without fracturing the crystal lattice. Continue reading

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