Tag Archives: Atomic and Molecular Physics

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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Ultracold Atoms Simulate Breaking Flux Strings

An optical-lattice experiment offers a platform for observing dynamics of particle–antiparticle pair creation in quantum field theories. Continue reading →

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Gases Team Up for Enhanced Coherence

Magnetic feedback causes two atomic gases to guide each other’s spins into long-lasting collective alignment. Continue reading →

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It’s a Trap—for Lanthanides

Trapping and imaging single dysprosium atoms extends the utility of optical tweezer arrays to electronically complex species, opening the door to new quantum physics studies. Continue reading →

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Characterizing Clusters inNuclear Collisions

High-energy collisions result in the formation of clusters of neutrons and protons inside atomic nuclei and in the emission of energetic ions. Continue reading →

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Deciphering Single-Molecule Fluorescence

Spatial maps of the light emitted by an excited molecule reveal how the emission depends on the molecule’s charge states. Continue reading →

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Defects Control Silica’s Viscosity

The quirky temperature dependence of liquid silica’s viscosity comes from the liquid equivalent of crystal defects, according to new simulations. Continue reading →

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A Liquid Method to Prepare Ion Beams

A liquid-metal jet can strip electrons from a high-intensity, accelerator-based ion beam, increasing the beam’s charge and enhancing accelerator performance. Continue reading →

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A Quick Way to Measure Isotope Ratios

A new laser-based method allows scientists to detect the isotope concentration of different chemicals in a gas in a short time. Continue reading →

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Ultracold Molecules Have Staying Power

Intermediate, nonreactive atom-molecule complexes last for a surprisingly long time.  Read more in APS Physics…

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