Category Archives: APS Physics

Filamentation Observed in Wakefield Acceleration

Posted on May 7, 2024 by rberkowitz

A particle-beam-generating method—called wakefield acceleration—uses proton bunches, which can fragment into high-density filaments as a result of their interactions with plasma, new experiments show. Continue reading →

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Lithium-Ion “Traffic Jam” Behind Reduced Battery Performance

Posted on April 24, 2024 by rberkowitz

Real-time in situ x-ray observations of new nickel-rich lithium-ion batteries reveal that reduced performance comes from lithium ions getting trapped in the cathode. Continue reading →

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Quantum Machine Learning Goes Photonic

Posted on April 16, 2024 by rberkowitz

Measuring a photon’s angular momentum after it passes through optical devices teaches an algorithm to reconstruct the properties of the photon’s initial quantum state. Continue reading →

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Evidence of a New Subatomic Particle

Posted on April 10, 2024 by rberkowitz

A signal from the decay products of a meson—a quark and an antiquark—comes from two subatomic particles and not one, as previously thought. Continue reading →

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Modeling Tissue Mechanics with Molten Glass

Posted on April 5, 2024 by rberkowitz

A glass studio becomes a physics lab for biophysicists examining the physiological tissue properties of marine microorganisms. Read more in APS Physics…

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Thermal Conductivity Not Too Hot to Handle

Posted on April 5, 2024 by rberkowitz

A radiometry technique directly measures thermal conductivity in molten metals and confirms the relationship with electrical resistivity. Continue reading →

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Molecular Lawnmower Drives Itself

Posted on March 14, 2024 by rberkowitz

A protein-based motor uses a trimming mechanism to move forward across a field of grass-like peptide segments. Continue reading →

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Testing a New Solar Sandwich

Posted on March 13, 2024 by rberkowitz

By combining the world’s oldest photovoltaic material with today’s most used one, researchers have taken a step toward next-generation solar devices. Continue reading →

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Seeking Solutions to Underwater Noise Pollution

Posted on March 1, 2024 by rberkowitz

Kamal Kesour conducts measurements to identify the sources of noise coming from ships passing through the St. Lawrence Estuary in Quebec, Canada, looking for ways to help crews reduce underwater noise. Continue reading →

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Reducing Persistence ofAntibiotic Resistance

Posted on February 23, 2024 by rberkowitz

A light-based technique can make bacteria more susceptible to antibiotics, and it is nearing clinical trials. Continue reading →

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