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Monday, March 27, 2023

This Week in Physics — Superconducting Vortices Made Without Magnetic Fields

 

This Week in Physics Magazine — March 27, 2023

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Superconducting Vortices Made Without Magnetic Fields

Niladri Banerjee and Jason W. A. Robinson – March 27, 2023

A quantum phase of matter detected in an iron-based superconductor could host Majorana zero modes—quasiparticles that may serve as building blocks for future quantum computers.

Research News

Publishing Science in a War Zone

March 24, 2023

The Ukrainian Journal of Physics has managed to keep publishing during the past year, offering an outlet for physicists in the war-torn country.

synopsis

Heavy-Flavor Properties Get an Update

March 23, 2023

The Heavy Flavor Averaging Group has released new world averages for properties of "heavy-flavor" particle decays—an update aimed at improving our understanding of flavor physics.

Focus

Beaming in a Spin Texture

March 24, 2023

Researchers use an optical vortex beam to create a stable pattern of electron spins in a thin layer of semiconductor material.

Research News

Eyes Help Shrimp Hide

March 23, 2023

Using a photonic glass made of crystalline nanospheres crustaceans can change the color of their eyes for effective camouflaging.

synopsis

Sensing Fish at a Distance

March 22, 2023

The whiskers of some marine mammals are sensitive to the turbulent wakes left by fish. A new experiment investigates how this process works over different distances.

synopsis

Highest-Order Electromagnetic Transition Observed

March 24, 2023

Observations deliver evidence of an exotic "sixth-order" electromagnetic transition in the gamma-ray emission of an iron isotope, a finding that could provide new ways to test nuclear models.

Viewpoint

Droplets Come to Life

David Zwicker – March 20, 2023

Phase separation within cells creates droplets whose chemical activity leads to surprising mobility that serves cellular function and hints at the origin of life.

synopsis

Deciphering Single-Molecule Fluorescence

March 21, 2023

Spatial maps of the light emitted by an excited molecule reveal how the emission depends on the molecule's charge states.



 

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Monday, March 20, 2023

This Week in Physics — The Cosmos as a Colloid

 

This Week in Physics Magazine — March 20, 2023

Research News

The Cosmos as a Colloid

March 14, 2023

A new methodology for analyzing the 3D distribution of galaxies borrows techniques from the study of colloids and other disordered materials.

Focus

"Off Switch" Makes Explosives Safer

March 17, 2023

An explosive material fabricated with a highly porous structure is inactive but is easily "switched on" when filled with water.

Viewpoint

Droplets Come to Life

David Zwicker – March 20, 2023

Phase separation within cells creates droplets whose chemical activity leads to surprising mobility that serves cellular function and hints at the origin of life.

Q&A

Physics Education for the Incarcerated

March 13, 2023

Erin Flowers adapts laboratory courses for incarcerated students, an endeavor that she says is both challenging and rewarding.

Viewpoint

The Impact of Ions on DNA

Jeffery C. Chancellor – March 13, 2023

A study of the electron excitation response of DNA to proton radiation has elucidated mechanisms of damage incurred during proton radiotherapy.

synopsis

Hitting Rewind on Quantum Processes

March 14, 2023

A new technique for reversing the evolution of a quantum system could become a key tool in quantum information technology.

synopsis

A Better Production Line for Atom Arrays

March 15, 2023

A new algorithm can organize hundreds of atoms into pristine patterns—including a honeycomb lattice, a fractal called a Sierpiński triangle, and a lion's head.

Research News

Universal Quantum Logic through Spin Swapping

March 17, 2023

Researchers have demonstrated quantum gate operations in a system where voltage pulses cause neighboring electron spins to swap with one another.

synopsis

A Watery Probe for Ion–Electron Interactions

March 17, 2023

Researchers have developed a method for measuring the strength of certain ion–electron interactions in water, with initial tests throwing up unexpected results.

synopsis

How Microswimmers Push Through Solid-Like Fluids

March 16, 2023

If a helical bacteria's tail propulsion is strong enough to deform the yield-stress fluid ahead of the swimmer, locomotion proceeds.



 

1 Physics Ellipse, College Park, MD 20740
© 2023 American Physical Society | All rights reserved
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