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Tuesday, February 21, 2023

This Week in Physics — Electrons Filming Themselves

 

This Week in Physics Magazine — February 21, 2023

Viewpoint

Electrons Filming Themselves

Mette Gaarde – February 21, 2023

Two groups demonstrate innovative ways to capture the ultrafast motion of electrons in atoms and molecules.

Focus

Secret of Flow-Induced Electric Currents Revealed

February 17, 2023

Vibrations are the main drivers of a mysterious process in which a liquid flow generates an electric current in the solid below it.

Research News

Evidence Found for a Majorana "Cousin"

February 15, 2023

Researchers report the measurement of a "poor man's" Majorana—a nontopological version of the Majorana fermion—a finding that they hope will reinvigorate the Majorana field.

synopsis

A New Route to Room-Temperature Ferromagnets

February 21, 2023

A novel crystalline material is readily grown from low-melting-temperature mixtures—a result that points toward a new route to above-room-temperature ferromagnets.

Research News

Researchers Spot a Ferron

February 17, 2023

Experimental measurements of a quasiparticle called a ferron indicate that ferrons could be used to turn ferroelectric materials into thermal switches, devices that can be used to control heat flow in engines.

synopsis

How To Grow Silicon Carbide

February 14, 2023

Adapting a method for making graphene, researchers have created a 2D honeycomb material that is predicted to have desirable mechanical, thermal, and optical properties.

Viewpoint

Searching for New Physics with the Electron's Magnetic Moment

Saïda Guellati-Khelifa – February 13, 2023

Measurements of the magnetic moment of the electron have achieved unprecedented accuracy, showing great potential for the search for physics beyond the standard model.

synopsis

How Walls Change a Colloid's Diffusivity

February 15, 2023

An analytical model paired with precise experimental measurements explains the origin of the complex dynamics of a colloidal particle close to a flat surface.



 

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