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Monday, September 26, 2022

This Week in Physics - Shining Light on Electron Microscopy

This Week in Physics Magazine — September 26, 2022

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Shining Light on Electron Microscopy

Herman Batelaan – September 26, 2022

A new method that uses laser light to both generate and shape electron beams could improve the resolution of electron microscopy.

Research News

Countdown to DART Impact

September 20, 2022

In a first-of-its-kind test for planetary defense, NASA's DART spacecraft is scheduled next week to crash into an asteroid and alter the celestial body's course.

Focus

How Cells Move through Narrow Spaces

September 20, 2022

Experiments demonstrate that biological cells actively change shape to respond to their surroundings when moving in confined regions.

Focus

Optimizing Flow Speed is Essential for the Gut

September 23, 2022

Fluid dynamics simulations suggest that the varying flow speed inside the small intestine maximizes nutrient absorption while minimizing excess bacteria.

Research News

Plant-Based Strategy for Harvesting Light

September 21, 2022

A new photodetector design borrows its light-gathering architecture from plants, offering a potential path to more efficient solar cells.

synopsis

Disordered Systems Mimic Genetic Evolution

September 20, 2022

A bacterial genome's evolution under changing drug concentrations displays effects of memory formation and mimics how disordered solids respond to external forces.

synopsis

Information as Thermodynamic Fuel

September 21, 2022

A "filtering" algorithm allows information engines to perform efficiently even when they are subjected to high noise.

synopsis

New Qubit Enters the Quantum-Computer Arena

September 22, 2022

A new type of superconducting qubit could solve a "crowding" problem that hinders the development of superconducting quantum computers with large numbers of qubits.

synopsis

Wind Farms Perform Under Pressure

September 23, 2022

Simulations show that negative wind shear can reduce the power output of wind farms.


1 Physics Ellipse, College Park, MD 20740
© 2022 American Physical Society | All rights reserved
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Monday, September 19, 2022

This Week in Physics - Satellite Confirms the Principle of Falling

This Week in Physics Magazine — September 19, 2022

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Satellite Confirms the Principle of Falling

Philippe Brax – September 14, 2022

The MICROSCOPE satellite experiment has tested the equivalence principle with an unprecedented level of precision.

Special Feature

The Equivalence Principle under a MICROSCOPE

September 14, 2022

A cartoon illustrates results from the MICROSCOPE satellite mission, which has measured with astronomical sensitivity the falling rate of different objects under gravity.

Research News

Laser-Accident-Turned-Surgery-Breakthrough Wins Golden Goose

September 14, 2022

A team of physicists and clinicians will today be honored for their development of the bladeless eye surgery technique known as LASIK, an advance partly aided by a lab mishap involving an eye and a laser.

Viewpoint

A Solid Observation of Strong Kerr Nonlinearity

Mitsuyoshi Takahata and Nobuko Naka – September 19, 2022

Researchers have demonstrated that a solid can exhibit an enhanced nonlinear optical phenomenon usually seen only in cold atomic gases.

synopsis

Strobing Light Shapes Atomic Array

September 14, 2022

An optical tweezer with a stroboscopic twist can trap cold atoms in lattices of all shapes.

synopsis

Mini Interferometers Offer Impressive Sensitivity

September 15, 2022

A sensor containing thumbnail-sized interferometers might help astronomers detect gravitational waves emitted from certain black hole mergers.

Q&A

Interaction Detection with Attosecond Perfection

September 16, 2022

Mina Bionta explores how light interacts with matter by capturing snapshots of those interactions on the timescale of the light's oscillations.

synopsis

Modeling Landslide-Induced Tsunamis

September 13, 2022

A new model can accurately predict the height of waves created when a cliff collapses into water, allowing for a better evaluation of the threat the incident may pose to local people.

synopsis

A Jiggling Ultracold Atomic Gas Simulates Spin Dynamics

September 19, 2022

Researchers produce analogues of hard-to-study quantum phenomena in a gas of strontium atoms near absolute zero.


1 Physics Ellipse, College Park, MD 20740
© 2022 American Physical Society | All rights reserved
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