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Optics & Photonics Jun 26, 2024

Time-compression in electron microscopy: Terahertz light controls and characterizes electrons in space and time

Scientists at the University of Konstanz in Germany have advanced ultrafast electron microscopy to unprecedented time resolution. Reporting in Science Advances, the research team presents a method for the all-optical control, ...

Analytical Chemistry Jun 25, 2024

Researchers identify a cheaper, more convenient method to detect asbestos

For decades, a laboratory procedure known as transmission electron microscopy (TEM) has been used to test for asbestos in samples taken at construction sites.

Condensed Matter Jun 24, 2024

Speeding through the microcosm: Insights into ultrafast electron and lattice dynamics

A study has unlocked new dimensions in understanding the ultrafast processes of charge and energy transfer at the microscale. The research delves into the dynamics of microscopic particles, providing insights that could revolutionize ...

Analytical Chemistry Jun 19, 2024

New technology provides electrifying insights into how catalysts work at the atomic level

A team led by Lawrence Berkeley National Laboratory (Berkeley Lab) has invented a technique to study electrochemical processes at the atomic level with unprecedented resolution and used it to gain new insights into a popular ...

Condensed Matter Jun 3, 2024

Scientists bring crystal clarity to diamond's quantum signals

They say that one can miss the forest for the trees. But it's often worth taking a closer look at the trees to make sense of the dense, brambly whole. That's what a Stanford University group did to tackle a thorny quantum-information ...

Nanophysics May 31, 2024

A 20-year-old puzzle solved: Researchers reveal the 'three-dimensional vortex' of zero-dimensional ferroelectrics

Materials that can maintain a magnetized state by themselves without an external magnetic field (i.e., permanent magnets) are called ferromagnets. Ferroelectrics can be thought of as the electric counterpart to ferromagnets, ...

Nanophysics May 29, 2024

Computational lens unmasks hidden 3D information from a single 2D micrograph

National University of Singapore (NUS) physicists have developed a computational imaging technique to extract three-dimensional (3D) information from a single two-dimensional (2D) electron micrograph. This method can be readily ...

Condensed Matter May 27, 2024

Scientists discover polar Bloch points in strained ferroelectric films

A Bloch point is a singular point around which the field vectors are oriented in nearly all directions. In magnetics, it is the natural link between classical and quantum magnetism, and it has not been directly observed. ...

Condensed Matter May 23, 2024

Study identifies high-performance alternative to conventional ferroelectrics

Lighting a gas grill, getting an ultrasound, using an ultrasonic toothbrush—these actions involve the use of materials that can translate an electric voltage into a change in shape and vice versa.

Condensed Matter May 23, 2024

Researchers investigate properties of novel materials for electronics operating in extremely hot environments

The scorching surface of Venus, where temperatures can climb to 480°C (hot enough to melt lead), is an inhospitable place for humans and machines alike. One reason scientists have not yet been able to send a rover to the ...

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