Search results for phonons

Optics & Photonics Nov 22, 2024

Improved ultrasound technique produces previously unattainable images inside live cells

A ultrasound technique from the University of Nottingham will allow the production of sharper images inside live cells without causing damage at resolutions that were previously unattainable.

Nanophysics Nov 18, 2024

New on-chip device uses exotic light rays in 2D material to detect molecules

Researchers have developed a highly sensitive detector for identifying molecules via their infrared vibrational "fingerprint." This innovative detector converts incident infrared light into ultra-confined "nanolight" in the ...

Condensed Matter Nov 15, 2024

Mechanical metamaterial enables long-distance component interaction for unique stretching properties

Metamaterials are artificial materials that do not occur in nature. Their components function like atoms in conventional materials but have special optical, electrical and magnetic properties. Interaction between the components ...

Optics & Photonics Nov 14, 2024

Scientists find a new way of entangling light and sound

For a wide variety of emerging quantum technologies, such as secure quantum communications and quantum computing, quantum entanglement is a prerequisite. Scientists at the Max-Planck-Institute for the Science of Light (MPL) ...

Condensed Matter Nov 14, 2024

Physicists identify key mechanism behind chiral charge density wave in TiSe₂

Chirality is a property of some molecules, subatomic particles, living organisms and other physical or biological systems. This property entails a lack of mirror symmetry in these systems' underlying structures.

Condensed Matter Nov 7, 2024

Can the noble metals become superconductors?

Superconductivity is the phenomenon by which, at sufficiently low temperatures, electric current can flow in a metal with no resistance. While certain metals are excellent superconductors, other metals cannot superconduct ...

General Physics Nov 7, 2024

Fluids thicken at the speed of light: A new theory extends Einstein's relativity to real fluids

The theory of special relativity is rife with counterintuitive and surprising effects, the most famous of which are length contraction and time dilation. If an object travels at a relative speed, which is a non-negligible ...

Nanophysics Nov 4, 2024

Unlocking next-gen chip efficiency: Researchers confirm thermal insights for tiny circuits

In a leap toward more powerful and efficient computer chips, researchers at the University of Virginia have confirmed a key principle governing heat flow in thin metal films—a critical component in the race to design faster, ...

Optics & Photonics Oct 23, 2024

New microchip design harnesses sound waves on the surface for advanced sensing technologies

A team of researchers has for the first time successfully used lasers to generate guided sound waves on the surface of a microchip. These acoustic waves, akin to the surface waves produced during an earthquake, travel across ...

Biotechnology Oct 22, 2024

New fingerprint mass spectrometry method paves the way to solving the proteome

Caltech scientists have developed a method driven by machine learning that allows them to accurately measure the mass of individual particles and molecules using complex nanoscale devices. The new technique opens the possibility ...

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