Search results for quanta

Quantum Physics Feb 16, 2023

Researchers observe a bubble phase of composite fermions

Strong interactions between particles in physical systems can result in various highly correlated ground states. These states and the strong correlations underpinning them have been extensively explored in recent years.

Optics & Photonics Feb 15, 2023

Using lasers, researchers can directly control the spin of nuclei, which can encode quantum information

In principle, quantum-based devices such as computers and sensors could vastly outperform conventional digital technologies for carrying out many complex tasks. But developing such devices in practice has been a challenging ...

General Physics Feb 13, 2023

Quarks and gluons: The JADE experiment at DESY

A new paper in The European Physical Journal H (EPJ H) describes the JADE experiment at DESY in Hamburg, in which high-energy electron-positron collisions led to the discovery of the particle that holds quarks together to ...

Condensed Matter Jan 31, 2023

Scientists couple terahertz radiation with spin waves

An international research team led by the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) has developed a new method for the efficient coupling of terahertz waves with much shorter wavelengths, so-called spin waves. As the experts ...

Optics & Photonics Jan 26, 2023

New detector could enable high-speed quantum communication

Researchers have developed a new detector that can precisely measure single photons at very high rates. The new device could help make high-speed quantum communication practical.

Astronomy Dec 30, 2022

The sky isn't just blue—airglow makes it green, yellow and red too

Look up on a clear sunny day and you will see a blue sky. But is this the true color of the sky? Or is it the only color of the sky?

Optics & Photonics Nov 21, 2022

Researchers control individual light quanta at very high speed

A team of German and Spanish researchers from Valencia, Münster, Augsburg, Berlin and Munich have succeeded in controlling individual light quanta to an extremely high degree of precision. In Nature Communications, the researchers ...

General Physics Nov 9, 2022

Truly chiral phonons observed in three-dimensional materials for the first time

Chirality is the breaking of reflection and inversion symmetries. Simply put, it is when an object's mirror images cannot be superimposed over each other. A common example are your two hands—while mirror images of each other, ...

Optics & Photonics Nov 9, 2022

Investigating the resonant two-photon ionization of helium

Using a new experimental method, physicists from the Max Planck Institute for Nuclear Physics in Heidelberg investigated the resonant two-photon ionization of helium with improved spectral resolution and angular resolution. ...

Quantum Physics Nov 3, 2022

'Stretched' nuclear states under the magnifying glass at the Krakow cyclotron

All chemical elements were formed in the process of evolution of the universe dominated by light atomic nuclei. The properties of these nuclei are therefore of crucial importance not only in astrophysics, but also in relation ...

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