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Search results for electromagnetic fields

General Âé¶¹ÒùÔºics Jan 15, 2025

How the science of tiny timescales could speed up computers and improve solar cell technology

Attosecond science, the laser-led study of what happens to matter over very short timescales, could lead to major advances in our understanding of nature's fastest processes.

Superconductivity Jan 14, 2025

Fast control methods enable record-setting fidelity in superconducting qubit

Quantum computing promises to solve complex problems exponentially faster than a classical computer, by using the principles of quantum mechanics to encode and manipulate information in quantum bits (qubits).

Environment Jan 2, 2025

New protocol measures 5G radiation from phones and base stations

A team of researchers from Project GOLIAT has developed and applied a new protocol to measure exposure to mobile phone radiation, in particular from 5G. The researchers measured radiofrequency electromagnetic field (RF-EMF) ...

Condensed Matter Dec 20, 2024

New electron microscopy technique reveals complex spin structures at femtosecond timescales

Plasmons are collective oscillations of electrons in a solid and are important for a wide range of applications, such as sensing, catalysis, and light harvesting. Plasmonic waves that travel along the surface of a metal, ...

Planetary Sciences Dec 18, 2024

New radar algorithm reveals hidden dance of ionospheric plasma

At night, charged particles from the sun caught by Earth's magnetosphere rain down into the atmosphere. The impacting particles rip electrons from atoms in the atmosphere, creating both beauty and chaos. These high-energy ...

General Âé¶¹ÒùÔºics Dec 16, 2024

How do you make a kilogram? Gravity can provide new answers

Claus Lämmerzahl, Professor of Gravitational Âé¶¹ÒùÔºics at the University of Bremen, and Dr. Sebastian Ulbricht, scientist at the Natural Metrology Institute, have proposed in a new article that gravity could be the basis for ...

General Âé¶¹ÒùÔºics Dec 10, 2024

Alena Tensor—a new hope for unification in physics

The search for quantum gravity has gone on for 100 years, but it is not the only unification challenge in physics. Many of us believe that one day there will be a unification theory—a theory that will reconcile many divergent ...

Astronomy Nov 21, 2024

A nearby supernova could end the search for dark matter

The search for the universe's dark matter could end tomorrow—given a nearby supernova and a little luck. The nature of dark matter has eluded astronomers for 90 years, since the realization that 85% of the matter in the ...

Nanophysics Nov 20, 2024

Âé¶¹ÒùÔºicists develop new method to visualize magnetic nanostructures with high resolution

A new method enables researchers to analyze magnetic nanostructures with a high resolution. It was developed by researchers at Martin Luther University Halle-Wittenberg (MLU) and the Max Planck Institute of Microstructure ...

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 ...

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