Search results for electromagnetic

Astronomy May 15, 2024

Video: SOHO's view of the 11 May 2024 solar storm

Over the weekend of 10–12 May 2024, Earth was struck by the largest solar storm in more than a decade. While many of us enjoyed colorful auroras lighting up Earth's protective atmosphere, spacecraft had to endure being ...

Astronomy May 15, 2024

Astronomers discover merging twin quasars

Using the Subaru Telescope in Hawaii, astronomers have detected a pair of merging quasars at a high redshift, as part of the Hyper SuprimeCam (HSC) Subaru Strategic Program (SPP) survey. The serendipitous discovery is reported ...

Condensed Matter May 15, 2024

Scientists raise minimum magnetic field of a single measurement to sub-femtotesla level

A research team has, for the first time, realized the quantum amplification of an extremely weak magnetic field by using dark spin, with the magnetic field magnification exceeding a factor of 5,000 and the single magnetic ...

Optics & Photonics May 14, 2024

Study uncovers technologies that could unveil energy-efficient information processing and sophisticated data security

Advanced information processing technologies offer greener telecommunications and strong data security for millions, a study led by University of Maryland (UMD) researchers revealed.

Planetary Sciences May 14, 2024

Why are auroras so hard to predict? And when can we expect more?

On Saturday evening before Mother's Day, Australians witnessed a rare celestial spectacle: a breathtaking display of aurora australis, also known as the southern lights.

Condensed Matter May 14, 2024

Research team develops electromagnetic wave absorbers with strong absorption and broad effective bandwidth

A research team from the Department of Functional Composites in Composites Research Division at Korea Institute of Materials Science (KIMS) has successfully developed electromagnetic wave absorbers based on metal-organic ...

Planetary Sciences May 13, 2024

Research reveals the cause of diffuse aurora formation dominated by chorus waves

Recently, a research team led by Prof. Lu Quanming and Prof. Gao Xinliang from the School of Earth and Space Sciences and the Deep Space Exploration Laboratory at the University of Science and Technology of China (USTC) has ...

Quantum Physics May 10, 2024

Tauonium: The smallest and heaviest atom with pure electromagnetic interaction

The hydrogen atom was once considered the simplest atom in nature, composed of a structureless electron and a structured proton. However, as research progressed, scientists discovered a simpler type of atom, consisting of ...

Nanophysics May 9, 2024

Researchers demonstrate enhanced radiative heat transfer for nanodevices

Researchers from Japan have been working hard to keep their cool—or at least—keep their nanodevices from overheating. By adding a tiny coating of silicon dioxide to micro-sized silicon structures, they were able to show ...

Optics & Photonics May 8, 2024

Physicists reach atomic-scale telegraphy with light

In the 1880s Heinrich Hertz discovered that a spark jumping between two pieces of metal emits a flash of light—rapidly oscillating electromagnetic waves—which can be picked up by an antenna. To honor his groundbreaking ...

page 2 from 40