Search results for plasma

Planetary Sciences May 15, 2024

Sun shoots out biggest solar flare in almost 2 decades, but Earth should be out of the way this time

The sun produced its biggest flare in nearly two decades Tuesday, just days after severe solar storms pummeled Earth and created dazzling northern lights in unaccustomed places.

Analytical Chemistry May 14, 2024

Research team makes hydroxylamine from air and water

A research team led by Prof. Zeng Jie and Prof Geng Zhigang from University of Science and Technology of China (USTC) has proposed a new model for sustainable hydroxylamine (NH2OH) synthesis via a plasma-electrochemical cascade ...

Optics & Photonics May 14, 2024

Researchers elucidate ultrafast laser-induced solid-to-overdense-plasma transitions

The interaction of solids with high-intensity ultra-short laser pulses has enabled major technological breakthroughs over the past half-century. On the one hand, laser ablation of solids offers micromachining and miniaturization ...

Analytical Chemistry May 14, 2024

Scientists develop an affordable sensor for lead contamination

Engineers at MIT, Nanytang Technological University, and several companies have developed a compact and inexpensive technology for detecting and measuring lead concentrations in water, potentially enabling a significant advance ...

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.

Plasma Physics May 14, 2024

Using AI to speed up and improve the most computationally-intensive aspects of plasma physics in fusion

The intricate dance of atoms fusing and releasing energy has fascinated scientists for decades. Now, human ingenuity and artificial intelligence are coming together at the U.S. Department of Energy's (DOE) Princeton Plasma ...

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 ...

Planetary Sciences May 13, 2024

Dazzling auroras fade from skies as sunspot turns away

The spectacular auroras that danced across the sky in many parts of the world over the weekend are fading, scientists said Monday, as the massive sunspot that caused them turns its ferocious gaze away from Earth.

Optics & Photonics May 13, 2024

Smaller laser facility uses new method to exceed previous record for proton acceleration

The Helmholtz-Zentrum Dresden-Rossendorf (HZDR) has made a significant advance in laser plasma acceleration. By employing an innovative method, a research team managed to substantially exceed the previous record for proton ...

Planetary Sciences May 12, 2024

Second night of auroras seen 'extreme' solar storm

Auroras lit up skies across swaths of the planet for the second night in a row on Saturday, after already dazzling Earthlings from the United States to Tasmania to the Bahamas the day before.

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