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Search results for electromagnetic fields

Astronomy Jun 12, 2025

Unlocking the mysteries of the universe with multi-messenger gravitational lensing

Combining the way that massive galaxies and galaxy clusters bend space and magnify our view of the distant universe with powerful new instruments sensitive to gravitational waves and electromagnetic radiation will lead to ...

General Âé¶¹ÒùÔºics Jun 12, 2025

Q&A: Âé¶¹ÒùÔºics and the value of scientific disappointment

Sharing disappointing results with a world of researchers working to find what they hope will be the "discovery of the century" isn't an easy task, but that is what Penn State theoretical physicist Zoltan Fodor and his international ...

General Âé¶¹ÒùÔºics Jun 12, 2025

Recent developments in klystron technology for future energy-efficient colliders

The Higgs boson is the most intriguing and unusual object yet discovered by fundamental science. There is no higher experimental priority for particle physics than building an electron–positron collider to produce it copiously ...

Astronomy Jun 10, 2025

A 'teenage' white dwarf pulsar may be the missing link among magnetic stars

The future of yellow dwarf stars, like our sun, is determined almost entirely by their mass. The most massive stars, about eight to 12 times heftier than the sun, can explode as supernovae, leading to the most extreme objects ...

Astronomy Jun 9, 2025

Searching for axions by analyzing X-ray observations of entire galaxies

The ongoing search for dark matter, the elusive type of matter that does not emit, absorb or reflect light and is estimated to account for most of the universe's mass, has not yet yielded conclusive results. Axions, hypothetical ...

Optics & Photonics Jun 9, 2025

Nonreciprocal light speed control achieved using cavity magnonics device

The reliable manipulation of the speed at which light travels through objects could have valuable implications for the development of various advanced technologies, including high-speed communication systems and quantum information ...

General Âé¶¹ÒùÔºics Jun 5, 2025

Âé¶¹ÒùÔºicists recreate extreme quantum vacuum effects

Using advanced computational modeling, a research team led by the University of Oxford, working in partnership with the Instituto Superior Técnico at the University of Lisbon, has achieved the first-ever real-time, three-dimensional ...

Astronomy Jun 3, 2025

Star quakes and monster shock waves: Researchers simulate a black hole consuming a neutron star

Across the cosmos, many stars can be found in pairs, gracefully circling one another. Yet one of the most dramatic pairings occurs between two orbiting black holes, formed after their massive progenitor stars exploded in ...

Astronomy Jun 2, 2025

Supercomputer simulation reveals how merging neutron stars form black holes and powerful jets

Merging neutron stars are excellent targets for multi-messenger astronomy. This modern and still very young method of astrophysics coordinates observations of the various signals from one and the same astrophysical source. ...

General Âé¶¹ÒùÔºics May 30, 2025

New research determines the thermodynamic properties of the quark gluon plasma

Very soon after the Big Bang, the universe enjoyed a brief phase where quarks and gluons roamed freely, not yet joined up into hadrons such as protons, neutrons and mesons. This state, called a quark-gluon plasma, existed ...

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