Geometry-induced spin chirality in a non-chiral ferromagnet at zero field
Sample preparation The magnetic chiral tubes were fabricated by combining TPL and ALD. We applied the additive manufacturing…
Acoustic Levitation Breakthrough Uses Sound to “Float” Multiple Objects in Midair
Austrian scientists working to perfect acoustic levitation have broken through a critical barrier by using electrical charges, allowing…
Twist-induced non-Hermitian topology of exciton–polaritons
Hasan, M. Z. & Kane, C. L. Colloquium: topological insulators. Rev. Mod. Phys. 82, 3045–3067 (2010). Article ADS …
Astronomers capture the ‘invisible’ corona of a black hole
Astronomers have found a way to measure the hot corona around a distant supermassive black hole. The black…
Chinese physicists prove Einstein wrong and put century-old debate to an end
For the first time, scientists in China have faithfully recreated a thought experiment proposed by Albert Einstein nearly…
Most normal matter in the universe isn’t found in planets, stars or galaxies – an astronomer explains where it’s distributed
If you look across space with a telescope, you’ll see countless galaxies, most of which host large central…
Ultrafast time-resolved observation of non-thermal current-induced switching in an antiferromagnetic Weyl semimetal
Satoh, T. et al. Spin oscillations in antiferromagnetic NiO triggered by circularly polarized light. Phys. Rev. Lett. 105,…
Quantum-scale thermodynamics offers a tighter definition of entropy – Physics World
Quantum-scale thermodynamics offers a tighter definition of entropy – Physics World Skip to main content Discover more from…
Astronomers spot one of the largest spinning structures ever found in the Universe
image:Â A figure illustrating the rotation of neutral hydrogen (right) in galaxies residing in an extended filament (middle),…
Surprising optics breakthrough could transform our view of the Universe
Gravitational-wave detectors may soon get a major performance boost, thanks to a new instrumentation advance led by physicist…
Quasi-bound flat bands in the continuum
The theoretical framework for the quasi-bound flat bands in the continuum We start with a one-dimensional (1D) silicon…
Cosmic monster M82 X-2 is so bright it breaks the rules of physics
Astronomers using NASA’s NuSTAR X-ray telescope have confirmed that a compact star named M82 X-2 shines about 10…