(Phys.org) -- Theories of the primordial Universe predict the existence of knots in the fabric of space - known as cosmic textures - which could be identified by looking at light from the cosmic microwave background (CMB), ...
General Physics
Jun 13, 2012
24
0
Imagine a tiny vehicle with a nanomagnetic structure, which can be steered through the human body via external magnetic fields. Arriving at its destination, the vehicle may release a drug, or heat up cancer cells without ...
Bio & Medicine
May 17, 2022
0
67
Using known distances of 50 galaxies from Earth to refine calculations in Hubble's constant, a research team led by a University of Oregon astronomer estimates the age of the universe at 12.6 billion years.
Astronomy
Jul 27, 2020
15
648
The field of metamaterials involves augmenting materials with specially designed patterns, enabling those materials to manipulate electromagnetic waves and fields in previously impossible ways. Now, researchers from the University ...
General Physics
Dec 18, 2012
7
0
The energy needed to change the magnetic orientation of a single atom – which determines its magnetic stability and therefore its usefulness in a variety of future device applications – can be modified by varying the ...
Nanophysics
Dec 8, 2013
2
0
Place a chunk of the clear mineral Iceland spar on top of an image and suddenly you'll see double, thanks to a phenomenon called double refraction—a result of a quality of the crystal material called optical anisotropy. ...
Optics & Photonics
Jun 19, 2018
2
208
Astronomers have found evidence of a giant void that could be the largest known structure in the universe. The "supervoid" solves a controversial cosmic puzzle: it explains the origin of a large and anomalously cold region ...
Astronomy
Apr 22, 2015
10
116
University of Groningen physicists in collaboration with a theoretical physics group from Universität Regensburg have built an optimized bilayer graphene device that displays both long spin lifetimes and electrically controllable ...
Nanophysics
Sep 21, 2018
0
204
(Phys.org)—Astronomers using NASA's Spitzer Space Telescope have announced the most precise measurement yet of the Hubble constant, or the rate at which our universe is stretching apart.
Astronomy
Oct 3, 2012
10
0
In an era marked by an escalating energy crisis, the world stands on the precipice of a transformative revolution in spintronics technology, promising ultra-low power consumption paired with superior performance. To illustrate ...
Condensed Matter
May 25, 2023
0
120
