Since the establishment of the renormalization group theory, it has been known that systems of critical phenomena typically possess an upper critical dimension dc (dc=4 for the O(n) model), such that in spatial dimensions ...
General Physics
Nov 25, 2020
0
6
In optical microscopy, high-speed volumetric imaging is limited by either the slow axial scanning rate or aberrations introduced by the z-scanning mechanism. To overcome these limitations, scientists at UT Southwestern have ...
Optics & Photonics
Sep 23, 2020
0
5
Metamaterials—nanoengineered structures designed for precise control and manipulation of electromagnetic waves—have enabled such innovations as invisibility cloaks and super-resolution microscopes. Using transformation ...
Nanophysics
Sep 22, 2020
0
28
A University of Tsukuba research team uses terahertz-frequency light to probe the unusual behavior of disordered systems to discover that the anonymously large vibrations in lysozyme can be explained by its glassy and fractal ...
General Physics
Sep 15, 2020
0
88
Places with lots of nooks and crannies contain lots of living things—that old brick-pile in the backyard has far more critters than the concrete driveway. This general rule is the same in natural habitats, from the abyssal ...
Ecology
Aug 24, 2020
0
134
Topological insulators are a new phase of matter unique for their insulating bulk and perfectly conducting edges. They have been at the forefront of condensed matter physics for the past decade, and more recently inspired ...
Optics & Photonics
Jul 21, 2020
0
13
In a major breakthrough published in Nature Communications, the universal laws which govern the formation of nanostructured materials have been unveiled. Researchers led by Prof. Alessio Zaccone at University of Milan and ...
Nanomaterials
Jul 20, 2020
0
62
Equity (or, its counterpart, inequity) plays a fundamental role in the evaluation of the different dimensions of social welfare. But how can we consider and compare its different dimensions? These issues are in fact traditionally ...
Social Sciences
Jun 16, 2020
0
6
Since its beginnings, quantum mechanics hasn't ceased to amaze us with its peculiarity, so difficult to understand. Why does one particle seem to pass through two slits simultaneously? Why, instead of specific predictions, ...
General Physics
Apr 2, 2020
65
1924
Researchers at the National Institute of Standards and Technology (NIST) have made one of the highest-performance cameras ever composed of sensors that count single photons, or particles of light.
Optics & Photonics
Nov 19, 2019
1
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