Scientists find holes in light by tying it in knots
A research collaboration including theoretical physicists from the University of Bristol and Birmingham has found a new way of evaluating how light flows through space—by tying knots in it.
A research collaboration including theoretical physicists from the University of Bristol and Birmingham has found a new way of evaluating how light flows through space—by tying knots in it.
Optics & Photonics
Aug 1, 2018
4
841
As anyone who has ever had to brush long hair knows, knots are a nightmare. But with enough experience, most learn the tricks of detangling with the least amount of pain—start at the bottom, work your way up to the scalp ...
Mathematics
Apr 13, 2022
0
98
(Phys.org)—Physicists have discovered that dozens of 3-D knotted structures called "topological solitons," which have remained experimentally elusive for hundreds of years, can be created and frozen for long periods of ...
At the heart of every resonator—be it a cello, a gravitational wave detector, or the antenna in your cell phone—there is a beautiful bit of mathematics that has been heretofore unacknowledged.
General Physics
Jul 15, 2022
0
224
New research published today seeks to push the discovery that light can be tied in knots to the next level.
General Physics
Oct 29, 2012
14
0
Knots are indispensable tools for such human activities as sailing, fishing and rock climbing, (not to mention, tying shoes). But tying a knot in a lacelike strand of DNA, measuring just billionths of a meter in length, requires ...
Bio & Medicine
Nov 3, 2018
0
280
(Phys.org)—A combined team of researchers from the University of Kiel in Germany and the University of Maryland in the U.S. has created a shape memory alloy that is able to be bent and snap back to its original form up ...
Many of the processes essential to life involve proteins - long molecules which 'fold' into three-dimensional shapes allowing them to perform their biological role.
Biochemistry
Feb 13, 2017
0
933
You may not have heard of knot theory.
General Physics
Feb 10, 2016
3
61
Knots can now be tied systematically in the microscopic world. A team of scientists led by Uros Tkalec from the Jozef Stefan Institute in Ljubljana (Slovenia), who has been working at the Max Planck Institute for Dynamics ...
General Physics
Aug 19, 2011
0
0