Vortex top hats emerge in superfluids
,An Australian-led study has provided new insight into the behavior of rotating superfluids.
,An Australian-led study has provided new insight into the behavior of rotating superfluids.
General Physics
Sep 07, 2020
1
25
Brownian motion of particles in fluid is a common collective behavior in biological and physical systems. In a new report on Science Advances, Kai Leong Chong, and a team of researchers in physics, engineering, and aerospace ...
Optical vortices, characterized by a helical phase front and doughnut-shaped intensity distribution, contribute to a broad range of applications, from microscopy to optical communications. And applications for optical vortices ...
Optics & Photonics
Aug 28, 2020
0
1247
Scientists at the U.S. Department of Energy's Ames Laboratory have discovered that skyrmions— a type of quasiparticle with properties that could lead to the next generation of data storage and transfer— reproduce by splitting ...
Nanophysics
Jun 11, 2020
0
1751
Turbulence is everywhere—it rattles our planes and makes tiny whirlpools in our bathtubs—but it is one of the least understood phenomena in classical physics.
General Physics
Feb 29, 2020
5
1855
Magnetic vortices are nanoscale whirls that gyrate like spinning tops, tracing out paths in a clockwise or counter-clockwise manner in nanometer-thick materials. Under certain conditions, this sense of gyration can flip repeatedly, ...
Nanophysics
Feb 05, 2020
1
1045
Commemorating the 30th anniversary of the prediction of optical vortices, researchers in China—Xing Fu at Tsinghua University, Xiaocong Yuan at Shenzhen University and co-authors—reviewed the 30-year development of the ...
Optics & Photonics
Nov 04, 2019
0
5
MIPT physicists have learned how to locally control Josephson vortices. The discovery can be used for quantum electronics superconducting devices and future quantum processors. The work has been published in the prestigious ...
Superconductivity
Oct 31, 2019
0
85
A research team led by the University of Tsukuba created the most complete recording to date of a human swimming underwater like an eel or lamprey. Using motion-capture equipment and particle velocity monitors, the scientists ...
General Physics
Oct 03, 2019
0
15
Phase transitions occur when a substance changes from a solid, liquid or gaseous state to a different state—like ice melting or vapor condensing. During these phase transitions, there is a point at which the system can ...
Superconductivity
Jun 28, 2019
0
2