In a new study published in Nature Physics, researchers have developed the first controlled method for exciting and observing Kelvin waves in superfluid helium-4.

Helical gears also have more sliding friction between the meshing teeth compared to ... The enveloping (globoid) worm gears appears on the right in green. Note that its sides curve so several teeth ...

A team of Japanese researchers has discovered a method to control Kelvin wave excitation in superfluid helium-4. This breakthrough can refine our understanding of how energy moves in quantum fluids, ...

Department of Chemistry, Graduate School of Science, Tohoku University, 6-3 Aramaki-Aza Aoba, Aoba-ku, Sendai 980-8578, Japan JST, PRESTO, 4-1-8 Honcho, Kawaguchi, Saitama 332-0012, Japan JST, FOREST, ...

In particular, the fibers' three-dimensional spiral structure, which was naturally formed while the fibers were aligned into a ribbon shape, allows the precise control of the curve of the fibers.

This file was inspired by list-comprehension-demos skin(): The profiles can be specified either as a list of 3d curves or they can be specified as 2d curves with heights given in the z parameter. It ...

Conceived as a veil that wraps the rectangular garage and its helical ramp bookends in a single ... the architects cue off the swooping curve of the ramps to raise the curtain, if you will ...

UPDATE: Real Women Have Curves: The Musical has announced additional members of the production’s Broadway company who will join the previously announced Tatianna Córdoba (Ana) and Justina ...