Two atomically thin carbon sheets stacked on top of each other, called bilayer graphene, exhibit unique properties when one of the layers is twisted at a certain angle—a "magic" angle. The study of magic and other angle ...
Nanophysics
Nov 18, 2020
0
143
Impedance matching is a concept that can maximize energy transmission from a source through a media, and is established across electrical, acoustic and optical engineering. It is frequently necessary to match a load impedance ...
The volume and timbre of music have a significant impact on how people perceive the acoustics in a concert hall, according to two recent studies carried out by the research group of Aalto University Professor Tapio Lokki. ...
Other
Nov 5, 2020
0
2
Noisy, open-plan offices full of workers hunched over desks while wearing noise canceling headphones could soon be a thing of the past, thanks to new research from The Australian National University (ANU).
General Physics
Oct 23, 2020
1
754
Due to the continuing progress in miniaturization of silicon microelectronic and photonic devices, the cooling of device structures is increasingly challenging. Conventional heat transport in bulk materials is dominated by ...
Nanomaterials
Oct 13, 2020
0
106
A new hollow optical fiber greatly reduces the "noise" interfering with the signals it transmits compared to the single-mode fibers now widely used, researchers at the University of Rochester report.
Optics & Photonics
Sep 18, 2020
2
238
Mechanical engineers at Duke University have demonstrated a set of prototypes for manipulating particles and cells in a Petri dish using sound waves. The devices, known in the scientific community as "acoustic tweezers," ...
General Physics
Sep 9, 2020
0
708
An international team of scientists has succeeded in using the signature whistles of individual bottlenose dolphins to estimate the size of the population and track their movement.
Plants & Animals
Aug 27, 2020
0
18
Underground pipelines, some as old as the cities they service, are often far past their intended lifespan and the need for replacing them looms as an expense most municipalities can't afford.
General Physics
Aug 7, 2020
0
6
For the endangered Atlantic sturgeon and the commercially and recreationally important striped bass, the Delaware-Maryland-Virginia coastal shelf serves as an important spring and fall "flyway." Typically thought of as an ...
Ecology
Jun 26, 2020
0
6
