Information transfer in free space using ultraviolet, visible, or infrared waves has been gaining interest because of the availability of large bandwidth for high-data-rate communication. However, the presence of opaque occlusions ...
Optics & Photonics
Nov 6, 2023
0
159
Some people are born with hearing loss, while others acquire it with age, infections or long-term noise exposures. In many instances, the tiny hairs in the inner ear's cochlea that allow the brain to recognize electrical ...
Bio & Medicine
Oct 27, 2021
0
102
The gear is one of the oldest mechanical tools in human history and led to machines ranging from early irrigation systems and clocks, to modern engines and robotics. For the first time, researchers at the University of Pittsburgh ...
Materials Science
Dec 18, 2020
0
70
Smart windows that automatically change colors depending on the intensity of sunlight are gaining attention as they can reduce energy bills by blocking the sun's visible rays during summer. But what about windows that change ...
Materials Science
May 29, 2020
0
29
Scientists have, for the first time, observed a square lattice of merons and antimerons—tiny magnetic vortices and antivortices that form in a thin plate of the helical magnet Co8Zn9Mn3. By finely varying a magnetic field ...
General Physics
Dec 5, 2018
1
84
By using improved magnetic materials, based on the control of interface properties of ultra-thin magnetic films, researchers from the Suzhou Institute of Nano-tech and Nano-bionics, Chinese Academy of Sciences (SINANO), the ...
Nanophysics
Mar 20, 2013
1
0
Researchers at the Advanced Science Institute at Wako, Japan, have discovered a material whose magnetic orientation can be fully switched by electric voltages. Such switchable materials have applications for magnetic data ...
General Physics
Jan 4, 2013
0
1
NASA Sunday readied the space shuttle Endeavour for its final mission with liftoff set for 8:56 am (1256 GMT) Monday on the next-to-last flight for the American shuttle program.
Space Exploration
May 15, 2011
0
0
Countdown has begun for the final flight of the Endeavour, scheduled to lift off Monday on the American space program's second to last mission to the International Space Station.
Space Exploration
May 14, 2011
0
0
