Scientists have found the secret behind a property of solid materials known as ferroelectrics, showing that quasiparticles moving in wave-like patterns among vibrating atoms carry enough heat to turn the material into a thermal ...
Condensed Matter
Feb 1, 2023
0
322
Today, electronic and photonic devices are ubiquitous in smart phones, computers, light sources, sensors, and communications. To underpin the demand for optoelectronic applications, functional materials are essential. For ...
(Phys.org) —The smaller components become, the more difficult it is to create patterns in an economical and reproducible way, according to an interdisciplinary team of Penn State researchers who, using sound waves, can ...
Nanophysics
Jun 19, 2013
2
0
With the tap of your finger, your tablet comes to life – thanks to tiny force sensors and accelerometers that contain piezoelectric materials.
Nanophysics
May 8, 2017
0
229
Researchers have detected the rolling movement of a nano-acoustic wave predicted by the famous physicist and Nobel prize winner Lord Rayleigh in 1885. This phenomenon can find applications in acoustic quantum technologies ...
General Physics
Jul 29, 2021
0
3270
Using a technique known as thermochemical nanolithography (TCNL), researchers have developed a new way to fabricate nanometer-scale ferroelectric structures directly on flexible plastic substrates that would be unable to ...
Nanophysics
Jul 18, 2011
1
0
All ferroelectric materials possess a property known as piezoelectricity in which an applied mechanical force can generate an electrical current and an applied electrical field can elicit a mechanical response. Ferroelectric ...
Condensed Matter
Jan 10, 2017
2
17
An array of hollow piezoelectric polymer nanotubes grown by A*STAR researchers could be used as an extremely sensitive acoustic sensor.
Nanophysics
Nov 4, 2015
0
40
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
Engineers predict that graphene can be coaxed into acting piezoelectric, merely by punching triangular holes into the material.
Nanomaterials
Jan 5, 2012
0
0
