Search results for piezoelectric

Soft Matter Mar 29, 2023

Piezoelectric effect in liquids observed for the first time

A pair of chemists at Michigan State University has observed the piezoelectric effect in liquids for the first time. In their paper published in The Journal of Physical Chemistry Letters, Md. Iqbal Hossain and G. J. Blanchard, ...

Nanophysics Mar 13, 2023

Are piezoelectrics good for generating electricity? Perhaps, but we must decide how to evaluate them

A 'best practice' protocol for researchers developing piezoelectric materials has been developed by scientists—a first in this cutting-edge field of technology.

Materials Science Mar 7, 2023

Researchers print high-performance microcone-array flexible piezoelectric acoustic sensor

According to the data of the World Health Organization, about 430 million people worldwide suffer from hearing loss due to cochlear damage, and the improvement of hearing mainly depends on cochlear implants. However, traditional ...

Condensed Matter Mar 7, 2023

Coherent phonon-induced gigahertz optical birefringence realized in strontium titanate

Using ultrafast time-resolved pump detection technology, researchers led by Prof. Sheng Zhigao from the Hefei Institutes of Physical Science (HFIPS) of the Chinese Academy of Sciences have realized the gigahertz (GHz) frequency ...

Nanophysics Feb 23, 2023

New analysis method developed for nano and quantum materials

A slow-motion movie on sports television channels shows processes in hundredths of a second. By contrast, processes on the nanoscale take place in the so-called femtosecond range: For example, an electron needs only billionths ...

Optics & Photonics Feb 21, 2023

Unique viscometer design integrates a chip-scale GaN optical device with a bendable strip

Traditional viscometers rely on capillary flow, and falling balls are simple and effective means for measuring fluid viscosity over a large range. However, their low measurement throughput and lack of real-time monitoring ...

Bio & Medicine Feb 21, 2023

These sports sensors could curb 'bad calls' and help players during practices

If you watched the most recent Super Bowl, you know the importance of a referee's call on the outcome of a game. Slow-motion replays and close-watching eyes help, but a new sensor technology could someday serve as an even ...

Materials Science Feb 8, 2023

New crystal growth orientation method manipulates properties of materials

A new method to grow single crystals and simultaneously control their growth orientation without melt processing has been discovered by Texas A&M University materials science and engineering doctoral graduate Dr. Hande Ozcan ...

Condensed Matter Feb 1, 2023

Scientists report on a quasiparticle that can transfer heat under electrical control

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 Jan 30, 2023

Topological acoustic waveguide to help reduce unwanted energy consumption in electronics

A team of researchers has developed a new acoustic waveguide based on the mathematical concept of topology, which will lead to reduced energy consumption in many everyday electronic devices.

page 1 from 40