Physics
Acoustic Impedance
Acoustic impedance and specific acoustic impedance are measures of a system’s resistance to acoustic flow caused by an acoustic pressure applied to the system. The…
Article
Physics
Cavity Optomechanics – a Branch of Physics
Cavity optomechanics is a branch of physics that focuses on the interaction between light and mechanical objects on low-energy scales. It is a field of…
Technology
‘Magic-Angle’ Graphene Turns Superconductivity On and Off
Superconductivity that can be turned on and off with an electric pulse, much like a light switch, has been discovered in “magic-angle” graphene by MIT…
Astronomy
Scientists Assert that they have Discovered the Enigma of the Supermassive Black Hole’s Escape
A difficulty for several research teams has been a strange trail of stars that the Hubble Space Telescope just uncovered and originated eight thousand million…
Astronomy
Unusual Galaxy System with a Long, Highly Collimated Tail of Gas and Stars is Discovered by Astronomers
A new mysterious galaxy system has been found as part of the DESI Legacy Imaging Surveys, according to an international team of astronomers. A pair…
Engineering
The Critical Metals Supply Chain Will Be Extremely Affected by the Electrification Push
Through the middle of the century, as vehicle electrification picks up speed and nations try to cut greenhouse gas emissions, there will be a sharp…
Physics
Acoustic Contrast Factor
The acoustic contrast factor is a number used to describe the relationship between the densities and the sound velocities (or, equivalently because of the form…
Physics
The Beam Quality of a Semiconductor Laser can be Enhanced by a Straightforward Shape Adjustment
Scientists from KAUST have shown how small semiconductor lasers may be easily modified to make them more useful for lighting and holography. The study has…
Technology
Acoustic Tweezers
Acoustic tweezers (or acoustical tweezers) are used to manipulate the position and movement of very small objects with sound waves. It refer to a technology…
Physics
Radiation Pressure
Radiation pressure (also known as light pressure) is the mechanical pressure exerted on any surface as a result of the object’s momentum exchange with the…
Physics
A Device Adopted from Astronomy Aids in the Detection of Unique Quantum Interference Phenomena
Quantum interference refers to the phenomenon in quantum mechanics where the wave nature of particles leads to constructive or destructive interference. It is a fundamental…
Physics
Acoustic Levitation
Acoustic levitation is a fascinating phenomenon that involves suspending and manipulating objects in mid-air using sound waves. It is a technique for suspending matter in…
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