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Search results for quanta

General Âé¶¹ÒùÔºics Sep 18, 2020

The observation of Bloch ferromagnetism in composite fermions

Composite fermions are exotic quasi-particles found in interacting 2-D fermion systems at relatively large perpendicular magnetic fields. These quasi-particles, which are composed of an electron and two magnetic flux quanta, ...

General Âé¶¹ÒùÔºics Sep 18, 2020

Lighting the way to infrared detection

EPFL physicists propose a new path to detect infrared radiation with outstanding sensitivity, allowing detection of signals as low as that of a single quantum of light.

Optics & Photonics Sep 11, 2020

A phonon laser: Coherent vibrations from a self-breathing resonator

Lasing—the emission of a collimated light beam of light with a well-defined wavelength (color) and phase—results from a self-organization process, in which a collection of emission centers synchronizes itself to produce ...

Nanophysics Sep 8, 2020

Âé¶¹ÒùÔºicists achieve tunable spin wave excitation

Âé¶¹ÒùÔºicists from MIPT and the Russian Quantum Center, joined by colleagues from Saratov State University and Michigan Technological University, have demonstrated new methods for controlling spin waves in nanostructured bismuth ...

Optics & Photonics Aug 19, 2020

A method to perform canonical phase measurements using quantum feedback

Light is known to have a number of fundamental properties, including color, brightness, and direction, most of which are immediately apparent and can be observed with the naked eye. There are now several instruments to detect ...

Optics & Photonics Jul 23, 2020

Âé¶¹ÒùÔºicists develop technology to transform information from microwaves to optical light

Âé¶¹ÒùÔºicists at the University of Alberta have developed technology that can translate data from microwaves to optical light—an advance that has promising applications in the next generation of super-fast quantum computers ...

Optics & Photonics Jul 21, 2020

Âé¶¹ÒùÔºicists find ways to control gamma radiation

Researchers from Kazan Federal University, Texas A&M University and Institute of Applied Âé¶¹ÒùÔºics (Russian Academy of Sciences) found ways to direct high frequency gamma radiation by means of acoustics.

Superconductivity Jul 3, 2020

Toward super-fast motion of vortices in superconductors

An international team of scientists from Austria, Germany, and Ukraine has found a new superconducting system in which magnetic flux quanta can move at velocities of 10 to 15 km/s. This opens access to investigations of the ...

Nanomaterials Jun 11, 2020

Scientists apply 'twistronics' to light propagation and make a breakthrough discovery

A research team led by scientists at the Advanced Science Research Center at The Graduate Center, CUNY (CUNY ASRC), in collaboration with National University of Singapore, University of Texas at Austin and Monash University, ...

Bio & Medicine Jun 5, 2020

Researchers help bring biofriendly materials to drug design for neuro disorders

The contributions of researchers from The University of Texas at El Paso (UTEP) have yielded the first indication that carbon quantum dots, a class of nanoparticles, can be utilized to combat neurological disorders, according ...

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