Search results for Bose-Einstein

Optics & Photonics Sep 1, 2021

Gap solitons break one-dimensional coherent atomic systems

As the core of the light field modulation technologies, optical lattice has highly tunability and is usually used to manipulate the nonlinear matter waves of Bose-Einstein condensate (BEC). At present, the mainstream researches ...

Nanomaterials Aug 30, 2021

Unusual bandgap renormalization in 2D inorganic lead-halide perovskite nanoplatelets

Owing to high quantum yields, large absorption cross-section, excellent carrier transport performance and narrow-band emission, inorganic lead-halide perovskite semiconductors have received increasing attention for their ...

Quantum Physics Aug 18, 2021

Two-dimensional supersolid quantum gas produced in the laboratory for the first time

Quantum matter can be solid and fluid at the same time—a situation known as supersolidity. Researchers led by Francesca Ferlaino have now created for the first time this fascinating property along two dimensions. They now ...

Quantum Physics Jul 29, 2021

Researchers propose a method of magnetizing a material without applying an external magnetic field

Magnetizing a material without applying an external magnetic field is proposed by researchers at São Paulo State University (UNESP), Brazil, in an article published in the journal Scientific Reports, where they detail the ...

Optics & Photonics Jul 28, 2021

Non-linear effects in coupled optical microcavities

Scientists from the Faculty of Physics of the University of Warsaw have demonstrated exciton-polariton lasing and parametric scattering of exciton-polaritons in a system of coupled optical microcavities. The results have ...

Quantum Physics Jul 27, 2021

How quantum fields could be used to break low-temperature records

At first glance, heat and cold do not have much to do with quantum physics. A single atom is neither hot nor cold. Temperature can traditionally only be defined for objects that consist of many particles. But at TU Wien, ...

Nanophysics Jul 14, 2021

New mechanism of superconductivity discovered in graphene

Superconductivity is a physical phenomenon where the electrical resistance of a material drops to zero under a certain critical temperature. Bardeen-Cooper-Schrieffer (BCS) theory is a well-established explanation that describes ...

Quantum Physics Jun 17, 2021

Scientists achieve ultra-fast optical orbiting of nanoparticles at subdiffraction scale

Is it possible to drive nanoparticles to orbit below the light diffraction limit using a Gaussian beam? A recent joint research project reported in Nature Communications says yes.

Quantum Physics Jun 17, 2021

Giant quantum tornados in a hybrid light-matter system give insight into complex physical phenomena

Researchers from Skoltech and their colleagues from the UK have managed to create a stable giant vortex in interacting polariton condensates, addressing a known challenge in quantized fluid dynamics. The findings open possibilities ...

Quantum Physics Jun 10, 2021

Mystery object caused by spontaneous symmetry breaking revealed

Hiromitsu Takeuchi, a lecturer at the Graduate School of Science, Osaka City University, and a researcher at the Nambu Yoichiro Institute of Theoretical and Experimental Physics (NITEP), has theoretically identified the nature ...

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