Search results for continuous variable quantum

Nanomaterials Jun 11, 2024

New technique uses enzymes to create versatile nanoparticles

The selective bond-breaking powers of enzymes bring new versatility for building nanoparticles with a wide range of technical and medical potential.

General Physics Jun 4, 2024

New model suggests partner anti-universe could explain accelerated expansion without the need for dark energy

The accelerated expansion of the present universe, believed to be driven by a mysterious dark energy, is one of the greatest puzzles in our understanding of the cosmos. The standard model of cosmology called Lambda-CDM, explains ...

Nanomaterials May 29, 2024

Engineers link oxygen to graphene quality and develop new techniques to reproducibly make the material at scale

Graphene has been called "the wonder material of the 21st century." Since its discovery in 2004, the material—a single layer of carbon atoms—has been touted for its host of unique properties, which include ultra-high ...

Quantum Physics Apr 2, 2024

100 kilometers of quantum-encrypted transfer

Researchers at DTU have successfully distributed a quantum-secure key using a method called continuous variable quantum key distribution (CV QKD). The researchers have managed to make the method work over a record 100 km ...

Quantum Physics May 1, 2024

Generating graph states of atomic ensembles via photon-mediated entanglement

Graph states, a class of entangled quantum states that can be represented by graphs, have been the topic of numerous recent physics studies, due to their intriguing properties. These unique properties could make them particularly ...

Soft Matter Apr 10, 2024

Physicists track how continuous changes in dimensionality affect collective properties of a superfluid

An international research team from Innsbruck and Geneva has, for the first time, probed the dimensional crossover for ultracold quantum matter. In the regime between one and two dimensions, the quantum particles perceive ...

Analytical Chemistry Apr 5, 2024

Scientists harness chemical dynamics for complex problem solving

At the intersection of chemistry and computation, researchers from the University of Glasgow have developed a hybrid digital-chemical probabilistic computational system based on the Belousov-Zhabotinsky (BZ) reaction which ...

Quantum Physics Oct 3, 2023

Optimizing continuous-variable functions with quantum annealing

Quantum annealing (QA) is a cutting-edge algorithm that leverages the unique properties of quantum computing to tackle complex combinatorial optimization problems (a class of mathematical problems dealing with discrete-variable ...

Optics & Photonics Mar 13, 2024

Researchers achieve quantum key distribution for cybersecurity in novel experiment

Researchers at the Department of Energy's Oak Ridge National Laboratory have demonstrated that advanced quantum-based cybersecurity can be realized in a deployed fiber link.

Quantum Physics Nov 19, 2015

Researchers confirm 'realistic' answer to quantum network puzzle

Scientists at the University of York's Centre for Quantum Technology have discovered new evidence to support the development of scalable and secure high rate quantum networks.

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