Search results for single-qubit

General Physics May 19, 2020

Detecting individual nuclear spins with single rare-earth ions hosted in crystals

Rare-earth minerals are a class of materials with similar properties that are currently used to build a variety of devices, including LEDs, rechargeable batteries, magnets, lasers, and much more. These materials' electron ...

General Physics May 11, 2020

Scientists create new recipe for single-atom transistors

Once unimaginable, transistors consisting only of several-atom clusters or even single atoms promise to become the building blocks of a new generation of computers with unparalleled memory and processing power. But to realize ...

Quantum Physics Apr 24, 2020

Towards a nanomechanical quantum switchboard

Physicists at Universität Regensburg have coupled the vibrations of a macromolecule—a carbon nanotube—to a microwave cavity, creating a novel and highly miniaturized optomechanical system. The team of Dr. Andreas K. ...

Quantum Physics Mar 31, 2020

New paradigm for 'auto-tuning' quantum bits could overcome major engineering hurdle

A high-end race car engine needs all its components tuned and working together precisely to deliver top-quality performance. The same can be said about the processor inside a quantum computer, whose delicate bits must be ...

Quantum Physics Mar 30, 2020

Tiny optical cavity could make quantum networks possible

Engineers at Caltech have shown that atoms in optical cavities—tiny boxes for light—could be foundational to the creation of a quantum internet. Their work was published on March 30 by the journal Nature.

Nanophysics Mar 24, 2020

Scientists develop platform for building nanoelectronics and quantum processors

Scientists of Far Eastern Federal University (FEFU, Vladivostok, Russia) together with colleagues from the Chinese Academy of Sciences (Beijing) have designed a platinum-cobalt-magnesium oxide microstructure coated by platinum ...

Quantum Physics Mar 17, 2020

Qubits that operate at room temperature

Scientists from NUST MISIS (Russia) together with colleagues from Sweden, Hungary and U.S., found a way to manufacture stable qubits that operate at room temperature, in contrast to the majority of existing analogues. This ...

Quantum Physics Mar 17, 2020

Machine learning to scale up the quantum computer

,,Quantum computers are expected to offer tremendous computational power for complex problems –currently intractable even on supercomputers—in the areas of drug design, data science, astronomy and materials chemistry ...

Quantum Physics Mar 13, 2020

Discovery of zero-energy bound states at both ends of a one-dimensional atomic line defect

In recent years, the development of quantum computers beyond the capability of classical computers has become a new frontier in science and technology and a key direction to realize quantum supremacy. However, conventional ...

Quantum Physics Mar 13, 2020

Initialization of quantum simulators by sympathetic cooling

Simulating computationally complex many-body problems on a quantum simulator has great potential to deliver insights into physical, chemical and biological systems. Physicists had previously implemented Hamiltonian dynamics ...

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