Search results for single-qubit

Quantum Physics May 13, 2022

Going gentle on mechanical quantum systems

When thinking about quantum mechanical systems, single photons and well-isolated ions and atoms may spring to mind, or electrons spreading through a crystal. More exotic in the context of quantum mechanics are genuinely mechanical ...

Quantum Physics May 10, 2022

Computational sleuthing confirms first 3D quantum spin liquid

Computational detective work by U.S. and German physicists has confirmed that cerium zirconium pyrochlore is a 3D quantum spin liquid.

Quantum Physics May 6, 2022

In balance: Quantum computing needs the right combination of order and disorder

Research conducted within the Cluster of Excellence "Matter and Light for Quantum Computing" (ML4Q) has analyzed cutting-edge device structures of quantum computers to demonstrate that some of them are indeed operating dangerously ...

Quantum Physics May 4, 2022

Building a better quantum bit: New qubit breakthrough could transform quantum computing

You are no doubt viewing this article on a digital device whose basic unit of information is the bit, either 0 or 1. Scientists worldwide are racing to develop a new kind of computer based on the use of quantum bits, or qubits, ...

General Physics May 3, 2022

New control electronics for quantum computers that improve performance, cut costs

When designing a next-generation quantum computer, a surprisingly large problem is bridging the communication gap between the classical and quantum worlds. Such computers need a specialized control and readout electronics ...

Superconductivity Apr 29, 2022

High coherence and low cross-talk in a superconducting qubit architecture

In a new report now published in Science Advances, Peter A. Spring and a team of scientists in physics at the Oxford University described qubit coherence and low cross-talk and single-qubit gate errors in superconducting ...

Quantum Physics Apr 22, 2022

New hardware integrates mechanical devices into quantum tech

Stanford University researchers have developed a key experimental device for future quantum physics-based technologies that borrows a page from current, everyday mechanical devices.

Condensed Matter Apr 20, 2022

Lasers trigger magnetism in atomically thin quantum materials

Researchers have discovered that light—in the form of a laser—can trigger a form of magnetism in a normally nonmagnetic material. This magnetism centers on the behavior of electrons. These subatomic particles have an ...

Optics & Photonics Apr 11, 2022

Study highlights the possibility of building wave-shape-tolerant qubit gates

Quantum computers, machines that leverage quantum states to perform computations and store data, could soon revolutionize the computing industry, achieving significantly greater speeds and performance than existing computers. ...

Quantum Physics Apr 6, 2022

In race to build quantum computing hardware, silicon begins to shine

Research conducted by Princeton University physicists is paving the way for the use of silicon-based technologies in quantum computing, especially as quantum bits—the basic units of quantum computers. This research promises ...

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