Quantum computers promise to be a revolutionary technology because their elementary building blocks, qubits, can hold more information than the binary, 0-or-1 bits of classical computers. But to harness this capability, hardware must be developed...

Related topics: Quantum, Physics

Researchers have recorded, for the first time, quantum coherence of a graphene-based superconducting qubit, meaning how long it stays in superposition to compute with two logical states simultaneously. The work is a key step forward for practical...

Related topics: Physics, Graphene, Quantum, Superconductors

Researchers from MIT and elsewhere have recorded, for the first time, the “temporal coherence” of a graphene qubit — meaning how long it can maintain a special state that allows it to represent two logical states simultaneously. The...

Related topics: Physics, Graphene

Spin-based quantum computers have the potential to tackle difficult mathematical problems that cannot be solved using ordinary computers, but many problems remain in making these machines scalable. Now, an international group of researchers led by...

Related topics: Quantum, Physics, Mathematics

Making a qubit is easy. Controlling how they communicate, however... (credit: NSF)
Quantum computers are not like classical computers. I don't mean that in the sense that quantum computers perform calculations in a different manner, or that they...

Related topics: Quantum, Physics

Despite the fact that universal quantum computers have not yet been realized, the principle of calculation upon which it is based allows researchers to solve highly complex problems.

Related topics: Laser, Quantum, Physics

Enlarge / Not this kind of microwave, of course. (credit: Matthew Paul Argall)
Companies like IBM and Google have leapt at the opportunity to build toy quantum computers. They’ve produced nice interfaces, so you can play quantum computing games....

Related topics: Microwaves, IBM, Google, Quantum

Researchers at Syracuse University, working with collaborators at the University of Wisconsin (UW)-Madison, have developed a new technique for measuring the state of quantum bits, or qubits, in a quantum computer.

Related topics: Quantum, Physics

Enlarge / This is a diamond. It probably even has impurities suitable for making a qubit. It is not a quantum computer (credit: Roger Blake)
With the advent of toy quantum computers, I’ve been less interested in reporting on the developments of...

Related topics: Quantum

Yale University researchers have demonstrated one of the key steps in building the architecture for modular quantum computers: the "teleportation" of a quantum gate between two qubits, on demand.

Related topics: Quantum, Physics, Yale University, Teleportation

A UNSW study published this week resolves key challenges in creation of hole-based artificial atoms, with excellent potential for more-stable, faster, more scalable quantum computing.

Related topics: Quantum, Physics

Enlarge / Pendulums only provide a limited model for quantum oscillations. (credit: Flickr user Andreas)
Here's something you might be familiar with: a performance ends, the audience begins to applaud, and the sound becomes thunderous and...

Related topics: Quantum, Physics, Flickr

IBM’s Hello Quantum is now available on Android. If you only like easy puzzle games that don’t explain anything about how quantum computers work, you’re going to hate it. The game, which debuted on iOS last month, was designed by University of...

Related topics: IBM, Quantum, Android, Mobile Technology, Ios

Physicists have experimentally demonstrated 18-qubit entanglement, which is the largest entangled state achieved so far with individual control of each qubit. As each qubit has two possible values, the 18 qubits can generate a total of 218 (or...

Related topics: Physics

Extracting information quickly from quantum states is necessary for future quantum processors and super-sensitive detectors in existing technologies. Researchers demonstrate a new method that combines quantum phenomena and machine learning to...

Related topics: Quantum, Physics

The quantum computer is a device based on the principles of quantum mechanics. Compared with classical bits, qubits can be at the superposition between “0” and “1”, so the quantum computer which is composed of qubits can...

Related topics: Quantum, Physics

Quantum computers could tackle problems that current supercomputers can't. Quantum computers rely on quantum bits, or "qubits." Current computers perform millions of calculations, one after the other. Qubit coupling allows quantum computers to...

Related topics: Quantum, Physics

It's turning out to be a great week for falling objects. China's first space station is set to reenter the Earth's atmosphere, IBM's 50-qubit processor record was felled by Google's latest invention, the FBI and Geek...

Related topics: Mathematics, Space, Google, FBI

At the American Physical Society conference in early March, Google announced their Bristlecone chip was in testing. This is their latest quantum computer chip which ups the game from 9 qubits in their previous test chip to 72 — quite the...

Related topics: Google, Quantum, Physics

Simulation of quantum chemistry is one of the killer applications of quantum computers. In recent years, Google, IBM and other IT companies have been engineering increasingly good superconducting qubits for the purpose of simulating molecular...

Related topics: Quantum, Physics, Google, Superconductors

Noozilla is an independent news aggregation service with a categorization engine
that categorizes millions of news stories by subject.