Quantum Computers News

A ‘quantum leap’ at room temperature

Scientists have achieved a milestone by controlling quantum phenomena at room temperature.

1,000 atomic qubits and rising

Making quantum systems more scalable is one of the key requirements for the further development of quantum computers because the advantages they offer...

A new design for quantum computers

Creating a quantum computer powerful enough to tackle problems we cannot solve with current computers remains a big challenge for quantum physicists. A...

Fundamental equation for superconducting quantum bits revised

Physicists have uncovered that Josephson tunnel junctions -- the fundamental building blocks of superconducting quantum computers -- are more complex than previously thought....

Researchers show classical computers can keep up with, and surpass, their quantum counterparts

A team of scientists has devised means for classical computing to mimic a quantum computing with far fewer resources than previously thought. The...

Technique could improve the sensitivity of quantum sensing devices

A new technique can control a larger number of microscopic defects in a diamond. These defects can be used as qubits for quantum...

Combining materials may support unique superconductivity for quantum computing

A new fusion of materials, each with special electrical properties, has all the components required for a unique type of superconductivity that could...

Magnesium protects tantalum, a promising material for making qubits

Scientists have discovered that adding a layer of magnesium improves the properties of tantalum, a superconducting material that shows great promise for building...

Direct view of tantalum oxidation that impedes qubit coherence

Scientists have used a combination of scanning transmission electron microscopy (STEM) and computational modeling to get a closer look and deeper understanding of...

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