Quantum Computers News

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...

A physical qubit with built-in error correction

Researchers have succeeded in generating a logical qubit from a single light pulse that has the inherent capacity to correct errors.

Scientists make breakthrough in quantum materials research

Researchers describe the discovery of a new method that transforms everyday materials like glass into materials scientists can use to make quantum computers.

Researchers add a ‘twist’ to classical material design

Researchers grew a twisted multilayer crystal structure for the first time and measured the structure's key properties. The twisted structure could help researchers...

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