Quantum entanglement—a phenomenon where particles are mysteriously linked no matter how far apart they are—presents a long-standing challenge in the physical world, particularly in understanding its ...

Researchers at the University of Waterloo's Institute for Quantum Computing (IQC) have brought together two Nobel prize-winning research concepts to advance the field of quantum communication.

Similar to humans going on journeys of self-discovery, quantum computers are also capable of deepening their understanding of their own foundations. Researchers from Tohoku University and St. Paul's ...

Ronald Hanson is at QuTech and the Kavli Institute of Nanoscience, Delft University of Technology, Delft 2628 CJ, the Netherlands. The authors show that for a 10-km fibre link, entanglement between ...

Just over 200 years after French engineer and physicist Sadi Carnot formulated the second law of thermodynamics, an international team of researchers has unveiled an analogous law for the quantum ...

Two independent groups have demonstrated ways to entangle quantum bits without the need for precisely timed control pulses. Remote entanglement is usually generated in a quantum computer by exploiting ...

Quantum entanglement — once dismissed by Albert Einstein as “spooky action at a distance” — has long captured the public imagination and puzzled even seasoned scientists. But for today’s quantum ...

Adiabatic quantum computing An example problem represented by an energy landscape. Each point on the landscape represents a candidate solution. The deepest valley represents the actual solution with ...

A research team has recently developed a novel algorithm in quantum physics known as 'entanglement microscopy' that enables visualization and mapping of this extraordinary phenomenon at a microscopic ...