Search results for quantum computer fiber optic

Optics & Photonics Dec 3, 2021

Artificial material protects light states on smallest length scales

Light not only plays a key role as an information carrier for optical computer chips, particularly for the next generation of quantum computers. Its lossless guidance around sharp corners on tiny chips and the precise control ...

Quantum Physics Nov 30, 2021

Quantum computers getting connected for multiple task-optimized smaller systems

A promising route towards larger quantum computers is to orchestrate multiple task-optimized smaller systems. To dynamically connect and entangle any two systems, photonic interference emerges as a powerful method, due to ...

Optics & Photonics Nov 29, 2021

Researchers propose a simpler design for quantum computers

Today's quantum computers are complicated to build, difficult to scale up, and require temperatures colder than interstellar space to operate. These challenges have led researchers to explore the possibility of building quantum ...

Quantum Physics Nov 29, 2021

A catalytic recipe for transforming quantum states

Quantum physicists at the University of Warsaw have discovered new applications for quantum catalysis—the quantum equivalent of chemical catalysis used in industry—revealing that quantum catalysts are useful in many more ...

Quantum Physics Oct 26, 2021

Chip-based quantum microcomb creates entanglement between optical fields

Researchers have developed a tiny optical frequency comb, or microcomb, that uses two-mode squeezing to create unconditional entanglement between continuous optical fields. The miniature chip-based device lays the groundwork ...

Quantum Physics Oct 21, 2021

Physicists describe photons' characteristics to protect future quantum computing

Consumers need to be confident that transactions they make online are safe and secure. A main method to protect customer transactions and other information is through encryption, where vital information is encoded with a ...

Quantum Physics Oct 21, 2021

Shrinking quantum key distribution technology to a semiconductor chip

Toshiba Europe Ltd today announced it has developed the world's first chip-based quantum key distribution (QKD) system. This advance will enable the mass manufacture of quantum security technology, bringing its application ...

Optics & Photonics Oct 21, 2021

New photonic chip for isolating light may be key to miniaturizing quantum devices

Light offers an irreplaceable way to interact with our universe. It can travel across galactic distances and collide with our atmosphere, creating a shower of particles that tell a story of past astronomical events. Here ...

Quantum Physics Oct 12, 2021

Researchers realize quantum teleportation onto mechanical motion of silicon beams

Quantum technology typically employs qubits (quantum bits) consisting of, for example, single electrons, photons or atoms. A group of TU Delft researchers has now demonstrated the ability to teleport an arbitrary qubit state ...

Quantum Physics Oct 6, 2021

Researchers reach quantum networking milestone in real-world environment

A team from the U.S. Department of Energy's Oak Ridge National Laboratory, Stanford University and Purdue University developed and demonstrated a novel, fully functional quantum local area network, or QLAN, to enable real-time ...

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