Quantum Physics and Quantum Computing

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Rigetti Demonstrates Industry’s Largest Multi-Chip Quantum Computer; Halves Two-Qubit Gate Error Rate

Composed of four 9-qubit chips tiled together, the 36-qubit system is based on Rigetti’s proprietary modular chip techno…

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Building blocks and quantum computers: New research leans on modularity

By constructing a system where two devices are connected with superconducting coaxial cables to link qubits across modul…

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Q.ANT Raises €62 Million to Transform the Future of Computing with Photonic Processing

Largest Series A funding for photonic computing in Europe will accelerate commercial rollout of light-based processors to address AI’s escalating energy and scalability crisis

Q.ANT is the industry’s first photonic processing company to offer this level of performance, accuracy, and industry int…

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First electronic–photonic quantum chip created in commercial foundry

The system combines quantum light sources and stabilizing electronics using a standard 45-nanometer semiconductor manufa…

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How quantum is your quantum computer?

The team created a special quantum state using 73 qubits in a superconducting quantum processor and

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Groundbreaking Quantum Study Puts Wave-Particle Duality to Work

Stevens team uses “wave-ness” and “particle-ness” of quantum objects to power innovative imaging technique

To demonstrate that, Qian’s team applied their theory to a technique called quantum imaging with undetected photons, in…

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QuiX Quantum Secures €15 Million to Deliver First-Generation Universal Photonic Quantum Computer

QuiX Quantum’s universal photonic quantum computer leverages the principles of superposition, entanglement, and interfer…

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Researchers discover more efficient way to route information in quantum computers

Using qudits, Rochester scientists have solved a notoriously difficult problem involving Hilbert space, or the quantum matrix.

While classical computers transport information using billions of tiny switches called bits, quantum computers typically…

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New quantum record: Transmon qubit coherence reaches millisecond threshold

The result foreshadows a leap in computational capabilities, leading researchers to reproduce the groundbreaking measurement.

Longer qubit coherence allows for an extended window of time in which quantum computers can execute error-free operation…

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Enhanced quantum computers and beyond: exploring magnons with superconducting qubits

A new experimental technique uses superconducting qubits to

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How Light Enables Secure Communication

To bring quantum communication out of the lab and into real-world applications, several technical

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Quantum leap in precision sensing across technologies

This hybrid quantum network realized by the NBI researchers has broad potential in

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Smart amplifier enabler for more qubits in future quantum computers

This advance could be significant in scaling up quantum computers to accommodate significantly more qubits than today

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Breakthrough in spintronic devices for ultra-thin quantum circuits

These robust spintronic devices could serve as essential building blocks in quantum computing, seamlessly linking qubits…

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Researchers confirm fundamental conservation laws at the quantum level

This breakthrough opens new possibilities for creating complex quantum states useful in computing, communication, and

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£1.5m funding boost will deliver quantum leap for superconductor manufacturing

The three-year Super-CT project is one of six new research initiatives announced

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Rice scientists harness vacuum fluctuations to engineer quantum materials

Innovative chiral cavity design can modify matter without using high magnetic fields

Rice University researchers and collaborators have developed a new cavity design that

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From single photons to storage

New project aims to integrate quantum light sources with quantum memories

HZDR will help develop new sources of quantum light using silicon, the

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Advent of the topological quantum battery

They demonstrated several key advantages that could make topological quantum batteries feasible for practical applicatio…

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IBM Sets the Course to Build World's First Large-Scale, Fault-Tolerant Quantum Computer at New IBM Quantum Data Center

A large-scale, fault-tolerant quantum computer with hundreds or thousands of logical qubits could run

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There are 115 articles in Quantum Physics and Quantum Computing
Quantum Physics and Quantum Computing Archive