Quantum Physics and Quantum Computing

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Stefan Strauf’s Research Brings Virtually Unhackable Free-Space Quantum Communication One Step Closer to Reality

This work found that photons could be emitted on a chip by stretching a single-atom-thin layer of a semiconducting

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Proving Quantum Computers Have the Edge

A new quantum algorithm that simulates nature outperforms its classical counterparts

In the new study, the team formulated a quantum algorithm that can be used in theory to find low-energy states—what phys…

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Research from QphoX, Rigetti, and Qblox Demonstrating Optical Readout Technique for Superconducting Qubits Published in Nature Physics

QphoX, Rigetti, and Qblox announce joint research published in Nature Physics, showcasing a successful optical transducer readout for

To demonstrate the potential of this technology, QphoX, Rigetti and Qblox connected a transducer to a superconducting qu…

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Bristol quantum start-up developing next generation motion sensing technology secures £4m funding

The company was founded by Dr Lia Li, whose breakthrough technology could potentially have significant benefits for the

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Technion Researchers Discover a New Type of Quantum Entanglement

A groundbreaking study from the Technion-Israel Institute of Technology unveils a newly discovered form of quantum entanglement in the total angular momentum of photons confined in nanoscale structures – just a thousandth the width of a human hair. This discovery could play a key role in the future miniaturization of quantum communication and computing components

For photons, particles of light, entanglement can exist for their direction of travel, frequency, or the direction in wh…

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Invention from Twente brings quantum computer closer

Because quantum computers are extremely sensitive to errors, previous methods required hundreds of physical photons to m…

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New type of quantum computer studies the dance of elementary particles

The new advance was possible through the combination of a qudit quantum computer developed in Innsbruck, and a qudit alg…

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Unveiling the hidden quantum structure of twisted bilayer graphene with terahertz light

The unlocked new physics attracted great attention among the community, and the whole system soon became known as

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Infleqtion Demonstrates Largest Neutral Atom Array in UK, Paving Way for Scalable Quantum Computing

256-Qubit Milestone Strengthens Leadership in Neutral Atom Quantum Computing and Marks Major Progress Toward Scalable Quantum Computing at NQCC Harwell Campus

This achievement is a crucial step toward building scalable quantum processors capable of supporting

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Low-Noise Transducers to Bridge the Gap Between Microwave and Optical Qubits

But microwave photons quickly lose their quantum information, or decohere, at room temperature. In order to transmit tho…

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New Study Unveils Unique Quantum State for Error-Free Quantum Computers Leveraging Light

The results of this research were published online in Nature Communications on February 3, 2025.

The researchers utilized an innovative approach, analyzing exciton particles generated by illuminating the thin film wit…

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Welinq Launches Its World-Record Storage Solution for Quantum Computing Scale-Out

A critical step in building the infrastructure for scalable quantum data centers

Welinq is removing the barriers to building the first quantum data centers by providing

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QIA researchers create first Operating System for Quantum Networks

Breakthrough achievement paves the way for practical quantum internet applications

The quantum network operating system, known as QNodeOS, is fully programmable, meaning that applications can be run at

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New nanoscale technique unlocks quantum material secrets

A breakthrough method reveals unique atomic vibrations near interfaces of two materials, paving the way for advanced quantum technologies

There were two main challenges, Wen explained. First, the interface is

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Rare quantum effect paves the way for topological quantum computing

This breakthrough was enabled by an innovative fabrication approach developed by

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Light from Artificial Atoms

Superconducting circuits are being used at TU Wien and ISTA to create new types of quantum systems that are much easier to control and much more tunable than natural quantum systems like atoms.

By coupling them, a system was created that can be used to store and retrieve light – an important prerequisite for furt…

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Exploring Quantum Materials for a New Generation of Technology

The future is bright for an X-ray technique that captures microscopic, rapidly changing material properties

Researchers have also used RIXS to observe the electronic behavior of quantum materials, providing key insights into how…

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More colours for a high-performance quantum internet

Two researchers from Leibniz University Hannover demonstrate a dynamically adaptable, resource-minimised quantum key distribution exploiting the photon colours for the first time.

The researchers have succeeded in measuring the quantum states of the light particles using only

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Qubits to qudits: Using quantum mechanics to transmit information more securely

Penn and CUNY researchers collaborated to develop a device that uses quantum principles to relay information securely—an advance that could improve encryption in critical service areas like banking and health care.

The team’s experiments demonstrated that their system could reliably transmit quantum keys over

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Multiplexing Entanglement in a Quantum Network

To achieve this, the researchers developed a new protocol for distributing quantum information in

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There are 65 articles in Quantum Physics and Quantum Computing
Quantum Physics and Quantum Computing Archive