Quantum Physics and Quantum Computing

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Scientists Achieve All-Electrical Control of Single-Molecule Quantum States

Newly discovered exchange-mediated mechanism enables precise electrical control of molecular spins, opening new possibilities for molecular quantum technologies

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World’s first superconducting quantum heat engine opens the path to larger quantum computers

A newly-developed superconducting quantum heat engine not only advances our understanding of thermodynamics but also enables technologies needed for high-qubit quantum computers.

By connecting the transmon qubit to a quantum-circuit refrigerator, the team could control the

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Light as a quantum playground: Reconfigurable simulators reveal hidden dynamics of matter

Researchers turned light into a compact lab to study advanced quantum phenomena

The team validated the platform with both classical laser light and individual photons, running more than 300 distinct q…

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A new kind of entanglement helps quantum sensors tune out noise

Lasers are used to create coherent superposition between two internal states of

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Quantum Entanglement: Schrödinger’s Anthill

At TU Wien, a high degree of quantum entanglement has been detected for the first time in a centimetre-sized crystal of a strange metal.

This enhanced sensitivity is precisely what makes entanglement such a valuable resource for quantum metrology, where one…

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QuiX Quantum Introduces PACU, a Photonic Assembly Control Unit for Scalable Quantum Systems

Rack-mountable control unit standardizes the control layer for QuiX Quantum’s photonic systems, supporting the company’s roadmap toward universal quantum computers

The unit is designed to host photonic chips with up to 1,000 low-speed and up to 32 high-speed phase shifters, giving Qu…

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Using atomic clocks to reveal the quantum properties of time

The work establishes that atomic clocks can be used as a platform to explore the quantum nature of time, and opens a new…

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Quan­tum spin-off sets new record

Quantum Fourier transforms are considered a fundamental building block of many quantum algorithms, such as

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Mathematical Foundations for Noise-Tolerant Quantum Catalysts in Real-World Environments

Their findings have been published in the Physical Review Letters on February 6, 2026.

A recent international study has identified the conditions under which these catalysts can operate

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New measurement method enables efficient real-time verification of quantum technologies

Breakthrough through the use of optical switches for certifying quantum states

A recent breakthrough by researchers at the University of Vienna demonstrates a novel method for quantum state certifica…

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Less noise, more gain for quantum computers

A low-noise readout amplifier promises to accelerate progress on large-scale quantum computers

This advance stands to speed up development of superconducting quantum computer systems at the 100-qubit scale

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Researchers test electrons in crystals as the new qubit

Led by Professor Thomas Sand Jespersen, a group of researchers at DTU are searching for a new qubit in one of nature's crystals, which is currently used in jewellery and batteries.

The new qubit that DTU researchers are currently investigating has been found in a type of material that

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Nature publication: Progress towards the quantum internet

Research, Optoelectronics and Photonics, International, Transfer, Quantum Computation, Press release, Institute for Photonic Quantum Systems (PhoQS), Faculty of Science, Department of Physics

In their experiments, the scientists used, among other things, a 270 metre long free-space connection. The results

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Josephson junctions — quantum computing building blocks — are possible with only one superconductor, experiment confirms

Ferromagent iron finds way to sync with superconducting metal vanadium

The experiments — which confirmed decades-old theories — were conducted in the lab of

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Tiny new device could enable giant future quantum computers

Their device uses microwave-frequency vibrations, oscillating billions of times per second, to manipulate laser light wi…

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Efficient Quantum Process Tomography for Enabling Scalable Optical Quantum Computing

This technology, which can analyze large-scale operations with less data, represents an important step toward scalable q…

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New advances in quantum structured light pave the way for safer communications and ultra-fast computing

The authors highlight how the manipulation of multiple degrees of freedom of light, such as polarization, spatial modes,…

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Quantum Art Demonstrates Longest Straight and Stable 1D Trapped Ion Chain for Quantum Computing

200-ion Chain Demonstration Validates Essential Scalability Pillar in Race Toward Commercial Quantum Computing

The 200-ion chain, spaced at 5 microns from each other, highlights the company’s precision trap engineering and confirms…

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IBM Delivers New Quantum Processors, Software, and Algorithm Breakthroughs on Path to Advantage and Fault Tolerance

The company is announcing IBM Quantum Loon, its experimental processor that, for the first time, shows that IBM has demo…

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There are 161 articles in Quantum Physics and Quantum Computing
Quantum Physics and Quantum Computing Archive