Quantum Computers News

November 20, 2024

Top Headlines

New Theory Reveals the Shape of a Single Photon

Nov. 19, 2024 — A new theory, that explains how light and matter interact at the quantum level has enabled researchers to define for the first time the precise shape of a single ...

Invisible Touch: AI Can Feel and Measure Surfaces

Nov. 16, 2024 — Quantum-science advances using AI can measure very small surfaces and distances -- opening a world of medical, manufacturing and other ...

In Step Forward for Quantum Computing Hardware, Physicist Uncovers Novel Behavior in Quantum-Driven Superconductors

Nov. 12, 2024 — A new study has uncovered important behavior in the flow of electric current through quantum superconductors, potentially advancing the development of future technologies like quantum ...

Compact Error Correction: Towards a More Efficient Quantum 'Hard Drive'

Nov. 11, 2024 — Two quantum information theorists have solved a decades-old problem that will free up quantum computing ...

Latest Headlines

updated 11:14pm EST

Storm in a Laser Beam: Physicists Create 'Light Hurricanes' That Could Transport Huge Amounts of Data

Nov. 11, 2024 — The discovery, centred around controlling tiny hurricanes of light and electromagnetic fields, could revolutionise how much information we can ...

High-Quality Nanomechanical Resonators With Built-in Piezoelectricity

Nov. 5, 2024 — Researchers have developed a novel type of nanomechanical resonator that combines two important features: high mechanical quality and piezoelectricity. This development could open doors to new ...

Ensuring a Bright Future for Diamond Electronics and Sensors

Nov. 5, 2024 — To expand the potential use of diamond in semiconductor and quantum technologies, researchers are developing improved processes for growing the material at lower temperatures that won't damage the ...

Nanoscale Transistors Could Enable More Efficient Electronics

Nov. 4, 2024 — Nanoscale 3D transistors made from ultrathin semiconductor materials can operate more efficiently than silicon-based devices, leveraging quantum mechanical properties to potentially enable ...

Quantum Simulator Could Help Uncover Materials for High-Performance Electronics

Oct. 30, 2024 — Researchers created a synthetic magnetic field using a superconducting quantum processor, which could enable them to precisely study complex ...

A New Paradigm for Control of Quantum Emitters

Oct. 31, 2024 — A research team developed a new paradigm for the control of quantum emitters, providing a new method for modulating and encoding quantum photonic information on a single photon light ...

A Rudimentary Quantum Network Link Between Dutch Cities

Oct. 30, 2024 — Researchers have demonstrated a network connection between quantum processors over metropolitan distances. Their result marks a key advance from early research networks in the lab towards a future ...

Breakthrough in Magnetism Could Transform Quantum Computing and Superconductors

Oct. 30, 2024 — A discovery by physicists is unlocking a new understanding of magnetism and electronic interactions in cutting-edge materials, potentially ...

New Benchmark Helps Solve the Hardest Quantum Problems

Oct. 17, 2024 — Predicting the behavior of many interacting quantum particles is a complicated process but is key to harness quantum computing for real-world applications. Researchers have developed a method for ...

Quantum Research Breakthrough Uses Synthetic Dimensions to Efficiently Process Quantum Information

Oct. 17, 2024 — A new study opens the door to cutting-edge solutions that could contribute to the realization of a system capable of processing quantum information ...

How 'Clean' Does a Quantum Computing Test Facility Need to Be?

Nov. 13, 2024 — How to keep stray radiation from 'shorting' superconducting qubits; a pair of studies shows where ionizing radiation is lurking and how to banish ...

Major Development Successes in Diamond Spin Photon Quantum Computers

Oct. 28, 2024 — Lower cooling requirements, longer operating times, lower error rates: Quantum computers based on spin photons and diamond promise significant advantages over competing quantum computing ...

Quantum Experiments and High-Performance Computing: New Methods Enable Complex Calculations to Be Completed Extremely Quickly

Oct. 24, 2024 — Scientists have used high-performance computing at large scales to analyze a quantum photonics experiment. In specific terms, this involved the tomographic reconstruction of experimental data from a ...

New Diamond Bonding Technique a Breakthrough for Quantum Devices

Oct. 16, 2024 — A paper has solved a major hurdle facing researchers working with diamond by creating a novel way of bonding diamonds directly to materials that integrate easily with either quantum or conventional ...

Illuminating Quantum Magnets: Light Unveils Magnetic Domains

Oct. 11, 2024 — Scientists have used light to visualize magnetic domains, and manipulated these regions using an electric field, in a quantum antiferromagnet. This method allows real-time observation of magnetic ...

Engineering Perovskite Materials at the Atomic Level Paves Way for New Lasers, LEDs

Oct. 11, 2024 — Researchers have developed and demonstrated a technique that allows them to engineer a class of materials called layered hybrid perovskites (LHPs) down to the atomic level, which dictates precisely ...

New Technique Could Unlock Potential of Quantum Materials

Oct. 9, 2024 — A research team has devised a unique method to observe changes in materials at the atomic level. The technique opens new avenues for understanding and developing advanced materials for quantum ...

Ice Cream-Inspired Physics: Team Uncovers a Quantum Mpemba Effect, With a Host of 'Cool' Implications

Oct. 8, 2024 — Researchers have just described the existence of the paradoxical Mpemba effect within quantum systems. Initially investigating out of pure curiosity, the discovery has bridged the gap between ...

AI Speeds Up the Discovery of Energy and Quantum Materials

Oct. 7, 2024 — Unearthing new LEDs, solar cells, and photodetectors requires extensive knowledge surrounding the optical properties of materials. Calculating these takes time and resources. Yet researchers unveiled ...

Quantum Researchers Come Up With a Recipe That Could Accelerate Drug Development

Oct. 3, 2024 — Mathematicians have developed a recipe for upgrading quantum computers to simulate complex quantum systems, such as molecules. Their discovery brings us closer to being able to predict how new drugs ...

Strong Coupling Between Andreev Qubits Mediated by a Microwave Resonator

Oct. 3, 2024 — Physicists have succeeded in coupling two Andreev qubits coherently over a macroscopic distance for the first time. They achieved this with the help of microwave photons generated in a narrow ...

New Security Protocol Shields Data from Attackers During Cloud-Based Computation

Oct. 1, 2024 — Researchers developed a technique guaranteeing that data remain secure during multiparty, cloud-based computation. This method, which leverages the quantum properties of light, could enable ...

'Squeezing' Increased Accuracy of Quantum Measurements

Sep. 30, 2024 — Scientists have explored how quantum squeezing can improve measurement precision in complex quantum systems, with potential applications in quantum sensing, imaging, and radar technologies. These ...

BESSY II: Heterostructures for Spintronics

Sep. 20, 2024 — Spintronic devices work with spin textures caused by quantum-physical interactions. Scientists have now studied graphene-cobalt-iridium heterostructures at BESSY II. The results show how two desired ...

Constriction Junction, Do You Function?

Sep. 18, 2024 — Scientists have shown that a type of qubit whose architecture is more amenable to mass production can perform comparably to qubits currently dominating the field. With a series of mathematical ...

New Understanding of the Limits on Nano-Noise

Sep. 17, 2024 — Thanks to nanoscale devices as small as human cells, researchers can create groundbreaking material properties, leading to smaller, faster, and more energy-efficient electronics. However, to fully ...

Physics Team Electrifies the Quantum World

Sep. 16, 2024 — Researchers have developed a method to model a central theory of quantum gravity in the laboratory. Their goal: to decipher previously unexplained phenomena in the quantum ...

Energy Transmission in Quantum Field Theory Requires Information

Sep. 13, 2024 — An international team of researchers has found a simple relationship between the rates of energy and information transmission across an interface connecting two quantum field ...

Quantum Researchers Cause Controlled 'Wobble' in the Nucleus of a Single Atom

Sep. 12, 2024 — Researchers have been able to initiate a controlled movement in the very heart of an atom. They caused the atomic nucleus to interact with one of the electrons in the outermost shells of the atom. ...

Electrically Modulated Light Antenna Points the Way to Faster Computer Chips

Sep. 9, 2024 — Physicists present a nanometer-sized light antenna with electrically modulated surface properties -- a breakthrough that could pave the way for faster computer ...