Quantum Computers News

February 19, 2025

Top Headlines

Magnetic Switch Traps Quantum Information Carriers in One Dimension

Feb. 19, 2025 — A quantum 'miracle material' could support magnetic switching, a team of researchers has ...

New Nanoscale Technique Unlocks Quantum Material Secrets

Feb. 18, 2025 — Using a novel surface-sensitive spectroscopy method, scientists explored atomic vibrations in crystalline material surfaces near interfaces. The findings illuminate quantum behaviors that play important roles computing and sensing ...

Light-Powered Breakthrough Enables Precision Tuning of Quantum Dots

Feb. 18, 2025 — Researchers have demonstrated a new technique that uses light to tune the optical properties of quantum dots -- making the process faster, more energy-efficient and environmentally sustainable -- without compromising material ...

Terabytes of Data in a Millimeter Crystal

Feb. 14, 2025 — Researchers have explored a 'quantum-inspired' technique to make the 'ones' and 'zeroes' for classical computer memory applications out of crystal defects, each the size of an individual atom. This turns milimeter-sized crystals into computer memory ...

Latest Headlines

updated 7:41pm EST

When Qubits Learn the Language of Fiberoptics

Feb. 11, 2025 — Qubits -- the fundamental units of quantum information -- drive entire tech sectors. Among them, superconducting qubits could be instrumental in building a large-scale quantum computer, but they rely ...

A Symphony in Quantum

Feb. 10, 2025 — Entanglement -- linking distant particles or groups of particles so that one cannot be described without the other -- is at the core of the quantum revolution changing the face of modern technology. ...

Quantum Theory and Thermodynamics: Maxwell's Demon?

Feb. 7, 2025 — An international collaboration sheds new light on the relationship between quantum theory and thermodynamics. The research group demonstrated that while the laws of quantum theory alone do not ...

Paving the Way to Quantum Supercomputers

Feb. 5, 2025 — In a milestone that brings quantum computing tangibly closer to large-scale practical use, scientists have demonstrated the first instance of distributed quantum computing. Using a photonic network ...

Physicists Measure a Key Aspect of Superconductivity in 'Magic-Angle' Graphene

Feb. 5, 2025 — Physicists measured how readily a current of electron pairs flows through 'magic-angle' graphene, a major step toward understanding how this unusual ...

Even Quantum Physics Obeys the Law of Entropy

Jan. 29, 2025 — The universe is getting more disordered, entropy is growing -- this is the second law of thermodynamics. But according to quantum theory, entropy should actually stay the same. Scientists took a ...

A New Register With Thousands of Entangled Nuclei to Scale Quantum Networks

Jan. 28, 2025 — In a groundbreaking achievement for quantum technologies, researchers have created a functional quantum register using the atoms inside a semiconductor quantum ...

New Avenues in Quantum Research: Supramolecular Qubit Candidates Detected

Jan. 28, 2025 — Researchers were able to demonstrate for the first time that non-covalent bonds between spin centers are also capable of producing quartet states through spin mixing. Supramolecular chemistry is thus ...

A New Experimental System to Bring Quantum Technologies Closer to Students

Jan. 27, 2025 — The world of quantum physics is experiencing a second revolution, which will drive an exponential leap in the progress of computing, the internet, telecommunications, cybersecurity and biomedicine. ...

Make It Worth Weyl: Engineering the First Semimetallic Weyl Quantum Crystal

Jan. 23, 2025 — Researchers have demonstrated an ideal Weyl semimetal, marking a breakthrough in a decade-old problem of quantum ...

Quantum: Calculating Error-Free More Easily With Two Codes

Jan. 24, 2025 — Various methods are used to correct errors in quantum computers. Not all operations can be implemented equally well with different correction codes. Therefore, a research team has developed a method ...

Adding Bridges to Stabilize Quantum Networks

Jan. 23, 2025 — While entangled photons hold incredible promise for quantum computing and communications, they have a major inherent disadvantage. After one use, they simply disappear. In a new study physicists ...

Physicists Pioneer Entanglement Microscopy Algorithm to Explore How Matter Entangles in Quantum Many-Body Systems

Jan. 23, 2025 — A research team has recently developed a novel algorithm in quantum physics known as 'entanglement microscopy' that enables visualization and mapping of this extraordinary phenomenon at a ...

Autonomous AI Assistant to Build Nanostructures

Jan. 16, 2025 — The chemical composition of a material alone sometimes reveals little about its properties. The decisive factor is often the arrangement of the molecules in the atomic lattice structure or on the ...

Diamond Continues to Shine: New Properties Discovered in Diamond Semiconductors

Jan. 14, 2025 — Diamond, often celebrated for its unmatched hardness and transparency, has emerged as an exceptional material for high-power electronics and next-generation quantum optics. Diamond can be engineered ...

This Metaphorical Cat Is Both Dead and Alive -- And It Will Help Quantum Engineers Detect Computing Errors

Jan. 14, 2025 — Engineers have demonstrated a well-known quantum thought experiment in the real world. Their findings deliver a new and more robust way to perform quantum computations and they have important ...

Engineering Quantum Entanglement at the Nanoscale

Jan. 13, 2025 — Researchers have developed a drastically smaller and more energy efficient method of creating coveted photon pairs that influence each other from any distance. The technology could transform ...

Record Cold Quantum Refrigerator Paves Way for Reliable Quantum Computers

Jan. 9, 2025 — Quantum computers require extreme cooling to perform reliable calculations. One of the challenges preventing quantum computers from entering society is the difficulty of freezing the qubits to ...

Novel Graphene Ribbons Poised to Advance Quantum Technologies

Jan. 9, 2025 — Researchers have recently achieved a significant breakthrough in the development of next-generation carbon-based quantum materials, opening new horizons for advancements in quantum electronics. The ...

Simulation of Non-Hermitian Skin Effect in 2D With Ultracold Fermions

Jan. 8, 2025 — A research team has achieved a groundbreaking quantum simulation of the non-Hermitian skin effect in two dimensions using ultracold fermions, marking a significant advance in quantum physics ...

Macroscopic Oscillators Move as One at the Quantum Level

Jan. 6, 2025 — Scientists have successfully achieved a quantum collective behavior of macroscopic mechanical oscillators, unlocking new possibilities in quantum ...

Researchers Take 'Significant Leap Forward' With Quantum Simulation of Molecular Electron Transfer

Dec. 20, 2024 — Researchers have made a meaningful advance in the simulation of molecular electron transfer -- a fundamental process underpinning countless physical, chemical and biological processes. The study ...

First Demonstration of Quantum Teleportation Over Busy Internet Cables

Dec. 20, 2024 — Quantum teleportation could provide near-instant communication over long distances. But, inside Internet cables, photons needed for teleportation are lost within the millions of light particles ...

Advancing a Trustworthy Quantum Era: A Novel Approach to Quantum Protocol Verification

Dec. 19, 2024 — The future of data security depends on the reliable application of quantum technology, but its widespread adoption requires rigorous verification. Researchers have developed a novel approach to ...

Laser-Based Artificial Neuron Mimics Nerve Cell Functions at Lightning Speed

Dec. 19, 2024 — Researchers developed a laser-based artificial neuron that fully emulates the functions, dynamics and information processing of a biological graded neuron, which could lead to new breakthroughs in ...

Physicists 'Bootstrap' Validity of String Theory

Dec. 17, 2024 — String theory remains elusive as a 'provable' phenomenon. But a team of physicists has now taken a significant step forward in validating string theory by using an innovative mathematical ...

Physics: Current Generated by the Quantum Hall Effect Has Additional Magnetic Properties

Dec. 17, 2024 — The quantum Hall effect, a fundamental effect in quantum mechanics, not only generates an electric but also a magnetic current. It arises from the motion of electrons on an orbit around the nuclei of ...

Discovery of New Growth-Directed Graphene Stacking Domains May Precede New Era for Quantum Applications

Dec. 10, 2024 — Researchers discovered that three-layer graphene can naturally self-organize into specific stacking patterns (ABA/ABC domains) during growth on silicon carbide, eliminating the need for manual ...

Rethinking the Quantum Chip

Dec. 10, 2024 — Researchers have realized a new design for a superconducting quantum processor, aiming at a potential architecture for the large-scale, durable devices the quantum revolution demands. Unlike the ...

New Algorithm Boosts Multitasking in Quantum Machine Learning

Dec. 10, 2024 — When a quantum computer processes data, it must translate it into understandable quantum data. Algorithms that carry out this 'quantum compilation' typically optimize one target at a time. ...