Quantum Physics News

April 18, 2024

Top Headlines

Crucial Connection for 'Quantum Internet' Made for the First Time

Apr. 16, 2024 — Researchers have produced, stored, and retrieved quantum information for the first time, a critical step in quantum ...

Quantum Precision: A New Kind of Resistor

Apr. 15, 2024 — Researchers have developed a method that can improve the performance of quantum resistance standards. It's based on a quantum phenomenon called Quantum Anomalous Hall ...

Quantum Breakthrough When Light Makes Materials Magnetic

Apr. 10, 2024 — The potential of quantum technology is huge but is today largely limited to the extremely cold environments of laboratories. Now, researchers have succeeded in demonstrating for the very first time how laser light can induce quantum behavior at room ...

New Method of Measuring Qubits Promises Ease of Scalability in a Microscopic Package

Apr. 10, 2024 — The path to quantum supremacy is made challenging by the issues associated with scaling up the number of qubits. One key problem is the way that qubits are measured. A research group introduces a new ...

Latest Headlines

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Researchers Discover Dual Topological Phases in an Intrinsic Monolayer Crystal

Apr. 2, 2024 — An international team working with single-atom thick crystals found TaIrTe4's transition between the two distinct topological states of insulation ...

Will the Convergence of Light and Matter in Janus Particles Transcend Performance Limitations in the Optical Display Industry?

Apr. 8, 2024 — Team successfully exerted electrical control over polaritons, hybridized light-matter particles, at room ...

Researchers Visualize Quantum Effects in Electron Waves

Apr. 3, 2024 — One of the most fundamental interactions in physics is that of electrons and light. In an experiment, scientists have now managed to observe what is known as the Kapitza-Dirac effect for the first ...

New Technique Lets Scientists Create Resistance-Free Electron Channels

Apr. 9, 2024 — A team has taken the first atomic-resolution images and demonstrated electrical control of a chiral interface state -- an exotic quantum phenomenon that could help researchers advance quantum ...

Kerr-Enhanced Optical Spring for Next-Generation Gravitational Wave Detectors

Apr. 5, 2024 — A novel technique for enhancing optical spring that utilizes the Kerr effect to improve the sensitivity of gravitational wave detectors (GWDs) has ...

Progress in Quantum Physics: Researchers Tame Superconductors

Apr. 4, 2024 — An international team including researchers from the University of W rzburg has succeeded in creating a special state of superconductivity. This discovery could advance the development of quantum ...

Chemical Reactions Can Scramble Quantum Information as Well as Black Holes

Apr. 5, 2024 — A team of researchers has shown that molecules can be as formidable at scrambling quantum information as black holes by combining mathematical tools from black hole physics and chemical physics and ...

Researchers Discover 'Neutronic Molecules'

Apr. 3, 2024 — Researchers have discovered 'neutronic' molecules, in which neutrons can be made to cling to quantum dots, held just by the strong force. The finding may lead to new tools for probing material ...

Sunrise to Sunset, New Window Coating Blocks Heat -- Not View

Apr. 2, 2024 — Windows welcome light into interior spaces, but they also bring in unwanted heat. A new window coating blocks heat-generating ultraviolet and infrared light and lets through visible light, regardless ...

100 Kilometers of Quantum-Encrypted Transfer

Apr. 2, 2024 — Researchers have taken a big step towards securing information against hacking. They have succeeded in using quantum encryption to securely transfer information 100 kilometers via fiber optic cable ...

Magnetic Avalanche Triggered by Quantum Effects

Mar. 28, 2024 — Scientists have shown that Barkhausen noise can be produced not only through traditional, or classical means, but through quantum mechanical effects. The research represents an advance in fundamental ...

A New Type of Cooling for Quantum Simulators

Mar. 27, 2024 — Quantum simulators are quantum systems that can be controlled exceptionally well. They can be used to indirectly learn something about other quantum systems, which cannot be experimented on so ...

Bullseye! Accurately Centering Quantum Dots Within Photonic Chips

Mar. 26, 2024 — Researchers have now developed standards and calibrations for optical microscopes that allow quantum dots to be aligned with the center of a photonic component to within an error of 10 to 20 ...

New Method to Measure Entropy Production on the Nanoscale

Mar. 26, 2024 — Entropy, the amount of molecular disorder, is produced in several systems but cannot be measured directly. A new equation sheds new light on how entropy is produced on a very short time scale in ...

Scientists on the Hunt for Evidence of Quantum Gravity's Existence at the South Pole

Mar. 26, 2024 — An Antarctic large-scale experiment is striving to find out if gravity also exists at the quantum level. An extraordinary particle able to travel undisturbed through space seems to hold the ...

Scientists Deliver Quantum Algorithm to Develop New Materials and Chemistry

Mar. 25, 2024 — Scientists published the Cascaded Variational Quantum Eigensolver (CVQE) algorithm in a recent article, expected to become a powerful tool to investigate the physical properties in electronic ...

The World Is One Step Closer to Secure Quantum Communication on a Global Scale

Mar. 25, 2024 — Researchers have brought together two Nobel prize-winning research concepts to advance the field of quantum communication. Scientists can now efficiently produce nearly perfect entangled photon pairs ...

Quantum Interference Could Lead to Smaller, Faster, and More Energy-Efficient Transistors

Mar. 25, 2024 — Scientists made a single-molecule transistor using quantum interference to control electron flow. This new design offers high on/off ratio and stability, potentially leading to smaller, faster, and ...

Cleaning Up Environmental Contaminants With Quantum Dot Technology

Mar. 20, 2024 — The 2023 Nobel Prize in Chemistry was focused on quantum dots -- objects so tiny, they're controlled by the strange rules of quantum physics. Quantum dots used in electronics are often toxic, ...

Quantum Talk With Magnetic Disks

Mar. 20, 2024 — Quantum computers promise to tackle some of the most challenging problems facing humanity today. While much attention has been directed towards the computation of quantum information, the ...

Spectroscopy and Theory Shed Light on Excitons in Semiconductors

Mar. 19, 2024 — Researchers have made very fast and very precise images of excitons -- in fact, accurate to one quadrillionth of a second and one billionth of a meter. This understanding is essential for developing ...

Holographic Message Encoded in Simple Plastic

Mar. 18, 2024 — Important data can be stored and concealed quite easily in ordinary plastic using 3D printers and terahertz radiation, scientists show. Holography can be done quite easily: A 3D printer can be used ...

Breakthrough in Ultraviolet Spectroscopy

Mar. 15, 2024 — Physicists achieve major leap in precision and accuracy at extremely low light ...

Plasma Oscillations Propel Breakthroughs in Fusion Energy

Mar. 15, 2024 — Researchers have discovered a new class of plasma oscillations -- the back-and-forth, wave-like movement of electrons and ions. The research paves the way for improved particle accelerators and ...

Staying in the Loop: How Superconductors Are Helping Computers 'Remember'

Mar. 13, 2024 — To advance neuromorphic computing, some researchers are looking at analog improvements -- advancing not just software, but hardware too. Research shows a promising new way to store and transmit ...

Satellites for Quantum Communications

Mar. 13, 2024 — Through steady advances in the development of quantum computers and their ever-improving performance, it will be possible in the future to crack our current encryption processes. To address this ...

Powerful New Tool Ushers in New Era of Quantum Materials Research

Mar. 12, 2024 — Research in quantum materials is paving the way for groundbreaking discoveries and is poised to drive technological advancements that will redefine the landscapes of industries like mining, energy, ...

Giving Particle Detectors a Boost

Mar. 11, 2024 — Researchers have tested the performance of a new device that boosts particle ...

Design Rules and Synthesis of Quantum Memory Candidates

Mar. 11, 2024 — In the quest to develop quantum computers and networks, there are many components that are fundamentally different than those used today. Like a modern computer, each of these components has ...

Researchers Develop New Machine Learning Method for Modeling of Chemical Reactions

Mar. 7, 2024 — Researchers have used machine learning to create a model that simulates reactive processes in organic materials and ...