Quantum Physics News

May 15, 2024

Top Headlines

A Simple Quantum Internet With Significant Possibilities

May 15, 2024 — It's one thing to dream up a quantum internet that could send hacker-proof information around the world via photons superimposed in different quantum states. It's quite another to physically show it's possible. That's exactly what physicists have ...

Speedy, Secure, Sustainable -- That's the Future of Telecom

May 14, 2024 — A new device that can process information using a small amount of light could enable energy-efficient and secure ...

New Quantum Sensing Scheme Could Lead to Enhanced High-Precision Nanoscopic Techniques

May 3, 2024 — Researchers have unveiled a quantum sensing scheme that achieves the pinnacle of quantum sensitivity in measuring the transverse displacement between two interfering ...

Experiment Opens Door for Millions of Qubits on One Chip

May 6, 2024 — Researchers have achieved the first controllable interaction between two hole spin qubits in a conventional silicon transistor. The breakthrough opens up the possibility of integrating millions of these qubits on a single chip using mature ...

Latest Headlines

updated 5:54pm EDT

Atomic Nucleus Excited With Laser: A Breakthrough After Decades

Apr. 29, 2024 — For the first time, the state of an atomic nucleus was switched with a laser. For decades, physicists have been looking for such a nuclear transition -- now it has been found. This opens up a new ...

Astronomers' Simulations Support Dark Matter Theory

Apr. 29, 2024 — Computer simulations by astronomers support the idea that dark matter -- matter that no one has yet directly detected but which many physicists think must be there to explain several aspects of the ...

Scientists Test for Quantum Nature of Gravity

May 2, 2024 — A new study reports on a deep new probe into the interface between the theories of gravity and quantum mechanics, using ultra-high energy neutrino particles detected by a particle detector set deep ...

Physicists Arrange Atoms in Extremely Close Proximity

May 2, 2024 — Physicists developed a technique to arrange atoms in much closer proximity than previously possible, down to 50 nanometers. The group plans to use the method to manipulate atoms into configurations ...

Significant New Discovery in Teleportation Research -- Noise Can Improve the Quality of Quantum Teleportation

May 2, 2024 — Researchers succeeded in conducting an almost perfect quantum teleportation despite the presence of noise that usually disrupts the transfer of ...

The Big Quantum Chill: Scientists Modify Common Lab Refrigerator to Cool Faster With Less Energy

May 1, 2024 — Scientists have dramatically reduced the time and energy required to chill materials to temperatures near absolute zero. Their prototype refrigerator ...

Researchers Unlock Potential of 2D Magnetic Devices for Future Computing

May 1, 2024 — A research team has created an innovative method to control tiny magnetic states within ultrathin, two-dimensional van der Waals magnets -- a process akin to how flipping a light switch controls a ...

Lead-Vacancy Centers in Diamond as Building Blocks for Large-Scale Quantum Networks

Apr. 24, 2024 — A lead-vacancy (PbV) center in diamond has been developed as a quantum emitter for large-scale quantum networks by researchers. This innovative color ...

The End of the Quantum Tunnel

Apr. 26, 2024 — Quantum mechanical effects such as radioactive decay, or more generally: 'tunneling', display intriguing mathematical patterns. Researchers now show that a 40-year-old mathematical discovery can be ...

Physicists Show That Light Can Generate Electricity Even in Translucent Materials

Apr. 29, 2024 — Some materials are transparent to light of a certain frequency. When such light is shone on them, electrical currents can still be generated, ...

From Disorder to Order: Flocking Birds and 'Spinning' Particles

Apr. 26, 2024 — Researchers have demonstrated that ferromagnetism, an ordered state of atoms, can be induced by increasing particle motility and that repulsive forces between atoms are sufficient to maintain it. The ...

Scientists Tune the Entanglement Structure in an Array of Qubits

Apr. 24, 2024 — A new technique can generate batches of certain entangled states in a quantum processor. This advance could help scientists study the fundamental quantum property of entanglement and enable them to ...

Condensed Matter Physics: Novel One-Dimensional Superconductor

Apr. 24, 2024 — In a significant development in the field of superconductivity, researchers have successfully achieved robust superconductivity in high magnetic fields using a newly created one-dimensional (1D) ...

Manipulating the Geometry of 'Electron Universe' in Magnets

Apr. 23, 2024 — Researchers have discovered a unique property, the quantum metric, within magnetic materials, altering the 'electron universe' geometry. This distinct electric signal challenges traditional ...

Perfecting the View on a Crystal's Imperfection

Apr. 23, 2024 — Hexagonal boron nitride (hBN) has gained widespread attention and application across various quantum fields and technologies because it contains single-photon emmiters (SPEs), along with a layered ...

New Beta-Decay Measurements in Mirror Nuclei Pin Down the Weak Nuclear Force

Apr. 19, 2024 — Scientists have gained insights into the weak nuclear force from new, more sensitive studies of the beta decays of the 'mirror' nuclei lithium-8 and boron-8. The weak nuclear force drives ...

Compact Quantum Light Processing

Apr. 19, 2024 — An international collaboration of researchers has achieved a significant breakthrough in quantum technology, with the successful demonstration of quantum interference among several single photons ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 recently been developed. This innovative design uses ...

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 ...

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 ...

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 ...

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 ...