Quantum Physics News

June 1, 2024

Top Headlines

Scientists Develop Most Sensitive Way to Observe Single Molecules

May 30, 2024 — A technical achievement marks a significant advance in the burgeoning field of observing individual molecules without the aid of fluorescent labels. While these labels are useful in many applications, they alter molecules in ways that can obscure ...

Study Is Step Towards Energy-Efficient Quantum Computing in Magnets

May 29, 2024 — Researchers have managed to generate propagating spin waves at the nanoscale and discovered a novel pathway to modulate and amplify them. Their discovery could pave the way for the development of dissipation free quantum information technologies. As ...

Theoretical Quantum Speedup With the Quantum Approximate Optimization Algorithm

May 29, 2024 — Researchers demonstrated a quantum algorithmic speedup with the quantum approximate optimization algorithm, laying the groundwork for advancements in telecommunications, financial modeling, materials ...

More Than Spins: Exploring Uncharted Territory in Quantum Devices

May 24, 2024 — Many of today's quantum devices rely on collections of qubits, also called spins. These quantum bits have only two energy levels, the '0' and the '1'. However, spins in real devices also interact with light and vibrations known as bosons, greatly ...

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The Thinnest Lens on Earth, Enabled by Excitons

May 30, 2024 — Lenses are used to bend and focus light. Normal lenses rely on their curved shape to achieve this effect, but physicists have made a flat lens of only three atoms thick which relies on quantum ...

Shedding Light on the Chemical Enigma of Sulfur Trioxide in the Atmosphere

May 23, 2024 — Researchers discovered that sulfur trioxide can form products other than sulfuric acid in the atmosphere by interacting with organic and inorganic acids. These previously uncharacterized acid ...

Theory and Experiment Combine to Shine a New Light on Proton Spin

May 24, 2024 — Nuclear physicists have long been working to reveal how the proton gets its spin. Now, a new method that combines experimental data with state-of-the-art calculations has revealed a more detailed ...

New Discoveries About the Nature of Light Could Improve Methods for Heating Fusion Plasma

May 23, 2024 — Scientists have made discoveries about light particles known as photons that could aid the quest for fusion ...

New Crystal Production Method Could Enhance Quantum Computers and Electronics

May 21, 2024 — Scientists describe a new method to make very thin crystals of the element bismuth -- a process that may aid the manufacturing of cheap flexible ...

Magnetic Imprint on Deconfined Nuclear Matter

May 17, 2024 — Scientists have the first direct evidence that the powerful magnetic fields created in off-center collisions of atomic nuclei induce an electric current in 'deconfined' nuclear matter. The study used ...

Scientists Create an 'Optical Conveyor Belt' for Quasiparticles

May 14, 2024 — Using interference between two lasers, a research group has created an 'optical conveyor belt' that can move polaritons -- a type of light-matter hybrid particle -- in semiconductor-based ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 quantum ...

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 could prove a boon for the burgeoning quantum ...

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. 30, 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 center exhibits a sharp zero-phonon-line and ...

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 ...

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 ...

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, contrary to previous assumptions. Scientists have managed ...

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 ...

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 ...