A Spintronic View of the Effect of Chiral Molecules

A Spintronic View of the Effect of Chiral Molecules

January 31, 2025
Researchers at Mainz University verified the chiral-induced spin selectivity effect, i.e., the influence of chiral molecules on spin, using spintronic analytical techniques

Overcoming the Scale-Up Challenges of Sapphire-Based Quantum Processors

Overcoming the Scale-Up Challenges of Sapphire-Based Quantum Processors

January 31, 2025
OQC, a global leader in quantum computing solutions and spin-out from Oxford University’s Department of Physics, recently announced their research on the ‘Integration of through-sapphire substrate machining with superconducting quantum processors’. Successful demonstrations of this technique have been shown through the complete manufacturing process of their 32-qubit OQC Toshiko QPU.

Researchers First Observe Counterflow Superfluidity in Mott Insulator

Researchers First Observe Counterflow Superfluidity in Mott Insulator

January 30, 2025
A research team led by Prof. PAN Jianwei, Prof. WAN Zhensheng and Prof. DENG Youjin from the University of Science and Technology of China (USTC) of the Chinese Academy of Sciences observed counterflow superfluidity in two-component Mott insulator for the first time. The study was published in Nature Physics.

‘Brand New Physics’ for Next Generation Spintronics

‘Brand New Physics’ for Next Generation Spintronics

January 23, 2025
Researchers at the University of Utah and the University of California, Irvine (UCI), have discovered a newtype of spin–orbit torque. The study that published in Nature Nanotechnology on Jan. 15, 2025, demonstrates a new way to manipulate spin and magnetization through electrical currents, a phenomenon that they’ve dubbed the anomalous Hall torque.

CCNY Quantum Breakthrough May Lead to Sustainable Chiral Spintronics

CCNY Quantum Breakthrough May Lead to Sustainable Chiral Spintronics

January 22, 2025
A team of physicists led by The City College of New York’s Lia Krusin-Elbaum has developed a novel technique that uses hydrogen cations (H+) to manipulate relativistic electronic bandstructures in a magnetic Weyl semimetal -- a topological material where electrons mimic massless particles called Weyl fermions. These particles are distinguished by their chirality or “handedness” linked to their spin and momentum.

Rice Researchers Take ‘Significant Leap Forward’ With Quantum Simulation of Molecular Electron Transfer

Rice Researchers Take ‘Significant Leap Forward’ With Quantum Simulation of Molecular Electron Transfer

January 22, 2025
Researchers at Rice University have made a meaningful advance in the simulation of molecular electron transfer — a fundamental process underpinning countless physical, chemical and biological processes. The study, published in Science Advances, details the use of a trapped-ion quantum simulator to model electron transfer dynamics with unprecedented tunability, unlocking new opportunities for scientific exploration in fields ranging from molecular electronics to photosynthesis.

Identifying the Origin of Long-Period Electrical Instability in Silicon Qubit Devices

Identifying the Origin of Long-Period Electrical Instability in Silicon Qubit Devices

January 21, 2025
Researchers at AIST, in collaboration with Tokyo Denki University, have identified the origin of long-period electrical instability in silicon qubit devices for the first time. It is well known that the electrical characteristic of qubits, which are the basic elements of quantum computers, is not always kept constant and it changes over periods of a few tens of seconds or hours.

Beyond Fermions and Bosons: Paraparticles Are Indeed Mathematically Possible

Beyond Fermions and Bosons: Paraparticles Are Indeed Mathematically Possible

January 21, 2025
Researchers from the Max Planck Institute of Quantum Optics and Rice University have investigated the intricacies of particle exchange statistics and shown that a third category — paraparticles — can exist under specific physical conditions, obeying exotic "parastatistics" markedly different from those of fermions and bosons. Using a second quantization framework, they mathematically demonstrated that paraparticles emerge as quasiparticle excitations in quantum spin models, challenging long-standing assumptions in condensed matter and particle physics. Their discovery was published last week in Nature.

Researchers Uncover Strong Light-Matter Interactions in Quantum Spin Liquids

Researchers Uncover Strong Light-Matter Interactions in Quantum Spin Liquids

January 20, 2025
In a paper recently published in Nature Physics, an international group of researchers comprised of an experimental team from Switzerland and France and theoretical physicists in Canada and the U.S., including Rice University, have found evidence of this enigmatic quantum spin liquid in a material known as pyrochlore cerium stannate. They achieved this by combining state-of-the-art experimental techniques, including neutron scattering at extremely low temperatures, with theoretical analysis. By measuring the way in which neutrons interact magnetically with the electron spin in pyrochlore, the researchers observed the collective excitations of spins interacting strongly with lightlike waves.
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