Quantum Simulation: First Signs of Stripe Formation

Quantum Simulation: First Signs of Stripe Formation

January 20, 2025
In a new study, researchers from the MCQST, the Max Planck Institute of Quantum Optics and the LMU under the lead of Timon Hilker demonstrated evidence of stripe formation, i.e. extended structures in the density pattern, in a cold-atom Fermi-Hubbard system. By using a quantum gas microscope and a special mixed-dimensional geometry, they were able to observe unique higher-order correlations in spin and charge densities related to those seen in some high-temperature superconducting materials.

First Signs of Stripe Formation Observed in Cold-Atom Quantum Simulator

First Signs of Stripe Formation Observed in Cold-Atom Quantum Simulator

January 19, 2025
In a cold-atom Fermi Hubbard model, researchers observed extended and attractive correlations between hole dopants and indications of stripes that are associated with superconductivity, opening up novel insights into the behaviour of exotic quantum phases.

Simulating the Quantum World: Purdue Researchers Get Cold With ‘Quantum Coarsening’

Simulating the Quantum World: Purdue Researchers Get Cold With ‘Quantum Coarsening’

January 13, 2025
Using supercold environments and a quantum computer, Purdue researchers examined the evolution of a network of Ising spins in the presence of a transverse field. Much like ripples on water, the wave moves across the surface, but the water molecules move up and down, perpendicular to the wave's direction. This type of computational discovery is challenging with conventional or even supercomputers. This discovery, led by Arnab Banerjee, an assistant professor at Purdue University's Department of Physics and Astronomy, has been published in Nature Communications.

POSTECH and Japan’s NIMS Identify Edge Dependence of Electron Transport in Bilayer Graphene

POSTECH and Japan’s NIMS Identify Edge Dependence of Electron Transport in Bilayer Graphene

January 12, 2025
Electron transport in bilayer graphene exhibits a pronounced dependence on edge states and a nonlocal transport mechanism, according to a recent study led by Professor Gil-Ho Lee and Ph.D. candidate Hyeon-Woo Jeong of POSTECH’s Department of Physics, in collaboration with Dr. Kenji Watanabe and Dr. Takashi Taniguchi at Japan’s National Institute for Materials Science (NIMS). The findings were published in the international nanotechnology journal Nano Letters.

Quantum Computers in Silicon

Quantum Computers in Silicon

January 12, 2025
The EQUSPACE consortium (Enabling New Quantum Frontiers with Spin Acoustics in Silicon) has received 3.2 million euros from the European Innovation Council's (EIC) Pathfinder Open funding program to advance the development of silicon-based quantum technologies. In addition to the Helmholtz-Zentrum Dresden-Rossendorf (HZDR), the project brings together four other partners from three EU countries and convenes experts from the fields of spin qubits, optomechanics and atomic silicon modifications to develop a novel silicon-based quantum platform.

NTU Singapore-Led Discovery Poised to Help Detect Dark Matter and Pave the Way to Unravel the Universe’s Secrets

NTU Singapore-Led Discovery Poised to Help Detect Dark Matter and Pave the Way to Unravel the Universe’s Secrets

January 12, 2025
Researchers led by Nanyang Technological University, Singapore (NTU Singapore) have developed a breakthrough technique that could lay the foundations for detecting the universe’s “dark matter” and bring scientists closer than before to uncovering the secrets of the cosmos.

Dance of Magnetism and Light: Disappeared Nonreciprocal Second Harmonic Generation of MnPSe₃

Dance of Magnetism and Light: Disappeared Nonreciprocal Second Harmonic Generation of MnPSe₃

January 10, 2025
A research group led by Prof. SHENG Zhigao from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences, recently discovered the disappearance of nonreciprocal second harmonic generation (SHG) in MnPSe3 when integrated into a two-dimensional (2D) antiferromagnetic MnPSe3/graphene heterojunction.

Novel Graphene Ribbons Poised to Advance Quantum Technologies

Novel Graphene Ribbons Poised to Advance Quantum Technologies

January 10, 2025
Researchers from the National University of Singapore (NUS) have recently achieved a significant breakthrough in the development of next-generation carbon-based quantum materials, opening new horizons for advancements in quantum electronics.

HKUST-Led Research Pioneers Simulation of Non-Hermitian Skin Effect in 2D With Ultracold Fermions

HKUST-Led Research Pioneers Simulation of Non-Hermitian Skin Effect in 2D With Ultracold Fermions

January 10, 2025
A research team led by The Hong Kong University of Science and Technology (HKUST) 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 research.

Researchers Reveal Quantum Advantage of Quantum Dots for Spin Chemistry of Radical Pairs

Researchers Reveal Quantum Advantage of Quantum Dots for Spin Chemistry of Radical Pairs

January 8, 2025
The simultaneous capability of colloidal QDs to sustain robust room-temperature spin quantum coherence and to engage in photochemistry inspired Prof. WU Kaifeng and his team from the Dalian Institute of Chemical Physics of the Chinese Academy of Sciences to explore a highly interdisciplinary field—using quantum coherence of QDs to control photochemical reactions.
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