Researchers have achieved a major breakthrough in shielding the quantum properties of single atoms on a surface. The scientists used the magnetism of single atoms, known as spin, as a basic building block for quantum information processing. The researchers could show that by packing two atoms closely together they could protect their fragile quantum properties much better than for just one atom.... SCIENCE DAILY · 2 months
Quantum scientists demonstrate world-first 3D atomic-scale quantum chip architecture  SCIENCE DAILY · 2 weeks
Scientists have shown that their pioneering single atom technology can be adapted to building 3D silicon quantum chips -- with precise interlayer alignment and highly accurate measurement of spin states.... more
Quantum scientists demonstrate world-first 3-D atomic-scale quantum chip architecture  PHYS.ORG · 2 weeks
UNSW researchers at the Centre of Excellence for Quantum Computation and Communication Technology (CQC2T) have shown for the first time that they can build atomic precision qubits in a 3-D... more
Quantum chemistry on quantum computers  nanowerk · 3 weeks
A quantum algorithm for tracking complex chemical reactions with neither performing demanding post-Hartree-Fock calculations nor exponential time explosion. more
Quantum chemistry on quantum computers  PHYS.ORG · 3 weeks
Quantum computing and quantum information processing technology have attracted attention in recently emerging fields. Among many important and fundamental issues in science, solving the Schroedinger equation (SE) of atoms and molecules is one of the ultimate goals in... more
Quantum scientists demonstrate world-first 3D atomic-scale quantum chip architecture  nanowerk · 2 weeks
Scientists have shown for the first time that they can build atomic precision qubits in a 3D device - another major step towards a universal quantum computer. more
Discovery of single atom structure leads to more efficient catalyst  nanowerk · 7 days
Scientists have identified the structure of iridium single-atom catalysts for carbon monoxide oxidation. The identification of the structure and reaction mechanism will help in the design of better... more
Hybrid qubits solve key hurdle to quantum computing  PHYS.ORG · 3 weeks
Spin-based quantum computers have the potential to tackle difficult mathematical problems that cannot be solved using ordinary computers, but many problems remain in making these machines scalable. Now, an international group of... more
Experimental Physicists Measure Weak Force between Protons and Neutrons in Atom’s Nucleus  SCI-NEWS.COM · 4 weeks
Physicists from the NPDGamma Experiment at the DoE’s Oak Ridge National Laboratory (ORNL) have measured the weak interaction between protons and neutrons in the... more
Gate tuning from exciton superfluid to quantum anomalous Hall in van der Waals heterobilayer  Science Magazine · 2 days
Van der Waals heterostructures of two-dimensional (2D) materials provide a powerful approach toward engineering various quantum phases of matter. Examples... more
Scientists move quantum optic networks a step closer to reality  nanowerk · 3 weeks
A crucial step has been achieved in understanding quantum optical behavior of semiconductor nanomaterials. more
Experiments detect entropy production in mesoscopic quantum systems  PHYS.ORG · 5 days
The production of entropy, which means increasing the degree of disorder in a system, is an inexorable tendency in the macroscopic world owing to the second law of thermodynamics. This makes the... more
‘Beyond Weird’ and ‘What Is Real?’ try to make sense of quantum weirdness  SCIENCE-NEWS · 2 weeks
The books ‘Beyond Weird’ and ‘What is Real?’ have different perspectives on what quantum physics says about reality. more
Novel fiber-optic device lays foundation for quantum-enhanced measurements  nanowerk · 2 weeks
Nonlinear interferometer demonstrates the potential for eventual quantum-enhanced sensitivity improvements in later iterations of the instrument, which could advance fundamental science, as well as improve various engineering and practical applications. more
Physicists record 'lifetime' of graphene qubits  SCIENCE DAILY · 3 weeks
Researchers have recorded, for the first time, quantum coherence of a graphene-based superconducting qubit, meaning how long it stays in superposition to compute with two logical states simultaneously. The work is a key step forward for... more
Machine learning and quantum mechanics team up to understand water at the atomic level  nanowerk · 2 weeks
A collaborative study provides physical insights into these questions by marrying data-driven machine learning techniques and quantum mechanics. more
More stable light comes from intentionally 'squashed' quantum dots  nanowerk · 1 week
Exploiting new ?strain engineering? approach produces highly stable, narrow linewidth light from individual quantum dots. more
More stable light comes from intentionally 'squashed' quantum dots  PHYS.ORG · 1 week
Intentionally "squashing" colloidal quantum dots during chemical synthesis creates dots capable of stable, "blink-free" light emission that is fully comparable with the light produced by dots made with more complex... more
Puzzling phenomenon in a quantum gas: Insulators with conducting edges  SCIENCE DAILY · 3 days
Insulators that are conducting at their edges hold promise for interesting technological applications. However, until now their characteristics have not been fully understood. Physicists have now modeled what... more
Experiments detect entropy production in mesoscopic quantum systems  SCIENCE DAILY · 6 days
One of the most important aims of contemporary scientific research is finding out what makes the production of entropy predominate. This aim explains the current interest in studying mesoscopic systems, which are... more
More stable light comes from intentionally 'squashed' quantum dots  SCIENCE DAILY · 1 week
Intentionally 'squashing' colloidal quantum dots during chemical synthesis creates dots capable of stable, 'blink-free' light emission that is fully comparable with the light produced by dots made with more complex... more
Scientists move quantum optic networks a step closer to reality  PHYS.ORG · 2 weeks
Scientists have moved quantum optic networks a step closer to reality. The ability to precisely control the interactions of light and matter at the nanoscale could help such... more
Rovibrational quantum state resolution of the C60 fullerene  PHYS.ORG · 2 weeks
A central objective of chemical and molecular physics is to understand molecules as quantum mechanical systems. The complex internal dynamics of such systems evolve across wide energy and time scales, exhibited by... more
Nonlinear integrated quantum electro-optic circuits  Science Magazine · 3 weeks
Future quantum computation and networks require scalable monolithic circuits, which incorporate various advanced functionalities on a single physical substrate. Although substantial progress for various applications has already been demonstrated on different platforms, the range of diversified manipulation of... more
Soyasapogenol B: A new drug delivery technology for therapeutics  NEWS MEDICAL · 4 weeks
Multi-Walled Carbon Nanotubes (MWCNTs) are characterized by walls formed by a one atom thick sheet of carbon. more
Atomic-scale capillaries block smallest ions, thanks to graphene
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