Researchers have developed an approach using noisy intermediate-scale quantum (NISQ) devices to simulate multi-dimensional condensed matter systems, leveraging digital NISQ hardware for high-accuracy measurements on IBM superconducting quantum processors.
By Samudrapom Dam
16 Jul 2024
The most recent observations of Cassiopeia A (Cas A), a supernova remnant, obtained by the James Webb Space Telescope (JWST), were released by the SETI Institute.
Researchers submitted a paper exploring microwave phase noise's impact on nitrogen vacancy (NV) sensors. They developed numerical models and experimental methods, including two-point gradiometry, achieving significant phase noise suppression, crucial for high-precision NV-based measurements in magnetometry and spectroscopy.
By Samudrapom Dam
15 Jul 2024
Researchers at Washington University in St. Louis, led by Jian Wang, professor and director of WashU's Center for Aerosol Science and Engineering, Lu Xu, assistant professor in the department of energy, environmental and chemical engineering at WashU's McKelvey School of Engineering, and scientists from NASA, NOAA, NCA, and European universities, have reportedly discovered something new in the sky: a mechanism that generates a significant amount of the particles in Earth's atmosphere. The study was published in Science.
A new study published in Physics Letters investigated the possibility of incorporating the flavor-related quantum mechanical effects into the neutrino transport within a neutron star merger remnant through the use of a semi-classical angular moment based method.
Researchers at the U.S. Department of Energy's Thomas Jefferson National Accelerator Facility are exploring how adding oxygen to the surfaces of particle accelerator cavities, one of the most critical parts of an accelerator, can help scientists custom-tailor their properties for maximum efficiency and minimum cost.
Quantinuum, the world’s largest integrated quantum computing company, has signed a Joint Statement of Endeavour with the STFC Hartree Center, one of Europe’s largest supercomputing centers dedicated to industry engagement.
Researchers at Mainz University and the University of California, Berkeley, achieve a breakthrough in zero-field nuclear magnetic resonance spectroscopy, paving the way towards benchmarking quantum chemistry calculations
Researchers proposed a hybrid quantum circuit integrating cavity quantum electrodynamics (CQED) and nanoelectromechanical systems (NEMS) for enhanced signal estimation, detection, and processing. This system, leveraging photon-phonon coupling mediated by superconducting qubits, demonstrates significant advancements in quantum-enhanced signal processing.
By Samudrapom Dam
11 Jul 2024
Experimental physicists at the University of Cologne have demonstrated that it is feasible to induce superconducting effects in certain materials that are distinguished by their peculiar edge-only electrical characteristics.
In a recent study published in the journal, Physical Review Letters, researchers from the California Institute of Technology and Stanford University collaborated and described a novel approach to constructing a nationwide quantum network utilizing vacuum beam guides, which enable qubits to travel hundreds of miles within tiny, vacuum-sealed tubes.
Researchers achieved groundbreaking results in intercity quantum key distribution using semiconductor quantum dots. They demonstrated high secret key rates and low error ratios over a 79 km link, showcasing the potential for robust quantum communication networks.
By Samudrapom Dam
10 Jul 2024
This study explores a quantum algorithm based on Quantum Particle Swarm Optimization (QPSO) for maximizing photovoltaic energy production under varying environmental conditions. Compared to classical methods, the quantum approach shows superior performance in scenarios like partial shading and high temperatures, demonstrating potential for improved efficiency and reliability in solar energy management.
By Samudrapom Dam
9 Jul 2024
Recent research carried out by physicists associated with the LHCb Collaboration and published in the journal Physical Review Letters reveals that the density of the environment affects how quarks form protons and neutrons, suggesting new factors were at play in the early universe.
Researchers published in Entropy revealed that quantum coherence in the initial state of a quantum thermometer enhances its precision using a nonequilibrium approach. By optimizing quantum Fisher information, they demonstrated that transient thermalization dynamics and initial state coherence significantly improve thermometry accuracy.
By Samudrapom Dam
8 Jul 2024