An optical lattice clock embedded in the curved spacetime formed by the earth’s gravity. Dynamical interplay between photon-mediated interactions and gravitational redshift can lead to entanglement generation and frequency synchronization…
Category: Quantum Physics
Quantum algorithm excels at finding local minima of many-body systems
Illustration of energy landscape. Credit: Chen et al. Many physicists and engineers have recently been trying to demonstrate the potential of quantum computers for tackling some problems that are particularly…
Distinguishing classical from quantum gravity through measurable stochastic fluctuations
Illustration of an experiment that can be used to determine if gravity is classical or quantum. Two quantum masses are suspended at some distance away from each other and interact…
Opening the doors to accessible quantum research
Daniel Blumenthal. Credit: Matt Perko, UC Santa Barbara UC Santa Barbara researchers are working to move cold atom quantum experiments and applications from the laboratory tabletop to chip-based systems, opening…
Computing’s next frontier takes form
Credit: AI-generated image After several dashed predictions, quantum computing is accelerating rapidly with actual use cases and scientific breakthroughs expected within years, not decades. US tech giants, startups, banks and…
Scientists unravel spiraling secrets of magnetic materials for next-generation electronics
Illustration of how spin rotation changes the total energy of a helimagnetic system. Credit: Kesong Yang lab Deep within certain magnetic molecules, atoms arrange their spins in a spiral pattern,…
Superconducting quantum processor prototype operates 10¹⁵ times faster than fastest supercomputer
Schematic diagram of the Zuchongzhi-3 chip. 105 qubits and 182 couplers are integrated on the same chip to perform quantum random circuit sampling tasks. Credit: USTC Zuchongzhi-3, a superconducting quantum…
First on-chip multipartite entanglement achieved with optical microcomb
Fig. 2: Experimental measurements of nullifiers and violations of the van Loock–Furusawa inequalities. Credit: Nature (2025). DOI: 10.1038/s41586-025-08602-1
Inspired by Maxwell’s demon, heat flow acts as a witness to quantum properties
The heat-based witness setup for detecting quantum entanglement. Credit: Dr. Alexssandre de Oliveira Junior. In a new study published in Physical Review Letters, scientists have discovered a novel approach to…
A new approach to reduce decoherence in superconducting qudit-based quantum processors
Credit: Tripathi et al. Quantum computers, which operate leveraging quantum mechanics effects, could soon outperform traditional computers in some advanced optimization and simulation tasks. Most quantum computing systems developed so…
