New quantum device operates at room temperature for stable qubits
Stanford University researchers say they have developed a nanoscale optical device that could shift the direction of quantum…
Chinese team simulates quantum state that resists errors from start
Quantum computers promise to tackle problems that are unsolvable for today’s machines, but their basic units (qubits) are…
Chinese scientists create super stable building block for quantum computers
Chinese physicist Pan Jianwei and his team have created a “quantum Lego block” that refuses to fall apart…
448-qubit milestone puts fault-tolerant quantum computing within reach
Researchers at Harvard, publishing in the journal Nature on Monday, have demonstrated a new quantum system that can…
Measurement of correlated charge noise in superconducting qubits at an underground facility
Controlling the radiation environment of superconducting qubits The qubit chip was relocated from the Earth’s surface at Madison,…
Strong coupling of a superconducting flux qubit to single bismuth donors
In this work, we couple spins to a highly non-linear circuit with huge current quantum fluctuations18,19,20. This circuit…
Dual epitaxial telecom spin-photon interfaces with long-lived coherence
Fiber-integrated Er3+ qubit chip Figure 1 illustrates the schematic of our Er3+ qubit device. The die chip consists of…
Millisecond lifetimes and coherence times in 2D transmon qubits
Place, A. P. M. et al. New material platform for superconducting transmon qubits with coherence times exceeding 0.3…
Spin environment of a superconducting qubit in high magnetic fields
In Fig. 1 we present the field resilient gralmonium qubit, fabricated from a single layer of grAl (cf. Fig. 1a),…
Individual solid-state nuclear spin qubits with coherence exceeding seconds
Steger, M. et al. Quantum information storage for over 180 s using donor spins in a 28Si semiconductor vacuum.…
Quantum Computing Breakthrough: Scientists Achieve Unprecedented Stability in Qubits
A major scientific milestone has been reached in quantum computing. Researchers have successfully demonstrated a new method to…
Scientists Gave a Quantum Computer a ‘Lie Detector Test’ and It Passed
The superconducting chip. Credit: Zhejiang University In a lab in Hangzhou, China, a small chip may have just…