Qubits 40 Quantum optics 25 Quantum Computing 13 Quantum entanglement 13 Quanta computers 12 Quantum theory 8 Superconducting qubits 7 Fault-tolerant 6 Error correction 5 Quantum error corrections 5 Quantum system 5 Timing circuits 5 Physics 4 Quantum algorithms 4 Quantum annealing 4 Quantum circuit 4 Qubit system 4 Simple++ 4 Annealing 3 Benchmarking 3 Fault tolerance 3 High-fidelity 3 Large-scales 3 Logical qubits 3 Performance 3 Quantum chemistry 3 Quantum device 3 Quantum memory 3 Quantum state 3 Research & information: general 3