The article discusses the ongoing efforts to develop practical quantum computers, with various organizations and companies working on different approaches. Key points include:
1. Quantum computing remains challenging due to qubit fragility and decoherence issues, but progress is being made with systems using ions, photons, superconducting circuits, and other methods.
2. Organizations like NIST, JQI, and various companies are pursuing different quantum computing architectures, including trapped ions, superconducting qubits, and quantum annealing systems.
3. Current experimental systems have limited qubit counts (up to ~50 qubits) and lack error correction, limiting their practical applications.
4. Researchers are exploring ways to scale up quantum systems and connect them through a quantum internet using photons for long-distance communication.
5. While early quantum computers may be large and room-sized, researchers envision potential for miniaturization and integration into networks in the future.
The article highlights the collaborative nature of quantum computing research, with different communities sharing ideas and techniques to advance the field. However, significant technical challenges remain before practical, scalable quantum computers can be realized.
Source: https://www.nist.gov/physics/introduction-new-quantum-revolution/race-build-quantum-computer
Keywords: Qubits, Quantum, Supremacy, Quantum, Information
