For many years, the fields of quantum mechanics and computer science formed distinct academic communities. Modern quantum theory developed in the 1920s to explain the See more

Computer engineers typically describe a modern computer's operation in terms of classical electrodynamics. Within these "classical" … See more

Progress in finding quantum algorithms typically focuses on this quantum circuit model, though exceptions like the quantum adiabatic algorithm exist. Quantum algorithms … See more

Computability
Any computational problem solvable by a classical computer is also solvable by a quantum computer. … See more

Quantum cryptography enables new ways to transmit data securely; for example, quantum key distribution uses entangled quantum states to establish secure cryptographic keys. … See more

As of 2023, classical computers outperform quantum computers for all real-world applications. While current quantum computers may speed up solutions to particular mathematical problems, they give no computational advantage for practical tasks. … See more

• D-Wave Systems – Canadian quantum computing company
• Electronic quantum holography – Information storage technology
• Glossary of quantum computing See more