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Physicists use Light Waves to Accelerate Supercurrents, enable Ultrafast Quantum Computing

An illustration shows light-induced acceleration of supercurrents, enabling ultrafast quantum computing
Jigang Wang and his collaborators have demonstrated light-induced acceleration of supercurrents, which could enable practical applications of quantum mechanics such as computing, sensing and communicating. Larger image. Image courtesy of Jigang Wang.

Scientists have discovered that terahertz light – light at trillions of cycles per second – can act as a control knob to accelerate supercurrents. That can help open up the quantum world of matter and energy at atomic and subatomic scales to practical applications such as ultrafast computing.

Jigang Wang patiently explained his latest discovery in quantum control that could lead to superfast computing based on quantum mechanics: He mentioned light-induced superconductivity without energy gap...

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