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Quantum Dots: From Nobel Prize to Silicon-Based QPUs— with Himadri Majumdar of SemiQon

The Post-Quantum World

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Challenges and Applications of Quantum Computing with Qubits

This chapter explores the challenges of fault-tolerant quantum computing, emphasizing the need for close qubits to avoid cross-talk issues and the complexity of quantum error correction. It also discusses potential applications of quantum dots in ASICs and communication networks, along with timelines for developing QPUs and a quantum computer demonstrator by 2026. The chapter delves into the advancements in quantum computing with spin-cubits in semiconductors, highlighting the exponential growth in addressable information states and the ongoing debate on error correction mechanisms in achieving logical qubits.

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