Swiss Physicists Create the First Fully Mechanical Qubits | Current Affairs | Vision IAS
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    Swiss Physicists Create the First Fully Mechanical Qubits

    Posted 18 Nov 2024

    2 min read

    Mechanical qubits can address the issues of quantum error and shorter lifetime in virtual qubits (those made using electromagnetics) that hinder realising the potential of Quantum Computers.

    • Qubits (Quantum bits), used by quantum computers used to encode data, exhibit high sensitivity and may cause calculation errors referred as quantum errors. 
      • Traditional computers use bits (either o or 1) for information storage.
    • This quantum error may worsen as the size of quantum computers increases.

    About Quantum Computers

    • Based on Quantum Mechanics: Quantum mechanics describe how subatomic particles behave differently from macrolevel physics. 
      • Quantum mechanics explains how extremely small objects simultaneously have the characteristics of both particlesand waves (a disturbance or variation that transfers energy). Physicists call this the “wave-particle duality.”
    • Utilises two key principles of quantum physics:
      • Superposition: Each qubit can represent both 1 and 0 simultaneously.
      • Entanglement (i.e., correlation of qubits): Qubits in a superposition can be correlated with each other; i.e., the state of one (whether it is a 1 or a 0) can depend on the state of another.

    Initiatives for promoting Quantum Computing in India

    • National Quantum Mission (2023): To establish India as a global quantum leader. 
    • Quantum Enabled Science & Technology (QuEST): A research program to build quantum capabilities.
    • MeitY Quantum Computing Applications Lab (QCAL): For providing access to quantum computers, tools, and resources to researchers and developers.
    • Quantum Computer Simulator (QSim) Toolkit:  provide a platform for researchers to explore quantum computers that are difficult to obtain.
    • Quantum-backed Green Hydrogen production technology developed at BHU, Varanasi.
    • Tags :
    • National Quantum Mission
    • Mechanical Qubit
    • Quantum Computing
    • QuEST
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