Introduction to Quantum Technologies

Learning Outcomes

Knowledge and Understanding

Having successfully completed this module, you will be able to demonstrate knowledge and understanding of:

• Overview of key materials used in quantum technologies
• Fundamental understanding of Quantum Physics
• Current state technology of qubit implementation
• Engineering quantum devices and challenges

Subject Specific Intellectual and Research Skills

Having successfully completed this module you will be able to:

• Implementation of quantum cryptography systems in wide networks
• Quantum device design specification and requirements

Engineering practice

Having successfully completed this module you will be able to:

• Leading companies and approaches to implementing quantum computing, quantum communications and quantum sensor devices.

Transferable and Generic Skills

Having successfully completed this module you will be able to:

• Conceiving ideas, design and writing on topics in quantum technologies

•Fundamentals of quantum mechanics - Particle in a box - Schrodinger equation - Brak-ket notation •Introduction to Quantum Information and Computation - Qubits: Representation on Bloch spheres. - Superposition and entanglement. - Measurement and state collapse. - Comparison with classical computation. •Engineering Implementation of Qubits - Photonic Qubits - Superconducting Qubits - Ion trap Qubits - Neutral atoms - Nitrogen vacancies in Dimond - Other implementations of qubits •Quantum Entanglement: - State space of two qubits - Entangled states and Bell’s inequality; - Quantum Teleportation; - Polarization entangled photons & implementations; - Quantification of pure state entanglement and discussion of mixed state entanglement. •Quantum Cryptography: - Discrete variable quantum cryptography - The BB84 quantum key distribution protocol; Decoy state and COW, E92, E91 - modern protocols for quantum communications: measurement device independent, device independent and twin field quantum key distribution - Continuous variable quantum cryptography - Elementary discussion of security; Quantum no-cloning - Entanglement based cryptography •Quantum networks - existing experimental quantum networks, satellite quantum networks, and properties •Quantum materials - Single photon source - Sing photon detectors - Single electron transistors

Lectures, demonstrations, tutorial sessions and coursework

Summative

This is how we’ll formally assess what you have learned in this module.