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Building a Qubit
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Classroom Contents
Quantum Computation and Information Security
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- 1 Intro
- 2 Secure Communication
- 3 RSA encryption Ron Rivest, Adi Shamir, and Leonard Adleman - Choose two prime numbers and multiply
- 4 How hard is factoring?
- 5 Thought experiment: Schrodinger's Cat
- 6 1 hour later, the cat is 50% dead
- 7 50% alive, 50% dead
- 8 Introducing the quantum bit (qubit)
- 9 A Qubit is in a complex state, with infinite possibilities
- 10 Building a Qubit
- 11 Aside on cryptography • Alice and Bob want to communicate
- 12 Polarizing Light
- 13 Represent Bits as Polarized Light
- 14 Measuring Photons
- 15 Quantum Key Distribution
- 16 What about eavesdropping?
- 17 Key Validation
- 18 Classical computers can be built from NAND gates only
- 19 Quantum Computers can be built from CNOT gates and single-qubit operators
- 20 Experimental demonstration of 2 qubits
- 21 Factoring N=15: Construct a function
- 22 Factoring N=15: Find the period
- 23 Factoring N=15: Apply QFT
- 24 Factor 15: Find the factors
- 25 How fast is Shor's algorithm?
- 26 Summary
