Concept

Two-state quantum system

Related lectures (32)

Covers the basics of two-level systems, including states, operators, and the Bloch Sphere.

Quantum Sensing: Rotations and Coherent States

Explores quantum sensing, rotations, and coherent states in the context of two-level systems, the Bloch Sphere, and Rabi oscillations.

Bloch sphere representation and Larmor precession

Covers the Bloch sphere representation and Larmor precession in spin 1/2 systems.

Harmonic Oscillators: Definitions and Dynamics

Covers the definitions and dynamics of harmonic oscillators, including ladder operators and coherent states.

Quantum Principles

Covers the fundamental principles of quantum computing and unitary evolution in quantum systems.

Quantum Information: Bloch Sphere and Gates

Covers the basics of quantum information, including the Bloch sphere representation and quantum gates.

Quantum Measurements

Explores quantum measurements, including POVMS and general projections, and their applications in quantum computing.

Materials challenges in qubits

Explores qubit design, errors, decoherence sources, and material challenges in improving qubit performance.

Von Neumann Entropy: Mixed State and Density Matrix

Explores Von Neumann Entropy in mixed states and density matrices, including quantum bits and entangled systems.

Density Matrix: Recap and Bloch 'Ball'

Covers the concept of density matrix and its properties, focusing on statistical mixtures and measurements.

Quantum Physics II: Operator or Density Matrix

Explores operator or matrix density in quantum physics, discussing system evolution and interactions with the environment.

Superconducting Qubits: Circuit QED Technology

Explores superconducting qubits and circuit quantum electrodynamics technology, discussing relaxation, dephasing, environmental noise, and material defects.

Quantum Computation: Basics and Harmonic Oscillator

Covers the basics of quantum computation, including qubits, Bloch sphere encoding, and harmonic oscillators in quantum systems.

Density Operator: Matrix to the System State

Explores density operator matrix transformation in quantum physics and the implications of measuring the system, leading to state collapse.

Dynamics of Spin in Time-Dependent Magnetic Field

Covers the dynamics of spin in a time-dependent magnetic field, focusing on the Hamiltonian generating the dynamics.

Topological matter and its exploration

Explores topological matter using quantum gases, covering the SSH and Rice-Mele models, adiabatic pump, and Berry curvature measurement.

Quantum Computing: Fundamentals and Applications

Covers the fundamentals of quantum computing, including qubit realization, scalable quantum computers, quantum communication, and quantum algorithms.

Quantum Bits: Axioms and Examples

Explores quantum bits, axioms, examples, Shor algorithm, measurements, Hilbert space, and dynamics.

Quantum Simulation with Cold Atoms

Covers the principles of quantum simulation with cold atoms, including optical dipole potentials and Feshbach resonances.

Quantum memories: basics and applications

Explores quantum memories, including photon echoes, AFC quantum memory, and spin-wave storage, covering coherent light-matter interactions and optical data storage challenges.