Explore quantum electron optics using quantum Hall edge states in this 37-minute lecture by Biswajit Karmakar from the International Centre for Theoretical Sciences. Delve into the fascinating intersection of condensed matter physics and quantum information as part of the "Condensed Matter Meets Quantum Information" program. Gain insights into how quantum Hall edge states can be utilized for quantum information processing and their potential for topological protection against local disorder and decoherence. Learn about the fundamental concepts of quantum Hall effects, chiral edge states, and fractional charges, and how they relate to quantum computation. Discover the exciting possibilities of using condensed matter systems as substrates for quantum information processing, and understand how concepts like entanglement, qubits, and unitary gates are implemented in these systems.