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Explore the fundamentals of fermionic strings in this comprehensive lecture from the String Theory 2 course (PHY453.5) delivered by Ashoke Sen at the International Centre for Theoretical Sciences. This 1 hour 49 minute session delves into advanced topics in supersymmetric string theories, including Free Heterotic String, Free Type II and Type I Superstring theories, interactions, picture changing operators, and amplitude computations. Part of a series scheduled on Tuesdays and Thursdays throughout 2025, this lecture builds upon prerequisites in Quantum Field Theory, General Relativity, and String Theory 1. Gain valuable knowledge in computing the spectrum and interactions in supersymmetric string theories through this in-depth theoretical physics exploration.
