Lecture

HRTEM: Image Formation

Description

This lecture covers the principles of High Resolution Transmission Electron Microscopy (HRTEM), focusing on image formation through interference of transmitted and diffracted beams. Topics include contrast transfer function, Scherzer defocus, aberration correction, and the use of phase retrieval techniques. The lecture also discusses the impact of aberrations on image quality, the role of lenses in image formation, and the importance of spatial and temporal coherence in HRTEM.

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