To resolve an object in an electron microscope, the wavelength of the electrons must be close to the diameter of the object. What kinetic energy, ?k�k , must the electrons have in order to resolve a protein molecule that is 4.30 nm4.30 nm in diameter? Take the mass of an electron to be 9.11×10−31 kg9.11×10−31 kg .

To resolve an object in an electron microscope, the wavelength of the electrons must be close to the diameter of the object. What kinetic energy, ?k�k , must the electrons have in order to resolve a protein molecule that is 4.30 nm4.30 nm in diameter? Take the mass of an electron to be 9.11×10−31 kg9.11×10−31 kg .

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter28: Quantum Physics

Section: Chapter Questions

Problem 25P

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