Photons can have momentum AND wavelength. So can electrons!
00:00 Both properties of particle and wave?
1:57 Properties of particles (momentum & position)
03:47 Properties of Waves (wavelength & diffraction)
08:23 Electron Diffraction Experiment
12:10 Observations of diffraction rings
14:51 DeBroglie's Wavelength Equation
17:38 Effects of accelerating potential on wavelength
21:50 Exploring the Electron Microscope
32:22 Electron in Orbits - stationary waves?!
34:07 Recap
SIMULATIONS
Electron Diffraction Tube (phet.colorado.edu/en/simulati...)
Bohr Model of Atom (www.walter-fendt.de/html5/phe...)
Mind-Blowing Visuals of Wave-Particle Duality:
Double-Slit Interference ( • Wave Particle Duality )
Atom Orbitals ( • atoms, orbitals and pe... )
Tunnelling Microscope ( • quantum tunnel effect ... )
#A2quantumPhysics Playlist:
• Ch22 Quantum Physics |...
Practice Past Year Questions
*starred Q's are in example videos
MJ11 P42 Q7 (pg18) λ-Momentum Basics
MJ11 P42 Q7c (pg22) Plan Diffraction Experimnt
ON12 P43 Q7 (pg22) Electron Wavelength*
ON13 P41 Q7 (pg23) Diffraction Rings Ratios
MJ14 P42 Q8 (pg9) Force of Photons*
ON14 P43 Q8 (pg10) Photon Momentum and Pressure
MJ15 P41 Q8 (pg11) Electron Scattering*
MJ15 P42 Q6 (pg12) Photon-Electron Collision
MJ17 P42 Q11 (pg24) Crystal Diffraction[!]
ON17 P41 Q11 (pg17) Indium Nucleus Recoil
MJ19 P41 Q11 (pg19) Work Function Emission Force
MJ19 P42 Q11 (pg20) Cobalt Nucleus Recoil
MJ20 P41 Q11 (pg24) Positron & Electrons*
MJ20 P42 Q11b (pg23) Accelerating Potential
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Негізгі бет 22.2a Wave Particle Duality (DeBroglie's Wavelength) | Α2 Quantum Physics | CAIE A Level Physics
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