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Teacher text
Teacher text

... quantum waves, i.e.: the particle cannot reach certain position, because it can reach that position in different ways. The reduction of the wave-packet demonstrates in a very conclusive way that quantum particles are not only waves; they also have a particle-aspect. When the position of a quantum-ob ...
CHAPTER 5
CHAPTER 5

What is Light?
What is Light?

Department of Physical Sciences (Physics)
Department of Physical Sciences (Physics)

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Atomic Physics

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Quantum Polarization

... 6) Light passes through two slits that are close together and then hits a screen. What will you see? A) B) C) Explain: ...
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What the Bleep Do We Know

Diffusion quantum Monte Carlo
Diffusion quantum Monte Carlo

... • The variance of EL(X) approaches zero as Ψ approaches the ground state wavefunction Ψ0. σE2 = -2 ≈ -2 = 0 ...
Bohr Quantum Model of the Atom
Bohr Quantum Model of the Atom

Lecture 1-3 - UD Physics
Lecture 1-3 - UD Physics

... does not give the whole story and we need additional information (hidden variables) to provide a complete description of the particle. Answer #2. The orthodox position. The particle was not really anywhere. It was an act of measurement that forced particle to "take a stand". We still have no idea wh ...
3. The Experimental Basis of Quantum Theory
3. The Experimental Basis of Quantum Theory

... It approaches the data at longer wavelengths, but it deviates badly at short wavelengths. This problem for small wavelengths became known as the ultraviolet catastrophe and was one of the outstanding exceptions that classical physics could not explain. ...
Adventures with Superstrings
Adventures with Superstrings

Chapt. 5: Quantum Theory of the Hydrogen Atom
Chapt. 5: Quantum Theory of the Hydrogen Atom

... With some rearranging, the Balmer equation looks like this: ν = 3.29 x 1015 s-1 (1/22 - 1/n2) -This is the equation we just derived, but with nf fixed at a value of 2 -So, the Bohr model also accurately predicts the frequencies of the Balmer Series emission lines -BUT, it also predicts other emissio ...
13 ELECTRONS IN ATOMS
13 ELECTRONS IN ATOMS

... 10. Principal energy levels are assigned values in order of ______________________ energy: n  1, 2, 3, 4, and so forth. 11. In the quantum mechanical model the regions where electrons are likely ...
Deflection with electric and magnetic fields
Deflection with electric and magnetic fields

... In one form of mass spectrometer, charged ions in the beam fan out, moving in the paths shown in the diagram. Parts of the paths include a magnetic field whose direction is perpendicular to the plane of the paper. ...
Line Spectra and the Bohr Model
Line Spectra and the Bohr Model

... Line Spectra and the Bohr Model Limitations of the Bohr Model • Can only explain the line spectrum of hydrogen adequately. • Can only work for (at least) one electron atoms. • Cannot explain multi-lines with each color. • Electrons are not completely described as small particles. • Electrons can ha ...
Deflection with electric and magnetic fields
Deflection with electric and magnetic fields

... In one form of mass spectrometer, charged ions in the beam fan out, moving in the paths shown in the diagram. Parts of the paths include a magnetic field whose direction is perpendicular to the plane of the paper. ...
TAP 413-3: Deflection with electric and magnetic fields
TAP 413-3: Deflection with electric and magnetic fields

27-3 A Photoelectric Effect Example
27-3 A Photoelectric Effect Example

One-entangled-evening-JP
One-entangled-evening-JP

lecture 11 (zipped power point)
lecture 11 (zipped power point)

Lecture notes lecture 13 (quantum physics)
Lecture notes lecture 13 (quantum physics)

... (The model of an atom that you were taught in high-school is a approximation). The electrons don't orbit like planets; they form blurred clouds of probabilities around the nucleus. Protons and neutrons? They're each made of three quarks, each with its own 'flavor' and one of three 'colors'. Lets not ...
SAND Quantum Theory of What
SAND Quantum Theory of What

Violation of the Schiff theorem for unstable atomic - Plasma-Gate
Violation of the Schiff theorem for unstable atomic - Plasma-Gate

quantum numbers - misshoughton.net
quantum numbers - misshoughton.net

... electrons for an atom or ion  In fig.2 on p. 187, as atoms become larger & the main energy levels come closer, some sublevels may overlap  Generally the sublevels for a particular value of n, increase in energy in the order of s
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Quantum electrodynamics



In particle physics, quantum electrodynamics (QED) is the relativistic quantum field theory of electrodynamics. In essence, it describes how light and matter interact and is the first theory where full agreement between quantum mechanics and special relativity is achieved. QED mathematically describes all phenomena involving electrically charged particles interacting by means of exchange of photons and represents the quantum counterpart of classical electromagnetism giving a complete account of matter and light interaction.In technical terms, QED can be described as a perturbation theory of the electromagnetic quantum vacuum. Richard Feynman called it ""the jewel of physics"" for its extremely accurate predictions of quantities like the anomalous magnetic moment of the electron and the Lamb shift of the energy levels of hydrogen.
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