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Atomic Structure
Atomic Structure

... speeds. Classical mechanics studies large particles going at relatively slow speeds. Since electrons are small particles going at high speeds the electron (and thus chemistry) can only be understood through the use of quantum mechanics. ...
Document
Document

... something like a continuum fluid: this is a very old metaphysical question. The today physical answer is: there are some discrete entities (energy-matters) and some continuous entities (spacetime). From a mathematical point of view there is a sort of equivalence when we assume that the discrete quan ...
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20071031110012301

Atom
Atom

... •Scientists found five quarks and hypothesized that a sixth quark existed. However, it took a team of nearly 450 scientists from around the world several years to find the sixth quark. •The tracks of the sixth quark were hard to detect because only about one billionth of a percent of the proton coll ...
atom - cloudfront.net
atom - cloudfront.net

Strong Nuclear Interaction
Strong Nuclear Interaction

Wave-particle_duality
Wave-particle_duality

... After the collision, the de Broglie wavelengths of the α-particle and the carbon nucleus are λf and λc respectively. Which of the following is a true statement related to the de Broglie wavelengths? ...
URL - StealthSkater
URL - StealthSkater

... does not have a habit of publishing rumors. So the finding must be taken very seriously. The finding is a problem of QED or to the standard view about what proton is. The Lamb shift is the effect distinguishing between the states hydrogen atom having otherwise the same energy but different angular m ...
Public information security in a post-quantum world
Public information security in a post-quantum world

... We find the per iod P in Step 2, and then we just continue with the rest of the algor ithm: Step 3: If / Then If per iod P is odd, go back to Step 1; Else, continue ...
Filling of Electronic States - usual filling sequence: 1s 2s
Filling of Electronic States - usual filling sequence: 1s 2s

Introduction to SiPMs
Introduction to SiPMs

... the GM-APD. Once triggered, the avalanche process is self-sustaining meaning that, without quenching, a steady current flows indefinitely in the device. With Rq, the avalanche process is quenched and the switch in the equivalent circuit of Fig. 3 opens again. The GM-APD enters now the recovery phas ...
Lecture 14: Computing Discrete Logarithms 1 Period finding
Lecture 14: Computing Discrete Logarithms 1 Period finding

What is LIGHT? Atomic Physics and
What is LIGHT? Atomic Physics and

... Light has a dual nature. At times, it behaves as a wave and at  times it behaves as a particle. It can never be both  simultaneously. This is the Wave­Particle Duality of Light. ...
Lecture 6
Lecture 6

Harmony of Scattering Amplitudes: From gauge theory
Harmony of Scattering Amplitudes: From gauge theory

Particle Identification in High Energy Physics
Particle Identification in High Energy Physics

Derivation of the Pauli Exclusion Principle
Derivation of the Pauli Exclusion Principle

... number l (i.e. the angular momentum quantum number), the magnetic quantum number m and the spin s. On the base of the spectrums of atoms, placed in magnetic field as well, follows that the quantum numbers take the values: n = 1, 2, 3, …. l = 0, 1, 2, …. n – 1 m = –l, …. +l s = ±1/2. The three first ...
Slide 1 - Southwest High School
Slide 1 - Southwest High School

Chapter 42
Chapter 42

A Quantum Information Processing Explanation of Disjunction Effects
A Quantum Information Processing Explanation of Disjunction Effects

... or compete with another business on some high tech venture. For example, this other business may have some technical skills that are needed for success. Suppose this decision also depends on whether the other business is trustworthy or untrustworthy. According to a quantum approach, prior to express ...
Error probability of digital signaling
Error probability of digital signaling

... (ICI) is introduced due to a loss of sub-channel orthogonality ■ At low ~ , additive noise dominates the γb performance so that the extra noise due to ICI has little effect. However, ICI dominates the performance and causes an error floor at large . ...
Appendix
Appendix

Luttinger-Liquid Behavior in Tunneling through a Quantum Dot at Zero... Paula Rojt, Yigal Meir, and Assa Auerbach
Luttinger-Liquid Behavior in Tunneling through a Quantum Dot at Zero... Paula Rojt, Yigal Meir, and Assa Auerbach

... Non-Fermi liquid systems — electronic systems whose elementary excitations cannot be described by electrons — have always fascinated physicists due to their unusual properties (such as superconductivity and magnetism). Luttinger liquid (LL), describing interacting electrons in one dimension, is one ...
SPACE-TIME , GAUGE-GRAVITY AND STRING
SPACE-TIME , GAUGE-GRAVITY AND STRING

... • The elements in Einstein’s synthesis were space and time. • The surprising synthesis emerging from String theory in the last decade or so involves two other familiar elements of our experience : Light and Gravity. ...
On realism and quantum mechanics
On realism and quantum mechanics

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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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