'Free electron' diaporamas de présentation

AS Physics

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Basic Fundamentals of Solar Cell Semiconductor Physics for High School Level Physics

Basic Fundamentals of Solar Cell Semiconductor Physics for High School Level Physics. Review Topics. Wavelength and Frequency. Period (sec). amplitude. time. Frequency ( n ) = 1/Period [cycles/sec or Hertz] Wavelength ( l ) = length of one Period [meters]

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Quasi -free electron scattering from highly charged ions

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Resistance

Resistance. Resistance. This is a measure of a materials opposition to the flow of current through it. Unit: Ohms ( ?).

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Field Effect Transistors

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PH300 Modern Physics SP11

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X-ray Free Electron lasers

X-ray Free Electron lasers. Zhirong Huang. Lecture Outline. XFEL basics. XFEL projects and R&D areas Questions and Answers. Bright light sources from relativistic electrons. Synchrotron radiation. Undulator radiation. Electrons emit with random phase ? radiation intensity ? N

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Chapter 5: Electrical currents

Chapter 5: Electrical currents. What is electricity? http://www.ndt-ed.org/EducationResources/HighSchool/Electricity/electricityintro.htm. Electric Charge. Do you remember how ions form in chemistry?

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Quantum Dots in Photonic Structures

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Physical phenomena II

Physical phenomena II. Correction to Phys Phenom I slides Movement in electric fields Movement in thermal fields. Corrections to drag coeff. slide. For settling under gravity Regime Continuum C d Re p 2 = 4/3 d p 3 r f ( r p - r f ) g / m 2

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SEMICONDUCTORS

SEMICONDUCTORS. Optoelectronics. SEMICONDUCTORS. Light is a term used to identify electromagnetic radiation which is visible to the human eye. The light spectrum ranges from 300GHz to 300,000,000GHz and falls between RF and X-rays.

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The Future of Photon Science and Free-Electron Lasers Ingolf Lindau

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Solid State Physics 2

Solid State Physics 2. Section 10-3,4. Topics. Recap Free Electron Gas in Metals Quantum Theory of Conduction Heat Capacity of Electron Gas Summary. Recap. The number of particles (here electrons) with energy in the small interval E to E+dE is given by. E+dE E. where,.

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Introduction to Dental Materials

Introduction to Dental Materials. Three basic classes of materials : Metals Polymers Ceramics. Metals. At the atomic level , the atoms are bonded together by metallic bond. -metallic luster. -excellent electrical and thermal conductivity. -ability to be shaped (malleability).

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Jack Simons , Henry Eyring Scientist and Professor Chemistry Department University of Utah

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ELECTRON THEORY OF METALS

ELECTRON THEORY OF METALS. Introduction: The electron theory has been developed in three stages : Stage 1.:- The Classical Free Electron Theory :

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3D free electron gas 1

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How to Play: The sun tags the silicon (all wearing signs laminated on string)

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