'Charge neutrality' diaporamas de présentation

MSE 630 Introduction to Solid State Physics Topics: Structure of Crystals

MSE 630 Introduction to Solid State Physics Topics: Structure of Crystals classification of lattices reciprocal lattices bonding in crystals Vibrations and Waves in Crystals - Phonons Electrons in Crystals free electrons in metals electrons in periodic potentials semiconductors.

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The Space Environment II: Characteristics of the Plasma and Radiation Environments

The Space Environment II: Characteristics of the Plasma and Radiation Environments. Dr. Andrew Ketsdever MAE 5595 Lesson 5. Plasma Environment. Magnetosphere Geomagnetic field around Earth Interacts with solar wind Deflects most of the plasma flow Ring Current

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Semiconductor Device Modeling and Characterization EE5342, Lecture 5-Spring 2003

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Charge transport in molecular devices

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Chapter 3: Structures of Metals & Ceramics

Chapter 3: Structures of Metals & Ceramics. Structures. The properties of some materials are directly related to their crystal structures. Significant property differences exist between crystalline and noncrystalline materials having the same composition. Energy and Packing. Energy.

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Bruce Mayer, PE Licensed Electrical & Mechanical Engineer BMayer@ChabotCollege

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ME 381R Fall 2003 Micro-Nano Scale Thermal-Fluid Science and Technology Lecture 12: Semiconductors

ME 381R Fall 2003 Micro-Nano Scale Thermal-Fluid Science and Technology Lecture 12: Semiconductors. Dr. Li Shi Department of Mechanical Engineering The University of Texas at Austin Austin, TX 78712 www.me.utexas.edu/~lishi lishi@mail.utexas.edu. Semiconductors. X (real space).

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Plasma Astrophysics Chapter 1: Basic Concepts of Plasma

Plasma Astrophysics Chapter 1: Basic Concepts of Plasma. Yosuke Mizuno Institute of Astronomy National Tsing-Hua University. What is a Plasma?. A plasma is a quasi-neutral gas consisting of positive and negative charged particles (usually ions & electrons)

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Controlling ac transport in carbon-based Fabry -Perot devices

Controlling ac transport in carbon-based Fabry -Perot devices . Claudia Gomes da Rocha University of Jyvaskyla, Finland Dresden University of Technology, Germany. Jyvaskyla, 28 August 2012. 1. Outline. System: graphene nanoribbon devices AC driven devices Theoretical model

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D.S.H. Charrier

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EE 4345 - Semiconductor Electronics Design Project Spring 2002 - Lecture 03

EE 4345 - Semiconductor Electronics Design Project Spring 2002 - Lecture 03. Professor Ronald L. Carter ronc@uta.edu http://www.uta.edu/ronc/. O. O. O. O. O. O. +. +. +. -. -. -. Induced E-field in the D.R. E x. N-contact. p-contact. p-type CNR. n-type chg neutral reg.

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EE 4345 - Semiconductor Electronics Design Project Spring 2002 - Lecture 02

EE 4345 - Semiconductor Electronics Design Project Spring 2002 - Lecture 02. Professor Ronald L. Carter ronc@uta.edu http://www.uta.edu/ronc/. Law of Mass Action. n o p o = n i 2 n i 2 = N c N v exp(E g /kT) = 1E10/cm 3 N c = 2.8E19/cm3, N v = 1.04E19/cm3 and n i = 1E10/cm3.

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The Single Flavor Color Superconductivity in a Magnetic Field

The Single Flavor Color Superconductivity in a Magnetic Field. Bo Feng De-fu Hou Hai-cang Ren Ping-ping Wu Institute of particle physics ,CCNU. Phys. Rev. Lett. 105, 042001 (2010). Motivation to study single flavor CSC Ground state for single flavor CSC

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Chapter 2-4. Equilibrium carrier concentrations

Chapter 2-4. Equilibrium carrier concentrations. Equilibrium electron concentration is given by:. Equilibrium hole concentration is given by:. This integral cannot be solved in closed form, but we can make some approximations to get a closed-form solution. Approximate solutions.

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Lecture 18 Electrolyte Solutions - Debye-Huckel Theory

Lecture 18 Electrolyte Solutions - Debye-Huckel Theory. Charge neutrality Electrostatics effects Charge distribution Activity coefficient Thermodynamics functions. Charge neutrality. When ionic material dissociates in the solvent, it has to stay charge neutral

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ECE 340 Lectures 12-15 Optical Absorption; Recombination; Quasi-Fermi levels

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PN Junction Information 3 and 5 March 2014

PN Junction Information 3 and 5 March 2014. Charge distribution in the depletion region. E-field in the depletion region. Electric potential in the depletion region. In the p-region. In the p-region. (due to charge neutrality or E-field continuity). In the n-region. In the n-region. 1.

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