Tags: Charge Transport

Online Presentations (41-60 of 85)

  1. ECE 656 Lecture 5: Modes and Transmission

    16 Sep 2011 | | Contributor(s):: Mark Lundstrom

    Outline:ModesTransmissionDiscussionSummary

  2. ECE 656 Lecture 7: Resistance - Ballistic to Diffusive

    16 Sep 2011 | | Contributor(s):: Mark Lundstrom

    Outline:Review2D ballistic resistors2D diffusive resistorsDiscussionSummary

  3. ECE 656 Lecture 4: General Model for Transport

    07 Sep 2011 | | Contributor(s):: Mark Lundstrom

    Outline:The modelNear-equilibrium transportDiscussionSummary

  4. ECE 656 Lecture 3: Density of States

    07 Sep 2011 | | Contributor(s):: Mark Lundstrom

    Outline:Density of statesExample: grapheneDiscussionSummary

  5. ECE 656 Lecture 2: Sums in k-Space/Integrals in Energy Space

    07 Sep 2011 | | Contributor(s):: Mark Lundstrom

    Outline:Density of states in k-spaceExampleWorking in energy spaceDiscussionSummary

  6. ECE 656 Lecture 1: Introduction to Carrier Transport

    26 Aug 2011 | | Contributor(s):: Mark Lundstrom

  7. OPV: Large Scale Ab Initio Simulation for Charge Transport in Disordered Organic Systems

    31 Jan 2011 | | Contributor(s):: Lin-Wang Wang

    This presentation was part of the "Organic Photovoltaics: Experiment and Theory" workshop at the 2010 Users' Meeting of the Molecular Foundry and the National Center for Electron Microscopy, both DOE-funded Research Centers at Lawrence Berkeley National Laboratory.

  8. ECE 656 Lecture 36: The Course in a Lecture

    14 Dec 2009 | | Contributor(s):: Mark Lundstrom

  9. ECE 656 Lecture 35: Ballistic Transport

    09 Dec 2009 | | Contributor(s):: Mark Lundstrom

    Outline:Schottky barriersTransport across a thin baseHigh-field collectors

  10. ECE 656 Lecture 34: Ensemble Effects in Non-Local Transport

    07 Dec 2009 | | Contributor(s):: Mark Lundstrom

    Outline:Review of velocity overshootSteady-state, spatial transientsHeterojunction launching rampsRepeated velocity overshootQuestions?

  11. ECE 656 Lecture 32: High-Field Transport

    01 Dec 2009 | | Contributor(s):: Mark Lundstrom

    Outline:Brief IntroductionCurrent EquationQualitative features of high field transportSaturated velocityElectron temperature modelSurvey of resultsQuick Summary

  12. ECE 656 Lecture 31: Monte Carlo Simulation

    01 Dec 2009 | | Contributor(s):: Mark Lundstrom

    Outline:IntroductionReview of carrier scatteringSimulating carrier trajectoriesFree flightCollisionUpdate after collisionPutting it all togetherSummary

  13. ECE 656 Lecture 30: Balance Equation Approach III

    01 Dec 2009 | | Contributor(s):: Mark Lundstrom

    OutlineCarrier Temperature and Heat FluxBalance equations in 3DHeterostructuresSummary

  14. ECE 656 Lecture 33: Non-Local Transport

    25 Nov 2009 | | Contributor(s):: Mark Lundstrom

    Outline:Review of high-field transportMC simulation of high-field transportVelocity overshootSummary

  15. ECE 656 Lecture 29: Balance Equation Approach II

    24 Nov 2009 | | Contributor(s):: Mark Lundstrom

    Outline:Quick reviewEnergy balance equationEnergy flux balance equationTerminating the hierarchySummary

  16. ECE 656 Lecture 28: Balance Equation Approach I

    13 Nov 2009 | | Contributor(s):: Mark Lundstrom

    Outline:IntroductionGeneral continuity equationCarrier continuity equationCurrent equationSummary

  17. ECE 656 Lecture 27: Scattering of Bloch Electrons

    13 Nov 2009 | | Contributor(s):: Mark Lundstrom

    Outline:Umklapp processesOverlap integralsADP Scattering in graphene

  18. ECE 656 Lecture 26: Mobility in 3D, 2D, and 1D

    13 Nov 2009 | | Contributor(s):: Mark Lundstrom

    The goal in this lecture is to examine one scattering mechanism (ADP scattering) in 3D, 2D, and 1D to see how the scattering rate changes with dimensionality. Then we’ll compare mobilities in 3D, 2D, and 1D.Outline:Review of ADP Scattering in 3DADP Scattering in 2D: MCAADP Scattering in 2D:...

  19. ECE 656 Lecture 25: Phonon Scattering III

    13 Nov 2009 | | Contributor(s):: Mark Lundstrom

    Outline:ReviewPOP and IV scatteringScattering in common semiconductorsElectron-electron scatteringSummary

  20. ECE 656 Lecture 24: Phonon Scattering II

    13 Nov 2009 | | Contributor(s):: Mark Lundstrom

    Outline:Review Energy-momentum conservationMathematical formulationExampleSummary