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Spin Transport and Topological Insulators I
29 Aug 2011 | Online Presentations | Contributor(s): Supriyo Datta
A major development of the last two decades, the physical and conceptual integration of what used to be two distinct unrelated fields, namely spintronics and magnetics.
https://nanohub.org/resources/11898
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ECE 656 Lecture 1: Introduction to Carrier Transport
26 Aug 2011 | Online Presentations | Contributor(s): Mark Lundstrom
https://nanohub.org/resources/11928
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Spin Transport and Topological Insulators II
19 Aug 2011 | Online Presentations | Contributor(s): Supriyo Datta
A major development of the last two decades, the physical and conceptual integration of what used to be two distinct unrelated fields, namely spintronics and magnetics.
https://nanohub.org/resources/11899
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Lecture 10: Case study-Near-equilibrium Transport in Graphene
19 Aug 2011 | Online Presentations | Contributor(s): Mark Lundstrom
Near-equilibrium transport in graphene as an example of how to apply the concepts in lectures 1-8.
https://nanohub.org/resources/11873
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Solar Cells Lecture 1: Introduction to Photovoltaics
19 Aug 2011 | Online Presentations | Contributor(s): Mark Lundstrom
An introduction to solar cells covering the basics of PN junctions, optical absorption, and IV characteristics. Key technology options and economic considers are briefly presented.
https://nanohub.org/resources/11875
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Solar Cells Lecture 2: Physics of Crystalline Solar Cells
19 Aug 2011 | Online Presentations | Contributor(s): Mark Lundstrom
Solar cell performance is determined by generation and recombination of electron-hole pairs. This tutorial focussing on recombination losses in crystalline silicon solar cells under short-circuit …
https://nanohub.org/resources/11890
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Lecture 7: The Boltzmann Transport Equation
17 Aug 2011 | Online Presentations | Contributor(s): Mark Lundstrom
Semi-classical carrier transport is traditionally described by the Boltzmann Transport Equation (BTE). In this lecture, we present the BTE, show how it is solved, and relate it to the Landauer …
https://nanohub.org/resources/11861
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Lecture 9: Introduction to Phonon Transport
17 Aug 2011 | Online Presentations | Contributor(s): Mark Lundstrom
This lecture is an introduction to phonon transport. Key similarities and differences between electron and phonon transport are discussed.
https://nanohub.org/resources/11869
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How to Make High Quality Plots in MATLAB
17 Aug 2011 | Online Presentations | Contributor(s): Mehdi Salmani Jelodar
This presentation is a tutorial for plotting higher quality figures by Matlab. Basic elements of plots are introduced and the way to manipulate these elements by coding is explained. Tow methods for …
https://nanohub.org/resources/11782
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Lecture 5: Thermoelectric Effects - Mathematics
16 Aug 2011 | Online Presentations | Contributor(s): Mark Lundstrom
Beginning with the general model for transport, we mathematically derive expressions for the four thermoelectric transport coefficients: (i) Electrical conductivity, (ii) Seebeck coefficient (or …
https://nanohub.org/resources/11851
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Lecture 6: An Introduction to Scattering
16 Aug 2011 | Online Presentations | Contributor(s): Mark Lundstrom
In this lecture, we show how the mean-free-path (mfp) is related to the time between scattering events and briefly discuss how the scattering time is related to underlying physical processes.
https://nanohub.org/resources/11856
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Lecture 8: Measurements
16 Aug 2011 | Online Presentations | Contributor(s): Mark Lundstrom
A brief introduction to commonly-used techniques, such as van der Pauw and Hall effect measurements.
https://nanohub.org/resources/11862
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Tutorial 2: Thermal Transport Across Interfaces - Electrons
16 Aug 2011 | Online Presentations | Contributor(s): Timothy S Fisher
Outline: Thermal boundary resistance Electronic transport Real interfaces and measurements Carbon nanotube interfaces “Electronics from the Bottom Up” is an educational initiative …
https://nanohub.org/resources/11840
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A Physical Model for Non-Ohmic Shunt Conduction and Metastability in Amorphous Silicon Solar Cells
16 Aug 2011 | Online Presentations | Contributor(s): Sourabh Dongaonkar, Souvik Mahapatra, Karthik Yogendra, Muhammad Alam
In this talk we develop a coherent physics based understanding of the shunt leakage problem in a-Si:H cells, and discuss its implications on cell and module level. Sourabh Dongaonkar is with School …
https://nanohub.org/resources/11841
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Tutorial 1: Thermal Transport Across Interfaces - Phonons
15 Aug 2011 | Online Presentations | Contributor(s): Timothy S Fisher
Outline: Lattice vibrations and phonons The vibrating string Interfaces between dissimilar strings: acoustic mismatch Discrete masses and the vibrational eigenspectrum General thermal …
https://nanohub.org/resources/11801
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Lecture 2: General Model for Transport
28 Jul 2011 | Online Presentations | Contributor(s): Mark Lundstrom
Datta's model of a nanodevice is introduced as a general way of describing nanodevices as well, as bulk metals and semiconductors.
https://nanohub.org/resources/11745
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Lecture 3: Resistance-Ballistic to Diffusive
28 Jul 2011 | Online Presentations | Contributor(s): Mark Lundstrom
The resistance of a ballistic conductor and concepts, such as the quantum contact resistance, are introduced and discussed. The results are then generalized to treat transport all the way from …
https://nanohub.org/resources/11746
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Lecture 4: Thermoelectric Effects-Physical Approach
28 Jul 2011 | Online Presentations | Contributor(s): Mark Lundstrom
The effect of temperature gradients on current flow and how electrical currents produce heat currents are discussed.
https://nanohub.org/resources/11747
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Application of the nanoHUB tools in the Classroom
28 Jul 2011 | Online Presentations | Contributor(s): Dragica Vasileska
This online presentation describes the application of the nanoHUB tools in the classroom.
https://nanohub.org/resources/11735
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Lessons from Nanoelectronics
20 Jul 2011 | Online Presentations | Contributor(s): Supriyo Datta
Everyone is familiar with the amazing performance of a modern laptop, powered by a billion-plus nanotransistors, each having an active region that is barely a few hundred atoms long. What is …
https://nanohub.org/resources/11700