
Low Temperature Enhancement of the Thermoelectric Seebeck Coefficient in Semiconductor Nanoribbons
09 Nov 2016  Online Presentations  Contributor(s): Kommini Adithya, Zlatan Aksamija
IWCE 2015 Presentation. We propose a novel approach to achieving a narrow windowshaped TDF through a combination of a steplike 2dimensional densityofstates (DOS) and inelastic optical phonon...
http://nanohub.org/resources/25139

Practice Your Scales!
Thermal and Energy Nanomaterials for Fast Processes
17 Aug 2016  Online Presentations  Contributor(s): Timothy S Fisher
NCN Undergraduate Research Experience Program  2016
http://nanohub.org/resources/24820

PHYS 620 Lecture 8: Phonons
12 Apr 2013  Online Presentations  Contributor(s): Roberto Merlin
http://nanohub.org/resources/16827

ECE 656 Lecture 26: Phonon Scattering III
22 Nov 2011  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Review
Example
POP and IV scattering
Scattering in common semiconductors
Electronelectron scattering
Summary
http://nanohub.org/resources/12457

ECE 656 Lecture 25: Phonon Scattering II
22 Nov 2011  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Review
phonons
electronphonon coupling
Energymomentum conservation
Mathematical formulation
Example
Summary
http://nanohub.org/resources/12456

ECE 656 Lecture 24: Phonon Scattering I
09 Nov 2011  Online Presentations  Contributor(s): Mark Lundstrom
This lecture should be viewed in the 2009 teaching ECE 656 Lecture 23: Phonon Scattering I
http://nanohub.org/resources/12455

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.
http://nanohub.org/resources/11869

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 designed...
http://nanohub.org/resources/11840

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...
http://nanohub.org/resources/11801

Tutorial 2: A BottomUp View of Heat Transfer in Nanomaterials
23 Mar 2011  Online Presentations  Contributor(s): Timothy S Fisher
This lecture provides a theoretical development of the transport of thermal energy by conduction in nanomaterials. The physical nature of energy transport by two carriers—electrons and...
http://nanohub.org/resources/11029

Limits of Thermal Processes and their Implications on Efficient Energy Utilization
27 Oct 2010  Online Presentations  Contributor(s): Arunava Majumdar
About 90 percent of the world’s energy use involves thermal processes – thermal engines to generate mechanical power; heating and cooling in buildings; heating involved in manufacturing of steel,...
http://nanohub.org/resources/9898

Thermoelectric effects in semiconductor nanostructures: Role of electron and lattice properties
06 Oct 2010  Online Presentations  Contributor(s): Abhijeet Paul, Gerhard Klimeck
This presentation covers some aspects of present development in the field of thermoelectricity and focuses particularly on the silicon nanowires as potential thermoelectric materials. The...
http://nanohub.org/resources/9787

Tutorial 3a: Materials Simulation by FirstPrinciples Density Functional Theory I
14 Sep 2010  Online Presentations  Contributor(s): Umesh V. Waghmare
This lecture provides an introduction to firstprinciples density functional theory based methods for simulation of materials, with a focus on determination of interatomic force constants and...
http://nanohub.org/resources/9683

Ripples and Warping of Graphene: A Theoretical Study
08 Jun 2010  Online Presentations  Contributor(s): Umesh V. Waghmare
We use firstprinciples density functional theory based analysis to understand formation of ripples in graphene and related 2D materials. For an infinite graphene, we show that ripples are linked...
http://nanohub.org/resources/9010

ECE 656 Lecture 25: Phonon Scattering III
13 Nov 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Review
POP and IV scattering
Scattering in common semiconductors
Electronelectron scattering
Summary
http://nanohub.org/resources/7813

ECE 656 Lecture 24: Phonon Scattering II
13 Nov 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Review
Energymomentum conservation
Mathematical formulation
Example
Summary
http://nanohub.org/resources/7806

ECE 656 Lecture 23: Phonon Scattering I
10 Nov 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
About phonons
Electronphonon coupling
Energymomentum conservation
Summary
http://nanohub.org/resources/7780

Illinois ECE 598EP Lecture 8  Hot Chips: Thermal Conductivity of Solids
24 Jun 2009  Online Presentations  Contributor(s): Eric Pop, Omar N Sobh
Thermal Conductivity of Solids
Topics:
Kinetic Theory of Energy Transport
Simple Kinetic Theory Assumptions
Phonon MFP and Scattering Time
Silicon Film Thermal Conductivity
Silicon...
http://nanohub.org/resources/6985

Is dual gate device structure better from a thermal perspective?
02 Sep 2008  Online Presentations  Contributor(s): Dragica Vasileska, Stephen M. Goodnick
This presentation illustrates several points. First, it is shown that in nanoscale devices there is less degradation due to heating effects due to nonstationary nature of the carrier transport...
http://nanohub.org/resources/5350