
Radiative Heat Transfer at the Nanoscale
12 Dec 2016   Contributor(s):: Pramod Reddy
In this talk, I will describe ongoing efforts in our group to experimentally elucidate nanoscale heat radiation. Specifically, I will present our recent experimental work where we have addressed the following questions: 1) Can existing theories accurately describe radiative heat transfer in...

Heat Under the Microscope:
Uncovering the Microscopic Processes that Govern
Thermal Transport
04 Oct 2016   Contributor(s):: Austin Minnich
n this talk, I will describe our efforts to uncover the microscopic processes that govern thermal transport by phonons. In particular, I will describe how our advances in computation and experiment have enabled the first direct measurements of thermal phonon transmission coefficients at solid...

Practice Your Scales!
Thermal and Energy Nanomaterials for Fast Processes
17 Aug 2016   Contributor(s):: Timothy S Fisher

E304 L7.2.2: Nanoscale Heat Transfer  Application: Thermoelectric Generators
06 May 2016   Contributor(s):: Mehmet Cevdet Ozturk

Thermal Conductivity of IIIV Semiconductor Superlattices
25 Jan 2016   Contributor(s):: Song Mei, Zlatan Aksamija, Irena Knezevic
IWCE 2015 presentation. An InGaAs/InAlAs superlattice (SL) on an InP substrate is the mainstream material system for mid IR quantum cascade lasers (QCL). The thermal conductivity tensor of SLs is critical for energyefficient performance of QCLs; understanding the relative importance of...

Thermoreflectance Imaging, Copper Via Reliability and Non Local Thermal Transport
05 Mar 2015   Contributor(s):: Ali Shakouri

ECE 595E Lecture 18: FEM for Thermal Transport
01 Mar 2013   Contributor(s):: Peter Bermel
Outline:Recap from MondayThermal transfer overviewConvectionConductionRadiative transfer

Lecture 9: Introduction to Phonon Transport
17 Aug 2011   Contributor(s):: Mark Lundstrom
This lecture is an introduction to phonon transport. Key similarities and differences between electron and phonon transport are discussed.

Lecture 5: Thermoelectric Effects  Mathematics
16 Aug 2011   Contributor(s):: Mark Lundstrom
Beginning with the general model for transport, we mathematically deriveexpressions for the four thermoelectric transport coefficients:(i) Electrical conductivity,(ii) Seebeck coefficient (or "thermopower"),(iii) Peltier coefficient,(iv) Electronic heat conductivity.

Tutorial 2: Thermal Transport Across Interfaces  Electrons
16 Aug 2011   Contributor(s):: Timothy S Fisher
Outline:Thermal boundary resistanceElectronic transportReal interfaces and measurementsCarbon nanotube interfaces

Tutorial 1: Thermal Transport Across Interfaces  Phonons
15 Aug 2011   Contributor(s):: Timothy S Fisher
Outline:Lattice vibrations and phononsThe vibrating stringInterfaces between dissimilar strings: acousticmismatchDiscrete masses and the vibrational eigenspectrumGeneral thermal transport theory

Lecture 4: Thermoelectric EffectsPhysical Approach
28 Jul 2011   Contributor(s):: Mark Lundstrom
The effect of temperature gradients on current flow and how electrical currents produce heat currents are discussed.

Tutorial 2: A BottomUp View of Heat Transfer in Nanomaterials
23 Mar 2011   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 phononswill be explored from basic principles using a common Landauer framework. Issues including the quantum...

Thermal Transport in Nanostructured Materials: Working to Improve Efficiency in the Field of Thermoelectrics
08 Jul 2010   Contributor(s):: Suzanne Singer
This talk discusses the performance of nanostructured thin films as a potentialmaterial for thermoelectric energy conversion applications, as well as thematerial composition variations that can provide guidelines for finding lowvalues of thermal conductivity.

Research Within Vasileska Group
29 Jun 2010   Contributor(s):: Dragica Vasileska
This presentation outlines recent progress in reseach within Vasileska group in the area of random telegraph noise and thermal modeling, and modeling of GaN HEMTs.

Molecular Sensors for MEMS
10 Dec 2009   Contributor(s):: John P. Sullivan
This seminar will cover the issues involved in using molecular sensors in MEMS and their application to microchannels, supersonic micronozzles, microjet impingement, microturbines and unsteady fluidic actuators.

Illinois ME 498 Introduction of Nano Science and Technology, Lecture 10: Thermal and Electric Conduction in Nanostructures
07 Oct 2009   Contributor(s):: Nick Fang, Omar N Sobh
Thermal and Electric Conduction in NanostructuresTopics: Back to Constitutive Equations Coupled Heat and Electron Conduction Thermoelectric Cooling Principle of Thermoelectric Effect Comparison of Different Materials Challenges in Efficiency Nanoscale Thermoelectricity

Metal Oxide Nanowires as Gas Sensing Elements: from Basic Research to Real World Applications
21 Sep 2009   Contributor(s):: andrei kolmakov
Quasi 1D metal oxide single crystal chemiresistors are close to occupy their specific niche in the real world of solid state sensorics. Potentially, the major advantage of this kind of sensors with respect to available granular thin film sensors will be their size and stable, reproducible and...

Illinois ECE 598EP Lecture 3.1  Hot Chips: Electrons and Phonons
17 Feb 2009   Contributor(s):: Eric Pop, Omar N Sobh
Electrons and Phonons

Illinois ECE 598EP Lecture 1  Hot Chips: Atoms to Heat Sinks
29 Jan 2009   Contributor(s):: Eric Pop
IntroductionContent: The Big Picture Another CPU without a Heat Sink Thermal Management Methods Impact on People and Environment Packaging cost IBM S/390 refrigeration and processor packaging Intel Itanium and Pentium 4packaging Graphics Cards Under/Overclocking Environment A More Detailed Look...