iTunes Lectures CM4650
Polymer RheologyDr. F. A. Morrison
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Introduction
to Rheology |
CM4650-Lecture1 |
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| 2 |
Math review:
vectors and tensors, Einstein notation |
CM4650-Lecture2 |
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CM4650-Lecture3 |
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CM4650-Lecture17 | ||
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CM4650-Lecture18 | ||
| Blizzard day
off 2007 |
CM4650-Lecture19 | ||
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Material functions: predictions of Newtonian model in elongation; predictions of modified Newtonian model; begin Experimental observations, effect of MW on viscosity | CM4650-Lecture20 | |
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Experimental
Observations: effect of MW and architecture on viscosity |
CM4650-Lecture21 | |
| Spring Break |
CM4650-Lecture22 | ||
| 21 |
Experimental
Observations: SAOS, damping function in large-amplitude step strain |
CM4650-Lecture23 | |
| 22 |
Review
Experimental observations, introduction to GNF |
CM4650-Lecture24 | |
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GNF: problem solving: pressure driven flow in a tube with PL GNF | CM4650-Lecture25 | |
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GNF:
problem solving: drag flow of a PL GNF |
CM4650-Lecture26 | |
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LVE: GNF doesn't have memory; try simple memory model | CM4650-Lecture27 | |
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LVE: Maxwell model; integral Maxwell model; predict step-strain material functions with Maxwell model | CM4650-Lecture28 | |
| 27 |
Exam 2
review/prep |
CM4650-Lecture29 | |
| 28 |
LVE:
generalized Maxwell model; generalized linear-viscoelastic model |
CM4650-Lecture30 | |
| 29 |
LVE: GLVE in
SAOS; discuss turntable example (no details covered, see handout on web) |
CM4650-Lecture31 | |
| 30 |
LVE:
What's wrong with GLVE? What is the strain measure? |
CM4650-Lecture32 | |
| 31 |
Advanced: what is infinitesimal strain tensor in rigid rotation? predicts angle dependene of stress (wrong); derive F, Finv | CM4650-Lecture33 | |
| 32 |
Advanced: polar decomposition, C, Cinv; Lodge model; Lodge model in turntable example; upper convected time derivative | CM4650-Lecture34 | |
| 33 |
Advanced:
other advanced constitutive models, Jeffreys, Oldroyd, White-Metzner,
Rivllin-Sawyers; intro to molecular modeling |
CM4650-Lecture35 | |
| 34 |
Rheometry:
Beginning of Rheometry, capillary flow, stress and shear rate in
capillary flow (Newtonian, Power-law), Rabinowitz correction |
CM4650-Lecture36 | 18 April 2008 |
| 35 |
Rheometry:
Corrections to capillary flow; cone and plate, parallel plate; compare
geometries |
CM4650-Lecture37 | 21 April 2008 |
| 36 |
Rheometry:
Elongational flows; HW help: calculate start-up function for
Lodge model |
CM4650-Lecture38 | 23 April 2008 |