2.3 Radius of Gyration of Polymers

2. Polymer Shape. Gaussian Coil, statistical segment length and Random Walk Model
(Chapter 10, Young & Lovell 3rd Ed)
2.1 Polymer Chain as a flexible coil & end to end distance vector
   • 2.1 End to End Distance Vector  
2.2 Degree of polymerization (DP) vs. number of bonds (n)
   • 2.2 Degree of Polymerization (DP) vs....   (correct one)
2.3 Radius of gyration (Rg) – guess vs. equation
   • 2.3 Radius of Gyration of Polymers  
2.4 Freely jointed Chain – MW scaling on the polymer size
   • 2.4 Freely Jointed Chain (Polymer Cha...  
2.5 Free rotating chain vs. Hindered rotation chain
   • 2.5 Freely Rotating Chains vs. Hinder...  
2.6 Concept of chain flexibility – Characteristic ratio
   • 2.6 Chain Flexibility/Rigidity & Char...  
2.7 Statistical segment length and DP (degree of polymerization)
   • 2.7 Statistical segment length and DP...  
2.8 Kuhn length/Persistence length and n (# of bonds)
   • 2.8 Kuhn length/Persistence length  
2.9 Polymer Size: Theory vs. Experiment
   • 2.9 Polymer Size: Theory vs. Experiments  
2.10 Polymer Random Walk vs Brownian Diffusion Motion
   • 2.10. Polymer Random Walk vs. Brownia...  
2.11 Discussion of Random Walk Simulation Homework using Excel
   • 2.11 comment on homework assignment -...  

(Polymer Properties and Characterization Section)
CHEM 4620 Introduction to Polymer Chemistry
Professor Chang Y. Ryu
Department of Chemistry and Chemical Biology
Rensselaer Polytechnic Institute, Troy, New York