BBE 4303/5303 Bio-Based Materials Science (3 credits)

Catalog Description:	Basic principles of materials science and their application to bio-based materials
Prerequisites:	BP 3001 (Statics, Mechanics and Structural Design), ME 3321.
Class/Laboratory Schedule:	3 lectures per week
Location:	TBA
Instructors:	Steve Severtson
Text:	Texts Required: None References: William D. Callister, Jr., Materials Science and Engineering an Introduction, John Wiley and Sons, Inc., New York. Kaarlo Niskanen, Paper Physics, Fapet Oy, Helsinki, 1998.
Grading:	Student Performance Assessment: Homework and Exams Graduate Credit: Students taking the course for graduate credit will be required to answer additional questions in exams and/or graduate student project

Tentative List of Topics:

Mechanical Properties of Materials
stress, strain, stress-strain behavior, tension and shear tests, Hooke’s Law, elastic properties, Generalized Hooke’s Law, plastic deformation, tensile properties, viscoelasticity
theoretical strength of materials, fracture, fatigue
Mechanical and Thermomechanical Characteristics of Polymers
polymer crystallinity, stress-strain behavior, crystallization, melting, glass transition phenomenon, deformation of elastomers, fracture of polymers, properties of wood polymers
Composites
particle-reinforced composites, fiber-reinforced composites, structural composites
Wood Fiber Properties
cell wall composition and structure of wood pulp fibers, predicting mechanical properties via treatment as composite structure, impact of papermaking unit operations on fiber
Mechanical Properties of Bio-Based Materials
in-plane tensile properties, Generalized Hooke’s Law for orthotropic materials, tensile strength, Page Equation, fracture mechanics, tear, structural mechanics of paper and board
Optical Properties of Bio-Based Materials
interaction of light and matter, reflectivity measurements, Kubelka-Munk Theory, fillers and pigments
Rheology and Moisture Effects
relaxation processes, creep, stress relaxation, cyclic deformation behavior, phenomenological models

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