'Crystalline regions' diaporamas de présentation

Pull thin polymer rod in tension

1. 2. 3. 4. 5. Get alignment of crystalline regions. Pull thin polymer rod in tension. Polymer fibers have aligned crystalline regions - alignment gives greater strength to fiber. Kevlar is highly aligned. Polymer fibers have aligned crystalline regions

266 views • 26 slides

Pull thin polymer rod in tension

1. 2. 3. 4. 5. Get alignment of crystalline regions. Pull thin polymer rod in tension. Polymer fibers have aligned crystalline regions - alignment gives greater strength to fiber. Kevlar is highly aligned. Polymer fibers have aligned crystalline regions

265 views • 26 slides

Polymers are different

195 views • 19 slides

Polymers: Molecular Structures and Properties

Polymers: Molecular Structures and Properties. The properties of polymers are directly affected by their atomic and molecular structures. In this lecture, we will explore how polymer molecules are made up, and how factors affect their strength, stiffness, and other properties.

318 views • 7 slides

Solution-Processed Small-Molecule Solar Cells with 6.7% Efficiency

Direct Imaging of Crystallite Morphology in High Efficiency Organic Solar Cells Alan J. Heeger, University of California-Santa Barbara, DMR 0856060. Solution-Processed Small-Molecule Solar Cells with 6.7% Efficiency.

177 views • 2 slides