140 likes | 346 Views
Techniques for the Visualization of Topological Defect Behavior in Nematic Liquid Crystals. Vadim A. Slavin, Robert A. Pelcovits, George Loriot, Andrew Callan-Jones, David H. Laidlaw Vis ‘06. Isotropic. Uniaxial nematic. T . Liquid crystal basics.
E N D
Techniques for the Visualization of Topological Defect Behavior in Nematic Liquid Crystals Vadim A. Slavin, Robert A. Pelcovits, George Loriot, Andrew Callan-Jones, David H. Laidlaw Vis ‘06
Isotropic Uniaxial nematic T Liquid crystal basics long organic molecules; model as rods or ellipsoids
P 2 1/2 3 1 core Topological defects in nematics: line defects 1 -1/2 2 P 3
+1/2 P Defect loops 2D slice of this: defects formed closed loops
Cs Cl Cp Cl + Cp + Cs = 1
Cs Cl + Cp + Cs = 1 Cp Cl
Techniques for the Visualization of Topological Defect Behavior in Nematic Liquid Crystals Vadim A. Slavin, Robert A. Pelcovits, George Loriot, Andrew Callan-Jones, David H. Laidlaw Vis ‘06