Polymers with dynamic covalent bonds, Healable Polymers, Mechanochemistry in Polymers, Mechanically Adaptive Polymers, Shape Memory Materials. Electrically Conducting Polymers, Light-Emitting Polymers, Photovoltaic Polymers, other photovoltaic materials, linear and nonlinear optical materials, Microscopy, Refractive Index Dispersion, Physics, and Devices.