Highlights
Cycloaddition reactions of polyenic donor-π-acceptor systems with an electron-rich alkyne: Access to new chromophores with second-order optical nonlinearities
Multichromophoric calix[4]arenes: Effect of interchromophore distances on linear and nonlinear optical properties
New D-π-A-Conjugated Organic Sensitizers Based on 4H-Pyran-4-ylidene Donors for Highly Efficient Dye-Sensitized Solar Cells
