Kinetic and Thermodynamic Approaches for the Efficient Formation of Mechanical Bonds.- Efficient Templated Synthesis of Donor–Acceptor Rotaxanes using Click Chemistry.- A One-Pot Synthesis of Constitutionally Unsymmetrical Rotaxanes Using Sequential Cu(I)-Catalyzed Azide–Alkyne Cycloadditions.- Heterogeneous Catalysis through Microcontact Printing.- Heterogeneous Catalysis of a Copper-Coated Atomic Force Microscopy Tip for Direct-Write Click Chemistry.- A Push-Button Molecular Switch.- Highly Stable TTF Radical Dimers in a Five-State [3]Catenane