Axial-coordinated self-assemblies based on a novel zinc porphyrin (class="boldFont">ZnP).
Isonicotinic acid analogues (class="boldFont">A1, class="boldFont">A2, class="boldFont">A3 and class="boldFont">A4) act as anchoring molecules.
Their performance in dye sensitized solar cells was tested.
All the assembly based cells have certain capabilities to export photocurrent.
Improved photocurrent generation of class="boldFont">ZnP–class="boldFont">A2 with a cyano-acrylic acid group.