Our first note on d-orbital mediated tunneling. [HTML]

FePc and and d-orbital tunneling. [PDF] AFM study of a bacterial virus. [PDF] STM and OMTS of Vanadyl phalocyanine. [PDF] OMTS line shapes in diodes and in STM. [PDF] STM-OMTS, UPS, XPS, and IR of nickel(II) octaethylporphyrin [PDF] STM-OMTS, UPS, XPS, IR and IETS of Ni(II) and Co(II) Tetraphenylporphyrin [PDF] Science: Perspective on Single Molecule Contacts. [PDF] Review of IETS in Tunnel Junctions. [PDF] A Self-organized 2-dimensional Bifunctional Structure Formed by Supramolecular Design: Letter [PDF] 2-dimensional Bifunctional Structure Formed by Supramolecular Design: Paper. [PDF] CoPc & VOPc Multilayers. [PDF] Redox Driven Adsorption. [PDF] Coadsorption of CoPc and CoTPP. [PDF] STM Based Spectroscopy Review. [PDF] Self Assembly at the Metal Solution Interface. [PDF] Self Assembly at Elevated Temperature. [PDF] Nanorod Electronic Properties [PDF] Columnar H2Pc [PDF] Electron Affinities of MPc [PDF] TCNQ on Graphene [PDF] CuOnanoislands in graphene [PDF] O2 binding to supported CoOEP [PDF] Mechanics and structure of TSPP:TPyP [PDF] Desorption Kinetics at the Solution Solid Interface [PDF] Sheaf-like crystal growth [PDF] Porphyrin Handbook chapter [PDF] Review-Thermo_Kinetics_self_assembly [PDF] Desorption of OEP from HOPG [PDF] Structure-Function of porphyrin nanocrystals [PDF] Kinetically Trapped 2-component Self Assembly [pdf] Trinuclear Au Complexes on HOPG 2015 Langmuir Kinetics and Thermo Review 2017 [pdf] Cooperativity and Site Dependent Molecular Desorption in Self-Assembled Coronene 2019 [pdf] Desorption kinetics 2019 [pdf] Single molecule level studies of reversible ligand binding to metal porphyrins at the solution-solid interface 2019 [pdf] Structure, Properties, and Reactivity of Porphyrins on Surfaces and Nanostructures with Periodic DFT Calculations  2020 Alkynyl Linkers as a Design Tool for Self-Assembly 2020 Cooperative Binding of 1-Phenylimidazole to Cobalt(II) Octaethylporphyrin on Graphite 2020 [pdf] Quantifying reversible nitogenous ligand binding at the solid-solution interface 2020 STM of Double Decker complexes on Au and C 2021. [pdf]

Single-Molecule Kinetic Analysis of Oxygenation of Co(II) Porphyrin at Solution/Solid Interface. Johnson, K. N.; Mazur, U.; Hipps, K.W. J. Phys. Chem. Lett. 2022, 13, 4918-4923. doi.org/10.1021/acs.jpclett.2c01254

Kristen N. Johnson, Shammi Rana, Bhaskar Chilukuri, K.W. Hipps, and Ursula Mazur. In-situ imaging and computational modeling reveals that thiophene complexation with Co(II)porphyrin/graphite is highly cooperative.. J. Phys. Chem. C 2022, 126, 19188-19199. doi.org/10.1021/acs.jpcc.2c06212.

K.W. Hipps* and Ursula Mazur, Computational Study of Solvent Incorporation into a Porphyrin Monolayer. J. Phys. Chem. C. 2024, 128, 1827-1839. DOI 10.1021/acs.jpcc.3c07274.

Much of this work has been supported by the National Science Foundation and we gratefully acknowledge their contribution.