Preparation and Characterization of Homologous Diiron Dithiolato, Diselenato, and Ditellurato Complexes: [FeFe]-Hydrogenase Models,Mohammad K. Harb, Ulf-Peter Apfel, Joachim Kbel, Helmar Grls, Greg A. N. Felton, Taka Sakamoto, Dennis H. Evans, Richard S. Glass, Dennis L. Lichtenberger, Mohammad El-khateeb, Wolfgang Weigand. Organometallics, 2009, 28 (23), pp 6666–6675 . DOI: 10.1021/om900675q
New Insights into Solvolysis and Reorganization Energy from Gas-Phase, Electrochemical, and Theoretical Studies of Oxo-Tp*MoVMolecules, Aaron K. Vannucci, Rae Ana Snyder, Nadine E. Gruhn, Dennis L. Lichtenberger, John H. Enemark. Inorg. Chem., 2009, 48 (18), pp 8856–8862. DOI: 10.1021/ic9011058
Phosphane- and Phosphite-Substituted Diiron Diselenolato Complexes as Models for [FeFe]-Hydrogenases, Mohammad K. Harb, Jochen Windhager, Ahmad Daraosheh, Helmar Görls, L. Tori Lockett, Noriko Okumura, Dennis H. Evans, Richard S. Glass, Dennis L. Lichtenberger, Mohammad El-khateeb, Wolfgang Weigand. Eur. J. Inorg.Chem., 2009, 23, pp 3414-3420.DOI: 10.1002/ejic.200900252
One- to Two-Electron Reduction of an [FeFe]-Hydrogenase Active Site Mimic: The Critical Role of Fluxionality of the [2Fe2S] Core,Greg A. N. Felton, Benjamin J. Petro, Richard S. Glass, Dennis L. Lichtenberger, Dennis H. Evans. J. Am. Chem. Soc., 2009, 131 (32), pp 11290–11291. DOI: 10.1021/ja904520x
Review of electrochemical studies of complexes containing the Fe2S2 core characteristic of [FeFe]-hydrogenases including catalysis by these complexes of the reduction of acids to form dihydrogen, Greg A.N. Felton, Charles A. Mebi, Benjamin J. Petro, Aaron K. Vannucci, Dennis H. Evans, Richard S. Glass, Dennis L. Lichtenberger. J. organimet. Chem., 2009, 694 (17), pp 2681–2699. DOI: 10.1016/j.jorganchem.2009.03.017
Synthesis and Characterization of Diiron Diselenolato Complexes Including Iron Hydrogenase Models, Mohammad K. Harb, Tobias Niksch, Jochen Windhager, Helmar Grls, Rudolf Holze, L. Tori Lockett, Noriko Okumura, Dennis H. Evans, Richard S. Glass, Dennis L. Lichtenberger, Mohammad El-khateeb, Wolfgang Weigand. Organometallics, 2009, 28 (4), pp 1039–1048. DOI: 10.1021/om800748q
Theoretical and Spectroscopic Investigations of the Bonding and Reactivity of (RO)3MN Molecules, where M = Cr, Mo, and W,Shentan Chen, Malcolm H. Chisholm, Ernest R. Davidson, Jason B. English, Dennis L. Lichtenberger. Inorg. Chem., 2009, 48 (3), pp 828–837. DOI: 10.1021/ic801786u
Electron Transfer Parameters of Triisopropylsilylethynyl-Substituted Oligoacenes, Olga Lobanova Griffith, Nadine E. Gruhn, John E. Anthony, Balaji Purushothaman, Dennis L. Lichtenberger . J. Phys. Chem. C, 2008, 112 (51), pp 20518-20524. DOI: 10.1021/jp18070629
Photoelectron spectroscopy of dithiolatodiironhexacarbonyl models for the active site of [Fe–Fe] hydrogenases: Insight into the reorganization energy of the “rotated” structure in the enzyme, Benjamin J. Petro, Aaron K. Vannucci, L. Tori Lockett, Charles Mebi, Rudresha Kottani, Nadine E. Gruhn, Gary S. Nichol, Paul A.J. Goodye, Dennis H. Evans, Richard S. Glass, Dennis L. Lichtenberger . J. Mol. Struct, 2008, 890 (1-3), pp 281-288. DOI: 10.1016/j.molstruc.2008.04.024
Hydrogen Generation from Weak Acids: Electrochemical and Computational Studies in the [(η5-C5H5)Fe(CO)2]2 System, Greg A. N. Felton, Aaron K. Vannucci, Noriko Okumura, L. Tori Lockett, Dennis H. Evans, Richard S. Glass, Dennis L. Lichtenberger. Organometallics, 2008, 27 (18), pp 4671–4679. DOI: 10.1021/om800366h
Valence Electronic Structure of Benzo-2,1,3-chalcogenadiazoles Studied by Photoelectron Spectroscopy and Density Functional Theory, Anthony F. Cozzolino, Nadine E. Gruhn, Dennis L. Lichtenberger, Ignacio Vargas-Baca. Inorg. Chem., 2008, 47 (14), pp 6220–6226.DOI: 10.1021/ic800055c
Electronic structure of the d1 bent-metallocene Cp2VCl2: A photoelectron and density functional study, Matthew A. Cranswick, Nadine E. Gruhn, John H. Enemark, Dennis L. Lichtenberger. J. organimet. Chem., 2008, 693 (8-9), pp 1621–1627. DOI: 10.1016/j.jorganchem.2007.12.035
The Electronic Structure and Bonding of the First p-Block Paddlewheel Complex, Bi2(trifluoroacetate)4, and Comparison to d-Block Transition Metal Paddlewheel Complexes: A Photoelectron and Density Functional Theory Study, Jason C. Durivage, Nadine E. Gruhn, Bo Li, Evgeny V. Dikarev, Dennis L. Lichtenberger. J. Clust. Sci., 2008, 19 (1), pp 275–294. DOI: 10.1007/s10876-007-0179-9
Metal–sulfur dπ–pπ buffering of the oxidations of metal–thiolate complexes: Photoelectron spectroscopy of (η5-C5H5)Fe(CO)2SR (SR = SCH3, StBu) and (η5-C5H5)Re(NO)(PR3)SCH3 (PR3 = PiPr3, PPh3), Matthew A. Cranswick, Nadine E. Gruhn, Olivia Oorhles-Steele, Kristie R. Ruddick, Nicolai Burzlaff, Wolfdieter A. Schenk, Dennis L. Lichtenberger. Inorg. Chim. Acta., 2008, 361 (4), pp 1122–1133. DOI: 10.1016/j.ica.2007.08.021
Photoelectron spectroscopy, Gruhn, Nadine E.; Lichtenberger, Dennis L. Applications of Physical Methods to Inorganic and Bioinorganic Chemistry (2007), 441-459
Photoelectron Spectroscopy and Electronic Structure Calculations of d1 Vanadocene Compounds with Chelated Dithiolate Ligands: Implications for Pyranopterin Mo/W Enzymes, Matthew A. Cranswick, Alice Dawson, J. Jon A. Cooney, Nadine E. Gruhn, Dennis L. Lichtenberger, John H. Enemark. Inorg. Chem., 2007, 46 (25), pp 10639–10646. DOI: 10.1021/ic800055c
Hydrogen Generation from Weak Acids:Electrochemical and Computational Studies of a Diiron Hydrogenase Mimic, Greg A. N. Felton, Aaron K. Vannucci, Jinzhu Chen, L. Tori Lockett, Noriko Okumura, Benjamin J. Petro, Uzma I. Zakai, Dennis H. Evans, Richard S. Glass, and Dennis L. Lichtenberger. J. Am. Chem. Soc.,2007, 129 (41), pp 12521–12530. http://dx.doi.org/10.1021/ja073886g
Iron-Only Hydrogenase Mimics. Thermodynamic Aspects of the Use of Electrochemistry to Evaluate Catalytic Efficiency for Hydrogen Generation, Greg A. N. Felton, Richard S. Glass, Dennis L. Lichtenberger, Dennis H. Evans. Inorg. Chem., 2007, 46 (19), pp 8098. DOI: 10.1021/ic701610s
Silyl Substitution Effects on Metal-Pentadienyl Bonding: Synthesis, Structure, Photoelectron Spectroscopy, and Electronic Structure of a High-Valent Half-Open Zirconocene, Asha Rajapakshe, Rehan Basta, Atta M. Arif, Richard D. Ernst, Dennis L. Lichtenberger. Organometallics, 2007, 26 (11), pp 2867–2871. DOI: 10.1021/om070008i
Iron-Only Hydrogenase Mimics. Thermodynamic Aspects of the Use of Electrochemistry to Evaluate Catalytic Efficiency for Hydrogen Generation, Greg A. N. Felton, Richard S. Glass, Dennis L. Lichtenberger, Dennis H. Evans. Inorg. Chem., 2006, 45 (23), pp 9181–9184.DOI: 10.1021/ic060984e
Photoelectron Spectroscopy and DFT Calculations of Easily Ionized Quadruply Bonded Mo24+Compounds and Their Bicyclic Guanidinate Precursors, F. Albert Cotton, Jason C. Durivage, Nadine E. Gruhn, Dennis L. Lichtenberger, Carlos A. Murillo, Laura O. Van Dorn, Chad C. Wilkinson. J. Phys. Chem. B, 2006, 110 (40), 19793–19798. http://dx.doi.org/10.1021/jp061820m
NMR and EPR Studies of Chloroiron(III) Tetraphenyl-chlorin and Its Complexes with Imidazoles and Pyridines of Widely Differing Basicities, Sheng Cai, Tatjana Kh. Shokhireva, Dennis L. Lichtenberger, F. Ann Walker. Inorg. Chem., 2006, 45 (9), pp 3519–3531. DOI: 10.1021/ic0515352
Heteropentadienyl Analogues of Half-Open Ruthenocenes: Metal−Ligand Interactions and Electronic Structure Perturbations, Asha Rajapakshe, M. Angeles Paz-Sandoval, J. Alfredo Gutierrez, M. Elena Navarro-Clemente, Patricia Juárez Saavedra, Nadine E. Gruhn, Dennis L. Lichtenberger. J. Am. Chem. Soc., 2006, 128 (4), pp 1109–1118. DOI: 10.1021/om060100z
Competition between Metal-Amido and Metal-Imido Chemistries in the Alkaline Earth Series: An Experimental and Theoretical Study of BaNH, Alexandra Janczyk, Dennis L. Lichtenberger, Lucy M. Ziurys. Organometallics, 2006, 25 (8), pp 1914–1923. DOI: 10.1021/ja053473k
Facilitating Access to the Most Easily Ionized Molecule:an Improved Synthesis of the Key Intermediate, W2(hpp)4Cl2, and Related Compounds, F. Albert Cotton, James P. Donahue, Nadine E. Gruhn, Dennis L. Lichtenberger, Carlos A. Murillo, Daren J. Timmons, Laura O. Van Dorn, Dino Villagrán, Xiaoping Wang. Inorg. Chem., 2006, 45 (1), 201–213. http://dx.doi.org/10.1021/ic0515709
Expeditious Access to the Most Easily Ionized Closed-Shell Molecule, W2(hpp)4, F. Albert Cotton, James P. Donahue, Dennis L. Lichtenberger, Carlos A. Murillo, Dino Villagrán. J. Am. Chem. Soc., 2005, 127 (31), 10808–10809. http://dx.doi.org/10.1021/ja0535458
NMR and EPR Studies of the Bis(pyridine) and Bis(tert-butyl isocyanide) Complexes of Iron(III) Octaethylchlorin, Sheng Cai, Dennis L. Lichtenberger, F. Ann Walker. Inorg. Chem., 2005, 44 (6), pp 1890–1903. DOI: 10.1021/ic0490876
Inner-Sphere Electron-Transfer Reorganization Energies of Zinc Porphyrins, Xenia Amashukeli, Nadine E. Gruhn, Dennis L. Lichtenberger, Jay R. Winkler, Harry B. Gray. J. Am. Chem. Soc., 2004, 126 (47), pp 15566–15571. DOI: 10.1021/ja0351037
Pentadienyls vs Cyclopentadienyls and Reversal of Metal−Ligand Bonding Affinity with Metal Oxidation State: Synthesis, Molecular Structures, and Electronic Structures of High-Valent Zirconium Pentadienyl Complexes, Asha Rajapakshe, Nadine E. Gruhn, Dennis L. Lichtenberger, Rehan Basta, Atta M. Arif, Richard D. Ernst. J. Am. Chem. Soc., 2004, 126 (43), pp 14105–14116. DOI: 10.1021/ja040123+
Photoelectron spectra of potassium salts of hydrotris(pyrazol-1-yl)borates: electronic structure of the electron withdrawing scorpionates Tp(CF3)2, Tp*Cl and comparison to Tp* and Tp, Hemant K. Joshi, Michael E. Arvin, Jason C. Durivage, Nadine E. Gruhn, Michael D. Carducci, Barry L. Westcott, Dennis L. Lichtenberger, John H. Enemark. Polyhedron, 2004, 23 (2-3), pp 429-438. DOI: 10.1016/j.poly.2003.11.027
Investigation of Metal-Dithiolate Fold Angle Effects: Implications for Molybdenum and Tungsten Enzymes, Hemant K. Joshi, J. Jon A. Cooney, Frank E. Inscore, Nadine E. Gruhn, Dennis L. Lichtenberger, John H. Enemark. Pnas., 2003, 100 (7), pp 3719-3724. DOI: 10.1073/pnas.063683210
Electron Distribution, Bonding, and J(Si−H) NMR Coupling Constant in (η5-C5H5)(CO)2MnHSiCl3:The Molecular Orbital View, Dennis L. Lichtenberger. Organometallics, 2003, 22 (8), pp 1599–1602. DOI: 10.1021/om030121i
Ligand-mediated metal–metal interactions and localized versus delocalized mixed-valence cation states of biferrocene and bis(μ-fulvalenediyl)diiron characterized in the gas phase by valence photoelectron spectroscopy, Dennis L. Lichtenberger, Hua-Jun Fan, Nadine E. Gruhn. J. Organomet. Chem., 2003, 666 (1-2), pp 75–85. DOI: 10.1016/S0022-328X(02)02035-1
Closed-Shell Molecules That Ionize More Readily than Cesium, F. Albert Cotton, Nadine E. Gruhn, Jiande Gu, Penglin Huang, Dennis L. Lichtenberger, Carlos A. Murillo, Laura O. Van Dorn, Chad C. Wilkinson. Science, 2002, 298 (5600), 1971-1975. http://www.jstor.org/stable/3833121
How Do the Electronic Structures of Low-Symmetry Metal−Hydride and −Alkyl Complexes Compare? Photoelectron Spectroscopy and Computational Studies of (η5-C5R5)Re(NO)(L)R‘ (L = CO, P(C6H5)3; R, R‘ = H, CH3), Dennis L. Lichtenberger, Nadine E. Gruhn, Anjana Rai-Chaudhuri, Sharon K. Renshaw, John A. Gladysz, Haijun Jiao, Jeff Seyler, Alain Igau. Organometallics, 2002, 21 (25), pp 5494–5504. DOI: 10.1021/om020793t
Transferability of the Valence Ionization Intensities of Chemical Functional Groups between Molecules, Julia K. Padden Metzker, Nadine E. Gruhn, Dennis L. Lichtenberger. J. Phys. Chem. A, 2002, 106 (42), pp 9999–10009. DOI: 10.1021/jp025783k
Electron-Transfer Reorganization Energies of Isolated Organic Molecules, Xenia Amashukeli, Jay R. Winkler, Harry B. Gray, Nadine E. Gruhn, Dennis L. Lichtenberger. J. Phys. Chem. A, 2002, 106 (33), pp 7593–7598. DOI: 10.1021/jp014148w
Vibrational Progressions in the Valence Ionizations of Transition Metal Hydrides:Evaluation of Metal-Hydride Bonding and Vibrations in (η5-C5R5)Re(NO)(CO)H [R = H, CH3], Dennis L. Lichtenberger, Nadine E. Gruhn, Anjana Rai-Chaudhuri, Sharon K. Renshaw, John A. Gladysz, Haijun Jiao, Jeff Seyler, Alain Igau.J. Am. Chem. Soc., 2002, 124 (7), pp 1417–1423. DOI: 10.1021/ja0120227
Tetrakis[μ-N,N′-bis(4-bromophenyl)formamidinato-N:N′]dimolybdenum(II), Matthew A. Lynn, Hugh D. Selby, Michael D. Carducci, Michael A. Bruck, Carina Grittini, Dennis L. Lichtenberger. Acta. Cryst, 2001, E57 (2), m70-m71. DOI: 10.1107/S160053680100071X
Tetrakis[μ-N,N′-bis(4-bromophenyl)formamidinato-N:N′]dimolybdenum(II), Matthew A. Lynn, Hugh D. Selby, Michael D. Carducci, Michael A. Bruck, Carina Grittini, Dennis L. Lichtenberger. Acta. Cryst, 2001, E57 (2), pp m570-m58. DOI: 10.1107/S160053680002113
Experimental Observation of Non-Aufbau Behavior:Photoelectron Spectra of Vanadyloctaethylporphyrinate and Vanadylphthalocyanine, Barry L. Westcott, Nadine E. Gruhn, Laura J. Michelsen, Dennis L. Lichtenberger. J. Am. Chem. Soc., 2000, 122 (33), pp 8083–8084. DOI: 10.1021/ja994018p
A comparative study of the isomers of ReOCl3(PMe3)2 and ReOCl3(PEt3)2. The isolation and characterization of ReH7(PR3)2 and ReO(OEt)Cl2(PR3)2 (R=Me or Et) and the photoelectron spectrum of ReH7(PMe3)2, Kimberly J Smitha, Andrea L Ondraceka, Nadine E Gruhnb, Dennis L Lichtenbergerb, Phillip E Fanwicka, Richard A Walton. Inorg. Chimi. Acta., 2000, (300-302), pp 23–31. DOI: 10.1016/S0020-1693(99)00419-3
Gas-Phase Photoelectron Spectroscopic and Theoretical Studies of 1,2-Dichalcogenins:Ionization Energies, Orbital Assignments, and an Explanation of Their Color, Richard S. Glass, Nadine E. Gruhn, Dennis L. Lichtenberger, Edward Lorance, John R. Pollard, Marc Birringer, Eric Block, Russell DeOrazio, Chunhong He, Zhixing Shan, Xing Zhang. J. Am. Chem. Soc., 2000, 122 (21), 5065–5074.DOI: 10.1021/ja9941330
Electronic Factors for Protonation of an Organometallic Molecule. Photoelectron Spectroscopy and Electron Paramagnetic Resonance Study of [(η6-C6H6)Mo(TRIPOD)]0/+, Victor S. Asirvatham, Nadine E. Gruhn, Dennis L. Lichtenberger, and Michael T. Ashby. Organometallics, 2000, 19 (11), pp 2215–2227. http://dx.doi.org/10.1021/om990673u
Comparison of the Bonding of Benzene and C60 to a Metal Cluster: Ru3(CO)9(μ3-η2,η 2,η2-C6H6) and Ru3(CO)9(μ3-η2,η2,η2-C60), Matthew A. Lynn, Dennis L. Lichtenberger. J. Clust. Sci., 2000, 11 (1), pp 169–168. DOI: 1023/A:1009021000300
Metal−Metal Bonding in Rh2(O2CCF3)4:Extensive Metal−Ligand Orbital Mixing Promoted by Filled Fluorine Orbitals, Dennis L. Lichtenberger, John R. Pollard, Matthew A. Lynn, F. A. Cotton, Xuejun Feng. J. Am. Chem. Soc., 2000, 122(13), 3182–3190. http://dx.doi.org/10.1021/ja993618l