The Chemistry Faculty Research and Publications Series is comprised of books and articles published by Marquette University's chemistry faculty.
Submissions from 2010
Infrared Spectroelectrochemical Reduction of Iron Porphyrin Complexes, Zhongcheng Wei and Michael D. Ryan
Intermolecular Dehydrative Coupling Reaction of Arylketones with Cyclic Alkenes Catalyzed by a Well-Defined Cationic Ruthenium-Hydride Complex: A Novel Ketone Olefination Method via Vinyl C–H Bond Activation, Chae S. Yi and Do W. Lee
Submissions from 2009
Material properties of nanoclay PVC composites, Walid Awad, Gunter Beyer, Daphne Benderly, Wouter L. Ijdo, Ponusa Songtipya, Maria del Mar Jimenez-Gasco, Evangelos Manias, and Charles A. Wilkie
Development of Polyurea Nanocomposites with Improved Fire Retardancy, Walid Awad, Calistor Nyambo, Seogjun Kim, Robert J. Dinan, Jeff W. Fisher, and Charles A. Wilkie
Linking Conformation Change to Hemoglobin Activation Via Chain-Selective Time-resolved Resonance Raman Spectroscopy on Protoheme/Mesoheme Hybrids, Gurusamy Balakrishnan, Mohammed Ibrahim, Piotr J. Mak, Jessica Hata, James R. Kincaid, and Thomas G. Spiro
Subunit-Selective Interrogation of CO Recombination in Carbonmonoxy Hemoglobin by Isotope-Edited Time-Resolved Resonance Raman Spectroscopy, Gurusamy Balakrishnan, Xiaojie Zhao, Edyta Podstawska, Leonard M. Proniewicz, James R. Kincaid, and Thomas G. Spiro
X-ray Structural Characterization of Charge Delocalization onto the Three Equivalent Benzenoid Rings in Hexamethoxytriptycene Cation Radical, Vincent J. Chebny, Tushar S. Navale, Ruchi Shukla, Sergey V. Lindeman, and Rajendra Rathore
Molecular Actuator: Redox-Controlled Clam-Like Motion in a Bichromophoric Electron Donor, Vincent J. Chebny, Ruchi Shukla, Sergey V. Lindeman, and Rajendra Rathore
Recent Applications of Acyclic (Diene)iron Complexes and (Dienyl)iron Cations in Organic Synthesis, William Donaldson and Subhabrata Chaudhury
Discriminating Pulmonary Hypertension Caused by Monocrotaline Toxicity from Chronic Hypoxia by Near-Infrared Spectroscopy and Multivariate Methods of Analysis, Simon Duri, Robert C. Molthen, and Chieu D. Tran
Investigations of 2-Thiazoline-2-thiol as a Ligand: Synthesis and X-ray Structures of [Mn2(CO)7(μ-NS2C3H4)2] and [Mn(CO)3(PPh3)(κ2-NS2C3H4)], Shishir Ghosh, Faruque Ahmed, Rafique Al-Mamun, Daniel T. Haworth, Sergey V. Lindeman, Tasneem Siddiquee, Dennis W. Bennett, and Shariff E. Kabir
Reactivity of phenyldi(2-thienyl)phosphine towards Group 7 Metal Carbonyls: Carbon–phosphorus Bond Activation, Shishir Ghosh, Alok K. Das, Noorjahan Begum, Daniel T. Haworth, Sergey Lindeman, James R. Gardinier, Tasneem A. Siddiquee, Dennis W. Bennett, Ebbe Nordlander, Graeme Hogarth, and Shariff E. Kabir
Decarbonylation Reaction of [Os3(CO)10(μ-H)(μ-SN2C4H5)]: X-ray Structures of the Two Isomers of [Os3(CO)9(μ-H)(μ3-η2-SN2C4H5)], Shishir Ghosh, Shariff E. Kabir, Mansura Khatun, Daniel T. Haworth, Sergey V. Lindeman, Tasneem Siddiquee, and Dennis W. Bennett
New Mixed-Metal Carbonyl Complexes Containing Bridging 2-Mercapto-1-methylimidazole Ligand, Shishir Ghosh, Shariff E. Kabir, Salina Pervin, G. M. Golzar Hossain, Daniel T. Haworth, Sergey V. Lindeman, Tasneem Siddiquee, Dennis W. Bennett, and Herbert W. Roesky
Tetranuclear Group 7/8 Mixed-Metal and Open Trinuclear Group 7 Metal Carbonyl Clusters Bearing Bridging 2-mercapto-1-methylimidazole Ligands, Shishir Ghosh, Shariff E. Kabir, Salina Pervin, Arun K. Raha, G. M. Golzar Hossain, Daniel T. Haworth, Sergey V. Lindeman, Dennis W. Bennett, Tasneem Siddiquee, Luca Salassa, and Herbert W. Roesky
Activation of Tri(2-Furyl)Phosphine at a Dirhenium Centre: Formation of Phosphido-Bridged Dirhenium Complexes, Shishir Ghosh, Mansura Khatun, Daniel T. Haworth, Sergey V. Lindeman, Tasneem Siddiquee, Dennis W. Bennett, Graeme Hogarth, Ebbe Nordlander, and Shariff E. Kabir
Inhibitors of Bacterial N-succinyl-L,L-diaminopimelic Acid Desuccinylase (DapE) and Demonstration of in vitro Antimicrobial Activity, Danuta Gillner, Nicola Armoush, Richard C. Holz, and Daniel P. Becker
The dapE-encoded N-succinyl-l,l-diaminopimelic Acid Desuccinylase from Haemophilus influenzae Contains Two Active-site Histidine Residues, Danuta Gillner, David L. Bienvenue, Boguslaw P. Nocek, Andzrej Joachimiak, Vincentos Zachary, Brian Bennett, and Richard C. Holz
Synthetic studies directed toward guianolides: an organoiron route to the 5,7,5 tricyclic ring system, Jayapal Reddy Gone, Nathaniel J Wallock, Sergey Lindeman, and William Donaldson
Toward Charge-neutral ‘soft scorpionates’: Coordination Chemistry and Lewis Acid Promoted Isomerization of tris(1-organo-imidazol-2-ylthio)methanes, Chengeto Gwengo, Rosalice M. Silva, Mark D. Smith, Sergey V. Lindeman, and James R. Gardinier
Effects of Hydroxy Double Salts and Related Nanodimensional-Layered Metal Hydroxides on Polymer Thermal Stability, Everson Kandare and Jeanne Hossenlopp
Manipulating Self-Assembly in Silver(I) Complexes of 1,3-Di-N-pyrazolylorganyls, Brendan J. Liddle, Daniel Hall, Sergey V. Lindeman, Mark D. Smith, and James R. Gardinier
A Versatile Synthesis of Electroactive Stilbenoprismands for Effective Binding of Metal Cations, Sergey V. Lindeman, Rajendra Rathore, and Paromita Debroy
Structure - property relationships of new polystyrene nanocomposites prepared from initiator-containing layered double hydroxides of zinc aluminum and magnesium aluminum, Charles Manzi-Nshuti, Dan Chen, Shengpei Shu, and Charles A. Wilkie
The Effects of Intralayer Metal Composition of Layered Double Hydroxides on Glass Transition, Dispersion, Thermal and Fire Properties of Their PMMA Nanocomposites, Charles Manzi-Nshuti, Dan Chen, Shengpei Su, and Charles A. Wilkie
Comparative Study on the Flammability of Polyethylene Modified with Commercial Fire Retardants and a Zinc Aluminum Oleate Layered Double Hydroxide, Charles Manzi-Nshuti, Jeanne Hossenlopp, and Charles A. Wilkie
Polymer Nanocomposites Using Zinc Aluminum and Magnesium Aluminum Oleate Layered Double Hydroxides: Effects of LDH Divalent Metals on Dispersion, Thermal, Mechanical and Fire Performance in Various Polymers, Charles Manzi-Nshuti, Ponusa Songtipya, Evangelos Manias, Maria del Mar Jimenez-Gasco, Jeanne Hossenlopp, and Charles Wilkie
Polymer nanocomposites using zinc aluminum and magnesium aluminum oleate layered double hydroxides: Effects of the polymeric compatibilizer and of composition on the thermal and fire properties of PP/LDH nanocomposites, Charles Manzi-Nshuti, Ponusa Songtipya, Evangelos Manias, Maria del Mar Jimenez-Gasco, Jeanne Hossenlopp, and Charles A. Wilkie
The Role of the Trivalent metal in an LDH: Synthesis, Characterization and Fire Properties of Thermally Stable PMMA/LDH Systems, Charles Manzi-Nshuti, Dongyan Wang, Jeanne Hossenlopp, and Charles A. Wilkie
Use of Layered Double Hydroxides as Polymer Fire-Retardant Additives: Advantages and Challenges, Charles Manzi-Nshuti, Liying Zhu, Calistor Nyambo, Linjiang Wang, Charles A. Wilkie, and Jeanne Hossenlopp
13C-Methyl isocyanide as an NMR probe for cytochrome P450 active site, Christopher R McCullough, Phani Kumar Pullela, Sang-Choul Im, Lucy Waskell, and Daniel S. Sem
Mutation of H63 and its Catalytic Affect on the Methionine Aminopeptidase from Escherichia coli, Sanghamitra Mitra, Brian Bennett, and Richard C. Holz
Mutation of H63 and Its Catalytic Affect on the Methionine Aminopeptidase from Escherichia coli, Sanghamitra Mitra, Brian Bennett, and Richard C. Holz
Analyzing the Binding of Co(II)-specific Inhibitors to the Methionyl Aminopeptidases from Escherichia coli and Pyrococcus furiosus, Sanghamitra Mitra, George Sheppard, Jieyi Wang, Brian Bennett, and Richard C. Holz
Analyzing the Binding of Co(II)-specific Inhibitors to the Methionyl Aminopeptidases from Escherichia coli and Pyrococcus furiosus, Sanghamitra Mitra, George Sheppard, Jieyi Wang, Brian Bennett, and Richard C. Holz
A Versatile Preparation of Geländer-Type p-Terphenyls from a Readily Available Diacetylenic Precursor, Matthew J. Modjewski, Sergey V. Lindeman, and Rajendra Rathore
Isolation and X-ray Structural Characterization of a Dicationic Homotrimer of 2,3,6,7-tetramethoxy-9,10-dimethylanthracene cation radical, Matthew J. Modjewski, Ruchi Shukla, Sergey Lindeman, and Rajendra Rathore
Molecular Motion and Performance Enhancement of BORAZAN Fluorescent Dyes, Tyler James Morin, Sergey Lindeman, and James R. Gardinier
Octamethoxydibenzochrysene: Isolation and X-ray Crystallographic Characterization of a Twisted Polyaromatic Cation Radical, Tushar Navale, Linyi Zhai, Sergey V. Lindeman, and Rajendra Rathore
Fire Retardancy in 2009, Gordon L. Nelson, Alexander B. Morgan, and Charles A. Wilkie
Does organic modification of layered double hydroxides improve the fire performance of PMMA?, Calistor Nyambo, Dan Chen, Shengpei Shu, and Charles A. Wilkie
Variation of benzyl anions in MgAl-layered double hydroxides: Fire and thermal properties in PMMA, Calistor Nyambo, Dan Chen, Shengpei Shu, and Charles A. Wilkie
Thermal stability and flammability characteristics of ethylene vinyl acetate (EVA) composites blended with a phenyl phosphonate-intercalated layered double hydroxide (LDH), melamine polyphosphate and/or boric acid, Calistor Nyambo, Everson Kandare, and Charles A. Wilkie
Will Layered Double Hydroxides Give Nanocomposites with Polar or Non-polar Polymers?, Calistor Nyambo, Dongyan Wang, and Charles A. Wilkie
Layered double hydroxides intercalated with borate anions: Fire and thermal properties in ethylene vinyl acetate copolymer, Calistor Nyambo and Charles A. Wilkie
Substrate Induced Structural and Dynamics Changes in Human Phosphomevalonate Iinase and Implications for Mechanism, Andrew Lawrence Olson, Huili Yao, Timothy J. Herdendorf, Henry M. Miziorko, Supa Hannongbua, Patchareenat Saparpakom, Sheng Cai, and Daniel S. Sem
Supramolecular Complexation of N-Alkyl- and N,N′-Dialkylpiperazines with Cucurbit[6]uril in Aqueous Solution and in the Solid State, Mikhail V. Rekharsky, Hatsuo Yamamura, Tadashi Mori, Akihiro Sato, Motoo Shiro, Sergey V. Lindeman, Rajendra Rathore, Kouhei Shiba, Young Ho Ko, Narayanan Selvapalam, Kimoon Kim, and Yoshihisa Inoue
Terphenyl Crowns: a New Family of Receptors Containing Ethereal Canopies that Direct Potassium Cation onto Benzenoid Platforms for Cation–π Interactions, Ruchi Shukla, Sergey V. Lindeman, and Rajendra Rathore
Combination of Carbon Nanotubes with Fire Retardants: the Thermal and Fire Properties of Polystyrene Nanocomposites, Florentina Tutunea and Charles A. Wilkie
Carbon−Phosphorus Bond Activation of Tri(2-thienyl)phosphine at Dirhenium and Dimanganese Centers, Md. Nazim Uddin, M. Abdul Mottalib, Noorjahan Begum, Shishir Ghosh, Arun K. Raha, Daniel T. Haworth, Sergey V. Lindeman, Tasneem Siddiquee, Dennis W. Bennett, Graeme Hogarth, Ebbe Nordlander, and Shariff E. Kabir
Fire retardancy of bis[2-(methacryloyloxy)ethyl] phosphate modified poly(methyl methacrylate) nanocomposites containing layered double hydroxide and montmorillonite, Linjiang Wang, Shengpei Shu, Dan Chen, and Charles A. Wilkie
Variation of anions in layered double hydroxides: Effects on dispersion and fire properties, Linjiang Wang, Shengpei Shu, Dan Chen, and Charles A. Wilkie
Flammability Properties of Polymer Nanocomposites, Charles A. Wilkie and Jin Zhu
Scope and Mechanistic Investigations on the Solvent-Controlled Regio- and Stereoselective Formation of Enol Esters from the Ruthenium-Catalyzed Coupling Reaction of Terminal Alkynes and Carboxylic Acids, Chae S. Yi and Ruili Gao
Aqueous Phase C-H Bond Oxidation Reaction of Arylalkanes Catalyzed by a Water-Soluble Cationic Ru(III) Complex [(pymox-Me2)2RuCl2]+BF4-, Chae S. Yi, Ki Hyeok Kwon, and Do W. Lee
Efficient Dehydrogenation of Amines and Carbonyl Compounds Catalyzed by a Tetranuclear Ruthenium-μ-oxo-μ-hydroxo-hydride Complex, Chae S. Yi and Do W. Lee
Regioselective Intermolecular Coupling Reaction of Arylketones and Alkenes Involving C-H Bond Activation Catalyzed by an in Situ Formed Cationic Ruthenium-Hydride Complex, Chae S. Yi and Do W. Lee
Submissions from 2008
2,9-Bis(1,3-benzothiazol-2-yl)-1,10-phenanthroline Dichloromethane Disolvate, Jesmin Akther, Sergey Lindeman, and Mohammad Rezaul Karim
2,9-Bis(1,3-benzothiazol-2-yl)-1,10-phenanthroline dichloromethane disolvate, Jesmin Akther, Mohammad Rezaul Karim, and Sergey Lindeman
Double Carbon−Hydrogen Activation of 2-Vinylpyridine: Synthesis of Tri- and Pentanuclear Clusters Containing the μ-NC5H4CH═C Ligand, Kazi A. Azam, Dennis W. Bennett, Mohammad R. Hassan, Daniel T. Haworth, Graeme Hogarth, Shariff E. Kabir, Sergey V. Lindeman, Luca Salassa, Sultana R. Simi, and Tasneem Siddiquee
Isolation and X-ray Structural Characterization of Tetraisopropylpyrene Cation Radical, Moloy Banerjee, Vijay Vyas, Sergey V. Lindeman, and Rajendra Rathore
Thermal Stability and Degradation Kinetics of Polystyrene/Organically-Modified Montmorillonite Nanocomposites, Grace Chigwada, Everson Kandare, Dongyan Wang, Stephen Majoni, Darlington Mlambo, Charles A. Wilkie, and Jeanne M. Hossenlopp
Resonance Raman Characterization of the Peroxo and Hydroperoxo Intermediates in Cytochrome P450, Ilia G. Denisov, Piotr J. Mak, Thomas M. Makris, Stephen G. Sligar, and James R. Kincaid
Dirhenium Carbonyl Complexes Bearing 2-Vinylpyridine, Morpholine and 1-Methylimidazole Ligands, Shariff E. Kabir, Faruque Ahmed, Anamika Das, Mohammad R. Hassan, Daniel T. Haworth, Sergey V. Lindeman, Tasneem Siddiquee, and Dennis W. Bennett
Reactions of Rhenium and Manganese Carbonyl Complexes with 1,8-bis(diphenylphosphino)naphthalene: Ligand Chelation, C–H and C–P bond-cleavage Reactions, Shariff E. Kabir, Faruque Ahmed, Shishir Ghosh, Mohammad R. Hassan, Muhammad S. Islam, Ayesha Sharmin, Derek A. Tocher, Daniel T. Haworth, Sergey V. Lindeman, Tasneem Siddiquee, Dennis W. Bennett, and Kenneth I. Hardcastle
Transparent and flame retardant PMMA nanocomposites, Seogjun Kim and Charles A. Wilkie
Synthetic studies directed toward amphidinol 2: elucidation of the relative configuration of the C1–C10 fragment, Praveen Kommana, Seung Won Chung, and William Donaldson
β-Diketonate, β-Ketoiminate, and β-Diiminate Complexes of Difluoroboron, Felipe P. Macedo, Chengeto Gwengo, Sergey Lindeman, Mark D. Smith, and James R. Gardinier
Defining Resonance Raman Spectral Responses to Substrate Binding by Cytochrome P450 from Pseudomonas putida, Piotr J. Mak, Daniel Kaluka, Munyaradzi Edith Manyumwa, Haiqing Zhang, Tianjing Deng, and James R. Kincaid
Resonance Raman Spectroscopic Studies of Hydroperoxo Derivatives of Cobalt-substituted Myoglobin, Piotr J. Mak and James R. Kincaid
Fire Retardancy of Melamine and Zinc Aluminum Layered Double Hydroxide in Poly(methyl Methacrylate), Charles Manzi-Nshuti, Jeanne Hossenlopp, and Charles Wilkie
Aluminum-containing Layered Double Hydroxides: the Thermal, Mechanical, and Fire Properties of (Nano)composites of Poly(methyl Methacrylate), Charles Manzi-Nshuti, Dongyan Wang, Jeanne Hossenlopp, and Charles A. Wilkie
Analyzing the Catalytic Role of Asp97 in the Methionine Aminopeptidase from Escherichia coli, Sanghamitra Mitra, Kathleen M. Job, Lu Meng, Brian Bennett, and Richard C. Holz
First-Row Transition-Metal Complexes of a New Pentadentate Ligand, α,α,α′,α′-Tetra(pyrazolyl)lutidine, Tyler James Morin, Brian Bennett, Sergey V. Lindeman, and James R. Gardinier
Flame-retarded Polystyrene: Investigating Chemical Interactions between Ammonium Polyphosphate and MgAl Layered Double Hydroxide, Calistor Nyambo, Everson Kandare, Dongyan Wang, and Charles A. Wilkie
Effect of MgAl-layered double hydroxide exchanged with linear alkyl carboxylates on fire-retardancy of PMMA and PS, Calistor Nyambo, Ponusa Songtipya, Evangelos Manias, Maria del Mar Jimenez-Gasco, and Charles A. Wilkie
Global Conformational Dynamics in Ras, Casey O'Connor and Evgueni Kovriguine
Reactivity of (2-alkenyl-3-pentene-1,5-diyl)iron complexes: preparation of functionalized vinylcyclopropanes and cycloheptadienes, Rajesh K. Pandey, Lizhu Wang, Nathaniel J Wallock, Sergey Lindeman, and William Donaldson
HET acid based oligoesters – TGA/FTIR studies, Thangamani Rajkumar, Chinnaswamy Thangavel Vijayakumar, Palanichamy Sivasamy, and Charles A. Wilkie
Analyzing the Catalytic Mechanism of the Fe-Type Nitrile Hydratase from Comamonas testosteroni Ni1, Saroja Rao and Richard C. Holz
Bis[(dimethyl-λ4-sulfanylidene)oxonium] hexabromidotellurate(IV) dimethyl sulfoxide disolvate, Martin D. Rudd, Gregory Kokke, and Sergey V. Lindeman
Resonance Raman Interrogation of the Consequences of Heme Rotational Disorder in Myoglobin and its Ligated Derivatives, Freeborn Rwere, Piotr J. Mak, and James R. Kincaid
Synthesis, Electronic Properties, and X-ray Structural Characterization of Tetrarylbenzo[1,2-b:4,5-b′]difuran Cation Radicals, Ruchi Shukla, Shriya Wadumethrige, Sergey V. Lindeman, and Rajendra Rathore
A Second-Generation Janus Scorpionate Ligand: Controlling Coordination Modes in Iron(II) Complexes by Steric Modulation, Rosalice M. Silva, Chengeto Gwengo, Sergey V. Lindeman, Mark D. Smith, Gary J. Long, Fernande Grandjean, and James R. Gardinier
Kinetic and Spectroscopic Analysis of the Catalytic Role of H79 in the Methionine Aminopeptidase from Escherichia coli, Sarah J. Watterson, Sanghamitra Mitra, Sabina I. Swierczek, Brian Bennett, and Richard C. Holz
Nanocomposites I. Current Developments in Nanocomposites as Novel Fire Retardants, Charles A. Wilkie and Alexander B. Morgan
Kinetic, Spectroscopic, and X-Ray Crystallographic Evidence for the Cooperative Mechanism of the Hydration of Nitriles Catalyzed by a Tetranuclear Ruthenium-μ-oxo-μ-hydroxo Complex, Chae S. Yi, Tonya N. Zeczycki, and Sergey V. Lindeman
Formation of Bicyclic Pyrroles from the Catalytic Coupling Reaction of 2,5-disubstituted Pyrroles with Terminal Alkynes, Involving the Activation of Multiple C-H bonds, Chase S. Yi and Jie Zhang
Chiral Ionic Liquids: Synthesis, Properties, and Enantiomeric Recognition, Shaofang Yu, Sergey V. Lindeman, and Chieu D. Tran
Polymerically Modified Layered Silicates: An Effective Route to Nanocomposites, Jinguo Zhang, Evangelos Manias, and Charles A. Wilkie
Submissions from 2007
Chemistry and Biology of Streptogramin A Antibiotics, Fahim Ahmed and William Donaldson
Practical Synthesis of Unsymmetrical Tetraarylethylenes and Their Application for the Preparation of [Triphenylethylene−Spacer−Triphenylethylene] Triads, Moloy Banerjee, Susanna J. Emond, Sergey V. Lindeman, and Rajendra Rathore
Structural Characterization of Quaterphenyl Cation Radical: X-ray Crystallographic Evidence of Quinoidal Charge Delocalization in Poly-p-phenylene Cation Radicals, Moloy Banerjee, Sergey V. Lindeman, and Rajendra Rathore
The Crystal and Molecular Structure of a Trifluoroacetylacetonate Complex of Scandium, Sc(CH3COCHCOCF3)3, Dennis W. Bennett, Tasneem Siddiquee, Daniel T. Haworth, and Sergey V. Lindeman
Generation of molecular complexity from cyclooctatetraene: synthesis of a protected 2-(3′-carboxy-2′-benzoylcyclopentyl)glycine, Subhabrata Chaudhury, Sergey Lindeman, and William Donaldson
Preparation, Characterization and Reactivity of (3-Methylpentadienyl)iron(1+) Cations, Subhabrata Chaudhury, Shukun Li, Dennis W. Bennett, Tasneem Siddiquee, Daniel T. Haworth, and William Donaldson
Revealing Nano-confinement in Degradation and Relaxation Studies of Two Structurally Different Polystyrene-Clay Systems, Kai Chen, Charles A. Wilkie, and Sergey Vyazovkin
Enhanced Fire Retardancy of Vinyl Ester Resins by Combination of Additives, Grace Chigwada and Charles A. Wilkie
The Influence of Carbon Nanotubes, Organically Modified Montmorillonites and Layered Double Hydroxides on the Thermal Degradation and Fire Retardancy of Polyethylene, Ethylene-Vinyl Acetate Copolymer and Polystyrene, Marius C. Costache, Matthew Heidecker, Evangelos Manias, Giovanni Camino, Alberto Frache, Gunter Beyer, Rakesh K. Gupta, and Charles A. Wilkie
Benzimidazolium Surfactants for Modification of Clays for Use with Styrenic Polymers, Marius C. Costache, Matthew Heidecker, Evangelos Manias, Rakesh K. Gupta, and Charles A. Wilkie