Williams Group publications

The Williams Group

University Park, PA

Research

More in various stages of preparation check back regularly! (last updated 6/26/08)

56. Levine, L. A.; Youm, H. W.; Yennawar, H. P.; Williams, M. E. “Synthesis and characterization of a Pt(dipyridyl thiophene) complex of a pyridyl-substituted aminoethylglycine artificial dipeptide” Eur. J. Inorg. Chem. 2008, Accepted

55. Thode, C. J. and Williams, M. E. “Grignard Functionalization of Weinreb Amide Modified Au Nanoparticles” Langmuir 2008, 24, 5988 – 5990.

54. Myers, C. P.; Gilmartin, B. P.; Williams, M. E. “Aminoethylglycine-Functionalized Ru(bpy)₃²⁺ with Pendant Bipyridines Self-Assemble Multimetallic Complexes by Cu and Zn Coordination” Inorg. Chem. 2008, in press.

53. Latham, A. H.; Williams, M. E. “TEM-Induced Structural Evolution in Amorphous Fe, Ni and Co Oxide Nanoparticles” Langmuir 2008, ASAP.

52. Williams, M. E. “Hybrid Materials, Synthesis, Characterization and Applications G. Kickelbick, Ed.” Adv. Mater., 2007, 845.

51. Latham, A. H.; Williams, M. E. “Controlling Transport and Chemical Functionality of Magnetic Nanoparticles” Accounts Chem. Research, 2008, 41, 411 – 420

50. Thode, C. J.; Williams, M. E. “Kinetics of 1,3-Dipolar Cycloaddition on the Surfaces of Au Nanoparticles” Journal of Colloid & Interface Science, 2008, 320(1), 346-352.

49. Latham, A. H.; Williams, M. E. “Functional Magnetic Nanoparticles as an Attractive Approach to Separations and Analysis” Lab Plus International. 2007, May – June, 8 – 11.

48. Latham, A.H.; Tarpara, A.P.; Williams, M. E. “Magnetic Field Switching of Nanoparticles between Orthogonal Microfluidic Channels” Anal. Chem. 2007, 79, 5746 - 5752.

47. Kirin, S. I.; Yennawar, H. P.; Williams, M. E. “Synthesis and Characterization of CuII Complexes with Amino Acid Substituted Di(2-pyridyl)amine Ligands” Eur. J. Inorg. Chem. 2007, 3686 – 3694.

46. Mullen, T. J.; Dameron, A. A.; Saavedra, H. M; Williams, M. E.; Weiss, P. S. “Dynamics of Solution Displacement in 1-Adamantanethiolate Self-Assembled Monolayers” J. Phys. Chem. C, 2007, 111, 6740.

45. Kirin, S. I.; Ohr, K.; Yennawar, H. P.; Morgan, C. M.; Levine, L. A.; Williams, M. E. “Synthesis and X-ray Single Crystal Structure Analysis of an Inorganic Nucleoside Analog” Inorg. Chem. Comm. 2007, 10, 652 – 656.

44. Ohr, K.; Williams, M. E. “Molecular Wire Behavior in Monolayers of Metal-Linked Artificial Oligopeptides” 2007, Submitted.

43. Williams, M. E.; Hutchins, B. M.; Platt, M.; Hancock, W. O. “Controlling Placement, Alignment and Transport of Microtubules with Magnetic Fields” ECS Transactions 2006, 3 (19), 1 - 7.

42. Ohr, K.; McLaughlin, R. L.; Williams, M. E. “Redox Behavior of Phenyl-Terpyridine Substituted Artificial Oligopeptides Cross-Linked by Co and Fe” Inorg. Chem. 2007, 46, 965 – 974.

41. Latham, A. H.; Wilson, M. J.; Schiffer, P.; Williams, M. E. “TEM-Induced Structural Evolution in Amorphous Fe Oxide Nanoparticles” J. Am. Chem. Soc. 2006, 128, 12632 – 12633.

40. Hutchins, B. M.; Platt, M.; Hancock, W. O.; Williams, M. E. “Motility of CoFe₂O₄ Nanoparticle-Labeled Microtubules in Magnetic Fields” Micro & Nano Letters 2006, 1, 47 – 52.

39. Hutchins, B. M.; Hancock, W. O.; Williams, M. E. “Magnet Assisted Fabrication of Microtubule Arrays” Phys. Chem. Chem. Phys. 2006, 8, 3507 – 3609.

38. Hutchins, B. M.; Platt, M.; Hancock, W. O.; Williams, M. E. “Directing Transport of CoFe₂O₄-Functionalized Microtubules with Magnetic Fields” Small 2007, 3, 126 - 131.

37. Fleming, D. A.; Thode, C. J.; Williams, M. E. “Triazole Cycloaddition as a General Route for Functionalization of Au Nanoparticles” Chem. Mater. 2006, 18, 2327 – 2334.

36. Latham, A. H. and Williams, M. E. “Versatile Routes toward Functional, Water-Soluble Nanoparticles via Trifluoroethylester-PEG-thiol Ligands” Langmuir 2006, 22, 4319 - 4326.

35. Platt, M.; Muthukrishnan, G.; Hancock, W. O.; Williams, M. E. “Selective Alignment of Magnetic Nanoparticle Functionalized Microtubules in Magnetic Fields”, J. Am. Chem. Soc. 2005, 127, 15686 – 15687.

34. Levine, L. A.; Morgan, C. M.; Ohr, K.; Williams, M. E. “Tetraplatinated Artificial Oligopeptides Afford High Affinity Intercalation into dsDNA” J. Am. Chem. Soc. 2005,127, 16764 – 16765.

33. Hutchins, B. M.; Morgan, T. T.; Williams, M. E. “Optical Properties of Fluorescent Mixtures: Comparing Quantum Dots to Organic Dyes” J. Chem. Ed. 2007, 84, 1301 – 1303.

32. Gilmartin, B. P.; McLaughlin, R. L.; Williams, M. E. “Artificial Tripeptide Scaffolds for Assembly of Hetero-, Multimetallic Structures with Tunable Electronic and Magnetic Properties” Chem. Mater. 2005, 17, 5466 - 5454.

31. Muthukrishnan, G.; Hutchins, B. M.; Williams, M. E.; Hancock, W. O. “Transport of Semiconductor Nanocrystals by Kinesin Molecular Motors” Small 2006, 2, 626 - 630.

30. Harper, A. S.; Leone, A. M.; Lee, D.; Wang, W.; Ranganathan, S.; Williams, M. E.; Murray, R. W. "Ion Atmosphere Relaxation Controlled Electron Transfers in Cobaltocenium Polyether Molten Salts” J. Phys. Chem. B 2005, 109, 18852-18859.

29. Ohr, K. L.; Gilmartin, B. P.; Williams, M. E. “Pyridine-Substituted Oligopeptides as Scaffolds for Assembly of Multimetallic Complexes:Variation in Chain Length” Inorg. Chem. 2005, 44, 7876 - 7885.

28. Latham, A. H.; Freitas, R.; Schiffer, P.; Williams, M. E. “Capillary Magnetic Field Flow Fractionation Separation and Analysis of Magnetic Nanoparticles” Anal. Chem. 2005, 77, 5055 - 5062.

27. Gilmartin, B. P.; Ohr, K. L.; McLaughlin, R. L.; Koerner, R.; Williams, M. E. “Artificial Oligopeptide Scaffolds for Stoichiometric Metal Binding” J. Am. Chem. Soc. 2005, 127, 9546 - 9555.

26. Dinolfo, P. H.; Williams, M. E.; Stern, C. L.; Hupp, J. T. "Rhenium-Based Molecular Rectangles as Frameworks for Ligand-Centered Mixed Valency and Optical Electron Transfer" J. Am. Chem. Soc. 2004, 126, 12989-13001.

25. Lyon, J. L.; Fleming, D. A.; Stone, M. B.; Schiffer, P.; Williams, M. E. "Synthesis of Fe Oxide Core/Au Shell Nanoparticles by Iterative Hydroxylamine Seeding" Nano Letters, 2004, 4, 719-723.

24. Fleming, D. A.; Williams, M. E. "Size Controlled Synthesis of Gold Nanoparticles Via High Temperature Reduction" Langmuir, 2004, 20(8), 3021-3023.

23. Harper, A. S.; Lee, D.; Crooker, J. C.; Williams, M. E.; Murray, R. W. "Parallel Variation of Mass Transport and Heterogeneous and Homogeneous Electron Transfer Rates in Hybrid Redox Polyether Molten Salts" J. Phys. Chem., 2004, 108, 1866 - 1873.

22. Hutchins, B. M.; Latham, A.; Williams, M. E. 2003 "Chemically Functional Semiconductor Nanocrystals: Electrochemistry and Self-Assembly on Surfaces" Proc. Mater. Res. Soc., 737, 169 - 174.

21. Fleming, D. A.; Napolitano, M.; Williams, M. E. 2003 "Chemically Functional Alkanethiol Derivatized Magnetic Nanoparticles" Proc. Mater. Res. Soc., 746, 207 – 212.

20. M.E. Williams, K.D.Benkstein, C.Abel, P.H. Dinolfo, and J.T. Hupp "Shape-Selective Transport Through Rectangle Based Molecular Materials: Thin-Film Scanning Electrochemical Microscopy Studies" Proc. Nat. Acad. Sci. 2002, 99, 5171.

19. Zhang, J.; Williams, M. E.; Keefe, M. H.; Morris, G. A.; Nguyen, S. T.; Hupp, J. T. "Molecular Sieving and Thin-film Transport by Molecular Materials Featuring Large (>20 Angstrom Diameter) Component Cavities" Electrochemical and Solid State Letters, 2001, accepted.

18. Williams, M. E.; Hupp, J. T. "Electrochemistry in Nanostructured Inorganic Molecular Materials" Proc.Mat.Res. Soc. 2001,676, Y1.5.1.

17. Williams, M. E.; Hupp, J. T. "Scanning Electrochemical Microscopy Assessment of Rates of Molecular Transport Through Mesoporous Thin Films of Porphyrinic "Molecular Squares"" J. Phys. Chem. B. 2001, 105, 8944-8950.

16. Kulescza, P.; Dickinson, E. V; Williams, M. E.; Murray, R.W " Solid State Voltammetry in Hybrid Hexacyanometallate-Polyether Melts" J. Phys. Chem. B. 2001, 105, 5833.

15. Leone, A. M.; Codden, S. J.; Williams, M. E.; Thorp, H. H.; Murray, R. W. "An Ionic Liquid Form of DNA: Redox-Active Molten Salts of Nucleic Acids. " J. Am. Chem. Soc. 2001, 123, 218.

14. Williams, M. E.; Hupp, J. T. "Mesoporous Inorganic Materials" in The Encyclopedia of Electrochemistry, Vol. 10, Bard, A. J.; Ed. Wiley-VCH Publishers, Germany, in press.

13. Williams, M. E.; Masui, H.; Murray, R. W. " Solid State Voltammetry In A Polyether-Tailed Co Tris(Bipyridine) Molten Salt: Ion Pairing Effects" J. Phys. Chem. B 2000, 104, 10699.

12. Williams, M. E.; Stevenson, K. J.; Massari, A. M.; Hupp, J. T. "Imaging Size-Selective Permeation through Micropatterned Thin Films Using Scanning Electrochemical Microscopy" Anal. Chem. 2000, 72, 3122.

11. Williams, M. E.; Murray, R. W. "Solid State Voltammetry of an Anthraquinone Molten Salt" J. Phys. Chem. B 1999, 103, 10221.

10. Dickinson, E. V; Masui, H.; Williams, M. E.; Murray, R. W. "Effect of Position of Polyether Attachment on the Electron Self-Exchange Activation Barrier Energies of Redox Polyether Hybrid Molten Salts" J. Phys. Chem. B 1999, 103, 11028.

9. Dickinson, E. V; Williams, M. E.; Hendrickson, S. M.; Masui, H.; Murray, R. W. "Hybrid Redox Polyether Melts Based on Polyether-Tailed Counterions" J. Am. Chem. Soc. 1999, 121, 613.

8. Williams, M. E.; Murray, R. W. "Polyether Tailed Perylene: Highly Soluble, Luminescent, Redox-Active Dyes" Chem. Mater. 1998, 10, 3603.

7. Williams, M. E. "Solvent Dynamic Control of Co(III/II) Heterogeneous Kinetics Over a 10¹¹ Range" Interface 1998, 7, 66.

6. Masui, H.; Williams, M.E.; Long, J. W.; Troutman, M.; Murray, R. W. "Effect of Positive Charge Concentration on TG in Completely Amorphous Salt-Polyether Solutions" Solid State Ionics 1998, 107, 175.

5. Long, J. W.; Terrill, R. H.; Williams, M. E.; Murray, R. W. "An Electron Time of Flight Method Applied to Charge Transport Dynamics in A Cobalt Bipyridine Redox Hybrid Polyether" Anal. Chem. 1997, 69, 5082.

4. Williams, M. E.; Crooker, J. C.; Pyati, R.; Lyons, L. J.; Murray, R. W. "A 10¹¹-Fold Range of Solvent Dynamics Control of Heterogeneous Electron Transfers of Co(III/II) tris(Bipyridine)" J. Am. Chem. Soc. 1997, 119, 10249.

3. Williams, M. E.; Lyons, L. J.; Long, J. W.; Murray, R. W. "Transport and Electron Transfer Dynamics in a Polyether-Tailed Cobalt Bipyridine Molten Salt: Electrolyte Effects" J. Phys. Chem. 1997, 101. 7584.

2. Emmenegger, F.; Williams, M. E.; Murray, R. W. “Hybrid Redox Polyether Copper Bipyridine Complex Molten Salts” Inorg. Chem.,1997, 36, 3146.

1. Williams, M. E.; Masui, H.; Long, J. W.; Malik, J.; Murray, R. W. “Electron Transport in Hybrid Redox Polyether Melts: Co and Fe Bipyridines with Attached Polyether Chains” J. Am. Chem. Soc. 1997, 119, 1997.