Department of Chemistry


Research Interests
Metal Chalcogenide
Zirconium Clusters
Metal-Rich Halides

courses

CHEM 102H

CHEM 462

CHEM 673

publications

Student Directory

About Prof. Hughbanks

Department of Chemistry
Texas A&M University
PO Box 30012
College Station, TX 77842-3012

(t) 979.845.0215
(l) 979.845.4732
(f) 979.847.8660

Hughbanks Research Group


Hughbanks Group Publications

2002-3

2000-1

1998-9

1996-7

1994-5

1992-3

-1991


1. M. Kertesz and T. Hughbanks, "Smooth Energy-Band Interpolation with Gradient Utilization", Phys. Rev. B, 24, 6870-6879 (1981).

2. T. Hughbanks, R. Hoffmann, M.-H. Whangbo, K. R. Stewart, O. Eisenstein and E. Canadell, "Electronic Origin of the Thermochromic Effect in 2,2',5,5'-tetramethylbistibole", J. Am. Chem. Soc., 104, 3976-3979 (1982).

3. T. Hughbanks and R. Hoffmann, "The (Mo3Se3-)ƒ Chain", Inorg. Chem. 21, 3578-3580 (1982).

4. T. Hughbanks and R. Hoffmann, "Molybdenum Chalcogenides: Clusters, Chains, and Extended Solids. The Approach to Bonding in Three Dimensions", J. Am. Chem. Soc., 105, 1150-1162 (1983).

5. T. Hughbanks and R. Hoffmann, "Chains of Trans-Edge-Sharing Molybdenum Octahedra: Metal-Metal Bonding in Extended Systems", J. Am. Chem. Soc., 105, 3528-3537 (1983).

6. R. Hoffmann, T. Hughbanks, M. Kertesz and P. Bird, "A Hypothetical Metallic Allotrope of Carbon", J. Am. Chem. Soc., 105, 4831-4832 (1983).

7. J. K. Burdett and T. Hughbanks, "NbO and TiO: A Study of the Structural and Electronic Stability of Structures Derived from Rocksalt", J. Am. Chem. Soc., 106, 3101-3113 (1984).

8. E. Canadell, O. Eisenstein, and T. Hughbanks, "Electronic Switching of Ring Orientation in Cyclopentadienyl-Bridged Polymers", Inorg. Chem., 23, 2435-2440 (1984).

9. J. K. Burdett and T. Hughbanks, "Aspects of Metal-Metal Bonding in Early Transition Metal Dioxides", Inorg. Chem., 24, 1741-1750 (1985).

10. T. Hughbanks, "Superdegenerate Electronic Energy Levels in Extended Systems", J. Am. Chem. Soc., 107, 6851-6859 (1985).

11. R. A. Wheeler, M.-H. Whangbo, T. Hughbanks, R. Hoffmann, J. K. Burdett, and T. A. Albright, "Symmetric vs. Asymmetric M-X-M Linkages in Molecules, Polymers and Extended Networks", J. Am. Chem. Soc., 108, 2222-2236 (1986).

12. T. Hughbanks, "Can M6X8 Clusters Form Intercluster Metal-Metal Bonds?", Inorg. Chem., 25, 1492-1497 (1986).

13. J. K. Burdett, E. Canadell and T. Hughbanks, "Symmetry Control of the Coloring Problem: The Electronic Structure of MB2C2 (M = Ca,La,...)", J. Am. Chem. Soc., 108, 3971-3976 (1986).

14. T. Hughbanks, G. Rosenthal and J. D. Corbett, "Alloy Clusters: The Encapsulation of Transition Metals (Mn,Fe,Co,Ni) within Cluster Halides of Zirconium and the Rare Earth Metals", J. Am. Chem. Soc., 108, 8289-8290 (1986).

15. J. K. Burdett, T. Hughbanks, G. J. Miller, J. W. Richardson, Jr., and J. V. Smith, "Structural-Electronic Relationships in Inorganic Solids: Powder Neutron Diffraction Studies of the Rutile and Anatase Polymorphs of Titanium Dioxide at 15K and 295K", J. Am. Chem. Soc., 109, 3639-3646 (1987).

16. J. K. Burdett and T. Hughbanks, "Alternative Modes of Conjugation in Conducting Polymers", J. Chem. Phys., 88, 1328-1336 (1988).

17. T. Hughbanks, G. Rosenthal and J. D. Corbett, "Encapsulation of the Transition Metals Chromium Through Cobalt in Zirconium Cluster Halides", J. Am. Chem. Soc., 110, 1511-1516 (1988).

18. S. M. Kauzlarich, T. Hughbanks, J. D. Corbett, P. Klavins, and R. N. Shelton, "Structure and Properties of Two Extended Chain Compounds, Y4I5C and Y6I7C2", Inorg. Chem., 27, 1791-1797 (1988).

19. T. Hughbanks and J. D. Corbett, "Rare-Earth-Metal Iodide Clusters Centered by Transition Metals: Synthesis, Structure, and Bonding of R7I12M Compounds (R = Sc, Y, Pr, Gd; M = Mn, Fe, Co, and Ni)", Inorg. Chem., 27, 2022-2026 (1988).

20. T. Hughbanks and J. D. Corbett, "Encapsulation of Heavy Transition Metals in Iodide Clusters: Synthesis, Structure and Bonding of the Unusual Cluster Phase Y6I10Ru", Inorg. Chem., 28, 631-635 (1989).

21. T. Hughbanks and M. Kertesz, "Superdegeneracies in Extended Systems; A Prerequisite for ¼ Ferromagnets?", Mol. Cryst. Liq. Cryst., 176, 115-124 (1989).

22. T. Hughbanks, "Bonding in Clusters and Condensed Cluster Compounds that Extend in One, Two and Three Dimensions", Prog. Solid State Chem., 19, 329-373 (1989).

23. M.-H. Whangbo, M. Evain, T. Hughbanks, M. Kertesz, S. Wijeyesekera, C. Wilker, C. Zheng, and R. Hoffmann, "EHMACC: Extended Hückel Molecular and Crystal Calculations", QCPE., 9, 61 (1989).

24. T. Hughbanks and Kyeong-Ae Yee, "Superdegeneracies and Orbital Delocalization in Extended Organic Systems", D. Gatteschi, O. Kahn, J. S. Miller, and F. Palacio (eds.), Magnetic Molecular Materials, pp. 133-144 (1991).

25. S.-J. Kim, K. S. Nanjundaswamy and T. Hughbanks, "The Single Crystal Structure of Ta3S2. Structure and Bonding in the Ta6Sn (n = 1, 3, 4, 5?) Pentagonal Anti-prismatic Chain Compounds", Inorg. Chem., 30, 159-164 (1991).

26. K. A. Yee and T. Hughbanks, "The Utility of Semilocalized Bonding Schemes in Extended Systems; Three Center Metal-Metal Bonding in MoS2, Hx(Nb,Ta)S2, and ZrS", Inorg. Chem., 30, 2321-2328 (1991).

27. T. Hughbanks, "The Metal-Nonmetal Bond in the Solid State"; in Inorganometallic Chemistry, Fehlner, T. P. Ed.; Plenum Press: New York; 1992, pp. 289-331.

28. M. W. Payne, P. K. Dorhout, S.-J. Kim, T. Hughbanks, and J. D. Corbett, "Chains of Centered Metal Clusters with a Novel Range of Distortions", Inorg. Chem., 31, 1389-1394 (1992).

29. K. A. Yee and T. Hughbanks, "Semilocalized Bonding Schemes in Extended Systems; Orbital Localization in Y2Cl3 and Interstitial Derivatives", Inorg. Chem., 31, 1620-1625 (1992).

30. K. A. Yee and T. Hughbanks, "Spin State Stabilities and Distortions of the Novel MNIons Found in Solid State Nitrides", Inorg. Chem., 31, 1921-1925 (1992).

31. K. S. Nanjundaswamy and T. Hughbanks, "Subtleties of Structure and Bonding in Ta-S-Se and Ta-Nb-S Solid Solutions", J. Solid State Chem., 98, 278-290 (1992).

32. M. R. Bond and T. Hughbanks, "Electronic Spectra and Electronic Structures of [Zr6Cl12Z]Cl6n- (Z = Be, B, Fe) Clusters", Inorg. Chem., 31, 5015-5021 (1992).

33. K. Ahn and T. Hughbanks, "Single-Crystal Electrical Resistivities of Some Ta-rich Chalcogenides", J. Solid State Chem., 102, 446-454 (1993).

34. Y. Tian and T. Hughbanks, "5d Orbital and Electronic Localization in Rare Earth Diiodides and Pr2X5 (X = Br, I)", Inorg. Chem., 32, 400-405 (1993).

35. J. R. Ungerer and T. Hughbanks, "The Electronic Structure of Sc3@C82", J. Am. Chem. Soc., 115, 2054-2055 (1993).

36. M. T. Green and T. Hughbanks, "The Electronic Structure of Nitridometallates; Molecular and Extended Chain Ions", Inorg. Chem., 32, 5611-5615 (1993).

37. K. Ahn, T. Hughbanks, K. D. D. Rathnayaka and D. G. Naugle, "Electrical Properties of the Square-Antiprismatic Chain Compounds M4Br4Os (M = Y, Er) and M4Te4Z (M = Nb, Ta; Z = Si, Cr, Fe, Co)", Chem. Mater., 6, 418-423 (1994).

38. R. L. Abdon and T. Hughbanks, "New Ternary Hafnium Tellurides, Hf8Te6M (M = Mn, Fe), Containing M-centered Tetrakaidecahedra", Chem. Mater., 6, 424-428 (1994).

39. C. E. Runyan Jr. and T. Hughbanks, "Excising Hexanuclear Zirconium Clusters from Solids as a Route to Zirconium Cluster Solution Chemistry", J. Am. Chem. Soc., 116, 7909-7910 (1994).

40. R. L. Abdon and T. Hughbanks, "Hf3Te2: A New and Remarkable Layered Compound", Angew. Chem. Int. Ed. Engl., 33, 2328-2330 (1994); Angew. Chem., 106, 2414-2416 (1994).

41. M. Kertesz and T. Hughbanks, "Low Bandgap Ladder Polymers", Synth. Metals, 69, 699-700 (1995).

42. F. A. Cotton, T. Hughbanks, C. E. Runyan Jr., and W. A. Wojtczak, "Halide Supported Octahedral Clusters of Zirconium: Structural and Bonding Questions", in Early Transition Metal Clusters with ½-Donor Ligands, Chisholm, M. H. Ed.; VCH Publishers: New York; 1995, pp. 1-26.

43. T. Hughbanks and Y. Tian, "On the Structure and Composition of Carbon Nitride", Solid State Commun., 96, 321-325 (1995).

44. C. Wang, R. L. Abdon, T. Hughbanks, and J. H. Reibenspies "Hf2.64Zr0.36Te4 and MIxZr3Te4 (MI = Na, K, Rb, Cs); new compounds of the Nb3Te4-structure type", J. Alloys and Comp., 226, 10-18 (1995).

45. R. L. Abdon and T. Hughbanks, "Stabilization of Metal-Rich Compounds by Polar-Intermetallic Bonding. Synthesis, Structure, and Bonding in Hf5MTe3 (M = Fe, Co)", J. Am. Chem. Soc., 117, 10035-10040 (1995).

46. C. Wang and T. Hughbanks, "Main Group Element Size and Substitution Effects on the Structural Dimensionality of Zirconium Tellurides of the ZrSiS Type", Inorg. Chem., 34, 5524-5529 (1995).

47. T. Hughbanks, "Exploring the Metal-rich Chemistry of the Early Transition Elements", J. Alloys and Comp., 229, 40-53 (1995).

48. Y. Tian and T. Hughbanks, "Extraction and Isolation of the [(Zr6B)Cl18]5- Cluster from a Solid State Precursor", Inorg. Chem., 34, 6250-6254 (1995).

49. Y. Tian and T. Hughbanks, "Extraction and Isolation of the One-electron Oxidized [(Zr6Be)Cl18]5- and [(Zr6B)Cl18]4- Clusters from Solid State Precursors", Z. Anorg. Allg. Chem., 622, 425-431 (1996).

50. J. Xu, M. Greenblatt, T. Emge, P. Höhn, T. Hughbanks, and Y. Tian "Crystal Structure, Electrical Transport and Magnetic Properties of Niobium Phosphide: NbP", Inorg. Chem., 35, 845-849 (1996).

51. G. B. Kauffman, T. Hughbanks, G. T. Seaborg, H. B. Gray, and R. T. Paine, Jr., review of the Encyclopedia of Inorganic Chemistry (R. B. King, Editor in Chief), in Angew. Chem. Int. Ed. Eng., 33, 1738-1739 (1996); Angew. Chem., 108, 1333-1334 (1996).

52. C. Wang and T. Hughbanks, "New Zr6MTe2 (M = Mn, Fe, Co, Ni, Ru, Pt), Zr6Fe0.6Se2.4 and Zr6Fe0.57S2.43 Intermetallics; Structural Links between Binary (Zr,Hf)3M Alloys and Porous Metal-Rich Tellurides", Inorg Chem., 35, 6987-6994 (1996).

53. C. Wang, J. Kim, and T. Hughbanks, "Synthesis and Structure of Novel Ternary Manganese Tellurides; MMnTe2 (M = Li, Na), Na3Mn4Te6, and Na3Mn4.7Te6", Materials Research Society Symposium Proceedings, A. Jacobson, P. Davies, T. Vanderah, and C. Torardi, Eds., 453, 23-28 (1997).

54. J. D. Harris and T. Hughbanks "Multinuclear Magnetic Resonance Spectroscopy of Centered Zirconium Halide Clusters", J. Am. Chem. Soc., 119, 9449-9459 (1997).

55. J. D. Harris and T. Hughbanks "Synthesis and Characterization of the Isocyanide Ligated Centered Zirconium Halide Cluster [(Zr6Be)Cl12(CNXyl)6]", J. Cluster Sci., 8, 521-531 (1997).

56. C. Wang, C. Eylem, and T. Hughbanks, "New Layered Zirconium Tellurides: Zr0.30ZrTe2, Zr0.29Zr2Te2As, and NaZr2Te2As", Inorg. Chem., 37, 390-397 (1998).

57. J. Kim, C. Wang, and T. Hughbanks, "Synthesis and Structure of New Manganese Tellurides: AMnTe2 (A = Li, Na)", Inorg. Chem., 37, 1428-1429 (1998).

58. X. Xie, J. H. Reibenspies, and T. Hughbanks "Probing the Coordination Chemistry of [Zr6BCl12]+; A Cluster Especially Amenable to NMR Study", J. Am. Chem. Soc., 120, 11391-11400 (1998).

59. G. J. Long, D. Hautot, A. Mohan, T. Hughbanks, Xiaobing Xie, and F. Grandjean "Compounds with Extremely Negative Mössbauer-effect Isomer Shifts: A Probe of Intermetallic Bonding in Zr6Cl14Fe, LiZr6Cl15Fe, and KZr6Cl15Fe", J. Am. Chem. Soc., 120, 12163-12164 (1998).

60. J. Kim, C. Wang, and T. Hughbanks "Synthesis and Structures of New Layered Ternary Manganese Tellurides: AMnTe2 (A = K, Rb, Cs), Na3Mn4Te6, and NaMn1.56Te2", Inorg. Chem, 38, 235-242 (1999).

61. D. Sun and T. Hughbanks "Electrochemistry of Centered Hexanuclear Zirconium Halide Clusters in Ambient-Temperature Chloroaluminate Molten Salts", Inorg. Chem., 38, 992-997 (1999).

62. X. Xie and T. Hughbanks "Isolation of Reduced Zirconium Chloride Clusters [(Zr6ZCl12)Cl6]n-(Z = C, n = 4; Z = B, n = 5) From Acidic Aqueous Solution", Angew. Chem. Int. Ed., 38, 1777-1779 (1999); Angew. Chem., 111, 1894-1897 (1999).

63. J. Kim and T. Hughbanks "Synthesis and Structures of New Layered Ternary Manganese Selenides: AMnSe2 (A = Li, Na, K, Rb, Cs) and Na2Mn2Se3", J. Solid State Chem., 145, 217-225 (1999).

64. X. Xie and T. Hughbanks "Isolation of a Water-Stable B-centered Hexazirconium Bromide Cluster, trans-[(Zr6BBr12)Br4(H2O)2]3-", Solid State Sciences, 1, 463-471 (1999).

65. J. Kim and T. Hughbanks "Synthesis and Structures of Ternary Chalcogenides of Aluminum and Gallium with Stacking Faults: KMQ2 (M = Al, Ga; Q = Se, Te)", J. Solid State Chem., 149, 242-251 (2000).

66. X. Xie and T. Hughbanks "Reduced Zirconium Halide Clusters in Aqueous Solution", Inorg. Chem., 39, 555-561 (2000).

67. D. Sun and T. Hughbanks "Chloroaluminate Ionic Liquids as Reagents for Isolating Soluble Hexanuclear Zirconium Halide Cluster Compounds", Inorg. Chem., 39, 1964-1968 (2000).

68. J. Kim and T. Hughbanks "Synthesis and Structures of New Ternary Aluminum Chalcogenides: LiAlSe2, a-LiAlTe2, and b-LiAlTe2", Inorg. Chem., 39, 3092-3097 (2000).

69. C. Magliocchi, X. Xie, and T. Hughbanks "A Cyanide-Bridged Chain of Mo6Se8 Clusters; A Product of Cyanide-Melt Cluster Synthesis", Inorg. Chem., 39, 5000-5001 (2000).

70. X. Xie, J. Jones, and T. Hughbanks "Centered Hexazirconium Iodide Clusters; Excision from Solid State Precursors", Inorg. Chem., 40, 522-527 (2001).

71. F. Meng and T. Hughbanks "Er7Ni2Te2: The Most Rare-Earth Metal-Rich Ternary Chalcogenide", Inorg. Chem., 40, 2482-2483 (2001).

72. J. Kim and T. Hughbanks "Direct and indirect preparation of layered quaternary manganese tellurides; AMnxMyTe2 (A = Li, Na; M = Cu, Ag; x + y £ 2)" , J. Alloys and Comp., 327, 116-120 (2001).

73. J. Kim, Song-Ho Byeon, and T. Hughbanks "Rearrangement of Host Layers upon the Insertion of Organic Cations: Synthesis and Structure of (CH3NH3)MnTe2", Chem. Mater., 14, 9-11 (2002).

74. X. Xie and T. Hughbanks "N-Centered Hexazirconium Chloride Clusters; Excision and Redox Chemistry", Inorg. Chem., 41, 1824-1830 (2002).

75.    L. E. Roy and T. Hughbanks “Rules for Understanding and Designing Novel Molecule-Based Rare-Earth Magnetic Compounds”, Materials Research Society Symposium Proceedings, M. Greenblatt, M.A. Alario-Franco, M.S. Whittingham, G. Rohrer, Eds., 755, DD1.6.1-1.6.6 (2003).

76.    L. E. Roy and T. Hughbanks “d-Electron Mediated 4f7-4f7 Exchange in Gd-rich Compounds;  Spin Density Functional Study of Gd2Cl3”, J. Solid State Chem., 176, 294-305 (2003).

77.    F. Meng, C. Magliocchi, and T. Hughbanks “Synthesis, Structure and Bonding of Gd6MTe2 (M = Co, Ni), Er6RuTe2”, J. Alloys and Comp., 358, 98-103 (2003).

78.    T. Hughbanks “Bonding and Properties of Centered Hexanuclear Zirconium Clusters”, in Comprehensive Coordination Chemistry II, A.B.P Lever,  Ed., ; Elsevier Publishers: New York; 2003, pp. 1-10.

79.    A. Tripathi, T. Hughbanks, and A. Clearfield “The First Framework Solid Composed of Vanadosilicate Clusters” J. Am. Chem. Soc., 125, 10528-10529 (2003).

80.    C. Magliocchi and T. Hughbanks “Cyanide-Melt Synthesis of Reduced Molybdenum Selenide Clusters”, Inorg. Chem., 43, 1902-1911 (2004).

81.    J. Shen and T. Hughbanks “A DFT Study of the Interstitial Chemical Shifts in Main Group Element Centered Hexazirconium Halide Clusters”, J. Phys. Chem. A, 108, 350-7 (2004).

82.    C. Magliocchi, F. Meng, and T. Hughbanks “Rare-Earth-rich Tellurides: Gd4NiTe2 and Er5M2Te2 (M = Co, Ni)”, J. Solid State Chem., 177, 3896-3902 (2004).

83.    L. E. Roy and T. Hughbanks “Magnetic Coupling in Dinuclear Gd Complexes”, J. Am. Chem. Soc., 128, 568-575 (2006).

84.    L. E. Sweet, L. E. Roy, F. Meng, and T. Hughbanks “Ferromagnetic Coupling in Hexanuclear Gd Complexes”, J. Am. Chem. Soc., 128, 10193-201 (2006).

85.    L. E. Roy and T. Hughbanks “Electronic Transitions in [Re6S8X6]4- (X=Cl, Br, I):  Results from Time-Dependent Density Functional and Solid State Calculations”, Inorg. Chem, 45, 8273-82 (2006).

86.    L. E. Roy and T. Hughbanks “A Tight-Binding Method for Predicting Magnetic Ordering in Gd-containing Solids: Application to GdB2C2”, J. Phys. Chem. B, 110, 20290-6 (2006).

87.    L. E. Sweet and T. Hughbanks “CsR(R6CoI12)2 (R= Gd, Er) and (CeI)0.24(Ce6MnI9)2: Two New Structure Types Featuring R6Z Clusters”, Inorg. Chem., 45, ASAP (2006).

88. T. Cagin, U. Häussermann, T. Hughbanks, S. D. Mahanti, D. Morgan, D. Seo, N. Spaldin, “Modeling and Prediction through Theory” in press (2006).

submitted for publication:

89.    L. E. Roy and T. Hughbanks “Magnetic Ordering in Gd-containing Solids: Gd2S3”, J. Solid State Chem., submitted for publication.

(Updated: 11/13/2006)

E-Mail Professor Hughbanks: trh@mail.chem.tamu.edu