All Faculty and Research Staff Publications

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1999
Sohn HL, Huddleston RR, Powell DR, West R, Oka K, Xu YH. An electroluminescent polysilole and some dichlorooligosiloles. Journal of the American Chemical Society. 1999 ;121:2935-2936.
Tran NT, Kawano M, Powell DR, Hayashi RK, Campana CF, Dahl LF. Isostructural Au6Pd6(Pd6-xNix)Ni-20(CO)(44) (6-) and Au6Ni32(CO)(44) (6-) clusters containing corresponding nonstoichiometric Au6Pd6(Pd6-xNix)Ni-20 and stoichiometric Au6Ni32 nanosized cores: Substitutional Pd Ni crystal disorder (coloring problem) at onl. Journal of the American Chemical Society. 1999 ;121:5945-5952.
Hegg EL, Mortimore SH, Cheung CL, Huyett JE, Powell DR, Burstyn JN. Structure-reactivity studies in copper(II)-catalyzed phosphodiester hydrolysis. Inorganic Chemistry. 1999 ;38:2961-2968.
Appella DH, Christianson LA, Karle IL, Powell DR, Gellman SH. Synthesis and characterization of trans-2-aminocyclohexanecarboxylic acid oligomers: An unnatural helical secondary structure and implications for beta-peptide tertiary structure. Journal of the American Chemical Society. 1999 ;121:6206-6212.
Appella DH, Christianson LA, Klein DA, Richards MR, Powell DR, Gellman SH. Synthesis and structural characterization of helix-forming beta-peptides: trans-2-aminocyclopentanecarboxylic acid oligomers. Journal of the American Chemical Society. 1999 ;121:7574-7581.
Nelsen SF, Ismagilov RF, Gentile KE, Powell DR. Temperature effects on electron transfer within intervalence bis(hydrazine) radical cations. Journal of the American Chemical Society. 1999 ;121:7108-7114.
Eichler BE, Miracle GE, Powell DR, West R. Three stable 1-silapropadienes. Main Group Metal Chemistry. 1999 ;22:147-162.
1998
Chung YJ, Christianson LA, Stanger HE, Powell DR, Gellman SH. A beta-peptide reverse turn that promotes hairpin formation. Journal of the American Chemical Society. 1998 ;120:10555-10556.
Nelsen SF, Ismagilov RF, Powell DR. Effects of bridge redox state levels on the electron transfer and optical properties of intervalence compounds with hydrazine charge-bearing units. Journal of the American Chemical Society. 1998 ;120:1924-1925.
Reich IL, Lardy H, Wei Y, Marwah P, Kneer N, Powell DR, Reich HJ. Ergosteroids - III. Syntheses and biological activity of seco-steroids related to dehydroepiandrosterone. Steroids. 1998 ;63:542-553.
Tran NT, Kawano M, Powell DR, Dahl LF. Pd-59(CO)(32)(PMe3)(21): A nanosized metal cluster containing a trigonal D-3 Pd-59 core with 11 interior palladium atoms. Journal of the American Chemical Society. 1998 ;120:10986-10987.
Koe JR, Powell DR, Buffy JJ, Hayase S, West R. Perchloropolysilane: X-ray structure, solid-state Si-29 NMR spectroscopy, and reactions of SiCl2 (n). Angewandte Chemie-International Edition. 1998 ;37:1441-1442.
Nelsen SF, Tran HQ, Ismagilov RF, Ramm MT, Chen LJ, Powell DR. Structural information from hydrazine radical cation optical absorption spectra. Journal of Organic Chemistry. 1998 ;63:2536-2543.
Haaf M, Schmiedl A, Schmedake TA, Powell DR, Millevolte AJ, Denk M, West R. Synthesis and reactivity of a stable silylene. Journal of the American Chemical Society. 1998 ;120:12714-12719.
Koe JR, Powell DR, Buffy JJ, West R. X-ray structure and solid state Si-29 NMR spectroscopy of the octahalocyclotetrasilanes, Si4Cl8 and Si4Br4. Polyhedron. 1998 ;17:1791-1793.
1997
Krauthauser S, Christianson LA, Powell DR, Gellman SH. Antiparallel sheet formation in beta-peptide foldamers: Effects of beta-amino acid substitution on conformational preference. Journal of the American Chemical Society. 1997 ;119:11719-11720.
Nelsen SF, Ismagilov RF, Powell DR. Charge-localized p-phenylenedihydrazine radical cations: ESR and optical studies of intramolecular electron transfer rates. Journal of the American Chemical Society. 1997 ;119:10213-10222.
Sohn H, Powell DR, West R, Hong JH, Joo WC. Dimerization of the silole anion C4Ph4SiMe (-) to a tricyclic diallylic dianion. Organometallics. 1997 ;16:2770-2772.
Nelsen SF, Ramm MT, Ismagilov RF, Nagy MA, Trieber DA, Powell DR, Chen X, Gengler JJ, Qu QL, Brandt JL, et al. Estimation of self-exchange electron transfer rate constants for organic compounds from stopped-flow studies. Journal of the American Chemical Society. 1997 ;119:5900-5907.
Millevolte AJ, Vandenwinkel Y, Powell DR, West R. Formation of a silafluorene from and intramolecular ring-closure reaction. Organometallics. 1997 ;16:5375-5376.
McQuade DT, McKay SL, Powell DR, Gellman SH. Indifference to hydrogen bonding in a family of secondary amides. Journal of the American Chemical Society. 1997 ;119:8528-8532.
Nelsen SF, Ramm MT, Wolff JJ, Powell DR. Intramolecular electron transfer between doubly four sigma-bond-linked tetraalkylhydrazine cationic and neutral units. Journal of the American Chemical Society. 1997 ;119:6863-6872.
Nelsen SF, Trieber DA, Wolff JJ, Powell DR, RogersCrowley S. Intramolecular electron transfer between doubly six sigma-bond-linked trialkyldiazenium cation and diazenyl radical units. Journal of the American Chemical Society. 1997 ;119:6873-6882.
Sohn H, Merritt J, Powell DR, West R. A new spirocyclic system: Synthesis of a silaspirotropylidene. Organometallics. 1997 ;16:5133-5134.
Appella DH, Christianson LA, Klein DA, Powell DR, Huang XL, Barchi JJ, Gellman SH. Residue-based control of helix shape in beta-peptide oligomers. Nature. 1997 ;387:381-384.
Nelsen SF, Klein SJ, Trieber DA, Ismagilov RF, Powell DR. sigma,pi Interaction in halogen-substituted biadamantylidene radical cations. Journal of Organic Chemistry. 1997 ;62:6539-6546.
Holmgren SK, Savage PB, Desper JM, Schladetzky KD, Powell DR, Gellman SH. Steric control of oxidation selectivity in macrocyclic phosphine oxide-dithioethers. Tetrahedron. 1997 ;53:12249-12262.
Trommer M, Miracle GE, Eichler BE, Powell DR, West R. Synthesis and reactivity of several stable 1-silaallenes. Organometallics. 1997 ;16:5737-5747.
Cho EJ, Lee V, Yoo BR, Jung IN, Sohn H, Powell DR, West R. Synthesis and structures of silyl-group-containing hexaalkylated benzenes. Organometallics. 1997 ;16:4200-4205.
Frenzel A, Buffy JJ, Powell DR, Muller T, West R. Synthetic and structural studies of 1-sila-2,5-diaryltetrazenes. Chemische Berichte-Recueil. 1997 ;130:1579-1583.

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