Zobrazeno 1 - 10
of 35
pro vyhledávání: '"Gregory W. Nyce"'
Publikováno v:
Organometallics. 30:1231-1235
Reactions between (η5-C5Me5)3M and (η5-C5Me5)2M′(μ-Ph)2BPh2 (M, M′ = La, Ce, Pr, Nd, Sm, and U; M radius < M′ radius) were examined to evaluate the relative steric crowding in the (C5Me5)3M series ...
Autor:
Octavio Cervantes, Craig M. Akaba, George Q. Langstaff, Alex V. Hamza, Johann P. Lotscher, G. Glendinning, Matthew Bono, Nick Teslich, T. R. Dittrich, R.J. Foreman, Steven R. Strodtbeck, Gregory W. Nyce, Ralph H. Page
Publikováno v:
Fusion Science and Technology. 55:318-324
Targets were fabricated at Lawrence Livermore National Laboratory and were shot on the Omega laser to study the equation of state of nanoporous copper. The targets had a planar configuration and co...
Autor:
Alex V. Hamza, Gregory W. Nyce, Stefan A. Maier, Monika M. Biener, Andrea M. Hodge, Juergen Biener
Publikováno v:
Advanced Materials. 20:1211-1217
We review different routes for the generation of nanoporous metallic foams and films exhibiting well-defined pore size and short-range order. Dealloying and templating allows the generation of both 2D and 3D structures that promise a plasmonic respon
Autor:
Gregory W. Nyce, Benjamin L. Davis, Ying-Chih Lin, William J. Evans, Alex Khvostov, Nathan T. Allen, Matthew A. Johnston, Timothy M. Champagne, Joseph W. Ziller
Publikováno v:
Journal of Coordination Chemistry. 59:1069-1087
The mono(pentamethylcyclopentadienyl) lanthanide complexes [(C5Me5)Yb(μ-I)(μ-η 5 : η 5-C5Me5)Yb(C5Me5)]n (1), {[(C5Me5)Sm]3(μ-Cl)4(μ 3-Cl)(μ 3-OH)(THF)}2 (2), {[(C5Me5)Sm]2 (μ-OH)(μ-Cl)4(μ 3-Cl)Mg(THF)2}2 (3), [(C5Me5)2Sm](μ-Cl)6(μ 3-Cl)2
Autor:
Gregory W. Nyce, Robert M. Waymouth, Russell C. Pratt, James L. Hedrick, Bas G. G. Lohmeijer, Eric C. Hagberg, Andrew P. Dove, Darcy A. Culkin
Publikováno v:
Polymer. 47:4018-4025
An organocatalytic approach to living and condensation polymerization using N -heterocyclic carbenes as nucleophilic catalysts is detailed. The N -heterocyclic carbene catalyst platform is extremely versatile with the nature of the substituents havin
Autor:
Jeremy M. Perotti, Gregory W. Nyce, Joseph W. Ziller, Robert D. Clark, Timothy M. Champagne, Matthew A. Johnston, Stosh A. Kozimor, Benjamin L. Davis, Cy H. Fujimoto, William J. Evans
Publikováno v:
Organometallics. 24:3916-3931
The synthesis of (C5Me5)3Ce and (C5Me5)3Pr from [(C5Me5)2Ln][(μ-Ph)2BPh2] and KC5Me5 completes the series of sterically crowded (C5Me5)3Ln complexes for the larger lanthanides, La−Nd and Sm, and allows a comparison of structure and reactivity as a
Autor:
Gregory W. Nyce, William J. Evans, Joseph W. Ziller, Robert J. Doedens, Stosh A. Kozimor, Benjamin L. Davis, Christopher A. Seibel, Jason C. Brady
Publikováno v:
Organometallics. 24:2269-2278
The reactions of the yttrium metallocene allyl complex [(C5Me4)SiMe2(CH2CHCH2)]2Y(C3H5), 1, with ethylene, trimethylaluminum, and hydrogen have been examined to determine how the olefins tethered t...
Autor:
James L. Hedrick, Robert M. Waymouth, Szilárd Csihony, Gregory W. Nyce, Tristan T. Beaudette, Alan C. Sentman
Publikováno v:
Advanced Synthesis & Catalysis. 346:1081-1086
The ring-opening polymerization of lactide with commercially available Bredereck-type reagents in the presence or absence of alcohol initiators was carried out affording polylactide with controlled molecular weight and narrow polydispersities. An ani
Publikováno v:
Journal of the American Chemical Society. 125:13831-13835
Sterically crowded isoelectronic nf(3) (C(5)Me(5))(3)M complexes of neodymium and uranium, compounds which have unconventionally long metal ligand distances, are found to react very differently with CO as a substrate. The 4f(3) complex (C(5)Me(5))(3)
Publikováno v:
Journal of Organometallic Chemistry. 677:89-95
Examination of the chemistry of sterically crowded (C5Me4R)3Ln complexes has provided access to a series of [(C5Me4R)2Ln]2(μ-O) complexes: [(C5Me5)2La]2(μ-O), [(C5Me5)2Nd(NC5H4NC4H8)]2(μ-O), [(C5Me4iPr)2Sm]2(μ-O), [(C5Me4Et)2Gd]2(μ-O), and [(C5M