Zobrazeno 1 - 10
of 171
pro vyhledávání: '"K. D. Sorge"'
Autor:
Adam J. Rondinone, K. D. Sorge, C. B. dela Cruz, A. Kyriacou, Th. Leventouri, Vasile O. Garlea, Bryan C. Chakoumakos
Publikováno v:
Journal of Materials Science. 48:3535-3545
Simultaneous Rietveld refinements of X-ray and neutron powder diffraction patterns were applied to study the effect of Fe substitution on the crystal structure properties of the Ca5−x Fe x (PO4)3OH system (0 ≤ x ≤ 0.3). From variations of the C
Publikováno v:
Journal of Materials Science. 46:3982-3988
The mechanical properties of SC-15 epoxy can be significantly enhanced when reinforced with nanofillers. In this study, SC-15 epoxy is loaded with iron oxide nanoparticles and chemically functionalized single-wall carbon nanotubes and cured in a mode
Publikováno v:
Thin Solid Films. 516:6063-6070
The electromagnetic behavior of nanoscale layered and particulate structures of Fe x Al 1 − x N y O 1 − y materials have potential applications in medical device technologies. Iron and aluminum have been co-sputtered in an Ar–N 2 ambient to for
Autor:
Kate L. Klein, Michael L. Simpson, Ian M. Anderson, Anatoli V. Melechko, James R Thompson, Th. Leventouri, Timothy E. McKnight, K. D. Sorge, Philip D. Rack, Jason D. Fowlkes
Publikováno v:
Metallurgical and Materials Transactions A. 37:3423-3427
Fe−Co composition gradient and Fe−Pt multilayer alloy films were tested as catalysts for groving vertically aligned carbon nanofibers (VACNFs) by plasma-enhanced chemical vapor deposition (PECVD). The Fe−Co film yielded nanofibers with alloy ti
Autor:
David K. Christen, James R Thompson, Claudia Cantoni, H. R. Kerchner, K. D. Sorge, Mariappan Parans Paranthaman
Publikováno v:
Superconductor Science and Technology. 18:970-976
We have investigated the pinning of vortices in high-Jc films of polycrystalline MgB2, by studying the dependence of current density J on electric field E using both magnetic and transport methods. Precursor films of amorphous boron, deposited on sap
Autor:
John D. Budai, S. P. Withrow, C. W. White, K. D. Sorge, James R. Thompson, J. M. Williams, Lynn A. Boatner, Al Meldrum
Publikováno v:
Journal of Applied Physics. 95:8160-8166
The properties of FePt nanoparticles formed by the implantation of Fe+Pt into c-axis-oriented Al2O3 single crystals followed by thermal annealing are shown to be strongly dependent on the annealing environment. Annealing in a reducing environment (fl
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 207:36-44
Ion implantation and thermal processing can be used to create a variety of single-element or compound ferromagnetic nanocrystals embedded in dielectric host materials. This approach leads to the formation of nanocomposites with several attractive cha
Autor:
C. W. White, K. D. Sorge, James R. Thompson, S. P. Withrow, John D. Budai, Lynn A. Boatner, Al Meldrum
Publikováno v:
Journal of Applied Physics. 93:5656-5669
Oriented Fe1−xPtx nanoparticles have been formed in single-crystal Al2O3 host matrices by the sequential implantation of Fe and Pt ions followed by thermal annealing. For x in the range of ∼35–55 at. % Pt, these nanoparticles are in the chemica
Autor:
Lynn A. Boatner, K. D. Sorge, C. W. White, James R Thompson, S. P. Withrow, Ramki Kalyanaraman, John D. Budai
Publikováno v:
Journal of Magnetism and Magnetic Materials. 260:319-329
Ion implantation followed by thermal processing has been used to synthesize nanoparticles of cobalt–platinum (Co–Pt) alloys in single-crystal Al2O3. Several phases, including CoPt in the L10 structure, Co3Pt, and CoPt3 that has the L12 structure,
Autor:
C. W. White, Lynn A. Boatner, K.S. Beaty, Al Meldrum, S. P. Withrow, John D. Budai, K. D. Sorge, C. E. Vallet, James R. Thompson
Publikováno v:
Journal of Applied Physics. 92:6200-6204
Magnetic force microscopy (MFM) has been used to investigate the properties of ferromagnetic FePt nanoparticles produced by the implantation of Fe and Pt ions into single-crystal Al2O3 or fused SiO2 followed by thermal processing. The MFM results are