Zobrazeno 1 - 10
of 78
pro vyhledávání: '"A T Hargreaves"'
Autor:
R W Joubert, A T Hargreaves
Publikováno v:
The Journal for Transdisciplinary Research in Southern Africa, Vol 5, Iss 2, Pp e1-e14 (2009)
As part of the curriculum for Community Based Rehabilitation, final year students from the School of Audiology, Occupational Therapy and Speech-Language Pathology are involved in service learning projects in a semi rural area in KwaZulu-Natal. The pr
Externí odkaz:
https://doaj.org/article/a8de7d56c4f741a9bc8a10003cf8c968
Autor:
T. Hargreaves
Publikováno v:
English. 50:183-198
Publikováno v:
Physica C: Superconductivity. 294:55-70
We have produced LSCO ceramic samples by a sol–gel method, whose high quality is demonstrated by NQR and specific heat measurements. Many studies concerning the influence of phase purity, strontium homogeneity and oxygen stoichiometry on the superc
Publikováno v:
International Journal of Infrared and Millimeter Waves. 12:323-334
Design of a depressed collector system for a quasi-optical gyrotron, which had a severe constraint on the maximum allowable radius of the collector region is outlined. The needs for unwinding of spent beam and for energy sorting could be accommodated
Autor:
L. Yadon, J. Mancusi, D. Temple, D. Vellenga, R. True, J. Shaw, R. Symons, D. Palmer, T. Hargreaves, H.F. Gray
Publikováno v:
IEEE Conference Record - Abstracts. 1996 IEEE International Conference on Plasma Science.
Summary form only given. Microwave power tube cathodes set the most demanding performance standards for any application of field emitter arrays. Hundreds of milliamperes of total emission current is required for useable output power. For gated cathod
Publikováno v:
Critical Care
In-hospital (IHCA) and out-of-hospital cardiac arrest (OHCA) are associated with high mortality [1]. Studies suggest that up to 68% of OHCA is due to acute coronary syndrome, with 38% requiring percutaneous coronary intervention (PCI) [1]. However, r
Autor:
R. True, William T. Joines, D. Temple, D. Palmer, J. Mancusi, D. Vellenga, C.A. Ball, G.E. McGuire, L. Yadon, J. Shaw, T. Hargreaves, R. Symons, H.F. Gray
Publikováno v:
International Conference on Plasma Science (papers in summary form only received).
Summary form only given. This presentation will describe several fabrication methods developed at MCNC for silicon column emitters. Micrographs of the completed structures and arrays will be included. In addition, equipment and methods for electrical
Autor:
L. Yadon, D. Temple, D. Palmer, T. Hargreaves, R. True, D. Vellenga, R. Symons, William T. Joines, H.F. Gray, C.A. Ball, J. Mancusi, J. Shaw, G.E. McGuire
Publikováno v:
International Conference on Plasma Science (papers in summary form only received).
Silicon field emitter arrays show exciting potential applications as cathodes for microwave power devices. This presentation will discuss design considerations, fabrication techniques, test methods and results for silicon field emitter arrays produce
Publikováno v:
SAE Technical Paper Series.
Publikováno v:
Journal of the American Chemical Society. 98:2614-2617
Sulfur isotope effects were determined for the SN/sub 2/ reactions in ethanol at 60/sup 0/C of trimethylsulfonium ion with bromide, thiophenoxide, ethoxide, and phenoxide. The effects were 1.36, 1.20, 0.96, and 0.96 percent, respectively. The isotope