Search Results - "Kirby, R. E."

In situ cleaning of metal cathodes using a hydrogen ion beam by Dowell, D. H., King, F. K., Kirby, R. E., Schmerge, J. F., Smedley, J. M.

“…Metal photocathodes are commonly used in high-field rf guns because they are robust, straightforward to implement, and tolerate relatively poor vacuum compared…”
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Systematic study of polarized electron emission from strained GaAs∕GaAsP superlattice photocathodes by Maruyama, T., Luh, D.-A., Brachmann, A., Clendenin, J. E., Garwin, E. L., Harvey, S., Jiang, J., Kirby, R. E., Prescott, C. Y., Prepost, R., Moy, A. M.

“…Spin-polarized electron photoemission has been studied for GaAs∕GaAs1−xPx strained superlattice cathodes grown by gas-source molecular beam epitaxy. The…”
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Observation of plasma focusing of a 28.5 GeV positron beam by Ng, J S, Chen, P, Baldis, H, Bolton, P, Cline, D, Craddock, W, Crawford, C, Decker, F J, Field, C, Fukui, Y, Kumar, V, Iverson, R, King, F, Kirby, R E, Nakajima, K, Noble, R, Ogata, A, Raimondi, P, Walz, D, Weidemann, A W

“…The observation of plasma focusing of a 28.5 GeV positron beam is reported. The plasma was formed by ionizing a nitrogen jet only 3 mm thick. Simultaneous…”
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Observation of magnetic resonances in electron clouds in a positron storage ring by Pivi, M.T.F., Ng, J.S.T., Cooper, F., Kharakh, D., King, F., Kirby, R.E., Kuekan, B., Spencer, C.M., Raubenheimer, T.O., Wang, L.F.

“…The first experimental observation of magnetic resonances in electron clouds is reported. The resonance was observed as a modulation in cloud intensity for…”
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Secondary electron emission yields from PEP-II accelerator materials by Kirby, R.E., King, F.K.

“…The PEP-II B-Factory at SLAC operates with aluminum alloy and copper vacuum chambers, having design positron and electron beam currents of 2 and 1 A,…”
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Properties of TiN and TiZrV thin film as a remedy against electron cloud by Le Pimpec, F., Kirby, R.E., King, F., Pivi, M.

“…In many accelerators running positively charged beams, ionization of residual gas and secondary electron emission in the beam pipe will give rise to an…”
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Inhibition of release of neurotransmitters from rat dorsal root ganglia by a novel conjugate of a Clostridium botulinum toxin A endopeptidase fragment and Erythrina cristagalli lectin by Duggan, Michael J, Quinn, Conrad P, Chaddock, John A, Purkiss, John R, Alexander, Frances C G, Doward, Sarah, Fooks, Sarah J, Friis, Lorna M, Hall, Yper H J, Kirby, Elizabeth R, Leeds, Nicola, Moulsdale, Hilary J, Dickenson, Anthony, Green, G Mark, Rahman, Wahida, Suzuki, Rie, Shone, Clifford C, Foster, Keith A

“…Clostridial neurotoxins potently and specifically inhibit neurotransmitter release in defined cell types. Here we report that a catalytically active derivative…”
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A very high charge, high polarization gradient-doped strained GaAs photocathode by Maruyama, T, Brachmann, A, Clendenin, J.E, Desikan, T, Garwin, E.L, Kirby, R.E, Luh, D.-A, Turner, J, Prepost, R

“…A high-gradient-doping technique is applied to strained polarized photocathodes. A 5.0– 7.5 nm p-type surface layer doped to 5×10 19 cm −3 is found sufficient…”
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X‐ray photoelectron spectroscopy study of the difference between reactively evaporated and direct sputter‐deposited TiN films and their oxidation properties by Prieto, P., Kirby, R. E.

“…X‐ray photoelectron spectroscopy (XPS) is used to study carefully prepared oxide‐free titanium nitride (TiN) films of nearly identical stoichiometry, grown by…”
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Survival of Postfledging Mallards in Northcentral Minnesota by Kirby, Ronald E., Sargeant, Glen A.

“…Effective, economical management of waterfowl populations requires an understanding of age-, sex-, and cause-specific forces of mortality. We used…”
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Electron conditioning of technical aluminium surfaces: Effect on the secondary electron yield by Le Pimpec, F., Kirby, R. E., King, F. K., Pivi, M.

“…The effect of electron conditioning on commercially available aluminium alloys 1100 and 6063 was investigated. Contrary to the assumption that electron…”
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Surface segregation of boron in dispersion-strengthened copper by GALLAGHER, D. E, HOYT, E. W, KIRBY, R. E

“…The improved yield strength of annealed dispersion-strengthened Cu (DSC) over conventional oxygen-free high-conductivity Cu makes it a possible candidate for…”
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Properties of thin antimultipactor TiN and Cr2O3 coatings for klystron windows by Nyaiesh, A. R., Garwin, E. L., King, F. K., Kirby, R. E.

“…Low secondary electron emission yield (1–1.3), low radio‐frequency (rf) loss films are of interest as coatings for alumina ceramic high power klystron windows…”
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Spring and Summer Survival of Female Mallards from Northcentral Minnesota by Kirby, Ronald E., Cowardin, Lewis M.

“…Seasonal survival of 109 adult female mallards (Anas platyrhynchos) fitted with radio transmitters was evaluated in northcentral Minnesota during 1968-74…”
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Novel application of an in vitro technique to the detection and quantification of botulinum neurotoxin antibodies by Hall, Yper H.J, Chaddock, John A, Moulsdale, Hilary J, Kirby, Elizabeth R, Alexander, Frances C.G, Marks, James D, Foster, Keith A

“…Detection of Clostridium botulinum neurotoxin (BoNT) neutralising antibodies is currently achieved using the mouse lethality assay (MLA). This technique has…”
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Photovoltage effects in photoemission from thin GaAs layers by Mulhollan, G.A., Subashiev, A.V., Clendenin, J.E., Garwin, E.L., Kirby, R.E., Maruyama, T., Prepost, R.

“…A set of thin GaAs p-type negative electron affinity (NEA) photocathodes have been used to measure the yield of photoemitted electrons at high intensity…”
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Atomic hydrogen cleaning of polarized GaAs photocathodes by Maruyama, T., Luh, D.-A., Brachmann, A., Clendenin, J. E., Garwin, E. L., Harvey, S., Kirby, R. E., Prescott, C. Y., Prepost, R.

“…Atomic hydrogen cleaning followed by heat cleaning at 450 °C was used to prepare negative-electron-affinity GaAs photocathodes. When hydrogen ions were…”
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Recent progress at SLAC extracting high charge from highly polarized photocathodes for future-collider applications by Clendenin, J.E., Brachmann, A., Garwin, E.L., Harvey, S., Jiang, J., Kirby, R.E., Luh, D.-A., Maruyama, T., Prepost, R., Prescott, C.Y., Turner, J.L.

“…Future colliders such as NLC and JLC will require a highly polarized macropulse with charge that is more than an order of magnitude beyond that which could be…”
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Application of photoelectron spectrometry to pesticide analysis. Photoelectron spectra of five-membered heterocycles and related molecules by Baker, Arthur David, Betteridge, David, Kemp, N. R, Kirby, R. E

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Survival Estimates for North American Atlantic Brant, 1956-75 by Kirby, Ronald E., Conroy, Michael J., Barry, Thomas W., Kerbes, Richard H.

“…The entire banding and recovery record for Atlantic brant (Branta bernicla hrota) was analyzed to determine recovery and survival rates for 1956-75. Composite…”
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