Search Results - "Neal, John S"

The characterization of scintillator performance at temperatures up to 400 degrees centigrade by Boatner, Lynn A., Neal, John S., Kolopus, James A., Ramey, Joanne O., Akkurt, Hatice

“…The logging and characterization of geothermal wells requires improved scintillator systems that are capable of operation at temperatures significantly above…”
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The characterization of Eu2+-doped mixed alkaline-earth iodide scintillator crystals by Neal, John S., Boatner, Lynn A., Ramey, Joanne O., Wisniewski, Dariusz, Kolopus, James A., Cherepy, Nerine J., Payne, Stephen A.

“…The high-performance inorganic scintillator, SrI2:Eu2+, when activated with divalent europium in the concentration range of 3 to 6%, has shown great promise…”
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A simple method for solar energetic particle event dose forecasting by Townsend, Lawrence W., Neal, John S.

“…Bayesian, non-linear regression models or artificial neural networks are used to make predictions of dose and dose rate time profiles using calculated dose…”
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Dual-chamber/dual-anode proportional counter incorporating an intervening thin-foil solid neutron converter by Boatner, Lynn A., Neal, John S., Blackston, Matthew A., Kolopus, James A., Ramey, Joanne O.

“…A dual-chamber/dual-anode gas proportional counter utilizing thin solid 6LiF or 10B neutron converters coated on a 2-micon-thick Mylar film that is positioned…”
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Exploratory Research on the Development of Novel Ce3+-Activated Phosphate Glass Scintillators by Wisniewski, Dariusz J, Boatner, Lynn A, Ramey, Joanne Oxendine, Wisniewski, Monica, Neal, John S, Jellison Jr, Gerald Earle

“…Abstract We report the discovery of a new family of Ce3+-activated phosphate glass scintillators that can be formed either with or without the addition of 6Li,…”
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Evaluation of Melt-Grown, ZnO Single Crystals for Use as Alpha-Particle Detectors by Neal, J.S., Giles, N.C., Xiaocheng Yang, Wall, R.A., Ucer, K.B., Williams, R.T., Wisniewski, D.v., Boatner, L.A., Rengarajan, V., Nause, J., Nemeth, B.

“…As part of an ongoing investigation of the scintillation properties of zinc-oxide-(ZnO)-based scintillators, several melt-grown, ZnO single crystals have been…”
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Cerium-doped mixed-alkali rare-earth double-phosphate scintillators for thermal neutron detection by Neal, John S., Boatner, Lynn A., Spurrier, Merry, Szupryczynski, Piotr, Melcher, Charles L.

“…Previous measurements of the scintillation properties of members of the single-alkali, rare-earth double-phosphate family have demonstrated high light output…”
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Characterization of Green-Emitting Translucent Zinc Oxide Ceramics Prepared Via Spark Plasma Sintering by Hong, Mei, Fredrick, Daniela, Devito, David M., Howe, Jane Y., Yang, Xiaocheng, Giles, Nancy C., Neal, John S., Munir, Zuhair A.

“…Translucent, green‐emitting zinc oxide (ZnO) bodies, 19 mm in diameter and 0.72 mm in thickness, have been prepared via spark plasma sintering method. The…”
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Exploratory Research on the Development of Novel ^-Activated Phosphate Glass Scintillators by Wisniewski, D., Boatner, L.A., Ramey, J.O., Wisniewska, M., Neal, J.S., Jellison, G.E.

“…We report the discovery of a new family of Ce 3+ -activated phosphate glass scintillators that can be formed either with or without the addition of 6 Li, for…”
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Prediction of solar particle event proton doses using early dose rate measurements by Neal, John S., Townsend, Lawrence W.

“…A methodology for predicting solar particle event doses using Bayesian inference is being developed. As part of this development, we have tested criteria for…”
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Divalent europium doped and un-doped calcium iodide scintillators: Scintillator characterization and single crystal growth by Boatner, L.A., Ramey, J.O., Kolopus, J.A., Neal, John S.

“…The alkaline-earth scintillator, CaI2:Eu2+, was initially discovered around 1964 by Hofstadter, Odell, and Schmidt. Serious practical problems quickly arose,…”
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The observation of scintillation in a hydrated inorganic compound: CeCl3·6H2O by Boatner, L. A., Neal, J. S., Ramey, J. O., Chakoumakos, B. C., Custelcean, R.

“…We have recently reported the discovery of a family of rare-earth metal-organic single-crystal scintillators based on Ce3+ as the activator ion. Starting with…”
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The Interpersonal Computer by Neal, John S.

“…Provides helpful tips regarding classroom use of computers in a cooperative-learning environment. Comments on student computer ratio, interdependence,…”
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Comparative investigation of the performance of ZnO-based scintillators for use as α-particle detectors by Neal, J.S., Boatner, L.A., Giles, N.C., Halliburton, L.E., Derenzo, S.E., Bourret-Courchesne, E.D.

“…As part of a comprehensive investigation of the scintillation properties of zinc-oxide-based scintillators, four samples of gallium-doped zinc oxide (ZnO)…”
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The characterization of Eu super(2+)-doped mixed alkaline-earth iodide scintillator crystals by Neal, John S, Boatner, Lynn A, Ramey, Joanne O, Wisniewski, Dariusz, Kolopus, James A, Cherepy, Nerine J, Payne, Stephen A

“…The high-performance inorganic scintillator, SrI sub(2):Eu super(2+), when activated with divalent europium in the concentration range of 3-6%, has shown great…”
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The characterization of Eu 2+-doped mixed alkaline-earth iodide scintillator crystals by Neal, John S., Boatner, Lynn A., Ramey, Joanne O., Wisniewski, Dariusz, Kolopus, James A., Cherepy, Nerine J., Payne, Stephen A.

“…The high-performance inorganic scintillator, SrI 2:Eu 2+, when activated with divalent europium in the concentration range of 3–6%, has shown great promise for…”
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New cerium-based metal–organic scintillators for radiation detection by Boatner, L.A., Neal, J.S., Ramey, J.O., Chakoumakos, B.C., Custelcean, R., van Loef, E.V.D., Markosyan, G., Shah, K.S.

“…We have previously shown that a new class of scintillating materials can be developed based on the synthesis and crystal growth of rare-earth metal–organic…”
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Effects of phonon coupling and free carriers on band-edge emission at room temperature in n-type ZnO crystals by Giles, N. C., Xu, Chunchuan, Callahan, M. J., Wang, Buguo, Neal, J. S., Boatner, L. A.

“…Room-temperature photoluminescence has been studied in n-type bulk ZnO crystals representing three different growth methods and having free-carrier…”
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Development of Novel Polycrystalline Ceramic Scintillators by Wisniewski, D.J., Boatner, L.A., Neal, J.S., Jellison, G., Ramey, J.O., North, A., Wisniewska, M., Payzant, A.E., Howe, J.Y., Lempicki, A., Brecher, C., Glodo, J.

“…For several decades most of the efforts to develop new scintillator materials have concentrated on high-light-yield inorganic single-crystals while…”
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A New Scintillator for Fast Neutron Detection: Single-Crystal CeCl3(CH3OH)4 by Neal, John S, Boatner, Lynn A, Bell, Zane W, McConchie, Seth M, Wisniewski, Dariusz J, Ramey, Joanne Oxendine, Kolopus, James A

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