Search Results - "Kolopus, James A"

Anomalous continuum scattering and higher-order van Hove singularity in the strongly anisotropic S = 1/2 triangular lattice antiferromagnet by Park, Pyeongjae, Ghioldi, E. A., May, Andrew F., Kolopus, James A., Podlesnyak, Andrey A., Calder, Stuart, Paddison, Joseph A. M., Trumper, A. E., Manuel, L. O., Batista, Cristian D., Stone, Matthew B., Halász, Gábor B., Christianson, Andrew D.

“…The S  = 1/2 triangular lattice antiferromagnet (TLAF) is a paradigmatic example of frustrated quantum magnetism. An ongoing challenge involves understanding…”
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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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Cryo-quenched Fe–Ni–Cr alloy decorative steel single crystals II: Alloy phases, structure, hardness, tensile, tribological, magnetic and electronic properties by Boatner, Lynn A., Chakoumakos, Bryan C., Pardhasaradhi, Sudharshan Phani, Dryepondt, Sebastien N., Shaw, Austin, Qu, Jun, Márquez Rossy, Andrés E., McGuire, Michael A., Kolopus, James A., Lara-Curzio, Edgar

“…We have previously reported (Boatner et al., J. Alloys Compd. 691 (2017) 666–671) on the discovery, formation, processing, and application of a new decorative…”
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Quantum and classical spin dynamics across temperature scales in the S = 1 / 2 Heisenberg antiferromagnet by Park, Pyeongjae, Sala, G., Pajerowski, Daniel M., May, Andrew F., Kolopus, James A., Dahlbom, D., Stone, Matthew B., Halász, Gábor B., Christianson, Andrew D.

“…Using the framework of semiclassical Landau-Lifshitz dynamics (LLD), we conduct a systematic investigation of the temperature-dependent spin dynamics in the S…”
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Vacuum-tight sample transfer stage for a scanning electron microscopic study of stabilized lithium metal particles by Howe, Jane Y., Boatner, Lynn A., Kolopus, James A., Walker, Larry R., Liang, Chengdu, Dudney, Nancy J., Schaich, Charles R.

“…A vacuum-tight transfer stage is described, that enables air or moisture sensitive specimens to be safely transferred from a protective environment, like that…”
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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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Cryo-quenched Fe-Ni-Cr alloy single crystals: A new decorative steel by Boatner, Lynn A., Kolopus, James A., Lavrik, Nicolay V., Phani, P. Sudharshan

“…In this paper, a decorative steel is described that is formed by a process that is unlike that of the fabrication methods utilized in making the original…”
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Bridgman growth of large SrI2:Eu2+ single crystals: A high-performance scintillator for radiation detection applications by Boatner, L.A., Ramey, J.O., Kolopus, J.A., Hawrami, R., Higgins, W.M., van Loef, E., Glodo, J., Shah, K.S., Rowe, Emmanuel, Bhattacharya, Pijush, Tupitsyn, Eugene, Groza, Michael, Burger, Arnold, Cherepy, N.J., Payne, S.A.

“…Single-crystal strontium iodide (SrI2) doped with relatively high levels (e.g., 3–6%) of Eu2+ exhibits characteristics that make this material superior, in a…”
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Improved Lithium Iodide neutron scintillator with Eu 2 + activation II: Activator zoning and concentration effects in Bridgman-grown crystals by Boatner, L.A., Comer, E.P., Wright, G.W., Ramey, J.O., Riedel, R.A., Jellison, G.E., Kolopus, J.A.

“…We have previously reported on the formation of Suzuki Phase precipitate particles as a result of the addition of the divalent activator ion Eu2+ to the…”
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Improved lithium iodide neutron scintillator with Eu2+ activation: The elimination of Suzuki-Phase precipitates by Boatner, L.A., Comer, E.P., Wright, G.W., Ramey, J.O., Riedel, R.A., Jellison, G.E., Kolopus, J.A.

“…Monovalent alkali halides such as NaI, CsI, and LiI are widely used as inorganic scintillators for radiation detection due to their light yield, the capability…”
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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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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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Cerium Chloride−methanol Adduct Crystals, CeCl3(CH3OH)4: Preparation, Crystallography, And Scintillation Properties by Chakoumakos, B. C., Custelcean, R., Ramey, J. O., Kolopus, J. A., Jin, Rongying, Neal, J. S., Wisniewski, D. J., Boatner, L. A.

“…A new methanol adduct of cerium trichloride of composition CeCl3(CH3OH)4 was crystallized from a solution growth in methanol. Large single crystals (more than…”
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Quantum and classical spin dynamics across temperature scales in the S = 1/2 Heisenberg antiferromagnet by Park, Pyeongjae, Sala, G, Pajerowski, Daniel M, May, Andrew F, Kolopus, James A, Dahlbom, D, Stone, Matthew B, Halász, Gábor B, Christianson, Andrew D

“…Phys. Rev. Research 6, 033184 (2024) Using the framework of semi-classical Landau-Lifshitz dynamics (LLD), we conduct a systematic investigation of the…”
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Single-crystal CeCl3(CH3OH)4: A new metal-organic cerium chloride methanol adduct for scintillator applications by Boatner, L. A., Wisniewski, D., Neal, J. S., Ramey, J. O., Kolopus, J. A., Chakoumakos, B. C., Wisniewska, M., Custelcean, R.

“…A new scintillator material consisting of a methanol adduct of cerium trichloride with the composition CeCl3(CH3OH)4 has been discovered and crystallized in…”
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Anomalous continuum scattering and higher-order van Hove singularity in the strongly anisotropic S = 1/2 triangular lattice antiferromagnet by Park, Pyeongjae, Ghioldi, E. A, May, Andrew F, Kolopus, James A, Podlesnyak, Andrey A, Calder, Stuart, Paddison, Joseph A. M, Trumper, A. E, Manuel, L. O, Batista, Cristian D, Stone, Matthew B, Halasz, Gabor B, Christianson, Andrew D

“…Nature Communications 15, 7264 (2024) The S = 1/2 triangular lattice antiferromagnet (TLAF) is a paradigmatic example of frustrated quantum magnetism. An…”
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