Search Results - "Carpenter, R. W."

Reaction Mechanisms for Enhancing Mineral Sequestration of CO2 by Jarvis, Karalee, Carpenter, R. W, Windman, Todd, Kim, Youngchul, Nunez, Ryan, Alawneh, Firas

“…Storage of CO2 through mineral sequestration using olivine has been shown to produce environmentally benign carbonates. However, due to the formation of a…”
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Carbon Sequestration via Aqueous Olivine Mineral Carbonation:  Role of Passivating Layer Formation by Béarat, Hamdallah, McKelvy, Michael J, Chizmeshya, Andrew V. G, Gormley, Deirdre, Nunez, Ryan, Carpenter, R. W, Squires, Kyle, Wolf, George H

“…CO2 sequestration via carbonation of widely available low-cost minerals, such as olivine, can permanently dispose of CO2 in an environmentally benign and a…”
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Vibrational spectroscopy in the electron microscope by Krivanek, Ondrej L., Lovejoy, Tracy C., Dellby, Niklas, Aoki, Toshihiro, Carpenter, R. W., Rez, Peter, Soignard, Emmanuel, Zhu, Jiangtao, Batson, Philip E., Lagos, Maureen J., Egerton, Ray F., Crozier, Peter A.

“…Recent advances in electron microscopy are shown to allow vibrational spectroscopy at high spatial resolution in a scanning transmission electron microscope,…”
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Magnesium Hydroxide Dehydroxylation:  In Situ Nanoscale Observations of Lamellar Nucleation and Growth by McKelvy, Michael J, Sharma, Renu, Chizmeshya, Andrew V. G, Carpenter, R. W, Streib, Ken

“…Lamellar dehydroxylation mechanisms are important in understanding highly reactive nanocrystal oxide formation as well as a variety of applied lamellar…”
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Monochromated STEM with a 30 meV-wide, atom-sized electron probe by Krivanek, Ondrej L, Lovejoy, Tracy C, Dellby, Niklas, Carpenter, R W

“…The origins and the recent accomplishments of aberration correction in scanning transmission electron microscopy (STEM) are reviewed. It is remembered that the…”
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Heterogeneous silicon integration by ultra-high vacuum wafer bonding by KIM, M. J, CARPENTER, R. W

“…Heterogeneous integration of technologically important materials, such as SiC/Si, GaN/Si, Ge/Si, Si/nano-Si/Si, SiC-on-insulator (SiCOI), and ZrO2/SiO2/Si, was…”
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In-situ nanoscale observations of the Mg(OH)2 dehydroxylation and rehydroxylation mechanisms by Sharma †, Renu, McKelvy, Michael J., Béarat, Hamdallah, Chizmeshya, Andrew V. G., Carpenter, R. W.

“…Environmental transmission electron microscopy has been used to probe the mechanisms that govern Mg(OH) 2 dehydroxylation and rehydroxylation processes at the…”
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Oxide/hydroxide incorporation into electrodeposited CoFe alloys—Consequences for magnetic softness by George, Jinnie, Elhalawaty, Shereen, Mardinly, A. John, Carpenter, R.W., Litvinov, Dmitri, Brankovic, Stanko R.

“…Presented work investigates conditions at the electrode/solution interface leading to incorporation of Fe(OH)3 into CoFe thin films. The oxygen content and…”
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Interface nanochemistry effects on stainless steel diffusion bonding by COX, M. J, KIM, M. J, CARPENTER, R. W

“…The diffusion-bonding behavior of single-phase austenitic stainless steel depends strongly on the chemistry of the surfaces to be bonded. Cox et al found that…”
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Gonadotropin-releasing hormone agonist overuse: urologists’ response to reimbursement and characteristics associated with persistent overuse by Ellis, S D, Nielsen, M E, Carpenter, W R, Jackson, G L, Wheeler, S B, Liu, H, Weinberger, M

“…Background: Medicare reimbursement cuts have been associated with declining gonadotropin-releasing hormone (GnRH) agonist overuse in localized prostate cancer…”
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Microstructure, electrical properties, and thermal stability of Ti-based ohmic contacts to n-GaN by Smith, L. L., Davis, R. F., Liu, R-J., Kim, M. J., Carpenter, R. W.

“…Single Ti layers, single TiN layers, and thin Ti films overlayered with Au were investigated as ohmic contacts to n-type (n 4.5 × 1017 to 7.4 × 1018 cm−3)…”
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Microstructure, electrical properties, and thermal stability of Au-based ohmic contacts to p-GaN by Smith, L. L., Davis, R. F., Kim, M. J., Carpenter, R. W., Huang, Y.

“…The work described in this paper is part of a systematic study of ohmic contact strategies for GaN-based semiconductors. Gold contacts exhibited ohmic behavior…”
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Controlled Planar Interface Synthesis by Ultrahigh Vacuum Diffusion Bonding/deposition by Kim, M. J., Carpenter, R. W., Cox, M. J., Xu, J.

“…An ultrahigh vacuum (UHV) diffusion bonding/deposition instrument was designed and constructed, which can produce homophase and heterophase planar interfaces…”
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High-resolution interface analysis of SiC-whisker-reinforced Si3N4 and AL2O3 ceramic matrix composites by BRAUE, W, CARPENTER, R. W, SMITH, D. J

“…Whisker/matrix interfaces between beta-SiC whiskers and beta-Si3N4 or alpha- Al2O3 matrices in composites were examined by HREM, and electron energy loss (ELS)…”
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Chemistry, microstructure, and electrical properties at interfaces between thin films of cobalt and alpha (6H) silicon carbide (0001) by Porter, L.M., Davis, R.F., Bow, J.S., Kim, M.J., Carpenter, R.W.

“…Thin films (4–1000 Å) of Co were deposited onto n-type 6H-SiC(0001) wafers by UHV electron beam evaporation. The chemistry, microstructure, and electrical…”
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Density functional theory study of the decomposition of Mg(OH) 2: a lamellar dehydroxylation model by Chizmeshya, A.V.G., McKelvy, M.J., Sharma, R., Carpenter, R.W., Bearat, H.

“…We present a density functional theory investigation of the decomposition of Mg(OH) 2. Based on recent experiments indicating a lamellar dehydroxylation…”
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Analytical electron microscopy of graphite-rich inclusions in sintered α-silicon carbide by BRAUE, W, CARPENTER, R. W

“…Intragranular inclusions and multiphase regions at triple grain functions in (B+C)-doped sintered alpha-SiC were investigated using analytical and…”
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Transmission electron microscopy of liquid phase densified SiC by Carpenter, R.W., Braue, W., Cutler, Raymond A.

“…Transmission electron microscopy was used to characterize microstructures of SiC densified using a transient liquid phase (resulting from the reaction of Al2O3…”
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Low resistance Pd/Ge ohmic contacts to epitaxially lifted-off n-type GaAs film by FATHOLLAHNEJAD, H, RAJESH, R, LIU, J, DROOPAD, R, MARACAS, G. N, CARPENTER, R. W

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Chemistry, microstructure, and electrical properties at interfaces between thin films of platinum and alpha (6H) silicon carbide (0001) by Porter, L.M., Davis, R.F., Bow, J.S., Kim, M.J., Carpenter, R.W.

“…Thin films (4-1000 Å) of Pt were deposited via UHV electron beam evaporation at room temperature on monocrystalline, n-type α (6H)-SiC(0001) substrates and…”
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