Search Results - "Merkle, K L"

Collective effects in grain boundary migration by Merkle, K L, Thompson, L J, Phillipp, Fritz

“…In situ high-resolution transmission electron microscopy is used to study grain boundary structure and kinetics in bicrystalline Au films at elevated…”
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Atomic-scale observation of grain boundary motion by Merkle, K.L, Thompson, L.J

“…Atomic-scale grain boundary (GB) migration mechanisms are investigated by high-resolution transmission electron microscopy (HREM). For the first time,…”
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Thermally activated step motion observed by high-resolution electron microscopy at a (113) symmetric tilt grain-boundary in aluminium by MERKLE, K. L, THOMPSON, L. J, PHILLIPP, Fritz

“…Grain-boundary migration is demonstrated to proceed by lateral propagation of a small step in a (113), [110] symmetric Al tilt grain-boundary. In-situ…”
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In-Situ HREM Studies of Grain Boundary Migration by Merkle, K.L., Thompson, L.J., Phillipp, F.

“…Thermally activated grain boundary migration (GB) is important in grain growth and thermo-mechanical processing of materials, but very little is known about…”
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Atomic structure of symmetric tilt grain boundaries in NiO by MERKLE, K. L, SMITH, D. J

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Geometric and electronic structure of epitaxial NbxTi1-xO2 on TiO2(110) by CHAMBERS, S. A, GAO, Y, KIM, Y. J, HENDERSON, M. A, THEVUTHASAN, S, WEN, S, MERKLE, K. L

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The effect of microstructure on the electrical properties of YBCO interface-engineered Josephson junctions by Huang, Y., Merkle, K.L., Moeckly, B.H., Char, K.

“…The microstructure of interface engineered ramp-edge Josephson junctions in YBCO has been studied by transmission electron microscopy (TEM). The junctions are…”
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Current transport along grain boundaries in d-wave superconductors by Carmody, M., Marks, L.D., Merkle, K.L.

“…The use of a classic phase retrieval algorithm has been previously used to determine the local critical current J c( x) along the length of grain boundary…”
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Chemistry and structure of CdO/Ag{222} heterophase interfaces by Chan, DK, Seidman, DN, Merkle, KL

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Grain morphology and cation composition heterogeneity of Pb(ZrxTi1–x)O3 thin films deposited by metal-organic chemical vapor deposition by Tsu, I-Fei, Bai, G-R., Foster, C. M., Merkle, K. L., Liu, K. C.

“…The preferred orientation, grain morphology, and composition heterogeneity of the polycrystalline Pb(ZrxTi1–x)O3 (PZT) thin films were characterized by x-ray…”
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Effect of CO2 on the processing of Y–Ba–Cu–O superconductors by Selvaduray, G., Zhang, C., Balachandran, U., Gao, Y., Merkle, K.L., Shi, H., Poeppel, R.B.

“…The superconducting properties of YBa2Cu3O6+x reacted with various known ratios of O2/CO2 gas mixtures during sintering at different temperatures were studied…”
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The effect of three‐fold astigmatism on measurements of grain boundary volume expansion by high‐resolution transmission electron microscopy by Merkle, K. L., Csencsits, R., Rynes, K. L., Withrow, J. P., Stadelmann, P. A.

“…In the absence of high‐order aberrations, the lattice fringe technique should allow measurement of grain boundary rigid‐body displacements to accuracies about…”
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Interface structure of a YBa2Cu3O7−x/N/YBa2Cu3O7−x superconductor/normal metal/superconductor Josephson junction using YBa2Cu2.79Co0.21O7−x as the normal barrier N by Rozeveld, S., Merkle, K. L., Char, K.

“…Superconductor-normal-superconductor (SNS) edge junctions consisting of YBa2Cu3O7/YBa2Cu2.79Co0.21O7−x/YBa2Cu3O7 were fabricated on (001) YSZ substrates using…”
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Determination of the current density distribution in Josephson junctions by Carmody, M, Landree, E, Marks, L.D, Merkle, K.L

“…A technique is described for recovering the missing phase information for a set of critical current measurements as a function of an applied magnetic field I…”
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Trace analysis by heavy ion induced X-ray emission by ECKER, K. H, WEISE, H.-P, MERKLE, K. L

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High-Resolution Studies of Grain Boundary Structure in Yttria-Stabilized Cubic Zirconia Thin Films Grown by MOCVD by Merkle, K. L., Bai, G.-R., Li, Z., Song, C.-Y., Thompson, L. J.

“…Polycrystalline cubic‐phase YSZ films with a colummar grain morphology were sunthesized by MOCVD. Under suitable growth and annealing conditions highly (001)…”
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Interface microstructure and composition of a YBa2Cu3O7-x/N/YBa2Cu3O7-x SNS edge junction with CaRuO3 as the metallic barrier by ROZEVELD, S, MERKLE, K. L, CHAR, K

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Decomposition of YBa2Cu3O7−x during annealing in CO2/O2 mixtures by Gao, Y., Merkle, K. L., Zhang, C., Balachandran, U., Poeppel, R. B.

“…The stability of YBa2Cu3O7−x superconductors toward reactions with CO2 in CO2/O2 gas mixtures has been studied during annealing at temperatures ranging from…”
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Effect of annealing on superconductivity of Pb-doped Bi-Sr-Ca-Cu-O single-crystal superconductors by GAO, Y, LI, Y, MERKLE, K. L, JIANG, P. Z, CHANG, Y. C, SHI, H, LAM, D. J

“…The microstructure of high quality Pb-doped Bi2Sr2CaCu2Ox single crystals grown by the flux technique has been studied by transmission electron microscopy…”
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Bi-epitaxial grain boundaries in YBa2Cu3O7−x thin films prepared by pulsed laser deposition and pulsed organometallic beam epitaxy: Direct comparison of transport properties and grain boundary structure by Vuchic, Boris, Merkle, K. L., Char, K., Buchholz, D. B., Chang, R. P. H., Marks, L. D.

“…A set of 45° [001] bi-epitaxial YB2Cu3O7−x thin film grain boundaries was studied to compare the effects of the microstructure on transport properties. The…”
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