Search Results - "Sandstrom, R. L."

Spin-Dependent Tunneling in Self-Assembled Cobalt-Nanocrystal Superlattices by Black, C. T., Murray, C. B., Sandstrom, R. L., Sun, Shouheng

“…Self-assembled devices composed of periodic arrays of 10-nanometer-diameter cobalt nanocrystals display spin-dependent electron transport. Current-voltage…”
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Local Defectivity Control of 2D Self-Assembled Block Copolymer Patterns by Ruiz, R., Ruiz, N., Zhang, Y., Sandstrom, R. L., Black, C. T.

“…Surface patterning of copolymers via self‐assembly is achieved by substrate design. The figure shows a polystyrene‐block‐poly(methyl methacrylate) symmetric…”
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Magnetotransport of magnetite nanoparticle arrays by Zeng, Hao, Black, C. T., Sandstrom, R. L., Rice, P. M., Murray, C. B., Sun, Shouheng

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Chemical ordering of FePt nanoparticle self-assemblies by rapid thermal annealing by Zeng, H., Sun, Shouheng, Sandstrom, R.L., Murray, C.B.

“…Self-assembled 4 nm FePt nanoparticle arrays were treated with rapid thermal annealing (RTA) process. The phase transformation from the chemically disordered…”
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Induced Orientational Order in Symmetric Diblock Copolymer Thin Films by Ruiz, R., Sandstrom, R. L., Black, C. T.

“…A new polymer multilayer fabrication method that employs employing thin films of lamellar polystyrene‐block‐poly(methyl methacrylate) (PS‐b‐PMMA) is presented…”
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Direct observation of electronic anisotropy in single-crystal Y1Ba2Cu3O7-x by DINGER, T. R, WORTHINGTON, T. K, GALLAGHER, W. J, SANDSTROM, R. L

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Lanthanum gallate substrates for epitaxial high-temperature superconducting thin films by SANDSTROM, R. L, GIESS, E. A, GALLAGHER, W. J, SEGMULLER, A, COOPER, E. I, CHISHOLM, M. F, GUPTA, A, SHINDE, S, LAIBOWITZ, R. B

“…We demonstrate that lanthanum gallate (LaGaO3) has considerable potential as an electronic substrate material for high-temperature superconducting films. It…”
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Wet etching of gold films compatible with high Tc superconducting thin films by EIDELLOTH, W, SANDSTROM, R. L

“…The paper reports a wet etch process for selective patterning or removing gold (Au) layers on top of high-Tc YBa2Cu3O7 (YBCO) thin-film structures. As an…”
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Reliable single-target sputtering process for high-temperature superconducting films and devices by SANDSTROM, R. L, GALLAGHER, W. J, DINGER, T. R, KOCH, R. H, LAIBOWITZ, R. B, KLEINSASSER, A. W, GAMBINO, R. J, BUMBLE, B, CHISHOLM, M. F

“…We report a simple, single-target magnetron sputtering process for films of high-temperature superconductors involving an off-axis sputtering geometry. The…”
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Crystallography and microstructure of Y1Ba2Cu3O9-x, a perovskite-based superconducting oxide by BEYERS, R, LIM, G, ENGLER, E. M, SAVOY, R. J, SHAW, T. M, DINGER, T. R, GALLAGHER, W. J, SANDSTROM, R. L

“…We have investigated the crystallography and microstructure of Y1Ba2Cu3O9−x with transmission electron microscopy and x-ray diffraction. Y1Ba2Cu3O9−x is a…”
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Wet etch process for patterning insulators suitable for epitaxial high Tc superconducting thin film multilevel electronic circuits by EIDELLOTH, W, GALLAGHER, W. J, ROBERTAZZI, R. P, KOCH, R. H, OH, B, SANDSTROM, R. L

“…A wet etch process is described for patterning insulators suitable for multilayer epitaxial high Tc superconductor-insulator-superconductor structures down to…”
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Nanoscale patterning using self-assembled polymers for semiconductor applications by Guarini, K. W., Black, C. T., Milkove, K. R., Sandstrom, R. L.

“…Thin films of self-organizing diblock copolymers may be suitable for semiconductor applications since they enable patterning of ordered domains with dimensions…”
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Low-noise modular microsusceptometer using nearly quantum limited dc SQUIDs by AWSCHALOM, D. D, ROZEN, J. R, KETCHEN, M. B, GALLAGHER, W. J, KLEINSASSER, A. W, SANDSTROM, R. L, BUMBLE, B

“…A flexible combination of superconducting integrated circuits was used to construct a low-temperature magneto-optic microsusceptometer utilizing a dc…”
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Low-frequency noise in low 1/f noise dc SQUID's by FOGLIETTI, V, GALLAGHER, W. J, KETCHEN, M. B, KLEINSASSER, A. W, KOCH, R. H, RAIDER, S. I, SANDSTROM, R. L

“…We demonstrate that the low-frequency noise in our edge junction dc superconducting quantum interference devices, with a basic 1/f flux noise of 2×10−12 Φ20/Hz…”
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28-channel hybrid system for neuromagnetic measurements by Foglietti, V., Del Gratta, C., Pasquarelli, A., Pizzella, V., Torrioli, G., Romani, G.L., Gallagher, W.J., Ketchen, M.B., Kleinsasser, A.W., Sandstrom, R.L.

“…Progress toward the development of a 28-multichannel system for neuromagnetic measurements is described. A novel hybrid design consisting of 16 first-order…”
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Design, fabrication, and performance of integrated miniature SQUID susceptometers by Ketchen, M.B., Awschalom, D.D., Gallagher, W.J., Kleinsasser, A.W., Sandstrom, R.L., Rozen, J.R., Bumble, B.

“…The design, construction, and performance of miniature SQUID (superconducting quantum interference device) susceptometers is discussed. Spins (in units of mu…”
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Temperature dependence of microwave losses in Y-Ba-Cu-O films by PAKULIS, E. J, SANDSTROM, R. L, CHAUDHARI, P, LAIBOWITZ, R. B

“…We have made measurements of the T dependence of microwave absorption (at 22.7 GHz) in films of Y1Ba2Cu3Ox on SrTiO3 and LaGaO3 substrates. The superconducting…”
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Measurement of the intrinsic subgap dissipation in Josephson junctions by KIRTLEY, J. R, TESCHE, C. D, GALLAGHER, W. J, KLEINSASSER, A. W, SANDSTROM, R. L, RAIDER, S. I, FISHER, M. P. A

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Comparative study of superconducting energy gaps in oriented films and polycrystalline bulk samples of Y-Ba-Cu-O by COLLINS, R. T, SCHLESINGER, Z, KOCH, R. H, LAIBOWITZ, R. B, PLASKETT, T. S, FREITAS, P, GALLAGHER, W. J, SANDSTROM, R. L, DINGER, T. R

“…A study of infrared reflectivity from an epitaxial film of Y1Ba2Cu3O(7-x) in which the c axis is primarily oriented perpendicular to the film surface, and from…”
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Performance of dc SQUIDs with resistively shunted inductance by FOGLIETTI, V, GALLAGHER, W. J, KETCHEN, M. B, KLEINSASSER, A. W, KOCH, R. H, SANDSTROM, R. L

“…We have fabricated and characterized the noise performance of well-coupled Nb-Pb alloy edge junction dc superconducting quantum interference devices (SQUIDs)…”
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