Search Results - "HELLMAN, E. S"

The Open-Factor: Toward Impact-Aligned Measures of Open-Access eBook Usage by Hellman, E. S.

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Electron affinity at aluminum nitride surfaces by Wu, C. I., Kahn, A., Hellman, E. S., Buchanan, D. N. E.

“…We investigate the electron affinity of aluminum nitride surfaces prepared by nitrogen sputtering and annealing via x-ray, ultraviolet, and inverse…”
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Growth of high Tc superconducting thin films using molecular beam epitaxy techniques by WEBB, C, WENG, S.-L, ECKSTEIN, J. N, MISSERT, N, CHAR, K, SCHLOM, D. G, HELLMAN, E. S, BEASLEY, M. R, KAPITULNIK, A, HARRIS, J. S. JR

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Epitaxial solid-solution films of immiscible MgO and CaO by Hellman, E. S., Hartford, E. H.

“…Metastable solid solutions in the MgO-CaO system grow readily on MgO at 300 °C by molecular beam epitaxy. The epitaxy displays both the reflection high-energy…”
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Molecular beam epitaxy of superconducting (Rb,Ba)BiO3 by HELLMAN, E. S, HARTFORD, E. H, FLEMING, R. M

“…The simple cubic perovskite (Rb,Ba)BiO3 can be grown at temperatures below 350 °C by molecular beam epitaxy using a rf plasma atomic oxygen source. Films with…”
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Superconductor-insulator-superconductor tunneling in Ba1-xKxBiO3 grain boundaries by KUSSMAUL, A, HELLMAN, E. S, HARTFORD, E. H, TEDROW, P. M

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Molecular beam epitaxy of layered Dy-Ba-Cu-O compounds by SCHLOM, D. G, ECKSTEIN, J. N, TURNER, F, HELLMAN, E. S, STREIFFER, S. K, HARRIS, J. S. JR, BEASLEY, M. R, BRAVMAN, J. C, GEBALLE, T. H, WEBB, C, VON DESSONNECK, K. E

“…Heteroepitaxial Dy-Ba-Cu-O films have been grown in situ on SrTiO3 substrates using an oxygen plasma beam and elemental source beams in a modified molecular…”
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High resolution transmission electron microscopy of Ba1−xKxBiO3 superconductor-insulator-superconductor grain boundary tunnel junctions by Chan, Siu-Wai, Kussmaul, A., Hellman, E. S., Hartford, E. H.

“…High angle boundaries in Ba1−xKxBiO3 are superconductor-insulator-superconductor (SIS) Josephson tunnel junctions of a quality unequaled among the high…”
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Elastic scattering centers in resonant tunneling diodes by WOLAK, E, LEAR, K. L, PITNER, P. M, HELLMAN, E. S, PARK, B. G, WEIL, T, HARRIS, J. S. JR, THOMAS, D

“…The effect of impurities placed in the wells of double-barrier resonant tunneling diodes on the current-voltage characteristics was experimentally determined…”
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All-high Tc Josephson tunnel junction : Ba1-xKxBiO3/Ba1-xKxBiO3 junctions by PARGELLIS, A. N, SHARIFI, F, DYNES, R. C, MILLER, B, HELLMAN, E. S, ROSAMILIA, J. M, HARTFORD, E. H

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Molecular beam epitaxy of dysprosium barium cuprous oxides using molecular oxygen by Hellman, E.S., Hartford, E.H., Fitzgerald, E.A.

“…Epitaxy of cupric oxides, such as the high temperature superconductor YBa2Cu3O7, using “vacuum” techniques requires either activated forms of oxygen, such as…”
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Normal-state resistivity and Hall effect in Ba1-xKxBiO3 epitaxial films by HELLMAN, E. S, HARTFORD, E. H

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Reduction of the acceptor impurity background in GaAs grown by molecular beam epitaxy by LARKINS, E. C, HELLMAN, E. S, SCHLOM, D. G, HARRIS, J. S. JR, KIM, M. H, STILLMAN, G. E

“…We report very high purity, unintentionally doped n-type GaAs with the lowest acceptor background of all reported molecular beam epitaxy (MBE) GaAs layers. The…”
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Phase characterization of dysprosium barium copper oxide thin films grown on strontium titanate by molecular beam epitaxy by Hellman, E. S., Schlom, D. G., Marshall, A. F., Streiffer, S. K., Harris, J. S., Beasley, M. R., Bravman, J. C., Geballe, T. H., Eckstein, J. N., Webb, C.

“…X-ray diffraction, transmission electron microscopy, and in situ reflection high energy electron diffraction studies of thin epitaxial dysprosium barium copper…”
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Effects of oxygen on the sublimation of alkaline earths from effusion cells by Hellman, E. S., Hartford, E. H.

“…The stability of the atomic flux from effusion cells is essential for the application of molecular‐beam epitaxy (MBE) to new materials systems. In particular,…”
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Open access e-books by Hellman, E.S

“…As e-books emerge into the public consciousness, "open access" (a concept already familiar to scholarly publishers and academic libraries), will play an…”
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Adsorption controlled molecular beam epitaxy of rubidium barium bismuth oxide by Hellman, E. S., Hartford, E. H.

“…Measurements of the sticking coefficients for rubidium, barium, and bismuth have been made during molecular beam epitaxy of (Rb,Ba)BiO3 on MgO. This simple…”
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Electron tunneling in the high-Tc bismuthate superconductors by SHARIFI, F, PARGELLIS, A, DYNES, R. C, MILLER, B, HELLMAN, E. S, ROSAMILIA, J, HARTFORD, E. H

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Quasiparticle-tunneling properties of Ba1-xKxBiO3/BaBi2Oy/Ba1-xKxBiO3 sandwich junctions by MARTIN, S, HELLMAN, E. S, KUSSMAUL, A, HARTFORD, E. H

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Hysteretic Josephson-junction behavior and phase diffusion in Ba1-xKxBiO3 films by MARTIN, S, HELLMAN, E. S, KUSSMAUL, A, HARTFORD, E. H

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