Search Results - "Seidman, DN"

Nanoscale structural evolution of Al3Sc precipitates in Al(Sc) alloys by Marquis, E A, Seidman, D N

“…Precipitation of the Al3Sc L1(2) phase in aluminum alloys, containing 0.1, 0.2, or 0.3 wt pct Sc, is studied with conventional transmission and high-resolution…”
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Criteria for developing castable, creep-resistant aluminum-based alloys – A review by Knipling, Keith E., Dunand, David C., Seidman, David N.

“…We describe four criteria for the selection of alloying elements capable of producing castable, precipitation-strengthened Al alloys with high-temperature…”
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Interfacial segregation at Cu-rich precipitates in a high-strength low-carbon steel studied on a sub-nanometer scale by Isheim, Dieter, Gagliano, Michael S., Fine, Morris E., Seidman, David N.

“…The local composition of small, coherent Cu-rich precipitates with a metastable body-centered cubic structure in a ferritic α-Fe matrix of a high-strength…”
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Precipitation strengthening at ambient and elevated temperatures of heat-treatable Al(Sc) alloys by Seidman, David N., Marquis, Emmanuelle A., Dunand, David C.

“…Yield strength at ambient temperature and creep resistance between 225 and 300°C were investigated in dilute Al(Sc) alloys containing coherent Al 3Sc…”
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Coarsening kinetics of nanoscale Al3Sc precipitates in an Al-Mg-Sc alloy by MARQUIS, Emmanuelle A, SEIDMAN, David N

“…The effects of Mg alloying on the temporal evolution of A13Sc (L12 structure) nanoscale precipitates are investigated, focusing on the morphology and…”
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Mechanical properties of Al(Sc,Zr) alloys at ambient and elevated temperatures by Fuller, Christian B., Seidman, David N., Dunand, David C.

“…This study investigates the mechanical properties of ternary Al(Sc,Zr) alloys containing 0.27–0.77 vol.% of Al 3(Sc,Zr) precipitates with an average radius…”
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Three-Dimensional Nanoscale Composition Mapping of Semiconductor Nanowires by Perea, Daniel E, Allen, Jonathan E, May, Steven J, Wessels, Bruce W, Seidman, David N, Lauhon, Lincoln J

“…We demonstrate the three-dimensional composition mapping of a semiconductor nanowire with single-atom sensitivity and subnanometer spatial resolution using…”
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Composition evolution of nanoscale Al3Sc precipitates in an Al-Mg-Sc alloy : Experiments and computations by MARQUIS, Emmanuelle A, SEIDMAN, David N, ASTA, Mark, WOODWARD, Christopher

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Effects of Ti additions on the nanostructure and creep properties of precipitation-strengthened Al–Sc alloys by van Dalen, Marsha E., Dunand, David C., Seidman, David N.

“…Three-dimensional atom-probe tomography, transmission electron microscopy and microhardness were used to investigate the temporal evolution of nanosize,…”
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Effect of Mg addition on the creep and yield behavior of an Al–Sc alloy by Marquis, Emmanuelle A., Seidman, David N., Dunand, David C.

“…The relationships between microstructure and strength were studied at room temperature and 300 °C in an Al–2 wt% Mg–0.2 wt% Sc alloy, containing Mg in…”
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Measurement of the Gibbsian interfacial excess of solute at an interface of arbitrary geometry using three-dimensional atom probe microscopy by Hellman, Olof C, Seidman, David N

“…We show how the Gibbsian interfacial excess of solute can be calculated from three-dimensional atom probe data, even in the case of irregularly shaped…”
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Mg segregation at Al/Al3Sc heterophase interfaces on an atomic scale: experiments and computations by Marquis, E A, Seidman, D N, Asta, M, Woodward, C, Ozoliņs, V

“…Microscopic factors governing solute partitioning in ternary two-phase Al-Sc-Mg alloys are investigated combining three-dimensional-atom-probe (3DAP)…”
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Efficient sampling for three-dimensional atom probe microscopy data by Hellman, Olof C., Rivage, John Blatz du, Seidman, David N.

“…The best calculation of concentration profiles, isoconcentration surfaces or Gibbsian interfacial excesses from three-dimensional atom-probe microscopy data…”
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Microstructure and mechanical properties of a 5754 aluminum alloy modified by Sc and Zr additions by Fuller, Christian B, Krause, Albert R, Dunand, David C, Seidman, David N

“…The effects of various heat treatments upon the microstructure and mechanical properties of a rolled 5754 aluminum alloy modified with 0.23 wt.% Sc and 0.22…”
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Nanoscale studies of segregation at coherent heterophase interfaces in α-Fe based systems by Isheim, Dieter, Seidman, David N.

“…Heterophase interfaces are characterized with respect to atomic‐scale local compositions in two α‐Fe‐based alloy systems by three‐dimensional atom probe…”
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SUBNANOSCALE STUDIES OF SEGREGATION AT GRAIN BOUNDARIES: Simulations and Experiments by Seidman, David N

“…Lattice statics (0 K) and Monte Carlo (Metropolis algorithm) simulation are utilized to determine equilibrium and metastable structures of 21 [110] symmetric…”
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Partitioning of solutes in multiphase Ti-Al alloys by BENEDEK, R, VAN DE WALLE, A, GERSTL, S. S. A, ASTA, M, SEIDMAN, D. N, WOODWARD, C

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First principles simulation of a ceramic /Metal interface with misfit by Benedek, R, Alavi, A, Seidman, DN, Yang, LH, Muller, DA, Woodward, C

“…The relaxed atomic structure of a model ceramic/metal interface, 222MgO/Cu, is simulated, including lattice constant mismatch, using first principles…”
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Application software for data analysis for three-dimensional atom probe microscopy by Hellman, Olof, Vandenbroucke, Justin, Blatz du Rivage, John, Seidman, David N

“…We present a custom MacOS-based application, adam, for analysis of data collected by a three-dimensional atom probe (3DAP). The application is designed to…”
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Precipitation strengthening at ambient and elevated temperatures of heat-treatable Al(Sc) alloys [Acta Materialia 50(16), pp. 4021–4035] by Marquis, Emmanuelle A, Seidman, David N, Dunand, David C

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