Search Results - "Turchi, P."

Cerium-Based, Intermetallic-Strengthened Aluminum Casting Alloy: High-Volume Co-product Development by Sims, Zachary C., Weiss, D., McCall, S. K., McGuire, M. A., Ott, R. T., Geer, Tom, Rios, Orlando, Turchi, P. A. E.

“…Several rare earth elements are considered by-products to rare earth mining efforts. By using one of these by-product elements in a high-volume application…”
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Effects of Charged-Particle Products of Advanced Fusion Fuels During Stabilized Liner Compression of FRC Targets by Turchi, P. J.

“…As conceived originally in the Linus program at the Naval Research Laboratory (c. 1975) [1], and continued in the Stabilized Liner Compressor [2], alphas from…”
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Comment on “Correlation and relativistic effects in U metal and U-Zr alloy: Validation of ab initio approaches” by Söderlind, P., Landa, A., Turchi, P. E. A.

“…In a recent paper, Xie et al. [Phys. Rev. B 88, 235128 (2013)], report that the density-functional theory (DFT) with the so-called DFT plus Hubbard U (DFT+U)…”
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Temperature- and pressure-induced structural transformations in NbN: A first-principles study by Ivashchenko, V.I., Turchi, P.E.A., Pavlova, N. Yu, Gorb, Leonid, Leszczynski, Jerzy

“…Structural transformations at high temperatures and pressures, elastic moduli, hardness, fracture toughness, Debye temperature, stress-shear strain relations,…”
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Further Considerations of a Flow- Stabilized Z-Pinch for Megagauss Fusion by Turchi, P. J., Shumlak, U.

“…The Sheared-Flow Stabilized (SFS) z-pinch [1] offers the possibility of a truly compact fusion reactor due to operation at multi-megagauss magnetic fields…”
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Amorphous AlB2, AlBC, and AlBN alloys: A first-principles study by Ivashchenko, V.I., Turchi, P.E.A., Shevchenko, R.V., Gorb, Leonid, Leszczynski, Jerzy

“…First-principles molecular dynamics simulations were used to generate the samples of amorphous a-AlB2, a-AlBC and a-AlBN alloys. All alloys exhibit boron…”
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Thermodynamics of SmCo5 compound doped with Fe and Ni: An ab initio study by Landa, A., Söderlind, P., Parker, D., Åberg, D., Lordi, V., Perron, A., Turchi, P.E.A., Chouhan, R.K., Paudyal, D., Lograsso, T.A.

“…SmCo5 permanent magnets exhibit enormous uniaxial magnetocrystalline anisotropy energy and have a high Curie temperature. However, their low energy product is…”
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Density-functional study of U–Mo and U–Zr alloys by Landa, A., Söderlind, P., Turchi, P.E.A.

“…The ground-state properties of U–Mo solid solutions are studied by density functional theory and compared to the similar U–Zr system. We discuss how the heat…”
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Ab Initio Study of Stability, Local Order, and Phase Diagram For a Series of bcc-based Transition Metal Alloys by Turchi, P. E. A., Drchal, V., Kudrnovsky, J., Perron, A.

“…A parameter-free electronic structure approach is applied to the study of stability and chemical order in the 15 substitutional body-centered cubic (bcc)-based…”
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Phase-field modeling of coring during solidification of Au–Ni alloy using quaternions and CALPHAD input by Fattebert, J.-L., Wickett, M.E., Turchi, P.E.A.

“…A numerical method for the simulation of microstructure evolution during the solidification of an alloy is presented. The approach is based on a phase-field…”
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Electron correlation and relativity of the 5f electrons in the U–Zr alloy system by Söderlind, P., Sadigh, B., Lordi, V., Landa, A., Turchi, P.E.A.

“…We address a recently communicated conception that spin–orbit interaction and strong electron correlations are important for the metal fuel U–Zr system. Here,…”
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Coexistence of the α and δ phases in an as-cast uranium-rich U–Zr alloy by McKeown, J.T., Irukuvarghula, S., Ahn, S., Wall, M.A., Hsiung, L.L., McDeavitt, S., Turchi, P.E.A.

“…Uranium–zirconium alloys are being investigated for use in ultrahigh burn-up, metallic inert matrix nuclear fuels. Characterization of these alloys in the…”
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TAF-ID: An international thermodynamic database for nuclear fuels applications by Guéneau, C., Dupin, N., Kjellqvist, L., Geiger, E., Kurata, M., Gossé, S., Corcoran, E., Quaini, A., Hania, R., Smith, A.L., Piro, M.H.A., Besmann, T., Turchi, P.E.A., Dumas, J.C., Welland, M.J., Ogata, T., Lee, B.O., Kennedy, J.R., Adkins, C., Bankhead, M., Costa, D.

“…The Thermodynamics of Advanced Fuels – International Database (TAF-ID) was developed using the Calphad method to provide a computational tool to perform…”
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Stability and mechanical properties of molybdenum carbides and the Ti–Mo–C solid solutions: A first-principles study by Ivashchenko, V.I., Turchi, P.E.A., Shevchenko, V.I., Ivashchenko, L.A., Gorb, Leonid, Leszczynski, Jerzy

“…First-principles calculations were carried out to study the hypothetical MoC, Mo2C, Mo3C2 and random MoCx, x = 1.0, 0.875, 0.75 and 0.5 phases, and those that…”
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Thermodynamic modelling of crystalline unary phases by Palumbo, M., Burton, B., Costa e Silva, A., Fultz, B., Grabowski, B., Grimvall, G., Hallstedt, B., Hellman, O., Lindahl, B., Schneider, A., Turchi, P. E. A., Xiong, W.

“…Progress in materials science through thermodynamic modelling may rest crucially on access to a database, such as that developed by Scientific Group Thermodata…”
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Phase diagram, electronic, mechanical and thermodynamic properties of TiB2–ZrB2 solid solutions: A first-principles study by Ivashchenko, V.I., Turchi, P.E.A., Shevchenko, V.I., Mediukh, N.R., Gorb, Leonid, Leszczynski, Jerzy

“…The stability, electronic and phonon structures, mechanical and thermodynamic properties as well optical spectra of the Ti1−xZrxB2 solid solutions were…”
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First-principles study of TiN/SiC/TiN interfaces in superhard nanocomposites by Ivashchenko, V. I., Veprek, S., Turchi, P. E. A., Shevchenko, V. I.

“…Heterostructures with one monolayer of interfacial SiC inserted between several B1(NaCl)-TiN (001) and (111) slabs are investigated in the temperature range of…”
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Simulations of the mechanical properties of crystalline, nanocrystalline, and amorphous SiC and Si by Ivashchenko, V. I., Turchi, P. E. A., Shevchenko, V. I.

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Thermodynamic Modeling of the Al-Ce-Cu-Mg-Si System and Its Application to Aluminum-Cerium Alloy Design by Moore, E. E., Turchi, P. E. A., Lordi, V., Weiss, D., Sims, Z. C., Henderson, H. B., Kesler, M. S., Rios, O., McCall, S. K., Perron, A.

“…Recently discovered AlCe alloys have shown promise in a number of applications, but the propensity of Ce to react with Al and other alloying elements can…”
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The Pu–U–Am system: An ab initio informed CALPHAD thermodynamic study by Perron, A., Turchi, P.E.A., Landa, A., Söderlind, P., Ravat, B., Oudot, B., Delaunay, F.

“…[Display omitted] •The ab initio informed CALPHAD assessment of the Am–U system has been realized.•A strong tendency toward phase separation across the whole…”
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