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physics.comp-ph2019★ 195 cited
DFT-FE -- A massively parallel adaptive finite-element code for large-scale density functional theory calculations
Phani Motamarri, Sambit Das, Shiva Rudraraju +3
We present an accurate, efficient and massively parallel finite-element code, DFT-FE, for large-scale ab-initio calculations (reaching electrons) using Kohn-Sham den…
physics.comp-ph2015★ 15 cited
Unconditionally stable, second-order accurate schemes for solid state phase transformations driven by mechano-chemical spinodal decomposition
Koki Sagiyama, Shiva Rudraraju, Krishna Garikipati
We consider solid state phase transformations that are caused by free energy densities with domains of non-convexity in strain-composition space; we refer to the non-convex domains…