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Sep 20, 2017
Strongly Correlated Electrons

Magnetic ground state of the Ising-like antiferromagnet DyScO$_3$

We report the low temperature magnetic properties of the DyScO$_3$ perovskite, which were characterized by means of single crystal and powder neutron…
Aug 20, 2007
By leetg
Atomic Physic
Computational Physics

Quantum Treatment of Continuum Electrons in the Fields of Moving Char…

An ab initio, three-dimensional quantum mechanical calculation has been performed for the time-evolution of continuum electrons in the fields of movi…
Oct 31, 2017
By lhzhao
Optimization and Control

Optimal Control of Connected and Automated Vehicles at Roundabouts: A…

Connectivity and automation in vehicles provide the most intriguing opportunity for enabling users to better monitor transportation network condition…
Dec 08, 2014

Ab initio Bogoliubov coupled cluster theory for open-shell nuclei

Ab initio many-body methods address closed-shell nuclei up to mass A ~ 130 on the basis of realistic two- and three-nucleon interactions. Several rou…
Feb 11, 2019
By rairk
Strongly Correlated Electrons

Influence of cobalt substitution on the magnetism of NiBr$_2$

Co substituted Ni$_{1-x}$Co$_x$Br$_2$ (0 $\leq~x~\leq$ 1) single crystals were synthesized using vapor transport. The physical properties of the crys…
Jan 07, 2009
By wongc

Momentum Kick Model Analysis of PHENIX Near-Side Ridge Data and Photo…

We analyze PHENIX near-side ridge data for central Au+Au collisions at \sqrt{s_{NN}}=200 GeV with the momentum kick model, in which a near-side jet e…
Jul 11, 2018
Plasma Physics

Parametric study and optimization trends for the Von-Kármán-Sodium …

We present magneto-hydrodynamic simulations of liquid sodium flow with the PLUTO compressible MHD code. We investigate the influence of the remnant m…
Jan 14, 2018
Distributed
Parallel
and Cluster Computing

Shrink or Substitute: Handling Process Failures in HPC Systems using …

Efficient utilization of today's high-performance computing (HPC) systems with complex hardware and software components requires that the HPC applica…
Aug 22, 2013
Information Retrieval
Computation and Language

Automatic Labeling for Entity Extraction in Cyber Security

Timely analysis of cyber-security information necessitates automated information extraction from unstructured text. While state-of-the-art extraction…
Apr 10, 2014
Numerical Analysis

A Multilevel Stochastic Collocation Method for Partial Differential …

Stochastic collocation methods for approximating the solution of partial differential equations with random input data (e.g., coefficients and forcin…
May 25, 2019
By xiex
Computational Physics

Analytic Continuation of Noisy Data Using Adams Bashforth ResNet

We propose a data-driven learning framework for the analytic continuation problem in numerical quantum many-body physics. Designing an accurate and e…
May 15, 2019
By dexter
Numerical Analysis
Optimization and Control

Reconstructing high-dimensional Hilbert-valued functions via compress…

We present and analyze a novel sparse polynomial technique for approximating high-dimensional Hilbert-valued functions, with application to parameter…
Oct 05, 2017

Extreme-Scale Programming Model for Quantum Acceleration within High …

Heterogeneous high-performance computing (HPC) systems offer novel architectures accommodating specialized processors that accelerate specific worklo…
Aug 08, 2015
By tranha
Analysis of PDEs

Analysis of quasi-optimal polynomial approximations for parameterized…

In this work, we present a generalized methodology for analyzing the convergence of quasi-optimal Taylor and Legendre approximations, applicable to a…
Aug 23, 2007

From Microscales to Macroscales in 3D: Selfconsistent Equation of Sta…

First results from a fully self-consistent, temperature-dependent equation of state that spans the whole density range of neutron stars and supernova…
Mar 01, 2019
By hageng

$\beta$-decay, a process that changes a neutron into a proton (and vice versa), is the dominant decay mode of atomic nuclei. This decay offers a unique window to physics beyond the standard model, and is at the heart of microphysical processes in st…

Discrepancy between experimental and theoretical $β$-decay rates re…

$\beta$-decay, a process that changes a neutron into a proton (and vice versa), is the dominant decay mode of atomic nuclei. This decay offers a uniq…
Aug 14, 2013
Materials Science

Thickness Dependent Carrier Density at the Surface of SrTiO3 (111) Sl…

We investigate the surface electronic structure and thermodynamic stability of the SrTiO3 (111) slabs using density functional theory. We observe tha…
Nov 01, 2016
By qib1

True randomness from an incoherent source

Quantum random number generators (QRNGs) harness the intrinsic randomness in measurement processes: the measurement outputs are truly random given th…
Feb 18, 2012
By mayaf
Materials Science
Other Condensed Matter

Properties of single crystalline AZn2Sb2 (A=Ca,Eu,Yb)

Single crystals of CaZn2Sb2, EuZn2Sb2, and YbZn2Sb2 were grown from melts of nominal composition AZn5Sb5 (A=Ca,Eu,Yb) with the excess melt being remo…
Feb 04, 2019

Continuous-Time Quantum Walks on Dynamic Graphs

Continuous-time quantum walks (CTQWs) on static graphs provide efficient methods for search and sampling as well as a model for universal quantum com…
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