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New structural model for GeO2/Ge interface: A first-principles study
New structural model for GeO2/Ge interface first-principles study
2010/11/24
First-principles modeling of a GeO2/Ge(001) interface reveals that sixfold GeO2, which is derived from cristobalite and is different from rutile, dramatically reduces the lattice mismatch at the inter...
Antiferromagnetic ordering in the absence of a structural distortion in Ba(Fe{1-x}Mn{x})2As2
Stripe Antiferromagnetic structural distortio
2010/11/22
Neutron and x-ray diffraction studies of Ba(Fe1−xMnx)2As2 for low doping concentrations (x 6 0.176)reveal that at a critical concentration, 0.102 < x < 0.118, the tetragonal-to orthorhombic tran...
Analysis of a continuous-time model of structural balance
Adaptation and Self-Organizing Systems(nlin.AO) Exactly Solvable and Integrable Systems (nlin.SI)
2010/11/10
It is not uncommon for certain social networks to divide into two opposing camps in response to stress. This happens, for example, in networks of political parties during winner-takes-all elections, i...
Enhancing the superconducting transition temperature of BaSi2 by structural tuning
superconducting transition temperature of BaSi2
2010/11/18
We present a joint experimental and theoretical study of the superconducting phase of the lay-
ered binary silicide BaSi2. Compared with the layered AlB2 structure of graphite or diboride-like superc...
Processing and characterization of halloysite nanotubes filled polypropylene nanocomposites based on a masterbatch route: effect of halloysites treatment on structural and mechanical properties
nanocomposites polypropylene halloysite nanotubes masterbatch
2011/12/14
Halloysites/polypropylene nanocomposites with different nanotubes contents were prepared by diluting a masterbatch containing 30 wt.% halloysites with polypropylene (PP). Unmodified (HNTs) and quatern...
Effect of p-d hybridization and structural distortion on the electronic properties of AgAlM2 (M = S, Se, Te) chalcopyrite semiconductors
A. Chalcopyrite A. Semiconductors E. Density Functional Theory E. TB-LMTO
2010/11/18
We have carried out ab-initio calculation and study of structural and elec-tronic properties of AgAlM2 (M = S, Se, Te) chalcopyrite semiconductors using Density Functional Theory (DFT) based self cons...
Phase stability and structural temperature dependence in sodium niobate: A high resolution powder neutron diffraction study
Phase stability structural temperature dependence high resolution powder neutron diffraction
2010/11/24
We report investigation of structural phase transitions in technologically important material sodium niobate as a function of temperature on heating over 300-1075 K. Our high resolution powder neutron...
Stochastic Structural Stability Theory applied to roll/streak formation in boundary layer shear flow
Stochastic Structural Stability Theory boundary layer shear flow
2010/11/16
Stochastic Structural Stability Theory (SSST) provides an autonomous, deterministic, nonlinear dynamical system for evolving the statistical mean state of a turbulent system. In this work SSST is appl...
Structural and magnetic properties of Co-Mn-Sb thin films
Structural magnetic properties Co-Mn-Sb thin films
2010/11/22
Thin Co-Mn-Sb films of different compositions were investigated and utilized as electrodes in alumina based magnetic tunnel junctions with CoFe counter electrode. The preparation conditions were optim...
Investigation of structural and optoelectronic properties of BaThO3
oxide perovskite FP-LAPW wide band gap high frequency operating material
2010/11/18
Structural and optoelectronic properties of BaThO3 cubic perovskite are calculated using all electrons full potential linearized augmented plane wave (FP-LAPW) method. Wide and direct band gap, 5.7 eV...
Three dimensional optical manipulation and structural imaging of soft materials by use of laser tweezers and multimodal nonlinear microscopy
Liquid crystals Optical tweezers or optical manipulation Nonlinear microscopy
2010/11/24
We develop an integrated system of holographic optical trapping and multimodal nonlinear microscopy and perform simultaneous three-dimensional optical manipulation and non-invasive structural imaging ...
Quantitative Genetics and Functional-Structural Plant Growth Models: Simulation of Quantitative Trait Loci Detection for Model Parameters and Application to Potential Yield Optimization
Quantitative Genetics Functional-Structural Plant Growth Models Simulation Quantitative Trait Loci Detection Model Parameters Application Potential Yield Optimization
2010/11/16
Background and Aims: Prediction of phenotypic traits from new genotypes under untested environmental conditions is crucial to build simulations of breeding strategies to improve target traits. Althou...
Parametric identification of a functional-structural tree growth model and application to beech trees (Fagus sylvatica)
Parametric identification functional-structural tree growth model application to beech trees
2010/11/16
Functional-structural models provide detailed representations of tree growth and their application to forestry seems full of prospects. However, owing to the complexity of tree architecture, parametr...
The HST/ACS Coma Cluster Survey III. Structural Parameters of Galaxies using single-Sérsic Fits
Cosmology and Extragalactic Astrophysics (astro-ph.CO)
2010/12/29
We present a catalogue of structural parameters for 8814 galaxies in the 25 fields of the HST/ACS Coma Treasury Survey. Parameters from S\'ersic fits to the two-dimensional surface brightness distribu...
Process Structural Realism, Instance Ontology, and Societal Order
Structural realism property instance circadian rhythms economic systems
2011/9/7
Whitehead’s cosmology centers on the self-creation of actual occasions that perish as they come to be, but somehow do combine to constitute societies that are persistent agents and/or patients. “Insta...