Mean-field and stability analyses of two-dimensional flowing soft-core bosons...
Author(s): Masaya Kunimi and Yusuke Kato The soft-core boson system is one of the simplest models of supersolids, which have both off-diagonal long-range order (Bose–Einstein condensation) and diagonal...
View ArticleGrowth morphology and thermal stability of metal islands on graphene
Author(s): Xiaojie Liu, Myron Hupalo, Cai-Zhuang Wang, Wen-Cai Lu, Patricia A. Thiel, Kai-Ming Ho, and Michael C. Tringides We performed an experiment to study the thermal stability of metal on...
View ArticleRadial oscillations and stability of compact stars in Eddington-inspired...
Author(s): Y.-H. Sham, L.-M. Lin, and P. T. Leung We study the hydrostatic equilibrium structure of compact stars in the Eddington-inspired Born-Infeld gravity recently proposed by Bañados and Ferreira...
View ArticleDensity functional theory study of phase stability, vibrational, and...
Author(s): D. Reith, C. Blaas-Schenner, and R. Podloucky Based on density functional theory the noncentrosymmetric superconductor Mo3Al2C in its well-established β-Mn-type (P4132) crystal structure is...
View ArticleDefect-Mediated Lattice Relaxation and Domain Stability in Ferroelectric Oxides
Author(s): Anna V. Kimmel, Paul M. Weaver, Markys G. Cain, and Peter V. Sushko The effects of the lattice strain induced by neutral oxygen vacancies in ferroelectric tetragonal BaTiO3 and KNbO3 are...
View ArticleImproved vacuum stability in a 5D extra-dimension model
Author(s): Lu-Xin Liu and A. S. Cornell In this paper we study the renormalization effects of the quark flavor mixings and the Higgs self-coupling in a five-dimensional model where the boson fields are...
View ArticleModifications for numerical stability of black hole evolution
Author(s): Hwei-Jang Yo, Chun-Yu Lin, and Zhoujian Cao We experiment with several new modifications to the Baumgarte-Shapiro-Shibata-Nakamura formulation of Einstein’s field equation, and demonstrate...
View ArticleMarginal Stability Constrains Force and Pair Distributions at Random Close...
Author(s): Matthieu Wyart The requirement that packings of frictionless hard spheres, arguably the simplest structural glass, cannot be compressed by rearranging their network of contacts is shown to...
View ArticleStability and diffusion of interstitial and substitutional Mn in GaAs of...
Author(s): L. M. C. Pereira, U. Wahl, S. Decoster, J. G. Correia, L. M. Amorim, M. R. da Silva, J. P. Araújo, and A. Vantomme We report on β− emission channeling experiments on the lattice location and...
View ArticleFormation and Stability of Cellular Carbon Foam Structures: An Ab Initio Study
Author(s): Zhen Zhu and David Tománek We use ab initio density functional calculations to study the formation and structural as well as thermal stability of cellular foamlike carbon nanostructures....
View ArticleFlavor stability analysis of dense supernova neutrinos with flavor-dependent...
Author(s): Alessandro Mirizzi and Pasquale Dario Serpico Numerical simulations of the supernova (SN) neutrino self-induced flavor conversions, associated with the neutrino-neutrino interactions in the...
View ArticleStability of Thin Wetting Films on Chemically Nanostructured Surfaces
Author(s): A. Checco, B. M. Ocko, M. Tasinkevych, and S. Dietrich The morphology and stability of thin volatile wetting films on model chemically patterned surfaces composed of periodic arrays of...
View ArticleViewpoint: Heavy into Stability
The discoverers of element 117 have followed through with a year-long study of the lifetime and decay products of the newest superheavy element. Published Mon Oct 15, 2012 Physics – spotlighting...
View ArticleStability of Majorana fermions in proximity-coupled topological insulator...
Author(s): A. M. Cook, M. M. Vazifeh, and M. Franz It has been shown previously that a finite-length topological insulator nanowire, proximity-coupled to an ordinary bulk s-wave superconductor and...
View ArticleCollective excitations and stability of the excitonic phase in the extended...
Author(s): D. I. Golosov We consider the excitonic insulator state (often associated with electronic ferroelectricity), which arises on the phase diagram of an extended spinless Falicov-Kimball model...
View ArticleComputationally efficient determination of hydrogen isotope effects on the...
Author(s): Kelly M. Nicholson and David S. Sholl Although the thermodynamics of metal hydrides at low to moderate temperatures has been successfully described with density functional theory (DFT)...
View ArticleStability of Freely Falling Granular Streams
Author(s): Stephan Ulrich and Annette Zippelius A freely falling stream of weakly cohesive granular particles is modeled and analyzed with the help of event driven simulations and continuum...
View ArticleStability analysis of the Witten black hole (cigar soliton) under world-sheet...
Author(s): Carolyn Lambert and Vardarajan Suneeta We analyze the stability of the Euclidean Witten black hole (the cigar soliton in mathematics literature) under first-order renormalization group...
View ArticleEnvironmental stability and anisotropic resistivity of Co-doped...
Author(s): N. Spyrison, M. A. Tanatar, Kyuil Cho, Y. Song, Pengcheng Dai, Chenglin Zhang, and R. Prozorov Temperature-dependent resistivity is studied in single crystals of iron-arsenide superconductor...
View ArticleMagnetic configuration, electronic structure, and stability of the low-index...
Author(s): Andrzej Kędziorski and M. Carmen Muñoz The low-index (001), (010), and (110) surfaces of η-Mn3N2 are investigated using the ab initio generalized gradient (GGA) density functional method....
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