Results 91 to 100 of about 8,079 (237)

Separatrix Configurations in Holomorphic Flows

open access: yesQualitative Theory of Dynamical Systems
Abstract We investigate properties of boundary orbits (separatrices) of canonical regions (basins/neighbourhoods of equilibria) in holomorphic flows with real-valued time. We establish the continuity of transit times along these boundary orbits and classify possible path components of the boundary of flow ...
Kainz, Nicolas, Lebiedz, Dirk
openaire   +2 more sources

Scalable Computation of Topological Abstractions for Scalar Data

open access: yesComputer Graphics Forum, EarlyView.
Abstract Topological data analysis has become an important tool for large scale scalar data analysis and visualization, efficiently extracting the inherent structure and features of interest of the data. However, with growing dataset sizes and complexity, it is increasingly becoming infeasible to compute topological abstractions of interest in serial ...
M. Will   +6 more
wiley   +1 more source

Do Parasite Effects on Fish Body Condition Depend on Host Size and External Temperature? A Meta‐Analytic Approach

open access: yesJournal of Zoology, EarlyView.
Evaluating relationships between host body condition indices (BCIs) and parasite infections is a common approach for assessing the negative effects of parasites on host health. Researchers generally expect negative correlations between BCIs and infection levels; however, empirical results are often highly variable among host–parasite systems.
Ryota Hasegawa   +2 more
wiley   +1 more source

Pendulum: separatrix splitting

open access: yes, 1997
30 pages, one ...
Gallavotti, G.   +2 more
openaire   +2 more sources

Crystallization of dmisteinbergite (hexagonal CaAl2Si2O8) from type B CAI analog melt

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract Dmisteinbergite is a metastable polymorph of CaAl2Si2O8, which has been found in calcium−aluminum‐rich inclusions (CAIs) in chondrites, although anorthite is the predominant CaAl2Si2O8 phase in natural type B CAIs. The occurrence/absence of igneous dmisteinbergite would put tighter constraints on the thermal history of CAIs.
Yasuaki Tsuruoka   +6 more
wiley   +1 more source

On nonlocal bifurcations in two-parameter families of vector fields on the plane with involutive symmetry

open access: yesИзвестия высших учебных заведений. Поволжский регион: Физико-математические науки
Background. The study of dynamical systems that are invariant with respect to different groups of transformations is important both for the theory of differential equations and for its applications. Local bifurcations in generic two-parameter families of
Vladimir Sh. Roitenberg
doaj   +1 more source

Racial Inequality, Growth and Distribution

open access: yesMetroeconomica, EarlyView.
ABSTRACT A post‐Keynesian‐Kaleckian model along structuralist lines is developed to incorporate the issue of racial inequality into the analysis of growth and distribution. It draws on ideas presented in the literature about the relationship between class inequality between capitalists and workers, and racial inequality between White and Black workers,
Amitava Krishna Dutt
wiley   +1 more source

Exploring the transition from continuous turbulence fluctuations to bursting ELMs in high SOL density regimes

open access: yesNuclear Fusion
BOUT++ turbulence simulations of the DIII-D reveal that the density profile between the separatrix and pedestal plays a crucial role in the dynamics of edge localized modes (ELMs) and edge plasma turbulent transport.
Nami Li   +4 more
doaj   +1 more source

Design of a compact RFQ with low longitudinal emittance for the SESRI project

open access: yesFrontiers in Physics
The Space Environment Simulation and Research Infrastructure (SESRI) was proposed in China to support space science research in material physics, biophysics, and interdisciplinary studies.
Zhongshan Li   +20 more
doaj   +1 more source

Space-charge-sustained microbunch structure in the Los Alamos Proton Storage Ring

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2004
We present experimental data from the Los Alamos Proton Storage Ring (PSR) showing long-lived linac microbunch structure during beam storage with no rf bunching.
S. Cousineau   +3 more
doaj   +1 more source

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