Results 31 to 40 of about 136,000 (320)

Pullback attractor for a nonautonomous parabolic Cahn-Hilliard phase-field system

open access: yesAIMS Mathematics, 2023
Our aim in this paper is to study generalizations of the Caginalp phase-field system based on a thermomechanical theory involving two temperatures and a nonlinear coupling. In particular, we prove well-posedness results.
Jean De Dieu Mangoubi   +2 more
doaj   +1 more source

Attractors. Then and now

open access: yesУспехи математических наук, 2023
This survey is dedicated to the 100th anniversary of Mark Iosifovich Vishik and is based on a number of mini-courses taught by the author at the University of Surrey (UK) and Lanzhou University (China). It discusses the classical and modern results of the theory of attractors for dissipative PDEs, including attractors for autonomous and non-autonomous ...
openaire   +2 more sources

POLYMODALITY OF SECONDARY KAOLINITE DISTRIBUTION IN OPEN SANDY RESERVOIR SYSTEMS

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2023
Link for citation: Melnik I.A. Polymodality of secondary kaolinite distribution in open sandy reservoir systems. Bulletin of the Tomsk Polytechnic University. Geo Аssets Engineering, 2023, vol. 334, no. 8, рр. 17-29. In Rus. Relevance.
Igor A. Melnik
doaj   +1 more source

Toward the Relational Formulation of Biological Thermodynamics

open access: yesEntropy, 2023
Classical thermodynamics employs the state of thermodynamic equilibrium, characterized by maximal disorder of the constituent particles, as the reference frame from which the Second Law is formulated and the definition of entropy is derived.
Abir U. Igamberdiev
doaj   +1 more source

The Lorenz Attractor is Mixing [PDF]

open access: yesCommunications in Mathematical Physics, 2005
We study a class of geometric Lorenz flows, introduced independently by Afraimovic, Bykov & Sil'nikov and by Guckenheimer & Williams, and give a verifiable condition for such flows to be mixing. As a consequence, we show that the classical Lorenz attractor is mixing.
Luzzatto, Stefano   +2 more
openaire   +5 more sources

Generalized Attractor Points in Gauged Supergravity [PDF]

open access: yes, 2011
The attractor mechanism governs the near-horizon geometry of extremal black holes in ungauged 4D N=2 supergravity theories and in Calabi-Yau compactifications of string theory.
Marina Shmakova   +4 more
core   +1 more source

Measure attractors and Markov attractors [PDF]

open access: yesDynamical Systems, 2008
The actions induced by a random dynamical system on spaces of probability measures on the state space are investigated, and generalisations of the notion of an attractor are discussed and compared. For the particular case of a random dynamical system generated by a stochastic differential equation the notion of an attractor for the associated Markov ...
openaire   +2 more sources

Global attractors for strongly damped wave equations with displacement dependent damping and nonlinear source term of critical exponent [PDF]

open access: yes, 2011
In this paper the long time behaviour of the solutions of 3-D strongly damped wave equation is studied. It is shown that the semigroup generated by this equation possesses a global attractor in H_{0}^{1}(\Omega)\times L_{2}(\Omega) and then it is proved ...
A. Kh. Khanmamedov   +22 more
core   +1 more source

Adaptation Mechanism of Corporations: Essence and Specific Features of Realisation Адаптационный механизм корпораций: сущность и особенности реализации [PDF]

open access: yesBìznes Inform, 2013
The goal of the article is to reveal specific features of adaptation mechanism of corporations, its essence and specific features of realisation. In the result of the study, the article systemised views on the essence of the “adaptation” notion, specific
Kavtysh Oksana P.
doaj  

MARKET ATTRACTORS

open access: yesResearch on Enterprise in Modern Economy Theory and Practice, 2018
The article concerns the functioning of market attractors which are places providing for the company stabilization of market position. These are: points appearing on the positioning map; the area based on the nature of the business; strategic alliances;
Janusz Dworak
doaj   +1 more source

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