نتایج جستجو برای: γ elemene

تعداد نتایج: 75196  

2017
Giovanni Leoni Ryan Murray

This note completely resolves the asymptotic development of order 2 by Γ-convergence of the mass-constrained Cahn–Hilliard functional, by showing that one of the critical assumptions of the authors’ previous work [10] is unnecessary.

2009
Marian Bocea Mihai Mihăilescu

Γ-convergence results for power-law functionals with variable exponents are obtained. The main motivation comes from the study of (first-failure) dielectric breakdown. Some connections with the generalization of the ∞-Laplace equation to the variable exponent setting are also explored. 2000 Mathematics Subject Classification:

2006
Marc Oliver Rieger

We study variational problems with volume constraints (also called level set constraints) of the form

Journal: :Asymptotic Analysis 2006
Hervé Le Dret Hamdi Zorgati

We consider a thin curved film made of a martensitic material. The behavior of the film is governed by a free energy composed of a bulk energy term and an interfacial energy term. We show that the minimizers of the free energy converge to the minimizers of an energy depending on a two-dimensional deformation and one Cosserat vector field when the thickness of the curved film goes to zero. using...

2003
Matthias Kurzke

For a one-dimensional nonlocal nonconvex singular perturbation problem with a noncoercive periodic well potential, we prove a Γ-convergence theorem and show compactness up to translation in all L and certain Orlicz spaces for sequences of bounded energy. This generalizes work of Alberti, Bouchitté and Seppecher [1] for the coercive two-well case. The theorem has applications to a certain thin-f...

2011
ALEXANDER MIELKE

We provide a rigorous justification of the classical linearization approach in plasticity. By taking the small-deformations limit, we prove via Γ-convergence for rate-independent processes that energetic solutions of the quasi-static finite-strain elastoplasticity system converge to the unique strong solution of linearized elastoplasticity.

2016
Noura S. Dosoky Prabodh Satyal Tilak P. Gautam William N. Setzer

Murraya paniculata (L.) Jack, a small tropical evergreen shrub growing in Nepal, has numerous uses in traditional medicine for treatment of abdominal pain, diarrhea, stomach ache, headache, edema, thrombosis, and blood stasis. The present study investigated the chemical composition and bioactivities of the leaf essential oil from M. paniculata from Nepal. The essential oil from leaves was obtai...

ژورنال: :فیزیولوژی محیطی گیاهی 2015
سید جابر نبوی سید حسن زالی جمشید قربانی سید یحیی کاظمی

اسانس­ها گروهی از مواد موثره موجود در گیاهان می باشند که از نظر ترکیب شیمیایی همگن نبوده و به صورت ترکیبات مختلفی مشاهده می­شوند. پیرو (juniperus communis) گیاهی است همیشه سبز و حاوی اسانس که از مهمترین گیاهان رویشگاه­های کوهستانی ایران به شمار  می رود .در این تحقیق به بررسی اسانس این گیاه در مراتع ییلاقی هزارجریب بهشهر پرداخته شد. ابتدا از پایه­های مورد نظر، سرشاخه و مخروط گیاه جمع آوری گشت. س...

Journal: :iranian journal of science and technology (sciences) 2013
b. davvaz

the concept of  -semihyperring is a generalization of semiring, a generalization of semihyperring and a generalization of      -semiring. since the theory of ideals plays an important role in the theory of  - semihyperring, in this paper, we will make an intensive study of the notions of noetherian, artinian, simple and   regular      -semihyperrings. the bulk of this paper...

Journal: :Molecules 2018
Giuliana M Vila Verde Diogo A Barros Marilene Silva Oliveira Gilberto L B Aquino Danilo M Santos José Realino de Paula Lucas D Dias Marta Piñeiro Mariette M Pereira

Microwave-assisted extraction of volatile oils (MAE) potentially offers a more efficient and bio-sustainable method than conventional extraction by Clevenger apparatus (CE). This study aimed to optimise the MAE of the volatile oil from Pterodon emarginatus fruits and characterise the volatile compounds. A 2³ full-factorial central composite design and response surface methodology were used to e...

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