Báo cáo toán học: "Fluage du bois « vert » à haute température (120 °C) : expérimentation et modélisation à l’aide d’éléments" pot

Báo cáo toán học: "Fluage du bois « vert » à haute température (120 °C) : expérimentation et modélisation à l’aide d’éléments" pot

Báo cáo toán học: "Fluage du bois « vert » à haute température (120 °C) : expérimentation et modélisation à l’aide d’éléments" pot

... thermoformage, par * Correspondance et tirés à part perre@engref.fr exemple, met à profit cette particularité : un bois chaud et humide devient « plastique » et peut donc être mis en forme. ... fluage devient : Pour un test où une charge s constante est appliquée en échelon au temps t = 0, la déformation s’écrit : Article o...

Ngày tải lên: 08/08/2014, 14:21

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Báo cáo toán học: "Résistance du mélèze hybride inoculé par Lachnellula willkommii Gilberte" ppt

Báo cáo toán học: "Résistance du mélèze hybride inoculé par Lachnellula willkommii Gilberte" ppt

... ont été retenus pour la sélection de cette variété multiclonale et de cette population d’amé- lioration tels que l’aptitude à l’enracinement, la croissan- ce et la forme ... égale- ment prise en compte. La présente étude vise à déterminer la sensibilité du mélèze hybride vis -à- vis du chancre et correspond à un premier essai de criblage...

Ngày tải lên: 08/08/2014, 14:21

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Báo cáo khoa học: "Appréciation du bois de chêne (Quercus robur L, Quercus petraea Liebl) par les consommateurs et les professionnels français du bois" potx

Báo cáo khoa học: "Appréciation du bois de chêne (Quercus robur L, Quercus petraea Liebl) par les consommateurs et les professionnels français du bois" potx

... y0 w0 h0" alt="" un bois comportant beaucoup de petits nœuds en «pattes de chat» (bois ronceux) et un bois concentrant cette nodosité en 3 à 4 nœuds plus ... à partir des jeux d’ellipses mis à disposition par le département Bois et sciages» du CTBA. L’indice ISN, ainsi que les mesures de cou- leur, ont été détermin...

Ngày tải lên: 08/08/2014, 19:21

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Báo cáo toán học: " Highly selective fluorescent chemosensor for Zn2+ derived from inorganic-organic hybrid magnetic core/shell Fe3O4@SiO2 nanoparticles" pot

Báo cáo toán học: " Highly selective fluorescent chemosensor for Zn2+ derived from inorganic-organic hybrid magnetic core/shell Fe3O4@SiO2 nanoparticles" pot

... the crude product was further purified by flash column chromatography (silica gel, ethyl acetate/petroleum ether 1:2 ) to produce 371 mg (84.9%) of DTH-APTES as yellow oil. ESI-MS: m/z 438.5 ... Microchim Acta 1997, 12 5:4 5. 11. Gupta NR, Mittal S, Kumar S, Kumar SKA: Potentiometric studies of N,N'- Bis(2-dimethylaminoethyl)-N, N'-dimethyl-9,10 anthracenedimethanamine as a...

Ngày tải lên: 20/06/2014, 20:20

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Báo cáo toán học: " Existence and uniqueness of nonlinear deflections of an infinite beam resting on a non-uniform nonlinear elastic foundation" pptx

Báo cáo toán học: " Existence and uniqueness of nonlinear deflections of an infinite beam resting on a non-uniform nonlinear elastic foundation" pptx

... crucial 5 Proposition 1. (Banach Fixed Point Theorem [20]) Let Y be a complete metric space with the metric d(·, ·), and suppose the map Φ : Y → Y satisfies d(Φ(y 1 ), Φ(y 2 )) ≤ L ·d(y 1 , y 2 ) for ... Nonlinear Mech. 46(1), 339–346 (2011) 15. Nguyen, V, Duhamel, D: Finite element procedures for nonlinear structures in moving coordinates, Part II: Infinite beam under moving harmonic loads...

Ngày tải lên: 20/06/2014, 20:20

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Báo cáo toán học: " Population level risk assessment: practical considerations for evaluation of population models from a risk assessor''''s perspective" pdf

Báo cáo toán học: " Population level risk assessment: practical considerations for evaluation of population models from a risk assessor''''s perspective" pdf

... Zool Fenn 2003, 4 0:1 31-144. 50. Chapman JL, Reiss MJ: Ecology: Principles and Applications. Cambridge: Cambridge Univ Press; 1999. 51. Flowerdew JR: Mammals: Their Reproductive Biology and ... 2010, 8:1 821-1876. 61. Barnthouse LW, Munns WR, Sorensen MT: Population-level Risk Assessment. Boca Raton: Taylor & Francis; 2007. 62. Templeton AR: The meaning of species and speciat...

Ngày tải lên: 20/06/2014, 20:20

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Báo cáo toán học: " Population level risk assessment: practical considerations for evaluation of population models from a risk assessor''''s perspective" docx

Báo cáo toán học: " Population level risk assessment: practical considerations for evaluation of population models from a risk assessor''''s perspective" docx

... decision making: a strategy for the future. Trends in Ecology and Evolution 2010, 2 5:4 79-486. 10. Grimm V, Railsback SF: Individual-based Modeling and Ecology. Princeton: Princeton University ... San Diego: Academic Press; 199 5:1 9-39. 18. Clark JS: Uncertainty and variability in demography and population growth: a hierarchical approach. Ecology 2003, 8 4:1 370-1381. 19. Hart...

Ngày tải lên: 20/06/2014, 20:20

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Báo cáo toán học: "Almost Periodic Solutions of Evolution Equations Associated with C-Semigroups: An Approach Via Implicit Difference Equations" doc

Báo cáo toán học: "Almost Periodic Solutions of Evolution Equations Associated with C-Semigroups: An Approach Via Implicit Difference Equations" doc

... continuous function u, which is defined by sp(u ):= {ξ ∈ R : ∀ε>0, ∃ϕ ∈ L 1 (R) : supp ˜ϕ ⊂ (ξ − ε, ξ + ε),ϕ∗ u =0}, where ˜ϕ(s ):=  ∞ −∞ e −ist f(t)dt; ϕ ∗ u(s ):=  ∞ −∞ ϕ(s − t)u(t)dt. The notion of ... l ∞ (X)withnormg := sup n g(n) X . We will denote by S(k) the k-translation in l ∞ (X), i.e., (S(k)g)(n)=g(n + k), ∀g, n. Definition 1.3. The subset of all λ of th...

Ngày tải lên: 06/08/2014, 05:20

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