نتایج جستجو برای: induced stresses

تعداد نتایج: 1014099  

Journal: :journal of ultrafine grained and nanostructured materials 2013
m. m. shokrieh a. daneshvar m. chitsazzadeh

in this research, a novel method to decrease micro-residual stresses of fibrous composites by adding carbon nanotubes (cnts) is proposed in detail. the negative coefficient of thermal expansion and the high young’s modulus of cnts can be utilized to counterbalance the process induced residual stresses in composites. to this end, first, the effects of adding cnts to the matrix of fibrous composi...

Journal: :Journal of Geophysical Research: Oceans 1998

Journal: :Metallurgical Transactions A 1977

Journal: :به نژادی گیاهان زراعی و باغی 0
محمد مهدی فخرائی دانشجوی کارشناسی ارشد، دانشگاه آزاد اسلامی واحد شیراز، باشگاه پژوهشگران جوان و نخبگان، شیراز، ایران مصطفی عرب استادیار گروه علوم باغبانی، پردیس ابوریحان - دانشگاه تهران، ایران مهران عنایتی شریعت پناهی دانشیار بخش تحقیقات کشت بافت و انتقال ژن، پژوهشکدۀ بیوتکنولوژی کشاورزی ایران، کرج، ایران

several methods are available to produce haploid plants. one of the most efficient methods is especially microspore culture. stress as a triggering factor is essential for embryogenesis induction in microspores. in the first experiment, the effect of different thermal stresses including cold treatments and heat stress and the control were evaluated. in the second experiment, the effect of 2,4-d...

2002
Z. Suo A. G. Evans

Consider a substitutional solution of two metallic elements A and B. When the alloy is exposed to air at an elevated temperature, A oxidizes, but B does not. In the alloy, the two elements diffuse in opposite directions, but usually at different rates; the nonreciprocal diffusion is known as the Kirkendall effect. At the oxide-alloy interface, metallic atoms may either emit from or inject into ...

2010
PIOTR TOFILO

A thorough examination has been performed of the thermally induced stresses on a window in an enclosure-fire environment. Analytical and numerical methods establish the importance of bridling stress (due to axial elongation) and flexing stress (due to normal deformation). Most previous studies omitted the consideration of flexing stresses. Maximum stresses, being the sum of bridling and flexing...

Journal: :Appl. Math. Lett. 2005
Robyn P. Araujo D. L. Sean McElwain

This work employs the constitutive principles of linear elasticity to examine the nature of growth-induced stresses in soft tissues. An analysis of the simpler case of isotropic growth gives insight into the effect of the spatial non-uniformity of the growth process on both the nature and distribution tissue stresses. Anisotropic growth is also considered, illustrating its role in relieving gro...

Journal: :Genes & development 2015
Stefano Santaguida Eliza Vasile Eileen White Angelika Amon

An unbalanced karyotype, a condition known as aneuploidy, has a profound impact on cellular physiology and is a hallmark of cancer. Aneuploid cells experience a number of stresses that are caused by aneuploidy-induced proteomic changes. How the aneuploidy-associated stresses affect cells and whether cells respond to them are only beginning to be understood. Here we show that autophagosomal carg...

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