نتایج جستجو برای: quality changesjel classification d11
تعداد نتایج: 1216196 فیلتر نتایج به سال:
Graphite-like carbon nitride (g-C3N4) is considered as a promising candidate for energy materials. In this work, the biaxial strain (?4%–4%) effects on piezoelectric properties of g-C3N4 monolayer are studied by density functional theory (DFT). It found that increasing can reduce elastic coefficient C11-C12, and increases stress e11, which lead to enhanced d11. Compared unstrained one, 4% raise...
There are many situations in which a customer’s proclivity to buy the product of any firm depends not only on the classical attributes of the product such as its price and quality, but also on who else is buying the same product. We model these situations as games in which firms compete for customers located in a “social network”. Nash Equilibrium (NE) in pure strategies exist in general. In th...
Consumers have shown a willingness to pay a premium for products labeled as “Fair Trade,” and to prefer retailers that are seen as more generous to their suppliers/employees. A fair trade product is essentially a bundle of a base product and a donation to the supplier (e.g., a coffee farmer). An altruistic rational consumer will only choose this bundle if doing so is less expensive than buying ...
conclusions categorization of trials based on their classification scheme to investigate the efficacy of classification-based physical therapy could reduce the heterogeneity of trials and allow researchers to understand the contradictory results in this context. results a total of 12 rcts were identified and categorized into four classification schemes. some evidence supporting classification-s...
for better understanding of conformational stability of the dipeptide model hco—gly—l—leu—nh2,ab initio and dft computations at hf/6-31g(4 6-311++g(d,p) and b3lyp/6-31g(d) levels oftheory were carried out. geometry optimization of the dipeptide within the leucine (leu) side chainangles (x2 ,x2) resulted in three stable conformations as followings: anti-anti, the most stable one,(xi = 180°, x2 =...
We have recently reported that human soluble epoxide hydrolase (sEH) is a bifunctional enzyme with a novel phosphatase enzymatic activity. Based on a structural relationship with other members of the haloacid dehalogenase superfamily, the sEH N-terminal phosphatase domain revealed four conserved sequence motifs, including the proposed catalytic nucleophile D9, and several other residues potenti...
There are many situations in which a customer’s proclivity to buy the product of any firm depends not only on the classical attributes of the product such as its price and quality, but also on who else is buying the same product. We model these situations as games in which firms compete for customers located in a “social network”. Nash Equilibrium (NE) in pure strategies exist in general. In th...
ارزیابی لاینهای امید بخش در شرایط زارعین تحت عنوان طرح آنفارم (تحقیقی-تطبیقی) یکی از مهمترین مراحل معرفی یک رقم به شمار میرود و سازگاری اینها در شرایط زارعین لازمه معرفی ارقام جدید میباشد. در این آزمایش 7 ژنوتیپ گندم در قالب طرح بلوکهای کامل تصادفی در سه تکرار و در دو مکان (حومه شهرستانهای خوی و اشنویه استان آذربایجان غربی) تحت شرایط آبیاری محدود آخر فصل (قطع آبیاری پس از سنبله رفتن) در...
In this work, using plane wave method in the framework of density-functional theory, we calculated clamped-ion and relaxed-ion elasticity, stress and strain piezoelectric independent coefficients for seven stable combinations of honeycomb monolayers XY (X:B,Al,Ga,In ; Y:N,P,As,Sb). The coefficients calculations by two methods of density functional perturbation theory (DFPT) and finite differenc...
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