نتایج جستجو برای: آزمایش pull off

تعداد نتایج: 264123  

2011
Lei Xu Shuo Song

Culture of entrepreneurs is also a sort of capital, which has a direct effect on development of enterprises in the process of economic operation of enterprises. Construction of cultural capital among entrepreneurs helps to enhance the overall competitive strength of Chinese enterprises in international society and helps to push forward development of the economic society. Due to historical reas...

ابوالقاسم دولتی عبداله افشار یدالله یعقوبی نژاد,

در این پژوهش از سامانه‌های پوششی آستر پایه آلکیدی، آستر اپوکسی‌ غنی از روی، آستر پلی‌آمید، رویه پلی‌اورتان، رویه اپوکسی، رویه آلکیدی، آسترآلکیدی-رویه آلکیدی و آستر اپوکسی پلی آمید-رویه آلکیدی جهت بررسی تاثیر پوشش‌دهی سطح آرماتور، در مقایسه با سایر روش‌های حفاظت از بتن مسلح استفاده گردید. جهت ارزیابی خواص بتن و لایه‌های ایجاد شده از آزمون‌های استحکام فشاری و طیف‌سنجی امپدانس الکتروشیمیایی در کنا...

Journal: :IEEE journal of microwaves 2023

This article presents an empirical investigation of calibration effects on load-pull measurements collected wafer and at W-band frequencies. An analysis scattering parameter (S-parameter) provides insight into how small-signal metrics germane to load pull are affected by choice the technique. It is found that off-wafer line-reflect-reflect-match (LRRM) calibrated same transistor with different ...

1992
Paolo Gaudiano

This article makes use of a push-pull shunting network, which was introduced in the companion article, to model certain properties of X and Y retinal ganglion cells. Input to the push-pull network is preprocessed by a nonlinear mechanism for temporal adaptation, which is ascribed here to photoreceptor dynamics. The complete circuit is used to show that a simple change in receptive field morphol...

2014
Elena V. Gorb Julia Purtov Stanislav N. Gorb

The wax coverage of the waxy zone in Nepenthes alata pitchers consists of two clearly distinguishable layers, designated the upper and lower wax layers. Since these layers were reported to reduce insect attachment, they were considered to have anti-adhesive properties. However, no reliable adhesion tests have been performed with these wax layers. In this study, pull-off force measurements were ...

Journal: :Applied Physics A 2022

Abstract Following in graphene’s wake, the scotch tape method became key enabler for preparation of 2D materials, providing easy access to high-quality materials mainly limited by low yield. At this time, transition metal dichalcogenides (TMDC) received tremendous attention as a promising class two-dimensional (2D) semiconductors. The motivation reach limit TMDCs and many other layered has long...

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