نتایج جستجو برای: آزمایش pull off

تعداد نتایج: 264123  

2013
Abhishek Srivastava

In part I of this work, we presented a theory for adhesionless contact of a pressurized neo-Hookean plane-strain membrane to a rigid substrate. Here, we extend our theory to include adhesion using a fracture mechanics approach. This theory is used to study contact hysteresis commonly observed in experiments. Detailed analysis is carried out to highlight the differences between frictionless and ...

2002
Maria Cristina Pinotti Navrati Saxena

In these days, the world experiences an unprecedented demand for data and data services, driven mainly by the popularity of the Web services and by the evolution of the Internet towards an information super-highway. We introduce a hybrid scheduling that effectively combines broadcasting for very popular data (push data) and dissemination upon-request for less popular data (pull data) in asymmet...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده فنی 1387

خط کشی های راهها از جمله ابزار هدایت و کنترل تردد وسایل نقلیه می باشد. تجربه کاربرد رنگ خط کشی در سطح تهران عملکرد نسبتاً متفاوتی را در مناطق مختلف شهر داشته است. در این تحقیق میزان دوام رنگ های سرد خط کشی در اتصال با سطح آسفالت که عمدتا متشکل از سنگدانه ها می باشد، مورد ارزیابی قرار گرفته است. مصالح سنگی با جنس های متفاوت از معادن مختلف اطراف شهر تهران (غرب و شرق) تهیه شده و پس از انتخاب قیر ام...

2002
H. Dhong M. Tanaka S. W. Tomashot

Low-noise lTL-compatible off-chip driver (OCD) circuits are very important, especially for low-power electronics, but scaled-down CMOS technology requires a lower operating voltage of 3.3 V, while most applications require 5 V. The dual power-supply requirement makes the design of OCD challenging, first because pull-up devices, especially p-MOS devices, must be able to handle an off-chip voltag...

Journal: :مهندسی متالورژی و مواد 0
رضا نادری محمودی ابولفضل درویش محمد مهدویان

the research mainly intends to evaluate performance of strontium aluminum polyphosphate as an eco friendly zinc free anticorrosion pigment in formulation of the protective primer based on epoxy resin. comparing to zinc phosphate, the most effective content of the modified pigment was determined through electrochemical impedance spectroscopy. according to pull-off, the superior sapp incorporated...

Journal: :Journal of Structural and Construction Engineering (Transactions of AIJ) 1997

Journal: :Tribology Letters 2023

Abstract We show that the detachment of a flat punch from viscoelastic substrate has relatively simple behaviour, framed between Kendall’s elastic solution at relaxed modulus and instantaneous modulus, cohesive strength limit. find hardly any dependence pull-off force on details loading process, including maximum indentation preload rate, resulting much simpler than case spherical punch. Pull-o...

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