نتایج جستجو برای: trip wire
تعداد نتایج: 40637 فیلتر نتایج به سال:
در این تحقیق ریزساختار و خواص مکانیکی فولادهای آستنیتی شبه پایدارfe-cr-mn-n حاوی مقادیر مختلف نیتروژن (کمتر از حدود 0/5 درصد وزنی) مورد ارزیابی قرار گرفت. در این راستا اثر نیتروژن (n) بر میزان پایداری آستنیت )γ(، مکانیزم های تغییر شکل (شامل لغزش، استحاله مارتنزیتی و دوقلویی)، تشکیل رسوبات، خواص مکانیکی و خواص خوردگی بررسی شد. همچنین امکان پذیری دست یابی به ریزساختارهای نانو/فوق ریزدانه در این ف...
The growing resistance against antifungal agents has renewed the search for alternative treatment modalities, and antimicrobial photodynamic inactivation (PDI) is a potential candidate. The cationic porphyrin 5-phenyl-10,15,20-Tris(N-methyl-4-pyridyl)porphyrin chloride (TriP[4]) is a photosensitizer that in combination with light can inactivate bacteria, fungi, and viruses. For future improveme...
Evaluation and prediction of performance of diamond wire saw is one of the most important factors involved in planning the dimension stone quarries. The wear rate of diamond wire saw can be investigated as a major criterion to evaluate its performance. The wear rate of diamond wire saw depends upon non-controlled parameters related to rock characteristics and controlled parameters related to ch...
background and aims. this study aimed to investigate release of nickel ion from three types of nickel-titanium-based wires in the as-received state and after immersion in a simulated oral environment. materials and methods. forty specimens from each of the single-strand niti (rematitan “lite”), multi-strand niti (speed supercable) and copper niti (damon copper niti) were selected. twenty specim...
BACKGROUND Few studies have used GPS data to analyze the relationship between Walk Score, transportation choice and walking. Additionally, the influence of Walk Score is understudied using trips rather than individuals as statistical units. The purpose of this study is to examine associations at the trip level between Walk Score, transportation mode choice, and walking among Paris adults who we...
The primary objective of the National Airspace System (NAS) is the transportation of passengers and cargo. It is no surprise, therefore, that passenger trip time performance is positively correlated with passenger satisfaction, airfare elasticity, and airline profits. Regulatory consumer information available to airline passengers provides measures of trip performance using only flight data (an...
Ribosome-inactivating proteins (RIPs) are N-glycosidases that remove a specific adenine from the sarcin/ricin loop of the large rRNA, thus arresting protein synthesis at the translocation step. In the present study, a protein termed tobacco RIP (TRIP) was isolated from tobacco (Nicotiana tabacum) leaves and purified using ion exchange and gel filtration chromatography in combination with yeast ...
In many wireless sensor network applications, the data collection sink (base station) needs to find the aggregated statistics of the network. Readings from sensor nodes are aggregated at intermediate nodes to reduce the communication cost. However, the previous optimally secure in-network aggregation protocols against multiple corrupted nodes require two round-trip communications between each n...
Readers may make verbatim copies of this document for non-commercial purposes by any means, provided that this copyright notice appears on all such copies. This paper combines fishing trip decisions – made before observing trip outcomes – with responses to set of double-bounded dichotomous choice CV questions regarding the outcome of the trip, to explore cognitive elements of choice and their i...
In this paper some experimental sequential models for the simulation of trip-chains are presented; the models have been calibrated on the base of a survey made in a medium-sized town. This work is part of a research, effected by the Department of Regional Planning of the University of Calabria, to forecast travel demand and to analyse travel behaviour of the transport system users. (Festa et al...
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