abstract according to increase in electricity consumption in one hand and power systemsreliability importance in another , fault location detection techniqueshave beenrecentlytaken to consideration. an algorithm based on collected data from both transmission line endsproposed in this thesis. in order to reducecapacitance effects of transmission line, distributed parametersof transmission line...

Abstract: Background: H.pylori infection has been found to be associated with different diseases such as gastritis, peptic ulcer and malignancy. The present study was conducted to compare helicobacter pylori antibody in rural and urban children in Qazvin. Materials and methods: During this case-control study, 150 children aged 2-month to 12-year (75 urban and 75 rural children) who had been r...

deployable scissor type structures are composed of the so-called scissor-like elements (sles), which are connected to each other at an intermediate point through a pivotal connection and allow them to be folded into a compact bundle for storage or transport. several sles are connected to each other in order to form units with regular polygonal plan views. the sides and radii of the polygons are...