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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
41

Stavebně technologický projekt skladovací haly / Construction technology project of storage hall

Petrík, Tomáš January 2013 (has links)
In this diploma thesis is processed build-up organization of logistics centre in Ostrava. The build-up organization covers the implementation of ground works, foundation constructions and precast concrete framework. Storage hall of logistics centre is based on drilled concrete piles and precast concrete framework makes up main structure. Construction technology project contains time-schedule and financial plan for whole project, time-schedule of construction works, budget, technological standard for precast concrete framework, design of building site accessories, design of machine group, safety plan, check and test plan.
42

Nanolithography on thin films using heated atomic force microscope cantilevers

Saxena, Shubham 01 November 2006 (has links)
Nanotechnology is expected to play a major role in many technology areas including electronics, materials, and defense. One of the most popular tools for nanoscale surface analysis is the atomic force microscope (AFM). AFM can be used for surface manipulation along with surface imaging. The primary motivation for this research is to demonstrate AFM-based lithography on thin films using cantilevers with integrated heaters. These thermal cantilevers can control the temperature at the end of the tip, and hence they can be used for local in-situ thermal analysis. This research directly addresses applications like nanoscale electrical circuit fabrication/repair and thermal analysis of thin-films. In this study, an investigation was performed on two thin-film materials. One of them is co-polycarbonate, a variant of a polymer named polycarbonate, and the other is an energetic material called pentaerythritol tetranitrate (PETN). Experimental methods involved in the lithography process are discussed, and the results of lithographic experiments performed on co-polycarbonate and PETN are reported. Effects of dominant parameters during lithography experiments like time, temperature, and force are investigated. Results of simulation of the interface temperature between thermal cantilever tip and thin film surface, at the beginning of the lithography process, are also reported.

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