نتایج جستجو برای: mechanical alignment

تعداد نتایج: 311064  

Journal: Money and Economy 2016

Achieving business-IT alignment is one of the main purposes and also challenges of organizations. Many studies have indicated the importance of aligning information systems (IS) function with other business functions. The main purpose of this survey is evaluating business-IT alignment focusing on social and technical dimensions of business-IT alignment in Bank Mellat. The data was collected thr...

2009
Kanty Rabenorosoa Aditya N. Das Rakesh Murthy Cédric Clévy Dan Popa Philippe Lutz

The Fourier Transform (FTIR) microspectrometer discussed in this paper is an example of a complex Micro-OptoElectro-Mechanical System (MOEMS) configured as an optical bench on a chip. It is an important benchmark application for microtechnology due to increased demands for the use of miniature wavelength detection instruments in bio, nano and material science. This device can be manufactured us...

2004
Kaile Li Cedric X. Yu Lijun Ma

We have developed a method to improve the setup accuracy of a Varian Clinac 6/100 couch for delivering conformal arc therapy using a tertiary micro multileaf collimator (MLC) system. Several immobilization devices have been developed to improve the mechanical stability and isocenter alignment of the couch: turn-knob harnesses, double-track alignment plates, and a drop-in rod that attaches the c...

Journal: :The Review of scientific instruments 2014
Özgür Karcı Münir Dede Ahmet Oral

We describe the design of a wide temperature range (300 mK-300 K) atomic force microscope/magnetic force microscope with a self-aligned fibre-cantilever mechanism. An alignment chip with alignment groves and a special mechanical design are used to eliminate tedious and time consuming fibre-cantilever alignment procedure for the entire temperature range. A low noise, Michelson fibre interferomet...

Journal: :Cancer research 2014
Leonard M Sander

The first step in the spread of cancer is invasion by malignant cells of the normal tissue surrounding a tumor. There is considerable evidence both in vitro and in vivo that mechanical interactions with the tissue, in particular with the biopolymer network that makes up the extracellular matrix (ECM), are important factors in invasion. The interactions take two forms: (i) contractile cells on t...

2017
Dimitry Papkov

Classical manufacturing techniques of advanced polymeric fibers rely on a combination of high polymer crystallinity and high degree of macromolecular alignment to achieve superior mechanical properties. As a consequence, advanced polymeric fibers such as Kevlar and Spectra possess extraordinary strength, but low strains to failure and toughness (energy absorption during rupture). Recent analysi...

2017
So Hyun Kim Sun-Kyoung Im Soo-Jin Oh Sohyeon Jeong Eui-Sung Yoon C Justin Lee Nakwon Choi Eun-Mi Hur

In native tissues, cellular and acellular components are anisotropically organized and often aligned in specific directions, providing structural and mechanical properties for actuating biological functions. Thus, engineering alignment not only allows for emulation of native tissue structures but might also enable implementation of specific functionalities. However, achieving desired alignment ...

2013
Haiyang Zhao Zhijun Zhou Hang Dong Lin Zhang Huanlin Chen Lian Hou

The alignment of carbon nanotubes (CNT) is the fundamental requirement to ensure their excellent functions but seems to be desolated in recent years. A facile method, hot-press combined with peel-off (HPPO), is introduced here, through which CNT can be successfully vertically aligned on the polymeric membrane substrate. Shear force and mechanical stretch are proposed to be the main forces to al...

2014
Deepak Dwarakanath Carsten Griwodz Pål Halvorsen Jacob Lildballe

Vision based inspection systems for 3D measurements using single camera, are extensively used in several industries, today. Due to transportation and/or servicing of these systems, the camera in this system is prone to mis-alignment from its original position. In such situations, although a high quality calibration exists, the accuracy of 3D measurement is a↵ected. In this paper, we propose a s...

2011
Julie Smith Philip Rowe Mark Blyth Bryn Jones

INTRODUCTION Total Knee Arthroplasty (TKA) has been established as a successful operation to relieve pain and restore function in patients with severe knee osteoarthritis with a survival rate of around 92% for 12 years [1]. The success of this operation is dependent on various factors such as the preoperative characteristics of the patient, the implant selected [2] and importantly the post oper...

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