نتایج جستجو برای: wall column

تعداد نتایج: 241939  

2015
Chenxi Liu Alexander G. Schwing Kaustav Kundu Raquel Urtasun Sanja Fidler

Hij = K ·Rij ·K−1. Here Rij denotes a column-wise permutation of R, shuffling the columns i and j to be column 1 and 2. 1.1. Computing y4 from y1, y2 and y3 Let a be a known aspect ratio defined as w/h, where h is the height and w the width of the front wall in the physical world (we know these dimensions from the rental site). Then, given two corner points p1 and p2 of a wall, defined by the t...

Journal: :International journal of clinical and experimental pathology 2014
Da-Wei Ye Cheng Liu Xue-Bi Tian Hong-Bing Xiang

To determine the spinal innervation and neuronal connections is important for studying gastric carbohydrate metabolism and motor responses. Neurons involved in the efferent control of the stomach were identified following visualization of pseudorabies virus (PRV)-614 retrograde tracing. PRV-614 was injected into the ventral stomach wall in 13 adult C57BL/6J strain male mice. On the fifth day po...

Journal: :Analytical chemistry 2013
Fabrice Gritti Georges Guiochon

When analyses of mixtures of small molecules are carried out at mobile phase velocities close to (for isocratic runs) or somewhat above (for gradient runs) the optimum velocity, the eddy diffusion term contributes to at least 75% of the band broadening. Future improvements in column performance may come only from a reduction of the eddy diffusion term. The classical models of axial dispersion o...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علم و صنعت ایران 1380

در این پایان نامه خواص و جنبه های مختلف کربن معرفی و مروری کلی بر روشهای ساخت ، ساختار و خواص انواع مختلف کربن از کربنهای bulk(شامل گرافیت ، گرافیت turbostratic، الیاف کربن، دوده هاو ... ) تا کربنهای نانومقیاس (شامل fullerenes ، کپسولهای نانومقیاس ، کربنهای nanotube و ... ) ارائه می شود. عمده کار متوجه کربنهای nanotube(اعم از multi-wall و single-wall ) است و ساختار ، عیوب شبکه ای و روشهای ساخت ...

2013
Nguyen Van Duc Long Moon Yong Lee

−Dividing wall columns, capable of reducing the energy required for the separation of ternary mixtures, were explored for the energy-efficient integration of debutanization and deisobutanization. A new practical approach to the design and optimization of dividing wall columns was used to optimize dividing wall columns. A conventional dividing wall column and a multi-effect prefractionator arran...

2004
Abhijit Mukherjee Satish G. Kandlikar

The present study is performed to numerically analyze an evaporating meniscus bounded between the advancing and receding interfaces on a moving heated surface. The numerical scheme developed for analyzing interface motion during bubble growth in pool boiling has been applied. A column of liquid is placed between a nozzle outlet and a moving wall, and calculations are done in two dimensions with...

Journal: :The Science of the total environment 2017
Alexandra R Pearce Lisa G Chambers Elizabeth A Hasenmueller

Harmful algal blooms are increasingly common in aquatic ecosystems and have been linked to runoff from agricultural land. This study investigated the internal nutrient (i.e., phosphorus (P) and nitrogen (N)) dynamics of a eutrophic reservoir in the Midwestern United States to constrain the potential for sedimentary nutrients to stimulate harmful algal blooms. The spatial distribution of nutrien...

2014
Wei Chen Zekun Zhang Yang Lu Jia Li Yingze Zhang Yong Shen

BACKGROUND Percutaneous lag screw fixation is an alternative treatment for non-displaced or minimally displaced posterior column fractures. This study aims to explore new fluoroscopic views of the acetabulum for safe percutaneous insertion of posterior column lag screws. METHODS Axial computed tomography (CT) scans were taken of sixteen embalmed adult cadavers. The axial CT images at the leve...

Journal: :Applied sciences 2023

In this paper, the seismic reduction and isolation measures are first proposed by setting a segmented layer between diaphragm wall side of station structure. Although can effectively improve stress state slabs, effect middle column is not obvious. order to overall performance structure, combining new type bearing then proposed. At same time inserting sliding at top set up reduce vibration. The ...

2017
Zhifeng Xu Zhongfan Chen

A series of tests on cold-formed steel foamed concrete (CSFC) composite walls subjected to axial load were proposed. The primary purpose of the experiments was to study the mechanical behavior and identify the failure modes of CSFC composite walls. Two main factors were considered in this study: 1) specimen with pouring foamed concrete or without and 2) different foamed concrete density ranks (...

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