نتایج جستجو برای: column length

تعداد نتایج: 377831  

Journal: :Materials 2023

The tandem compound piles are a combination of granular column in the deep section and concrete pile shallow section. This method effectively utilizes consolidation densification effects column, as well cementation strength material. acts path, aiding surrounding soil. On other hand, prevents bulging deformation that commonly happens columns during field construction. To study bearing capacity ...

Journal: :international journal of advanced design and manufacturing technology 0
mohammad reza shirazizadeh department of mechanical and aerospace engineering, science and research branch, islamic azad university, tehran, iran hossein shahverdi department of aerospace engineering and center of excellence in computational aerospace, amirkabir university of technology, 424 hafez avenue, tehran 15875-4413, iran ali imam department of mechanical and aerospace engineering, science and research branch, islamic azad university, tehran, iran

this paper focuses on using the recently developed extended finite element model for buckling analysis of edge cracked columns under concentric axial load. the effect of crack depth and its location on the carrying capacity of columns is studied. the effect of different boundary conditions is also investigated. numerical examples are offered to show the efficiency and effectiveness of the propo...

Journal: :Philosophical transactions of the Royal Society of London. Series B, Biological sciences 2008
Steffen Klaere Tanja Gesell Arndt von Haeseler

We introduce another view of sequence evolution. Contrary to other approaches, we model the substitution process in two steps. First we assume (arbitrary) scaled branch lengths on a given phylogenetic tree. Second we allocate a Poisson distributed number of substitutions on the branches. The probability to place a mutation on a branch is proportional to its relative branch length. More importan...

Journal: :IEEE Trans. Computers 1995
Zhongde Wang Graham A. Jullien William C. Miller

In this paper, a new design technique for column-compression (CC) multipliers is presented. Constraints for column compression with full and half adders are analyzed and, under these constraints, considerable flexibility for implementation of the CC multiplier, including the allocation of adders, and choosing the length of the final fast adder, is exploited. Using the example of an 8 × 8 bit CC...

Journal: :Applied optics 2013
Sergey Oshchepkov Andrey Bril Tatsuya Yokota Yukio Yoshida Thomas Blumenstock Nicholas M Deutscher Susanne Dohe Ronald Macatangay Isamu Morino Justus Notholt Markus Rettinger Christof Petri Matthias Schneider Ralf Sussman Osamu Uchino Voltaire Velazco Debra Wunch Dmitry Belikov

This paper presents an improved photon path length probability density function method that permits simultaneous retrievals of column-average greenhouse gas mole fractions and light path modifications through the atmosphere when processing high-resolution radiance spectra acquired from space. We primarily describe the methodology and retrieval setup and then apply them to the processing of spec...

Journal: :The Journal of antibiotics 1998
M Uyeda K Yokomizo Y Miyamoto E E Habib

A novel antiherpetic agent, fattiviracin A1, was isolated from the culture broth of strain No. 2445 identified as Streptomyces microflavus. It was purified through 1-butanol extraction, column chromatographies on Diaion HP-10 and silica gel and HPLC using a reverse phase column. The structure of fattiviracin A1 was determined by several spectroscopic experiments and chemical degradations. It is...

Journal: :IEEE Trans. Communications 1997
Chaehag Yi Jae Hong Lee

In this letter, we propose a new ordered decoding scheme for a product code for mobile data communications. The ordered decoding scheme determines the order of decoding for both row and column component codewords according to the probability of decoding the component codeword correctly. Component codewords are decoded independently. To randomize burst errors in both row and column codewords, a ...

2012
Prameela Rani Seelam Harika

A new simple isocratic RP-HPLC method was developed for the determination of milnacipran in bulk drug and in its capsules formulations. The mobile phase selected was methanol: acetonitrile:0.1% O-phosphoric acid in the ratio of 55:35:10%(v/v) and Zodiac C18 column with dimensions (250X4.6mm, 5μ)was used as stationary phase column temperature is ambient throughout the method. The flow rate and w...

2014
H. B. Kekre Tanuja Sarode

A novel watermarking scheme for color images has been proposed using column DCT wavelet transform. To improve the robustness of watermarking scheme, compressed watermark with tolerable fidelity is embedded into host image. Middle frequency coefficients are selected for embedding watermark so that the proposed scheme can sustain attacks like lossy image compression where high frequency coefficie...

Journal: :Physical review letters 2001
J M Kriesel C F Driscoll

Measurements of the viscosity in quiescent magnetized pure-electron plasmas are up to 10(8) times larger than predicted by classical collisional theory. This strong viscosity is due to long-range " E x B drift collisions" between electrons separated by up to a Debye length. Recent theories of long-range collisions show order-of-magnitude agreement with the measurements, but do not give the obse...

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