نتایج جستجو برای: slippage effects

تعداد نتایج: 1546249  

Microsatellites or simple sequence repeats (SSRs) are very effective molecular markers in population genetics, genome mapping, taxonomic study and other large-scale studies. Variation in number of tandem repeats within microsatellite refers to simple sequence length polymorphism (SSLP); but there are a few studies that are showed SSRs replication slippage may be occurred during in vitro amplifi...

2017
Diansen Yang Wei Wang Weizhong Chen Shugang Wang Xiaoqiong Wang

Permeability is one of the most important parameters to evaluate gas production in shale reservoirs. Because shale permeability is extremely low, gas is often used in the laboratory to measure permeability. However, the measured apparent gas permeability is higher than the intrinsic permeability due to the gas slippage effect, which could be even more dominant for materials with nanopores. Incr...

Journal: :Concilium 2023

In this work, we incorporated the effects of slippage and adsorption into transient productivity index to determine pressure in horizontal wells simulation natural gas reservoirs. We modeled by introducing an apparent permeability, a function Knudsen number, while is using Langmuir isotherm. As for index, included one classic Peaceman reservoir-coupling models, which integral exponential polyno...

There have been many researches on object grasping in cooperating systems assuming no object slippage and stable grasp and the control system is designed to keep the contact force inside the friction cone to prevent the slippage. However undesired slippage can occur due to environmental conditions and many other reasons. In this research, dynamic analysis and control synthesis of a cooperating ...

Journal: :international journal of robotics 0
farid sheikholeslam isfahan university of technology shahram hadian jazi shahrekord university mehdi keshmiri isfahan university of technology

there have been many researches on object grasping in cooperating systems assuming no object slippage and stable grasp and the control system is designed to keep the contact force inside the friction cone to prevent the slippage. however undesired slippage can occur due to environmental conditions and many other reasons. in this research, dynamic analysis and control synthesis of a cooperating ...

Journal: :The Journal of pathology 2008
T Graham S Halford K M Page I P M Tomlinson

Many cancers show a low level of microsatellite slippage and are labelled MSI-L (microsatellite instability--low). However, it is unclear whether this slippage can be attributed to some underlying genetic change that results in a mutator phenotype, analogous to mismatch repair deficiency in MSI-H cancers, or whether the apparent instability is the result of relatively frequent normal somatic sl...

Journal: :The Annals of Mathematical Statistics 1960

2010
Yogeshwar D. Kelkar Noelle Strubczewski Suzanne E. Hile Francesca Chiaromonte Kristin A. Eckert Kateryna D. Makova

Microsatellites are abundant in eukaryotic genomes and have high rates of strand slippage-induced repeat number alterations. They are popular genetic markers, and their mutations are associated with numerous neurological diseases. However, the minimal number of repeats required to constitute a microsatellite has been debated, and a definition of a microsatellite that considers its mutational be...

  In the current work, the seismic analysis of bent region in buried pipes is performed, and effects of soil properties and modeling methods on pipe’s response are investigated. To do this task Beam, Beam-Shell Finite Element modeling and a Continuum shell FE models of a 90 degrees elbow are employed. In the Beam model, the pipe is simulated by beam elements while combined shell-beam elements a...

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