نتایج جستجو برای: vertical

تعداد نتایج: 94042  

Journal: :Information and Computation 2001

Journal: :international journal of civil engineering 0
f. hajivalie no.23, golsar alley, sharifi st., beheshti st., karaj a. yeganeh bakhtiary iran university of science and technology

in this paper, a two-dimensional reynolds averaged navier-stokes (rans) model is developed to simulate the shoaling, breaking and overtopping of a solitary wave over a vertical breakwater. turbulence intensity is described by using a k turbulence closure model and the free surface configuration is tracked by volume of fluid (vof) technique. to validate the numerical model the simulation result...

Journal: :journal of computational applied mechanics 0
hosein mohammadi ms graduate, department of mechanical engineering, university of tehran, tehran, iran masoud sharififar department of metallurgy and material engineering, malek-ashtar university of technology, tehran, iran ali asghar ataee assistant professor, school of mechanical engineering, university of tehran, tehran, iran

the incremental sheet metal forming (ismf) process is a new and flexible method that is well suited for small batch production or prototyping. this paper studies the use of the finite element method in the incremental forming process of aa1050 sheets to investigate the influence of tool diameter, vertical step size, and friction coefficient on forming force, spring-back, and thickness distribut...

Journal: :Microbiology Australia 2022

2015
K. P. Wootton

In recent work, the first quantitative measurements of electron beam vertical emittance using a vertical undulator were presented, with particular emphasis given to ultralow vertical emittances [K. P. Wootton, et al., Phys. Rev. ST Accel. Beams, 17, 112802 (2014)]. Using this apparatus, a geometric vertical emittance of 0.9 ± 0.3 pm rad has been observed. A critical analysis is given of measure...

Journal: :Journal of the Franklin Institute 1872

Journal: :Statistics in medicine 2002
Baruch A Brody

The vertical transmission trials conducted in a variety of developing countries by researchers from more developed countries illustrate a variety of crucial ethical issues. Three crucial issues are the injustice of the use of placebo control groups, the coerciveness of the offer to participate, and the exploitation of Third World countries. This paper examines each of these issues separately. I...

Journal: :Mathematical Social Sciences 2017
Mehdi Shadmehr Dan Bernhardt

We analyze how private learning in a class of games with common stochastic payoffs affects the form of equilibria, and how properties such as player welfare and the extent of strategic miscoordination relate across monotone and non-monotone equilibria. Researchers typically focus on monotone equilibria. We provide conditions under which non-monotone equilibria also exist, where players attempt ...

Journal: :Bulletin of mathematical biology 2010
József Z Farkas Peter Hinow

We introduce and investigate a series of models for an infection of a diplodiploid host species by the bacterial endosymbiont Wolbachia. The continuous models are characterized by partial vertical transmission, cytoplasmic incompatibility and fitness costs associated with the infection. A particular aspect of interest is competitions between mutually incompatible strains. We further introduce a...

2004
Cheng Chin

Dr. Cheng Chin Institut für Experimentalphysik Universität Innsbruck Technikerstra e 25, A-6020 Innsbruck Austria Email: [email protected]

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