نتایج جستجو برای: contact models

تعداد نتایج: 1058351  

Journal: :Proceedings. Biological sciences 2007
Erik Volz Lauren Ancel Meyers

Contact patterns in populations fundamentally influence the spread of infectious diseases. Current mathematical methods for epidemiological forecasting on networks largely assume that contacts between individuals are fixed, at least for the duration of an outbreak. In reality, contact patterns may be quite fluid, with individuals frequently making and breaking social or sexual relationships. He...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2012
mohammad reza samarghandi mansur zarrabi mohammad noori sepehr reza panahi maryam foroghi

in this work, removal of c. i. acid red 14 was investigated by pumice stone as a low cost adsorbent. various parameters such as initial dye solution, contact time and ph were studied. removal of dye were increased by increasing of contact time and initial dye solution and deceased by increasing of ph. three isotherm models were studied. linear and non-linear regression analyses were used for de...

Journal: :jundishapur journal of health sciences 0
seyyed javad jaafari department of environmental health engineering, school of health, hamadan university of medical science, hamadan, ir iran reza shokouhi department of environmental health engineering, school of health, hamadan university of medical science, hamadan, ir iran edris hossein zadeh department of environmental health engineering, school of health, lorestan university of medical science,khorramabad, ir iran mahmoud taghavi department of environmental health engineering, mazandaran university of medical science, sari, ir iran rasoul arezoumandi department of environmental health engineering, school of health, hamadan university of medical science, hamadan, ir iran rasoul arezoumandi department of environmental health engineering, school of health, hamadan university of medical science, hamadan, ir iran

industrial wastewater included the dyes one of the important sources of environmental pollution that founded in loom wastewater which are harmful for human health and environment. therefore, the purpose of this research was investigated removal of rb5 dye from aqueous solution by using of adsorption onto activated red mud as an cheap adsorbent. this research was experimental- laboratorial study...

Journal: :Medical engineering & physics 2004
Yanhong Bei Benjamin J Fregly

Multibody dynamic musculoskeletal models capable of predicting muscle forces and joint contact pressures simultaneously would be valuable for studying clinical issues related to knee joint degeneration and restoration. Current three-dimensional multibody knee models are either quasi-static with deformable contact or dynamic with rigid contact. This study proposes a computationally efficient met...

Seismic rehabilitation provides existing buildings with more resistance to seismic activity, ground motion, or geotechnical failure due to earthquakes. Performance-based rehabilitation is a general concept through which the retrofitting criteria are defined regarding to performance objectives when the structural and nonstructural members are subject to different levels of earthquake hazards. In...

The process of pollutant adsorption from industrial wastewaters is a multivariate problem. This process is affected by many factors including the contact time (T), pH, adsorbent weight (m), and solution concentration (ppm). The main target of this work is to model and evaluate the process of pollutant adsorption from industrial wastewaters using the non-linear multivariate regression and intell...

2016
Monika Kurczynska Ewa Kania Bogumil M. Konopka Malgorzata Kotulska

Reconstructing protein structure based on contact maps leads to two types of models: properly oriented models and mirror models. This is due to the fact that contact maps do not include information on protein chirality. Therefore, both types of model orientations share the same contact map and are geometrically allowed. In this work, we verified the hypothesis that some of the energy terms calc...

Till now, various models have been proposed in literature to simulate the behavior of riveted structures. In order to find the most accurate analytical method in modeling the dynamic behavior of riveted structures, a comparison study is performed on several of these models, in this research. For this purpose, experimental modal analysis tests are conducted on a riveted plate to verify the effic...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور مرکز - دانشکده زبانهای خارجی 1391

the primary goal of the current project was to examine the effect of three different treatments, namely, models with explicit instruction, models with implicit instruction, and models alone on differences between the three groups of subjects in the use of the elements of argument structures in terms of toulmins (2003) model (i.e., claim, data, counterargument claim, counterargument data, rebutt...

2012
Sashikumaar Ganesan

Effects of dynamic contact angle models on the flow dynamics of an impinging droplet in sharp interface simulations are presented in this article. In the considered finite element scheme, the free surface is tracked using the arbitrary Lagrangian–Eulerian approach. The contact angle is incorporated into the model by replacing the curvature with the Laplace–Beltrami operator and integration by p...

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