نتایج جستجو برای: epsilon constraint method

تعداد نتایج: 1698990  

Journal: :The Journal of chemical physics 2006
Ronald Blaak Jean-Pierre Hansen

We present extensive molecular dynamics simulation results for the structure and the static and dynamical responses of a droplet of 1000 soft spheres carrying extended dipoles and confined to spherical cavities of radii R=2.5, 3, and 4 nm embedded in a dielectric continuum of permittivity epsilon(')>or=1. The polarization of the external medium by the charge distribution inside the cavity is ac...

Journal: :Foundations of Computing and Decision Sciences 2022

Abstract Using hubs in distribution networks is an efficient approach. In this paper, a model for the location-allocation problem designed within framework of queuing network which services have several levels, and customers must go through these levels to complete service. The purpose locate appropriate number facilities among potential locations allocate customers. presented as multi-objectiv...

Journal: :International Journal of Production Economics 2023

The emergence of the circular economy concept has pushed industry owners towards green supply chain and waste reduction. closed-loop originates from its purpose is to increase efficiency profitability by reducing energy consumption. Hence, in this research, an integrated bi-objective mixed-integer linear programming model developed with aim optimizing both operational strategic decisions a netw...

Journal: :The Journal of Cell Biology 2002
Elaine C. Larsen Takehiko Ueyama Pamela M. Brannock Yasuhito Shirai Naoaki Saito Christer Larsson Daniel Loegering Peter B. Weber Michelle R. Lennartz

Protein kinase C (PKC) plays a prominent role in immune signaling, and the paradigms for isoform selective signaling are beginning to be elucidated. Real-time microscopy was combined with molecular and biochemical approaches to demonstrate a role for PKC- epsilon in Fc gamma receptor (Fc gammaR)-dependent phagocytosis. RAW 264.7 macrophages were transfected with GFP-conjugated PKC isoforms, and...

Journal: :archives of razi institute 2016
m. moosawi shooshtari r. pilehchian langroudi m. esmaelizad s. a.r., afshari far a.r. jabbari

in this research a molecular method based on polymerase chain reaction for typing of clostridium perfringens was developed and toxin genotypes of 64 isolates from sheep and goats in iran were determined. the pcr assays were developed for detection of alpha (cpa), beta (cpb) and epsilon (etx) toxin genes, allowing classification of the isolates into genotypes a b, c and d. the field isolates ...

Journal: :محیط شناسی 0
حمیدرضا جعفری استادیار گروه برنامه ریزی محیط زیست دانشگاه تهران یوسف رفیعی دانشجوی کارشناسی ارشد برنامه ریزی محیط زیست دانشگاه تهران مجید رمضانی مهریان دانشجوی کارشناسی ارشد برنامه ریزی محیط زیست دانشگاه تهران حسین نصیری دانشجوی کارشناسی ارشد rs & gis دانشگاه تهران

nowadays urban sanitary landfill compatible with environmental principles and in line with sustainable development is a necessity. in this paper for the purpose of determining appropriate sanitary landfill sites in kohgilooye & boyerahmad province, , many data layers were used including: slope, land cover, distance to main roads, distance to cities & villages, geology, surface water network, di...

Journal: :Plant physiology 1978
D Hüsken E Steudle U Zimmermann

A new method is described for continuously measuring cell turgor pressure (P), hydraulic conductivity (L(p)), and volumetric elastic modulus (epsilon) in higher plant cells, using a pressure probe. This technique permits volume changes, DeltaV, and turgor pressure changes, DeltaP, to be determined with an accuracy of 10(-5) to 10(-6) mul and 3 to 5.10(-2) bar, respectively.The main principle of...

Journal: :SN applied sciences 2023

Abstract We propose a robust fuzzy design model for sustainable closed-loop supply chain network. The is based on risk dynamic regulation mechanism. In this way, we can solve the problem of sudden disruptions and uncertain demand in Chinese herbal medicines. also develop hybrid algorithm solution to resilient specific steps are as follows: (1) mechanism created with strong resistance by conside...

Journal: :The New England journal of medicine 1996
E M Reiman R J Caselli L S Yun K Chen D Bandy S Minoshima S N Thibodeau D Osborne

BACKGROUND Variants of the apolipoprotein E allele appear to account for most cases of late-onset Alzheimer's disease, and persons with two copies of the epsilon 4 allele appear to have an especially high risk of dementia. Positron-emission tomography (PET) has identified specific regions of the brain in which the rate of glucose metabolism declines progressively in patients with probable Alzhe...

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