نتایج جستجو برای: th iv ion removal
تعداد نتایج: 556680 فیلتر نتایج به سال:
An na al ly ys si is s o of f t th he e I In nf fa an nt t C Cr ry y w wi it th h O Ob bj je ec ct ti iv ve e M Me et th ho od ds s György Iván Várallyay
Topological Analysis of Point Singularities in Stimulus Preference Maps of the Primary Visual Cortex
A lar ge p op u lat ion of n eu r on es in t h e p r im ar y v isu al cor t ex op t im ally r esp on d t o t h e or ien t at ion an d p h ase of a gr at in g st im u lu s in lu m in an ce. I d em on st r at e h er e t h at t h e t op ology of t h e st im u lu s sp ace sp an n ed b y t h ese p ar am et er s is eq u iv alen t t o t h at of t h e Klein bottle, which has a characteristic feature in...
background: there are great resources of natural zeolite in iran. zeolite, an inorganic ion-exchanger, may be used as a suitable technical-economical solution for water treatment in many regions of iran. in this study, the characterization of natural zeolite natrolite and the feasibility of removing hardness, cations, and anions were investigated. methods: first, zeolite composition and type we...
Background: Today, issues such as water shortage, difficulties and costs related to supplying safe water, and anomalous concentrations of heavy metals in groundwater and surface water resources, doubled the necessity of access to technical methods on removing these pollutants from water resources. Methods: In this lab study, cationic resin Purolite S-930 (with co-polymer styrene di-vinyl benzen...
Where the ro le o f so f twarein tens ive sys tems has sh i f ted f rom the t rad i t iona l one o f fu l f i l l ing i so lated computat iona l t a sks , l a rger co l l aborat ive soc ie t ie s wi th interac t ion as pr imary resource, i s g radua l ly t ak ing i t s p lace. Thi s can be obser ved in anyth ing f rom log i s t i cs to rescue operat ions and resource management , numerous ser v...
Background and Objective: Antibiotics are considered due to health and environmental problems and therefore they counted as a major threat to human health. The aim of this study was to determine the absorption efficiency of magnetic-chitosan nanocomposite in the removal of antibiotic tetracycline from aqueous solutions. Materials and Method: In this study, the experiments were performed by spec...
heavy metals removal from polluted wastewater is one of the major concerns due to their harmful effectson human health and the environment. the aim of this study is to absorb cu2+ and co+2 ions from wastewater by means of a synthesized magnetite bentonite nono - adsorbent. initially, nano- adsorbent was produced by coprecipitation techniques. then, the resultant material was analyzed and evalua...
This p a p e r des(:ribes an a lgo r i thm ff)r (;he coml m t a t i o n of F I I{ST and F( ) I~LOW sets for use wi th f(;atur(!-thcor('~(;ic g r a m m a r s , in which the value of the sets t:onsist;s of pairs of fea turel;heorctic cat;o, gorit;s. T h e Mgori(;hm tn'(;sezve, s as mu(:h informed;ion f rom th(; g ra tnnmrs a,s 1)ossibh',, us ing nega t ive res t r ic t ion to (h;fin(~ (',quivah;n...
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