نتایج جستجو برای: sodium absorption ratio sar
تعداد نتایج: 810093 فیلتر نتایج به سال:
Reclamation of sodic soils has traditionally been undertaken using calculation of gypsum or Ca requirement assuming 100% exchange efficiency and neglect of the contribution of calcium carbonate in the profile. The UNSATCHEM model is reviewed and then evaluated for its ability to predict field reclamation of a sodic saline soil. The 40-ha field site was initially at an electrical conductivity (E...
the impact of geological units on the groundwaters quality of hastijan, southeastern of delijan,iran
this study was conducted to evaluate the quality of the groundwaters and the impact of geological units on these waters in hastijan area. for this purpose, 11 samples of water resources have been collected with their appropriate dispersal. physico-chemical parameters of mn, ni, cd, cu, zn, as fe, cr, and ions k+, na+,ca2+, mg2+, cl-, so42-, hco3- as well as indicators th, tds, ec, ph were deter...
one of the main aims of water resource planners and managers is to estimate and predict the parameters of groundwater quality so that they can make managerial decisions. in this regard, there have many models developed, proposing better management in order to maintain water quality. most of these models require input parameters that are either hardly available or time-consuming and expensive to...
In this paper a novel approach for analyzing penetration of electromagnetic radiations in human tissue at different frequency is presented. Moreover, we concentrated our work on analyzing the other related factors describing system performance like return loss& Voltage Standing Wave Ratio (VSWR). consider We use different communication frequencies to simulate antenna for analyzing variation in ...
NOVEL TECHNIQUES REGARDING SPECIFIC ABSORPTION RATE AND FIELD OF VIEW REDUCTION IN MAGNETIC RESONANCE IMAGING Emre Kopanoglu Ph.D. in Electrical and Electronics Engineering Supervisors: Prof. Dr. Ergin Atalar Assoc. Prof. Dr. Vakur B. Ertürk September, 2012 In this dissertation, novel strategies regarding the reduction of the specific absorption rate (SAR) and the reduction of the total scan ti...
To define the interactions between the absorption of glycyl-L-sarcosine (Gly-Sar; .1mM) and glycine, L-methionylglycine, glycyl-L-leucine, L-carnosine, or Lmethionylglycyl-L-methionyl-L-methionine (each at 5 mM), ovine omasal epithelium was collected from eight wethers (avg. BW = 69 kg) and mounted in parabiotic chambers. [1,2]-[C]Glycyl-L-sarcosine was used as a marker to monitor the presence ...
INTRODUCTION Parallel transmission is an emerging technique that has great potential in many applications such as reducing selective RF pulse duration and improving B1 and B0 field inhomogeneity in high fields [1-3]. A potential issue in parallel transmission is elevated RF power deposition which is characterized by the specific absorption ratio (SAR). In parallel excitation, the effect of elec...
Abstract The study’s goal is to analyze the suitability of sub-surface water Una district for drinking and agriculture purposes. data related physico-chemical parameters groundwater was obtained from Central Groundwater Board’s website compared BIS standard (10500:2012). values Ca 2+ , Cl − F SO 4 2- were found be below acceptable limit. pH, TDS, Alkalinity, Mg TH, NO 3 had that above limit at ...
One of the main aims of water resource planners and managers is to estimate and predict the parameters of groundwater quality so that they can make managerial decisions. In this regard, there have many models developed, proposing better management in order to maintain water quality. Most of these models require input parameters that are either hardly available or time-consuming and expensive to...
Sugarcane is one of the most important sugar crops in the world. Because of semi-arid climate and salinity of its cultivation area in our country, increasing salt tolerance of sugarcane is signifying. To achieve this goal determining salt tolerant cultivars and understanding salinity mechanisms in sugarcane are very important. This study was conducted to evaluate 8 commercial and promising su...
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