نتایج جستجو برای: sais phreatic aquifer

تعداد نتایج: 8858  

Journal: :Biotemas 2022

Para manutenção do ciclo biológico de Schistosoma mansoni em laboratório, é necessário que moluscos hospedeiros intermediários sejam mantidos condições favoráveis para o seu desenvolvimento. a avaliação da biologia reprodutiva (fecundidade e fertilidade), efeito dos nutrientes (alface ração peixe) substratos (argila, mistura sais CaCO₃) suas combinações, foram formados 10 grupos experimentais c...

Journal: :Acta Carsologica 2021

The Almopia Speleopark caves are located at the basin in northern Greece, foothill of Voras Mountain, and formed Maestrichtian limestones Pelagonian zone. They studied on basis their meso- micro-scale morphology as well horizontal pattern, order to investigate character forming aquifer. Emphasis is given morphological description Loutra Almopias Cave. Cave dominated by presence cupolas, rock br...

2006
Danilo C. Pereira Dalva Lúcia A. de Faria Vera R. L. Constantino

Hidroxo-sais lamelares de composição Cu 2 (OH) 3 X (X = NO 3 , CH 3 COO e ClO 4 ) foram sintetizados através da coprecipitação (sais básicos de nitrato e acetato) e da troca iônica (sal básico de perclorato). Os sólidos cristalinos foram caracterizados por difratometria de raios X, análise termogravimétrica e espectroscopia vibracional. Bandas fracas em 336 e 345 cm (espectro Raman) dos sais de...

2000
Alessio Gaspar Philippe Collard

| This paper investigates the relevance of the immune system metaphor to Time Dependent Optimization (TDO). At rst, we review previous results underlining the over-average reactiveness and robustness featured by a Simple Artiicial Immnune System (Sais) in comparison to well known evolutionist approaches ((GC99]). Then, we evaluate its immunization capability (i.e. improving robustness to previo...

Journal: :Sustainability 2022

Sustainable groundwater utilization is important for social and economic development. There a need sustainability assessment in small-scale areas lacking detailed mining data. Here, exploiting water level data series, we propose an indicator of based on the response to (MGSI) better evaluation; it integrates spatio-temporal variability at local scale. A decomposition coefficient was applied dec...

Journal: :International Journal of Greenhouse Gas Control 2021

The objective of the Aquifer-CO2Leak project is to get insights into carbon dioxide CO2 migration in aquifers within context Carbon Capture and Storage (CCS) test different equipment necessary for monitoring. underlying idea develop an experiment saturated zone (phreatic) underground limestone quarry located at Gironde department (France). It consists injecting water, carrying dissolved gases (...

Journal: :Geologica Belgica 2022

This paper focuses on the Frasnian reefal development in eastern border of Dinant Synclinorium. Classical sections from Durbuy–Bomal area were reevaluated for lithostratigraphy, microfacies, magnetic susceptibility (MS) and diagenesis. As regards middle succession, studied is located a transitional zone between Pont de la Folle/Philippeville Formations Moulin Liénaux/Grand Breux Formations. suc...

Journal: :Computers & Geosciences 2012
Yu-xin Jie Yan-feng Wen Gang Deng Rui Chen Xu Ze-ping

Generally seepage analysis and stress–strain analysis are conducted separately in the analysis of dams with varied water levels, which neglects the impact of soil deformation on seepage. The impact, however, is significant when the water level varies greatly. In this study, a simplified approach for consolidation analysis of unsaturated soil is used to conduct numerical simulations of water-fil...

Journal: :Water 2023

Taking the 14,030 panel of Zhaogu No. 2 coal mine as its research object, this paper studies evolution characteristics developing height, propagation track and caving arch shape water-flowing fractures under influence thick alluvium by utilizing a physical experiment, theoretical analysis field investigation. The results show that height limit span fracture zone experience four stages, which in...

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