نتایج جستجو برای: brine

تعداد نتایج: 4607  

2013
Jiayun Zhou Bruno Delille Hajo Eicken Martin Vancoppenolle Frederic Brabant Gauthier Carnat Nicolas-Xavier Geilfus Tim Papakyriakou Bernard Heinesch Jean-Louis Tison

[1] The impacts of the seasonal evolution of sea-ice physical properties on ice-ocean biogeochemical exchanges were investigated in landfast ice at Barrow (Alaska) from January through June 2009. Three stages of brine dynamics across the annual cycle have been identified based on brine salinity, brine volume fraction, and porous medium Rayleigh number (Ra). These are sea-ice bottom-layer convec...

2005
S. B. Joye I. R. MacDonald J. P. Montoya

Geophysical, temperature, and discrete depthstratified geochemical data illustrate differences between an actively venting mud volcano and a relatively quiescent brine pool in the Gulf of Mexico along the continental slope. Geophysical data, including laser-line scan mosaics and subbottom profiles, document the dynamic nature of both environments. Temperature profiles, obtained by lowering a CT...

2013
T. Mtombeni J. P. Maree C. M. Zvinowanda J. K. O. Asante F. S. Oosthuizen W. J. Louw

The use of desalination technologies which produce concentrated brines is acutely limited by inadequate waste brine disposal mechanisms such that the brine does not contaminate fresh water resources. The treatment of highly saline brine using freeze desalination technique trade marked as HybridICE technology was investigated at pilot scale. The capacity of the HybridICE process to generate fres...

ترشیزیان, حبیب اله ,

Saghand playa is located about 150 km northeast of Yazd in central Iran.  In order to study brine evolution and effect of brine origin on mineralogical distribution and hydrochemical characteristics of evaporate minerals for exploration, 21 samples were collected from different parts of this playa. The samples were analyzed using the XRD to determine mineralogical characterstics of the brine. N...

Journal: :Journal of chromatographic science 2000
R T Marsili N Miller

Purge-and-trap, solid-phase extraction, and solid-phase microextraction-gas chromatography-mass spectrometry (SPME-GC-MS) sample preparation techniques for the analysis of odor impact chemicals in fermented cucumber brine are compared. SPME-GC-MS is coupled with detection frequency olfactometry experiments to determine key impact odor compounds in the brine. The most potent odorants that define...

2016
Mustafa Adel Ali H. A. Elbehery Sherry K. Aziz Ramy K. Aziz Hans-Peter Grossart Rania Siam

The central rift of the Red Sea has 25 brine pools with different physical and geochemical characteristics. Atlantis II (ATIID), Discovery Deeps (DD) and Chain Deep (CD) are characterized by high salinity, temperature and metal content. Several studies reported microbial communities in these brine pools, but few studies addressed the brine pool sediments. Therefore, sediment cores were collecte...

Journal: :Journal of environmental management 2011
Muriithi Grace Nyambura Gitari Wilson Mugera Petrik Leslie Felicia Ndungu Patrick Gathura

Coal combustion by-products such as fly ash (FA), brine and CO(2) from coal fired power plants have the potential to impact negatively on the environment. FA and brine can contaminate the soil, surface and ground water through leaching of toxic elements present in their matrices while CO(2) has been identified as a green house gas that contributes significantly towards the global warming effect...

Journal: :Environmental science & technology 2013
Radomir Schmidt Prapakorn Tantoyotai Sirine C Fakra Matthew A Marcus Soo In Yang Ingrid J Pickering Gary S Bañuelos Krassimira R Hristova John L Freeman

An engineered aquatic ecosystem was specifically designed to bioremediate selenium (Se), occurring as oxidized inorganic selenate from hypersalinized agricultural drainage water while producing brine shrimp enriched in organic Se and omega-3 and omega-6 fatty acids for use in value added nutraceutical food supplements. Selenate was successfully bioremediated by microalgal metabolism into organi...

2013
Jing-Chun Feng Gang Li Bo Li Zhao-Yang Chen

To evaluate the gas production performance of the hydrate accumulations in the South China Sea, a numerical simulation with warm brine stimulation combined depressurization has been conducted. A dual horizontal well system is considered as the well configuration in this work. In order to reduce energy input and improve energy utilization, warm brine (<30 °C) instead of hot brine (>50 °C) is inj...

2016
Bumjoo Kim Rhokyun Kwak Hyukjin J. Kwon Van Sang Pham Minseok Kim Bader Al-Anzi Geunbae Lim Jongyoon Han

There is an increasing need for the desalination of high concentration brine (>TDS 35,000 ppm) efficiently and economically, either for the treatment of produced water from shale gas/oil development, or minimizing the environmental impact of brine from existing desalination plants. Yet, reverse osmosis (RO), which is the most widely used for desalination currently, is not practical for brine de...

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