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‘Polluted’ stellar graveyard gives glimpse of our Solar System after Sun’s implosion
Polluted stellar graveyard gives glimpse our Solar System Sun’s implosion
2013/5/27
By chemically sampling the atmospheres of two dead stars in the Hyades cluster 150 light years away, researchers at Cambridge and NASA/ESA’s Hubble Space Telescope have discovered the building blocks ...
Evaluation of Aerosol Particle Size at High Polluted Region in the World Using Direct Solar Radiation Measurements: Helwan as a Case Region
Aerosol optical depth particle size direct solar irradiance spectral region scattered light
2010/12/22
The estimation of the air aerosol number concentration variation was carried out in this study making use of data obtained from the Helwan, Egypt. The aerosol number concentration was determined indir...
Part I: Removing of Zn(II) from Polluted Water: Determination of Precipitation Limit Of Zn(II) Ion With 2-Hydroxy-1,2,3-Propanetricarboxylic Acid
Environment precipitation limit Zn(II) ion ligands 2-hydroxy-1,2,3-propanetricarboxylic acid IR spectroscopy
2010/12/21
Problem statement: The goal of this research was to investigate the condition for removing of Zn cation from water, through precipitation method with 2-hydroxy-1,2,3-propanetricarboxylic acid as ligan...
Treatment of groundwater polluted by arsenic compounds by zero valent iron
Zero valent iron Arsenic Groundwater Removal
2013/12/12
Batch experiments were carried out to study the kinetics and efficiency of inorganic arsenic removal by zero valent iron (ZVI) powder, and as well as the effects of pH, anions, and humic material (HM)...
