Results 21 to 30 of about 4,638,671 (192)

Time-lapse seismic attenuation as a tool for monitoring hydrocarbons and CO2 in geological materials [PDF]

open access: yes, 2011
Both laboratory experiments and theoretical models have shown seismic attenuation to be sensitive to various petrophysical properties of rock and pore fluids, making attenuation a potentially useful time-lapse attribute to measure and interpret through ...
Blanchard, Thomas David
core   +6 more sources

Investigation of the effects of cloud attenuation on satellite communication systems [PDF]

open access: yes, 2012
The aim of this project is to investigate the attenuation due to clouds at 20- 50GHz; to develop an accurate long-term prediction model of cloud attenuation applicable to slant-path links and evaluate the impact of cloud attenuation dynamics on the ...
Alawadi, Tareq A.
core   +7 more sources

Isolation and removal of cyanide from tailing dams in gold processing plant using natural bitumen.

open access: yesJournal of Environmental Management, 2020
Gilsonite as a natural occurrence of bitumen and due to the presence of carbon in its structure is a suitable adsorbent for a wide variety of pollutants.
A. Bahrami   +5 more
semanticscholar   +1 more source

Light attenuation characteristics of glacially-fed lakes [PDF]

open access: yes, 2014
Transparency is a fundamental characteristic of aquatic ecosystems and is highly responsive to changes in climate and land use. The transparency of glacially-fed lakes may be a particularly sensitive sentinel characteristic of these changes.
Olson, MH   +8 more
core   +1 more source

The development of an online amperometric technique to measure free and WAD cyanide in gold plant leach liquors and effluent streams [PDF]

open access: yes, 2012
Includes synopsis.Includes bibliographical references.In 2004, Mintek recognised the gold mining industry‘s need for an online free and WAD cyanide measurement device and went about extending the existing free cyanide analyser,the Cynoprobe to include ...
Van der Merwe, Wendy A M
core   +1 more source

Cyanide-reducing enzyme treefiles

open access: yes, 2023
Treefiles (newick and nexus) for cyanide-reducing ...
Sarah L. Schwartz (10716762)
core   +1 more source

Ph-dependence of the quaternary structure of the cyanide dihydratase from bacillus pumilus [PDF]

open access: yes, 2007
Includes bibliographical references (leaves 81-86).Nitrilases are moderately ubiquitous nitrile/cyanide-degrading enzymes, found in both eukaryotes (animals, fungi, plants) and prokaryotes (archaea, bacteria) which catalyse the condensation and ...
Eicher, Johann J
core   +1 more source

Cyanide-reducing enzyme alignments

open access: yes, 2023
Alignment files for microbial cyanide-reducing ...
Sarah L. Schwartz (10716762)
core   +1 more source

Studies Of Copper-Impregnated Activated Carbon For Cyanide Removal [TD758.5.C93 S525 2007 f rb]. [PDF]

open access: yes, 2007
In the present work, two types of locally manufactured granular activated carbon from Kekwa Industry (KI66G and P1814G) and Versatec Industry carbon (A, C and H) were used to study their cyanide adsorption capacity.
Saad, Shahrizam
core   +1 more source

Phytoremediation of cyanide-laden mine tailings by lima beans (Phaseolus lunatus)

open access: yesEnvironmental Challenges
Cyanide contamination from gold mine tailings poses significant ecological and human health risks, particularly in artisanal and small-scale mining regions of Uganda.
Sheila Fortunate Achom   +6 more
doaj   +1 more source

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