نتایج جستجو برای: contaminants
تعداد نتایج: 16553 فیلتر نتایج به سال:
The hydrogen peroxide treatment was able to remediate chlorophenols, polycyclic aromatic hydrocarbons, diesel and transformer oil contaminated soil. Chemical treatment of contaminants adsorbed in peat resulted in lower contaminants’ removal and required higher addition of chemicals than the treatment of contaminants in sand. The hydrogen peroxide treatment was found to be feasible for soil reme...
An alternative quantum field theory for gravity is proposed for low energies based on an attractive effect between contaminants in a BoseEinstein Condensate rather than on particle exchange. In the “contaminant in condensate effect,” contaminants cause a potential in an otherwise uniform condensate, forcing the condensate between two contaminants to a higher energy state. The energy of the syst...
UNLABELLED Mass spectrometry is widely used in bioanalysis, including the fields of metabolomics and proteomics, to simultaneously measure large numbers of molecules in complex biological samples. Contaminants routinely occur within these samples, for example, originating from the solvents or plasticware. Identification of these contaminants is crucial to enable their removal before data analys...
Collaborators: A. Albert; B. Andaloro; G. Anderson; F. Beacorn; R. Brooks; M. Carson; D. Crossfield; S. Eliasberg; D. Farmer; C. Frantzeskakis; T. Gasses; T. Gatesy; G. Hall; P. Hanson; K. Heddaeus; K. Hermann; J. Hutchins; J. Jenkins; F. Johnson; J. Johnson; M. Kawalek; L. Kelly; C. Koschmann; P. Lannon; D. Lester; K. Manner; J. Martin; M. Maselli; B. McGovern; F. Mohnke; B. Moon; L. Murray; R...
19 Abstract In this work, the ozonation of emergent contaminants represented by pharmaceuticals (Sulfamethoxazole and Bezafibrate) and surfactants (Quaternary Ammonium Compounds) was studied. Results in terms of target compound degradation and mineralization along with the biodegradability and toxicity assessment of formed intermediates are presented. Moreover, a previous study about the suitab...
An adequate supply of safe drinking water is one of the major prerequisites for a healthy life, but waterborne disease is still a major cause of death in many parts of the world, particularly in children, and it is also a significant economic constraint in many subsistence economies. The basis on which drinking water safety is judged is national standards or international guidelines. The most i...
Contaminants of emerging concern, or CECs, can be broadly defined as chemicals that have been recently detected in the environment and that may pose public health or ecological risks. CECs encompass a wide variety of chemicals, including pharmaceuticals and household chemicals. Many CECs differ from conventional environmental contaminants such as pesticides, metals, polychlorinated biphenyls (P...
Many industrial and other human activities resulted in a widespread contamination of soils with various contaminants. Most of these contaminants are toxic to humans and animals . They reach humans and animals through migration into the atmosphere, groundwater and crops I. The pollution became especially disturbing in the past few decades, when the awareness of thi s problem resulted in the enor...
The population of the southeast United States has experienced the highest growth rate in the nation in recent decades. Florida, in particular, has seen a dramatic population increase since the late 1970s, which has led to increased urbanization and more intense utilization of arable land for agriculture. One consequence of increased agriculture and population growth in South Florida is the pote...
The Arctic Monitoring and Assessment Programme (AMAP) is one of the six working groups established under the Arctic Council. AMAP is tasked with monitoring the levels of contaminants present in the Arctic environment and people as well as assessing their effects on a continuous basis, and reporting these results regularly. Most of the presented data have been collected over the last 20 years an...
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