Results 31 to 40 of about 44,104 (282)

Mitigating Sulfidogenesis With Simultaneous Perchlorate and Nitrate Treatments

open access: yesFrontiers in Microbiology, 2018
Sulfide biogenesis (souring) in oil reservoirs is an extensive and costly problem. Nitrate is currently used as a souring inhibitor but often requires high concentrations and yields inconsistent results.
Anna Engelbrektson   +7 more
doaj   +1 more source

Trends in the Exposure, Distribution, and Health Risk Assessment of Perchlorate among Crayfish in the Middle and Lower Reaches of the Yangtze River

open access: yesFoods, 2022
Perchlorate is a well-known thyroid-disrupting chemical as well as an extremely stable inorganic pollutant widely distributed in the environment. Therefore, perchlorate posts potential risks to the environment as well as human health.
Mengyuan Chen   +9 more
doaj   +1 more source

Occurrence of perchlorate in indoor dust from the United States and eleven other countries: Implications for human exposure

open access: yesEnvironment International, 2015
Perchlorate is a widespread environmental contaminant and potent thyroid hormone disrupting compound. Despite this, very little is known with regard to the occurrence of this compound in indoor dust and the exposure of humans to perchlorate through dust ...
Yanjian Wan   +13 more
doaj   +1 more source

Atmospheric origins of perchlorate on Mars and in the Atacama

open access: yes, 2010
Times Cited: 22Isotopic studies indicate that natural perchlorate is produced on Earth in arid environments by the oxidation of chlorine species through pathways involving ozone or its photochemical products.
Claire, Mark   +7 more
core   +1 more source

Perchlorate-reducing bacteria from Antarctic marine sediments [PDF]

open access: yes, 2022
Perchlorate is a contaminant that can persist in groundwater and soil, and is frequently detected in diferent ecosystems at concentrations relevant to human health.
Dhania Navarro-Narvaez   +19 more
core   +1 more source

Probabilistic assessment of the exposure risk to dietary perchlorate in the Chinese population from general and key areas

open access: yesZhongguo shipin weisheng zazhi, 2023
ObjectiveTo assess the exposure and health risks from perchlorates in food and tea among Chinese residents grouped by key and common areas.MethodsPerchlorate content data for food and tea in China were collected from the literature.
CHEN Qiuyu   +4 more
doaj   +1 more source

Transport and degradation of perchlorate in deep vadose zone: implications from direct observations during bioremediation treatment [PDF]

open access: yesHydrology and Earth System Sciences, 2017
An in situ bioremediation experiment of a deep vadose zone ( ∼  40 m) contaminated with a high concentration of perchlorate (> 25 000 mg L−1) was conducted through a full-scale field operation.
O. Dahan, I. Katz, L. Avishai, Z. Ronen
doaj   +1 more source

DL-Asparaginium perchlorate [PDF]

open access: yesActa Crystallographica Section E Structure Reports Online, 2009
Two enantiomeric counterparts (l- and d-asparginium cations related by glide planes) are present in the structure of the title compound, C4H9N2O3+·ClO4−, with a 1:1 cation–anion ratio. The structure is built up from asparginium cations and perchlorate anions. In the crystal, mol­ ecules assemble in double layers parallel to (100) through N ­ H · O, O ­
Fatiha Guenifa   +4 more
openaire   +3 more sources

Mechanochemical generation of perchlorate [PDF]

open access: yes, 2022
Perchlorate (ClO4−) is widespread in the solar system having been detected on Earth, on Mars, in chondrite meteorites and in lunar samples. On Mars, perchlorates expand the potential for habitable conditions by lowering the freezing point of liquid water
Badreshany, K   +3 more
core   +3 more sources

Perchlorate-Free Energetic Oxidizers Enabled by Ionic Cocrystallization

open access: yes
The search for a suitable replacement for the ubiquitous oxidizer ammonium perchlorate (AP) is a top priority to enable more sustainable solid rocket motors.
Andrew J. Bennett (17743810)   +2 more
core   +3 more sources

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