Search
Search Results
-
Spectroscopic and Surface Complexation Modeling of Phosphate Enrichment on Porous Iron-Carbon Composites
Porous iron-carbon composites (PICCs) were synthesized to enrich phosphate from aqueous solution. Characterization by XRD showed that the phase...
-
Possible enrichment process of Cd in the Se-rich soil area of Lanshan District, Shandong Province, China
High cadmium (Cd) concentrations widely occured in selenium (Se)-rich soils, which has been an important obstacle in the usage of Se-rich soils....
-
Arsenic and fluorine in groundwater in northern Mexico: spatial distribution and enrichment factors
North-central Mexico has groundwater contaminated with arsenic (As) and fluoride (F). Based on the dispersion patterns of these solutes, their...
-
Extreme hydrological regimes of a small urban river: impact on trace element partitioning, enrichment and fluxes
The input of trace elements from a small urban river (Las River, Toulon, France) located on the northern Mediterranean coast was studied during both...
-
Enrichment of Sulfate, Acidity and Mercury in Native outcrop coal, Southwest China
The coal found in the Longtan Formation of the Late Permian is widely distributed in Southwest China, including the northwestern Guizhou,...
-
High enrichment factors in chemical analysis of progestins and in bioassays: insights beyond trace levels
Concerns are growing about adverse effects of progestins on biota, even at ultra-trace concentrations. The enrichment factor (EF) from extraction of...
-
Distribution, enrichment mechanisms, and health risk assessment of high-fluorine groundwater in the Yudong Plain, Henan Province, China
The Yudong Plain is in the eastern part of Henan Province, China, where there is little rain and high evaporation. Compared to other areas in Henan...
-
Anaerobic Ammonia Oxidation Enrichment to Enhance Landfill Leachate Treatment
Ammonia nitrogen concentrations in landfill leachate varies around 100–3000 mg/L, considered to be a persistent pollutant in landfill. The nitrogen...
-
Distribution, enrichment mechanism and risk assessment for fluoride in groundwater: a case study of Mihe-Weihe River Basin, China
Due to the unclear distribution characteristics and causes of fluoride in groundwater of Mihe-Weihe River Basin (China), there is a higher risk for...
-
Continuous-flow membrane bioreactor enhances enrichment and culture of autotrophic nitrifying bacteria by removing extracellular free organic carbon
An activated sludge system can be inoculated with enriched nitrifying bacteria to enhance NH 4 + -N removal, or enriched nitrifying bacteria can be...
-
A study on the enrichment mechanism of three nitrophenol isomers in environmental water samples by charge transfer supramolecular-mediated hollow fiber liquid-phase microextraction
To explore the mechanism of extraction and enrichment of three nitrophenol isomers by charge-transfer supramolecular synergistic three-phase...
-
Mining phosphorus from waste streams at wastewater treatment plants: a review of enrichment, extraction, and crystallization methods
Two interrelated problems exist: the non-renewability of phosphate rock as a resource and the excess phosphate in the water system lead to...
-
Enrichment, bioaccumulation and human health assessment of organochlorine pesticides in sediments and edible fish of a plateau lake
The organochlorine pesticides (OCPs) are with features of persistence, high toxicity, bioaccumulation and adverse impact on ecosystems and human...
-
Enrichment and transfer of polycyclic aromatic hydrocarbons (PAHs) through dust aerosol generation from soil to the air
Polycyclic aromatic hydrocarbons (PAHs) are major organic pollutants in soil. It is known that they are released to the atmosphere by wind via dust...
-
Enrichment and toxic effects of triclosan on aquatic macrophytes Eichhornia crassipes and Hydrilla verticillata exposed to triclosan in sediments
BackgroundClarifying the enrichment and response processes of triclosan (TCS) in hydrophytes is crucial for assessing the ecological risk of TCS in...
-
Enrichment and occurrence form of rare earth elements during coal and coal gangue combustion
Coal ash has emerged as an important alternative source for rare earth elements (REEs). The enrichment and occurrence form of REEs among coal...
-
Elemental trace enrichment and contamination assessment in an active mining site of Itagunmodi Area, Southwestern Nigeria
The mining site in Itagunmodi, Southwestern Nigeria, was investigated using geophysical and geochemical approaches. This is to ascertain the areas...
-
Typical scaled food web structure and total mercury enrichment characteristics in **ngkai Lake, China
Different from the widely used constant discrimination factor Δ 15 N = 3.4‰ between two adjacent trophic positions (TPs), a scaled Δ 15 N framework for...
-
Convolutional neural network-based applied research on the enrichment of heavy metals in the soil–rice system in China
The enrichment of heavy metals in the soil–rice system is affected by various factors, which hampers the prediction of heavy metal concentrations. In...
-
Combination of enrichment factor and positive matrix factorization in the estimation of potentially toxic element source distribution in agricultural soil
The study intended to assess the level of pollution of potential toxic elements (PTEs) at different soil depths and to evaluate the source...
