溶剂热合成技术是一种有效合成复合材料的技术.在本研究中,通过溶剂热法制备了不同比例复合的TiO2@MIL-101(Cr)复合材料.并利用这......

Silver nanoparticles (AgNPs) have been widely used in medicine and consumer products. And it enters the river in dif-fer......

The aim of this study is to investigate conversion of nitrogen and COD in enriched paddy soil by nitrification coupled w......

Reservoirs are regarded as hotspots of nitrogen transformation and potential sources of nitrous oxide (N2O).However,it r......

The biogeochemical cycles of sulphur (S),iron(Fe) and nitrogen (N) elements play a key role in the reservoir ecosystem.H......

Nitrification is a key step in the global nitrogen cycle.Compared with autotrophic nitrification,heterotrophic nitrifica......

The links between microbial taxa, in situ organic matter decomposition, and coupling of carbon (C) and nitrogen (N) cycl......

The reliability of common calibration practices for process based water quality models has recently been questioned. A s......

Soil-emitted N2O contributes to two-thirds of global N2O emissions,and is sensitive to climate change.We used DayCent mo......

The performance of hybrid MBRs and the improvement of denitrification with the addition of alkali-treated cellulose as m......

Nitrate(NO3-)pollution is a serious problem worldwide.Identification of NO3-sources and transformation processes in aqui......

The biocathode of microbial electrochemical system(MES)accomplished bioelectrochemical denitrification in low C/N wastew......

Copper oxide nanoparticles(CuO NPs)are widely applied as pesticide additives in agricultural systems,which inevitably le......

Tetracycline(TEC)in aquatic environment has created potential threats to humans and animals due to its toxicity and pers......

Biochar can promote microbial denitrification in wastewater treatment,but its mechanism of action in denitrification is ......

Wetlands have numerous critical ecological functions,which are regulated by a number of nitrogen (N) and carbon (C) biog......

It is generally considered that nitrogen is one of the major factors regulating the trophic status of lakes,and the biog......

Close chamber-gas chromatography method was used to monitor N20 emission from five types of patches in two alpine meadow......

To achieve“waste controlled by waste”,a novel wet process using KMnO4/copper converter slag slurry for simultaneously ......

To improve the selective catalytic reduction of NO with NH3 over active coke(AC),coal-biomass ACs were prepared from the......

Iron and nitrate(NO3-)are dominant physiologically required nutrients for phytoplankton growth,and iron may also play a ......

The Fe/N ratio is an important control on nitrate-reducing Fe(Ⅱ) oxidation processes that occur both in the aquatic env......

Salinization in estuarine wetlands significantly alters the balance between their nitrogen(N) removal and retention abil......

The nitrogen cycle is the basis for understanding nitrogen dynamics in soil fertility and ecosystem health. Nitrificatio......

The Fe/N ratio is an important control on nitrate-reducing Fe(II)oxidation processes that occur both in the aquatic envi......

The effects of wastewater on atmospheric fluxes of three greenhouse gases, nitrous oxide (N2O), methane (CH4) and carbon......

　　A set of constructed wetlands under two different carbon sources,namely,glucose (CW) and sodium acetate (YW),was est......

Background and objectives:Stormwater pipes are frequently point sources of contaminants in urban catchments.Recent advan......

　　The treatment performance of vertical flow constructed wetlands (VFCWs),in terms of both organic pollutants and nitr......

...

　　Intertidal zones act as a sink for riverine and atmospheric nitrogen inputs and thereby buffer the open ocean from t......

　　To investigate the feasibility of using corncob charcoal substrate in constructedwetland,four lab-scale vertical flo......

　　The self-alkalization of denitrifying automatic circulation(DAC)reactor resulted in a large increase of pH up to 9.2......

　　Denitrification is an important biochemical process in environmental nitrogen cycle,however,the diversity and compos......

Nitrogen-fertilized intensively managed agricultural soils represent the largest global anthropogenic source of the pote......

　　This study investigated the effects of plant presence,plant identity and their species richness on pH,dissolved oxyg......

Removal of nitrate from groundwater was investigated using biodegradable meal box(BMB) and poly(ε-caprolactone)(PCL) as......

The effects of phenanthrene (Phe) on the denitrification activity and denitrifying genes (narG,nirS and nosZ) were evalu......

Considering the precise composition control on the vacuum refining of high-Mn steel, the behaviors of both Mn evaporatio......

Marine aquaculture in semi-enclosed bays can significantly influence nutrient cycling in coastal ecosystems.However,the ......

For revealing the effects of increasing of zinc oxide nanoparticles(ZnO NPs)on denitrification and denitrifying bacteria......

The paper compared the effects of application of farm manure with chemical fertilizers on nitrification and denitrificat......

介绍了国内外石油产品的几种主要脱氮技术和近年来石油产品脱氮技术的研究进展,分析了不同方法的优点和缺点,并提出根据氮化合物不......

A cruise covering two transects in the Changjiang(Yangtze)estuary in July 2017 was conducted,aiming to explore the sourc......

SO2 and NO emitted from coal-fired power plants have caused serious air pollution in China.In this study,a test system f......

The emission of greenhouse gas N2O in agricultural soil is modulated by N fertilization that could be converted to N2O b......

Bioaugrnentation of denitrifying bacteria can serve as a promising technique to improve nutrient removal during wastewat......

为了揭示再燃过程中地下气化煤气作为多组分还原性气体(H2、CO等)降低还原NO的影响规律,在气体反应器实验台上进行了多组分还原性......

采用SNCR反应详细机理建立了SNCR计算模型,仿真结果与实验结果的脱硝曲线整体趋势基本一致,同时利用Chemkin-Pro对SNCR反应进行仿......

介绍了大庆石化公司炼油厂100万t/a重油催化裂化装置应用SCR脱硝技术及余热锅炉配套改造情况,通过标定找出脱硝瓶颈,并采取了优化......