Rocky desertification has become a major environmental issue in the karst region of southwestern China.Karst rocky deser......

褐煤的 humilith 系列，长火焰的煤，煤气的煤，胖煤， coking 煤，瘦煤，瘦煤并且被 FIR-1600 红外线的 spectrophotorneter 白煤测量。在 vit......

<正> Humic resin is a new type of weak acid cation exchanging resin. Its production procedure is: Frist, mix humic acid ......

Bentonite has been extensively studied because of its strong sorption ability and low permeability.In this work,the Na-b......

The network of microbial electron transfer can establish a syntrophic association of microbes by connecting interspecies......

Nitric humic acid was prepared by catalytic oxidation between nitric acid and Guizhou coal, with added catalysts. We inv......

The effects of pH,contact time and natural organic ligands on radionuclide Eu(Ⅲ) adsorption and mechanism on titanate n......

The effect of nanometer anatase TiO2 was investigated on the photocatalytic degradation of phenanthrene on soil surfaces......

Brominated flame retardants have been widely used in industry.There is a rapid growing public concern for their availabi......

Humic substances(HS) substantially affect heavy metal(M) adsorption on mineral surfaces. However, quantitative descripti......

The differences in XRD patterns, elemental compositions, FT-IR spectra and TG-DSC curves of extract residues obtained by......

利用吸收光谱和三维荧光光谱-平行因子分析(EEM-PARAFAC)方法,研究了海洋中常见的四种硅藻、两种甲藻藻液的CDOM的光吸收性质和三......

In this work,a facile method was adopted to synthesize molybdenum disulfide/reduced graphene oxide(MoS_2/rGO) composites......

The performance and mechanism of manganate preoxidation process for organics removal were investigated in the present pa......

To contribute to the understanding of Eu(Ⅲ)interaction properties on hydrous alumina particles in the absence and prese......

The X-ray absorption fine structure(XAFS)technology has exhibited a very unique application in the study of sorption mec......

溶解性有机物的荧光组份由于受到金属离子的影响其荧光强度受到变化,从而为溶解性有机物的定量分析带来挑战。利用三维荧光结合平......

芳醛、乙酰乙酸乙酯(甲酯)和乙酸铵为原料,用腐殖酸催化一锅法合成1,4-二氢吡啶类化合物.该法产率较高,操作简单.催化剂易于回收再......

The mother matter of Ordovician source are mainly sapropelic and generate oil in mature stage, since the high plants di......

The early diagenetic characteristics of pyrite formation processes in a Miocene freshwater sequence of mixed sediments (......

1999年1月对福建三明莘口教学林场杉木观光木混交林及对照杉木纯林土壤腐殖质的有机碳和胡敏酸(HA)含量、HA/FA、可见光谱、红外光......

Thermal decomposition temperatures of four organic Zn complexes were evaluated experimentally bydetermining the change ......

本研究通过采用氮的K边X光吸收近边结构(XANES)技术来了解森林土壤有机氮,以此深入研究土壤中有机氮种类与其转化的定量关系。土壤......

THE author thinks that the ore-forming solution is formed not by the near-neutral brine but by the strongacid solutions......

THE concentrations of iodine in humic acid-high underground water are not low, but the IDD disease isprevailing in some......

THE mobilization and transport processes of gold are associated with gold complexes, such as hydroxides,chlorides, hydr......

In order to clarify the role of HA (humic acid)-TiO2 adsorption in the photocatalytic process, a series of experiments ......

As a result of systematic study on heavy minerals in soils at city and town areas and their surroundings, cinnabar was d......

There are various types of coal basins in China. Indosinian movement can be re- garded as their evolutionary limit, and......

Soil organic matter (SOM) is the important phase for sorption of hydrophobic organic contaminants (HOCs) by soils and se......

In recent years, the concentrations of heavy metals in Chinese herb of Ligusticum chuanxong Hort are overranging the sta......

Chemical coagulation is very important in water treatment and was primarily designed for particle and turbidity removal.......

Natural organic matter (NOM) is an important ingredient in soil which can improve physical, chemical, and biological pro......

The fate of Polycyclic Aromatic Hydrocarbons (PAHs) residing in the atmosphere has received enormous attention in recent......

Char and soot (black carbon, BC) are highly surface-active materials that can play an important role in contaminant fate......

Putai was one of the four main areas with endemic blackfoot disease in the southwestern coast of Taiwan. It was reported......

Photodegradation of chrysene, benzo (a) pyrene and benzo (g, h, i) perylene in natural water of the Yellow River was stu......

In natural waters inorganic mercury (Hg) and methylmercury (MeHg) are complexed with a variety of inorganic and organic ......

High concentrations of arsenic and humic substances in groundwater from the southwestern coastal plain of Taiwan were we......

Dissolved organic matter (DOM) is an important chemical component in natural water. Chromophoric dissolved organic matte......

Fourier-Transform Infrared (FT-IR) spectroscopy has been used extensively to characterize natural organic matter (NOM). ......

Forest management practices such as prescribed burning and thinning in forest ecosystems may alter the properties of soi......

Chicken manure was composted for 110 d to evaluate changes in organic carbon (C) and humic substance-complexed copper (H......

The comparative studies on micromorphological features in diagnostic horizons of Stagnic Anthrosols, Ustic Ferrosols and......

Soil samples were collected from apple orchards 5,15,20,30,and 45 years old,and one adjacent forest soil was used as ref......

Atrazine is a widely used herbicide for controlling weeds on both agricultural and nonagricultural land,which is equally......

This paper deals with the influences of pH, acidity and ionic intensity of the solutions on the resonance Rayleigh scatt......

为提高褐煤中水溶性腐植酸含量,改善褐煤在农业中的应用效果,研究了无机酸和中性盐在不同浓度、温度和活化时间下对褐煤中水溶性腐......

煤炭腐植酸作为工业化生产的主要原料有着久远的历史,通过化工提取腐植酸的方法比较成熟。目前,腐植酸肥料产品在农业上的应用,引......

我们对某市自来水公司所属各水厂及部分补压井进行了卤代烃含量的调查。出厂水中均能检出氯仿、四氯化碳、一溴二氯仿、二溴一氯......