搜索结果: 1-15 共查到“地质学 organic”相关记录88条 . 查询时间(0.093 秒)
中国地质大学科学技术发展院张帆（博士研究生），焦养泉*，等. 资源学院 构造与油气资源教育部重点实验室. AAPG Bulletin, JAN 2019. Enhancement of organic matter maturation due to radiogenic heat from uranium: A case study from the Ordos Basin in China
砂岩型；铀矿；碳质碎屑；成熟；演化；催化效应
2021/10/20
近日，中国地质大学资源学院焦养泉教授团队在国际顶级期刊《AAPG Bulletin》上刊发研究成果，首次报道发现了砂岩型铀矿对围岩碳质碎屑的成熟演化具有催化效应，即“碳质碎屑Ro的放射性催化效应”。国际同行给予了高度评价："I very welcome you case study on the radiogenic heat of uranium enhancement of organic m...
Mineral composition and organic geochemistry of the Lower Cretaceous Xiagou Formation source rock from the Qingxi Sag, Jiuquan Basin, Northwest China
Mineral composition Geochemistry Source rock Xiagou Formation Qingxi Sag Jiuquan Basin
2018/4/2
The Lower Cretaceous Xiagou Formation contains the major source rocks for the crude oils discovered in the Qingxi Sag and the South Uplift in the Jiuquan Basin, northwestern China. The Xiagou Formatio...
Determination of organic carbon in soils and sediments in an automatic method
Automatic digestion Soils Sediments Organic carbon
2018/3/23
Our automatic digestion device is applied in determining the quantity of organic carbon in the soils/sediments. Its operation process is simple. The reaction conditions are optimized; the complex pret...
Carbon isotope ratios of organic matter in Bering Sea settling particles: Extremely high remineralization of organic carbon derived from diatoms
diatoms coccolithophores carbon isotope organic carbon remineralization rain ratio
2017/4/10
The carbon isotope ratios of organic carbon in settling particles collected in the highly-diatom-productive Bering Sea
were determined. Wet decomposition was employed to oxidize relatively fresh orga...
Radon, water chemistry and pollution check by volatile organic compounds in springs around Popocatepetl volcano, Mexic
soil radon water chemistry volcanic activity
2015/9/10
Popocatepetl volcano is a high-risk active volcano in Central Mexico where the highest population density in the country
is settled. Radon in the soil and groundwater together with water chemistry fr...
Deuterium- and 15N-signatures of organic globules in Murchison and Northwest Africa 801 meteorites
meteorites isotope imaging H and N isotope anomalies organic matter aqueous alteration
2017/4/10
Carbonaceous matter from the matrix of the Murchison (CM2) meteorite and Northwest Africa (NWA) 801 (CR2)
meteorite that were extremely rich in deuterium (D) and 15N was studied using in situ isotope...
Stepwise combustion analyses of distinct nitrogen isotopic compositions on Paleoproterozoic organic matter
nitrogen isotopic composition Paleoproterozoic stepwise combustion method kerogen Gunflint Formati
2017/4/11
Nitrogen isotopic analyses were conducted on two kerogenous samples from the Gunflint Formation (ca. 1.9 Ga)
using the stepwise combustion technique to evaluate a potential analytical problem for the...
Simultaneous and sensitive analysis of inorganic and organic gaseous compounds by pulsed discharge helium ionization detector (PDHID)
micropacked column simultaneous and sensitive analysis organic gases inorganic gases
2017/4/11
A simple gas chromatographic method has been developed for the simultaneous and sensitive analysis of inorganic
(H2, CO, and CO2) and organic gaseous compounds (CH4, C2H4, C2H6, C3H6, C3H8, iso-C4H10...
The role of mineral surfaces in the preservation and transformation of organic carbon: meso- to nano– scale spatial complexity of organic matter forms in organic-rich shales
mineral surfaces preservation transformation organic carbon meso- to nano– scale spatial complexity organic matter forms organic-rich shales
2012/3/30
Sequestration of organic matter (OM) in sediments is a fundamental biogeochemical process that regulates planetary temperature, the flux of free oxygen to the atmosphere and oceans, and the distributi...
Characterization and Properties of Organic Silicon Modified Vegetable Oil Fatliquor
Fatliquor Leather Silicon Vegetable Oil
2011/11/23
The vegetable oil fatliquor (VF) was prepared by rapeseed oil, 1, 2-ethylenediamine and acrylic acid. The synthesis of a silicon modified vegetable oil fatliquor (SVF) was carried out using VF and pol...
Diurnal variations of polar organic tracers in summer forest aerosols: A case study of a Quercus and Picea mixed forest in Hokkaido, Japan
secondary organic aerosol isoprene 2-methyltetrols levoglucosan
2017/4/12
We investigated the summertime formation of secondary organic aerosols (SOA) via the oxidation of isoprene, α/β-
pinene and β-caryophyllene in a Quercus crispula and Picea glehnii mast mixed forest l...
Photochemical, microbial and metal complexation behavior of fluorescent dissolved organic matter in the aquatic environments
photodegradation microbial degradation metal complexation
2017/4/12
Chemical properties and reactivity of fluorescent dissolved organic matter (FDOM) are examined in this paper. They
are key issues to understand the biogeochemical processes in the aquatic environment...
Preparation and Characterization of Polypyrrole/Attapulgite with Organic Surface Modification Conducting Composite
Attapulgite Conducting Nano-Composite Material Organic Surface Modification Polypyrrole Silane Coupling Agent Sulfamic Acid
2011/11/14
Attapulgite was organic surface modified with silane coupling agent (KH570) and acetone, with ferric chloride (FeCl3∙6H2O) as the oxidant, sulfamic acid(SA) as dopant, prepared polypyrrole/attap...
Effect of organic matrices on the determination of the trace element chemistry (Mg, Sr, Mg/Ca, Sr/Ca) of aragonitic bivalve shells (Arctica islandica) —Comparison of ICP-OES and LA-ICP-MS data
trace elements bivalve shell organics LA-ICP-MS ICP-OES sclerochronology
2017/8/9
The element chemistry of biogenic carbonates can provide important data on past environments. However, the Sr/Ca and Mg/Ca ratios as well as the Mg and Sr concentrations of biological carbonates, espe...
Study on Synthesis and Performances of Casein Resin Grafting Modified by Caprolactam/Acrylic Esters/Vinyl Acetate/Organic Silicone
Acrylic Esters Caprolactam Casein Modification Organic Silicon Vinyl Acetate
2011/12/22
Casein was grafting modified by caprolactam, acrylic esters, vinyl acetate and organic silicon,in order to improve the film-forming defects of casein such as hard, brittle and excessive moisture absor...