搜索结果: 1-15 共查到“地质学 Geochemical”相关记录65条 . 查询时间(0.163 秒)
中国地质大学科学技术发展院平宏伟,陈红汉等.资源学院/构造与油气资源教育部重点实验室.AAPG Bulletin(2020).Quantitatively predicting the thermal maturity of oil trapped in fluid inclusions based on fluorescence and molecular geochemical data of oil inclusions in the Dongying depression, Bohai Bay Basin, China
荧光；光谱约束；单一期次；油包裹体分子；成分；分析技术
2021/10/15
近日，中国地质大学资源学院陈红汉教授团队平宏伟教授在国际顶级石油地质期刊《AAPG Bulletin》上刊发研究成果，利用荧光光谱约束的单一期次油包裹体分子成分分析技术，结合烃源岩生排烃过程荧光演化模型，建立了东营凹陷油包裹体荧光颜色与其热成熟度的定量关系，实现了利用油包裹体荧光特征对单个油包裹体热成熟度的定量预测。
Multivariate analysis for geochemical process identification using stream sediment geochemical data: A perspective from compositional data
geochemical process identification k-means robust factor analysis Nanling belt log ratio transformation
2017/4/10
Identification of underlying geochemical processes based on samples of different types such as stream sediments,
soils, and water is important for a range of applications including mineral exploratio...
Geochemical characteristics of hydrothermal fluids at Hatoma Knoll in the southern Okinawa Trough
hydrothermal fluid Hatoma Knoll Okinawa Trough phase separation sediment subducting material
2017/4/10
Chemical and isotopic compositions of hydrothermal fluids from Hatoma Knoll in the southern Okinawa Trough were
investigated. The hydrothermal fluids were derived from a single pure hydrothermal flui...
Long-term geochemical monitoring and extensive/compressive phenomena: case study of the Umbria Region (Central Apennines, Italy)
geochemical monitoring seismicity helium thermal waters
2015/9/10
Long-term geochemical monitoring performed in the seismic area of the Umbria-Marche region of Italy (i.e. Central
Apennines) has allowed us to create a model of the circulation of fluids and interpre...
Geochemical and geophysical monitoring of thermal waters in Sloveniain relation to seismic activity
radon electrical conductivity ions thermal springs earthquakes
2015/9/10
Pre-seismic related strains in the Earth s crust are the main cause of the observed geophysical and geochemical
anomalies in ground waters preceding an earthquake. Posoc?je Region, situated along the...
Crude oil He and Ar isotopic characteristics and their geochemical significance: an example from the Gangxi oil field in the Huanghua depression
crude oil noble gas tracing Gangxi oil field Huanghua depression
2015/9/10
Sampled from the Gangxi oil field in the Huanghua depression, Bohaiwan Basin, the crude oil He and Ar isotopic
compositions and their geochemical significance were investigated. The result shows that...
The Benthic Boundary Layer: geochemical and oceanographic data from the GEOSTAR-2 observatory
geochemical data oceanographic data Benthic Boundary Layer
2015/9/7
Geochemical and oceanographic data, acquired throughout 6 months by the GEOSTAR-2 benthic observatory in southern Tyrrhenian Sea, evidenced ocean-lithosphere interactions in the 1900-m deep Benthic Bo...
The Porretta thermal springs (Northern Apennines): seismogenic structures and long-term geochemical monitoring
Fluids Tectonic lines monitoring geochemistry
2015/9/2
The thermal springs of Porretta are located on a seismically active area of the Northern Apennines. In 19th Century
a chemist identified anomalous behaviour of the thermal waters in concomitance with...
Anomalous pattern of geochemical data recorded in the seismically active site of Pieschi (Southern Italy)
earthquakes geochemical signals time series
2015/9/2
This work explores three years of geochemical signals recorded by Pieschi station (Southern Italy). The measuring
station is located in a thermal spring located in the Southern Apennines Chain, one o...
Geochemical monitoring of volcanic lakes. A generalized box model for active crater lakes
Geochemical monitoring Active crater lakes Box model Mass budget Isotope and chemical budget
2015/8/27
In the past, variations in the chemical contents (SO42−, Cl−, cations) of crater lake water have not systematically demonstrated any relationships with eruptive activity. Intensive paramet...
Gas discharges from four remote volcanoes in northern Chile (Putana, Olca, Irruputuncu and Alitar): a geochemical survey
Fluid geochemistry Subduction zone Volcanic risk Geochemical data Volcano monitoring
2015/8/27
We analyzed gas samples collected from fumaroles and bubbling pools at Irruputuncu, Putana, Olca and Alitar volcanoes located in the central Andes volcanic zone (northern Chile). The Irruputuncu and P...
Monitoring active volcanoes: The geochemical approach
Active volcanoes geochemistry volcanic activity lava dissolving volatiles
2015/8/27
The geochemical surveillance of an active volcano aims to recognize possible signals that are related to changes in volcanic activity. Indeed, as a consequence of the magma rising inside the volcanic ...
Geochemical evidence for incremental emplacement of Palms pluton, southern California
U/Pb dating Zircon trace element geochemistry Pluton assembly
2015/1/16
The objectives of this study are, generally, to analyze and understand internal processes that produce melts in an oceanic-continental subduction setting; and, specifically, to understand the assembly...
Geochemical characteristics of meltwater and pondwater on Barton and Weaver Peninsulas of King George Island, West Antarctica
chemical compositions of meltwater and pondwater sea salt water-rock interaction King George Island Antarctica
2017/4/11
In Antarctica, the geochemical properties of meltwater and pondwater are very sensitive to global warming. Therefore,
understanding the geochemical properties of the meltwater and pondwater is crucia...
Speciation of 38 elements in eight GSJ geochemical sedimentary reference materials determined using a sequential extraction technique
CR protocol geochemical reference material sequential extraction speciation
2017/4/11
A sequential extraction procedure developed by the European Community Bureau of Reference (BCR) was applied to
eight sediment geochemical reference materials provided by the Geological Survey of Japa...