搜索结果: 1-15 共查到“Geochemical”相关记录114条 . 查询时间(0.062 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。
中国地质大学科学技术发展院左仁广等 GPMR国家重点实验室. Earth-Science Reviews, May 2019, Deep learning and its application in geochemical mapping
多源；地学空间；数据；挖掘；研究热点；前沿
2021/10/20
近日，中国地质大学地质过程与矿产资源国家重点实验左仁广教授团队的最新研究成果在Earth-Science Reviews刊 发——Deep learning and its application in geochemical mapping。论文第一和通讯作者为左仁广教授。
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...
GEOCHEMICAL SAMPLING SCHEME OPTIMIZATION ON MINE WASTES BASED ON HYPERSPECTRAL DATA
Hazards Hyperspectral Sampling Pollution GIS
2016/1/3
Spatial sampling optimization is an important issue for both geo-chemists and geo-statisticians. Many spatial sampling optimization methods have been previously developed. In this paper, we present a ...
Investigating the temporal fluctuations in geoelectrical and geochemical signals Jointly measured in a seismic area of Southern Apennine chain (Italy)
geoelectrical and geochemical signal scaling power spectral analysis
2015/9/28
We analyse geoelectrical and geochemical time series jointly measured by means of a multiparametric automatic station close to an anomalous fluid emission in Val d'Agri (Basilicata, Southern Italy). I...
The November 2002 degassing event at Panarea Island (Italy): five months of geochemical monitoring
Aeolian Islands Panarea submarine fumaroles gas chemistry geochemical monitoring
2015/9/10
On 3rd November 2002, at about 3 km off-shore of Panarea Island (Aeolian Islands, Southern Italy), a series of
gas vents suddenly and violently opened from the seafloor at the depth of 10-15 m, with ...
Geochemical modeling of magmatic gas scrubbing
magmatic gas magma degassing hydrothermalsystem crater lake meteoric water scrubbing reaction path modeling
2015/9/10
The EQ3/6 software package, version 7.2 was successfully used to model scrubbing of magmatic gas by pure
water at 0.1 MPa, in the liquid and liquid-plus-gas regions. Some post-calculations were neces...
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...
Investigating correlations of local seismicty with anomalous geoelectrical, hydrogeological and geochemical signals jointly recorded in Basilicata Region (Southern Italy)
self-potential records gas flow seismicity fluids precursor effects
2015/9/2
This paper presents the preliminary results analysing the correlation between local seismicity and geoelectrical, hydrogeological
and geochemical signals concomitantly recorded in Basilicata Region, ...
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...