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中国地质大学科学技术发展院陈孝君(博士研究生),姚光庆* 等, 资源学院/构造与油气资源教育部重点实验室 JGR-Solid Earth, 2019, Capillary Pressure Curve Determination Based on a 2‐D Cross‐Section Analysis Via Fractal Geometry: A Bridge Between 2‐D and 3‐D Pore Structure of Porous Media（图）
二维；多孔介质；三维；输运机理
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2021/10/20
近日，国际地球物理Nature Index期刊《Journal of Geophysical Research: Solid Earth》刊出了中国地质大学关于多孔介质二维和三维之间输运机理方面的最新研究成果：基于分形几何的二维截面分析确定毛细管压力曲线：多孔介质的二维和三维孔隙结构之间的桥梁(Capillary Pressure Curve Determination Based on a 2-...
Determination of organic carbon in soils and sediments in an automatic method
Automatic digestion Soils Sediments Organic carbon
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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...
Micron-scale d13C determination by NanoSIMS in a Juina diamond with a carbonate inclusion
sub-lithospheric diamonds Juina carbonate lower mantle peridotite eclogite
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2017/4/10
Juina diamonds present a wide spectrum of mineral inclusions, covering both peridotitic and eclogitic composition.
Among the most rare inclusions, carbonates are interpreted as an evidence of deep re...
Simultaneous determination of 58 major and trace elements in volcanic glass shards from the INTAV sample mount using femtosecond laser ablation-inductively coupled plasma-mass spectrometry
volcanic glass tephra LA-ICP-MS element abundance femtosecond lasert
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2017/4/10
Four volcanic glass samples on the INternational focus group on Tephrochronology And Volcanism (INTAV) sample
mount described by Kuehn et al. (2011) were analyzed to establish a new methodology for m...
Determination of relative Faraday cup efficiency factor using exponential law mass fractionation model for multiple collector thermal ionization mass spectrometry
Faraday cup efficiency TIMS Sr isotope exponential
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2017/4/10
A new method for determining the relative Faraday cup efficiency (RFCE) for nine Faraday cups has been developed
using 86Sr, 87Sr, and 88Sr isotope signals, and the exponential mass fractionation law...
DETERMINATION AND CHARACTERISATION OF FAULT SYSTEMS AND GEOMORPHOLOGICAL FEATURES BY RS AND GIS TECHNIQUES IN THE WSW PART OF TURKEY
Remote Sensing Geology Geomorphology Western Anatolia Earthquakes DEM/DTM Applications
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2015/7/30
This article is aimed to give the first results of the project studying the faults and tectonic style of the southwestern part of Turkey
based on remote sensing techniques. LANDSAT-TM and ASTER sate...
Isotopic determination of U, Pu and Cs in environmental waters following the Fukushima Daiichi Nuclear Power Plant accident
uranium plutonium caesium seawater riverine water Fukushima
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2017/4/11
Concentrations of the radionuclides, U, Pu, and Cs were measured in water samples (10–20 L) to study analyte dispersion
and migration following the Fukushima Daiichi Nuclear Power Plant (FDNPP) accid...
Determination of Hf isotope ratios in zircon using multiple collector-inductively coupled plasma mass spectrometry equipped with laser ablation and desolvating nebulizer dual sample introduction system
193 nm excimer Hf isotope laser ablation MC-ICPMS zircon
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2017/4/11
We propose an analytical protocol for the accurate in situ determination of 176Hf/177Hf isotope ratios in zircon crystals
by a 193 nm ultraviolet excimer laser ablation (193ExLA) multiple-collector i...
A METHOD FOR THE DETERMINATION OF THE CATION EXCHANGE CAPACITY OF CLAY MINERALS AND SOILS
CLAY MINERALS SOILS METHOD
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2011/11/15
For many purposes it is desirable to have a method for the determination of the cation exchange capacity of clay minerals based on principles as free from ambiguity as possible. Most of the many metho...
Flow Injection Spectrophotometric Determination of Hydrazine in Environmental Water Samples
Flow Injection Hydrazine Spectrophotometry
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2011/12/14
A simple, accurate, sensitive and selective flow injection spectrophotometric method for rapid determination of amounts of hydrazine was proposed in this paper, which was based on p-dimethylamino-benz...
Determination of Henry’s law constant of halocarbons in seawater and analysis of sea-to-air flux of iodoethane (C2H5I) in the Indian and Southern oceans based on partial pressure measurements
solubility equilibrator volatile organic compounds
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2017/4/12
The sea-to-air flux of C2H5I (iodoethane) in the Indian Ocean and the Southern Ocean was estimated from the Henry’s
law constant (KH) and the measured partial pressures of C2H5I in surface seawater a...
Error analysis of the determination of carbon stable isotope ratios in lignin and cellulose from plant samples
plants carbon isotope ratio lignin
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2017/4/12
To determine the accuracy and precision limits associated with carbon stable isotope ratio (δ13C) measurements of
cellulose and lignin from plant samples, experiments were performed using differing e...
Determination of natural isotopic variation in antimony using inductively coupled plasma mass spectrometry for an uncertainty estimation of the standard atomic weight of antimony
Sb isotope ratios multiple collector ICP-MS element doping technique
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2017/4/12
The isotopic variation of industrially produced antimony was estimated using multiple-collector inductively coupled
plasma mass spectrometry. A reproducible 123Sb/121Sb ratio of ±0.004% (2 standard d...
Brief communication "Determination of urban growth in catchment areas in Cyprus using multi-temporal remotely sensed data: risk assessment study"
Determination of urban growth catchment areas Cyprus using multi-temporal remotely sensed data
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2011/1/19
The aim of this study is to quantify the actual urbanization activity near the catchment area in the urban area of interest located in the vicinity of the Agriokalamin River area of Kissonerga Village...
Quantitative determination of long-term erosion rates of weathered granitic soil surfaces in western Abukuma, Japan using cosmogenic 10Be and 26Al depth profile
weathered granitic soil surface erosion rate cosmogenic 10Be and 26Al depth profile sampling depth
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2017/8/9
We present erosion rates of granitic soil surfaces in the western Abukuma upland, Japan using depth profiles of in-situ produced cosmogenic 10Be and 26Al based on physical parameters for both neutron ...