搜索结果: 1-15 共查到“地质学 precipitation”相关记录19条 . 查询时间(0.062 秒)
中国地质大学科学技术发展院刘红叶(博士研究生),顾延生* 等 环境学院 Quaternary Science Reviews (2019), A 13,000-year peatland palaeohydrological response to the ENSO-related Asian monsoon precipitation changes in the middle Yangtze Valley
长江中游地区;湖沼;湿地;季风;水文;驱动机制
2019/4/10
2019年4月8日,《Quaternary Science Reviews》在线刊发了中国地质大学环境学院顾延生教授团队题为《长江中游泥炭地13000年来古水文响应ENSO关联的亚洲季风降雨》(A 13,000-year peatland palaeohydrological response to the ENSO-related Asian monsoon precipitation chan...
Geology and Mineral Chemistry of Gold Mineralization in Mirge-Naqshineh Occurrence (Saqez, NW Iran): Implications for Transportation and Precipitation of Gold
gold quartz veins mineral chemistry EPMA Mirge-Naqshineh Iran
2018/1/10
The Mirge-Naqshineh gold district is situated at northwest of Iran with a NW-trending brittle-ductile shear zone. It is hosted by Precambrian meta-sedimentary and meta-volcanic units traversed by mine...
中国地质大学科学技术发展院邱轩(BGEG国家重点实验室), 王红梅*(环境学院)等 Earth and Planetary Science Letters,2017. High salinity facilitates dolomite precipitation mediated by Haloferax volcanii DS52
白云岩;沉积岩;高盐度
2017/6/18
2017年6月,中国地质大学王红梅教授团队的研究成果——高盐度促进Haloferax volcaniiDS52介导形成白云石(High salinity facilitates dolomite precipitation mediated byHaloferax volcaniiDS52)发表在地学领域Nature Index的期刊《Earth and Planetary Science Let...
Tree-ring cellulose d18O variability in pine and oak and its potential to reconstruct precipitation and relative humidity in central Japan
tree-ring cellulose d18O pine oak precipitation relative humidity central Japan
2015/4/10
Oxygen isotope ratios (d18O) of tree-ring cellulose in pine (Pinus densiflora) and oak (Quercus serrate and Quercus
variabilis) growing in central Japan from 1970 to 2011 share a common inter-annual ...
Hydrogen and oxygen isotopic characteristics of precipitation in coastal areas of Japan determined by observations for 23 years at Akita and for 1–2 years at other several localities
Japanese meteoric water precipitation hydrogen isotopic ratio oxygen isotopic ratio d-valu
2014/4/11
The hydrogen and oxygen isotopic characteristics of precipitation in coastal areas of Japan were explained on the basis
of a long period (23 years) observation of hydrogen and oxygen isotopic ratios ...
Characteristics of hydrogen and oxygen stable isotope ratios in precipitation collected in a snowfall region, Aomori Prefecture, Japan
hydrogen isotope ratio oxygen isotope ratio d-excess seasonal variation Aomori Prefecture
2014/4/10
Characteristics of δ2
H and δ18O in precipitation samples collected at 16- to 17-d intervals at three stations at the
northern end of Honshu Island, Japan, were investigated. Rokkasho and Ajigasawa ...
Sulfur, oxygen, and hydrogen isotope compositions of precipitation in Seoul, South Korea
sulfur isotope oxygen hydrogen pollution precipitation sulfate Korea East Asia
2012/4/11
To evaluate the source of sulfur and the extent of seasonal and local characteristics in Seoul’s precipitation chemistry,
we measured sulfur, oxygen, and hydrogen isotopic ratios of precipitation. Th...
Geochemical controls on uranium precipitation in calcrete palaeochannel deposits of Namibia
uranium hydrogeochemistry geochemical modelling Namibia
2011/11/10
Palaeo-river channels containing calcrete are important potential hosts for economic uranium mineralization in many parts of southern Africa particularly Namibia. The main feature of these deposits ar...
Geochemical controls on uranium precipitation in calcrete palaeochannel deposits of Namibia
uranium hydrogeochemistry geochemical modelling Namibia
2011/11/7
Palaeo-river channels containing calcrete are important potential hosts for economic uranium mineralization in many parts of southern Africa particularly Namibia. The main feature of these deposits ar...
Research on Photocatalysis Properties of Nano TiO2/Mica Composite Material Prepared by the Method of Hydrolysis–Precipitation
Composite Material Hydrolysis – Precipitation Photocatalyst TiO2/M
2011/7/1
Using muscovite as the carrier, TiCl4 as the source of titanium, urea as the precipitating agent, nano-TiO2/mica photocatalyst (TiO2/M) was prepared by the method of hydrolysis–precipitation. The as -...
Hydrogen isotope ratios of terrigenous n-alkanes in lacustrine surface sediment of the Tibetan Plateau record the precipitation signal
n-alkanes lacustrine sediment terrestrial origin hydrogen isotope ratio precipitation climate
2008/8/10
Hydrogen isotope ratios were measured on terrigenous alkanes (n-C25 to n-C31) extracted from recent lake surface sediments from the climatically and environmentally distinct basins Qiangyong Glacier L...
Role of Tartaric Acid in the Inhibition of the Formation of Al13 Tridecamer Using Sulfate Precipitation
Al-Hydroxy Sulfates Al13 Tridecamer Powder XRD Data SEM Solid-State NMR Tartaric Acid
1999/10/1
Abstract: Polynuclear Al13 tridecamer species are the major hydrolyzed species of aluminum, but their occurrence in terrestrial environments has not been established. X-ray diffraction (XRD), 27Al nuc...
Interpretation of XPS Mn(2p) spectra of Mn oxyhydroxides and constraints on the mechanism of MnO2 precipitation
Interpretation XPS Mn(2p) spectra Mn oxyhydroxides MnO2 precipitation
1998/3/30
Calculated Mn(2p3/2) X-ray photoelectron spectra (XPS) of Mn21,Mn31, and Mn41 free ions are strikingly similar to Mn(2p3/2) spectra of Mn21-, Mn31-, and Mn41
-oxides and oxyhydroxides, indicating tha...
Effect of Prolonged Aging on the Transformation of Short-Range Ordered Aluminum Precipitation Products Formed in the Presence of Organic and Inorganic Ligands
Aging Gibbsite Montmorillonite Noncrystalline Al products Pseudoboehmite
1993/6/1
More than 40 samples of Al precipitation products formed in the presence of organic (aspartic, oxalic, citric, tartaric, malic, salicylic, and tannic acid, and acetylacetone) and inorganic (chloride, ...
Experimental Determination of the Rates of Precipitation of Authigenic Illite and Kaolinite in the Presence of Aqueous Oxalate and Comparison to the K/Ar Ages of Authigenic Illite in Reservoir Sandstones
Illite Kaolinite Precipitation rate Oxalate K/Ar Sandstones North Sea
1993/4/1
The importance of precipitation rate as an effective control on illite and kaolanite formation during diagenesis has been examined by measuring precipitation rates, from Al fluid concentration, in a D...