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Trace and rare earth element geochemistry of the black and grey shales of the Calabar Flank, Southea
This study focuses on the trace and rare earth elements(REE)geochemistry of the Nkporo and Ekenkpon Shales of the Calaba......
Trace element and rare earth element of cap carbonate in Ediacaran Doushantuo Formation in Yangtze G
For the Doushantuo cap carbonate at the Jiulongwan section in the Yangtze Gorges, its concentrations of redox sensitive ......
Spatio-temporal carbon isotope variation during the Ediacaran period in South China and its impact o
The Ediacaran period is characterized by the extremely negative carbon isotope anomalies and great biotic evolution in E......
Terminal Ediacaran anoxia in deep-ocean: Trace element evidence from cherts of the Liuchapo Formatio
Here we report a detailed trace element study of the cherts from Liuchapo Formation, which is a terminal Ediacaran (551-......
Systematic Ce anomalies for whole-rock have been obtained from the shale-dominated, continuous, and pelagic sedimentary ......
The mobility and bioavailability of selenium is a major health and environmental issue and a main concern for geological......
Microbial Function, Enzymatic Activities and Diversity in an Anaerobic-Anoxic-Aerobic Reactor System
Enzymatic activities of beta-glucosidase (β-GLC), leucine-aminopeptidase (LAP), and alkaline phosphatase (APA), corresp......
The oxygen concentration and inherent Fe in bentonite have a significant influence on the Se(IV) sorption process.In thi......
The water is the most important component in the ecosystems responsible for energy flow and mass transport.The water als......
Phosphorus fractions and sorption dynamics in the sediments of two Ca-SO_4 water reservoirs in the c
Phosphorus(P) fractionation and sorption behavior were studied in the sediments of two calcium-sulfate(Ca-SO_4: Ca~(2+)1......
Rare earth elements and carbon isotope geochemistry of the Doushantuo Formation in South China:Impli
The middle Ediacaran Shuram excursion, the largest negative δ 13 C carb excursion in Earth history, has been interprete......
Flooding and anaerobic stress is one of the stress factors affecting mangroves.Mangrove species,differing considerably i......
High-Resolution Geochemical Significance of Lowest Triassic at Majiashan Section, Chaohu, Anhui Prov
The Permian Triassic boundary (PTB) and the lowest Triassic in the Yangtze region are considered to be the sediments of......
Periodic anoxic shelf in the Early-Middle Ordovician transition:ichnosedimentologic evidence from we
Ichnosedimentologic evidence of periodic anoxic shelf in the Early-Middle Ordovician transition includes lower ichnodive......
Earth temperature is one of the most important factors influencing the mechanical properties of frozen soil. Based on th......
In this work, the distribution of organic carbon, DNA and lipids in the sediments of Hongfeng Reservoir were described i......
Relation of asid- volatile sulfide and clay content of sediment to the bioavailability of zinc and c
Organic matter and iron and maganese oxides have been considered as the major affecting factors for metals in anoxic or ......
Geochemical significance of the relative enrichment of pristane and the negative excursion of δ~(13)
Changes in the distribution of isoprenoid hy-drocarbons and in δ 13Ckero or δ 13CPr across the section from the Changx......
High-precision isotope composition determinations using multicollector, magnetic-sector induc- tively coupled plasma mas......
Magnetic susceptibility (MS) data were obtained from 11 sections of the Doushantuo (Edicaran) cap carbonate that directl......
Organic Geochemistry of the Early Jurassic Oil Shale from the Shuanghu Area in Northern Tibet and th
This paper presents new geological and geochemical data from the Shuanghu area in northern Tibet, which recorded the Ear......
Spatial and temporal distributions of mercury species and controlling factors in Hongfeng Reservoir,
The Hongfeng Reservoir was built in 1960 and is an alkaline, hyper-eutrophic and seasonal anoxic reservoir due to the co......
The Sepetiba Bay is a shallow water body semi enclosed located on the west side of Rio de Janeiro City. Almost 80% of fr......
Mssbauer and XRD characterization of contaminated sediments by coal mining drainage in Neath Canal,
Sediment cores were collected from the upstream of the Neath Canal in South Wales and characterized for their mineral co......
The effects of microbial activity on the geochemistry of highly acidic crater lakes: An example from
Laguna Caliente is a crater lake hosted within the Poas volcano (Costa Rica) that is considered one of the most active v......
High resolution profiles of trace metals in pore waters of marine and riverine sediments assessed by
In polluted aquatic systems, toxic metals are often accumulated in bottom sediments. They are, however, not necessarily ......
This study analyzed the developing environments of hydrocarbon source rocks in the Ordos Basin and evaluated carbonate r......
Trace and rare earth element geochemistry of the black and grey shales of the Calabar Flank,Southeas
This study focuses on the trace and rare earth elements(REE)geochemistry of the Nkporo and Ekenkpon Shales of the Calaba......
The interplay between soil physical parameters during the recovery from anoxic stresses (reoxidation) is largely unrecog......
在我国,鱼类养殖是一项重要的商业活动。鱼类养殖在过去几十年的快速发展过程中,对水环境产生了重要影响。研究表明:鱼类养殖对养......
[Objective] To observe the anti-fatigue and anti-hypoxia effects of Oplopanax elatus Nakai on mice,so as to provide refe......
题64: e(注解)在换气不全状态时,动脉血中碳酸气分压上升,如果再有促其上升的其他因素,则可导致CO_2麻醉.有郁血性心功能不全必然......
Interleuldn-6 (IL-6) has been shown to have several effects on the nervous system.In the present study, we examined the......
A quantitative study on meiofauna was carried out along a transect throughout the Changjiang Estuary’s oxygen minimum z......
X-ray fluorescence scanning with synchrotron radiation was performed to study sediment core records of floods in Amur Ba......
1 Introduction Rogoznica Lake is a typical example of euxinic saline lake,situated on the eastern Adriatic coast(43o32’......
Here we reported the coprolites that are preserved in the dark grey silty shale of the Carboniferous Benxi Formation fro......
Iron speciation in cherts from the Laobao Formation,South China:Implications for anoxic and ferrugin
Cherts in the Laobao Formation in the Silikou section,South China were deposited in terminal Ediacaran deep-water.The sp......
Mitofusin-2 mediated mitochondrial Ca~(2+) uptake 1/2 induced liver injury in rat remote ischemic pe
AIM To investigate the protective mechanism of mitofusin-2(Mfn2) in rat remote ischemic perconditioning(RIC) models and ......
Geochemical Record of the Cenomanian-Turonian Anoxic Event in Tunisia:Is it Correlative and Isochron
In Tunisia,five Bahloul spaced sections,Bargou,Jerisa,Guern Halfaya,Kherij and Gafsa were analyzed for biostratigraphy(f......
Planktic Foraminiferal Biostratigraphy of the Cretaceous Oceanic Red Beds in Kangmar,Southern Tibet,
The planktic foraminifera of the Chuangde Formation(Upper Cretaceous Oceanic Red Beds,CORBs) as exposed at Tianbadong se......
Key steps in atmospheric evolution occurred in the Archaean.The Hadean atmosphere was created by the inorganic processes......
Pyrite framboids were found in the Permian-Triassic boundary at Meishan Section,while their sulfur isotopes were determi......
Redox conditions in sediments and during sedimentation in the Ontong Java Plateau,west equatorial Pa
Redox-sensitive elements in sediments, such as manganese (Mn), vanadium (V), molybdenum (Mo), and uranium (U), are promi......
REE geochemical characteristics and depositional environment of the black shale-hosted Baiguoyuan Ag
阜阳市局 ￡4a 局长——_MINtkMMtgj’＃lnH＄B——q.M——D收束志不他只邀狲位J则【科校为先导推动地租工作.B为广为戳民U用凶盼引眯B.......
Radix Salviae Miltiorrhizae (RSM), a well-known traditional Chinese medicinal herb, has been used to improve blood circ......
Batroxobin Against Anoxic Damage of Rat Hippocampal Neurons in Culture:Morphological Changes and Hsp
Batroxobin,the thrombin-like enzyme,is used for therapeutic defibrination.We have found thatbatroxobin has good therape......
Atmospheric and Oceanic Oxygenation and Evolution of Early Life on Earth: New Contributions from Chi
The buildup of oxygen in the Earth’s atmosphere and oceans has fundamentally reshaped the dynamics of nearly all major ......
