TUFF

作品数：52被引量：202H指数：8
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Discovery of tuff in Wujiaping Formation of Upper Permian in the northern Sichuan Basin:Implications for the termination of Emeishan Large Igneous Province
《China Geology》2024年第4期801-802,811,共3页Yu Yu Xiao-liang Deng 
jointly supported by the Open Fund of State Key Laboratory of Shale Oil and Gas Enrichment Mechanisms and Effective Development;the Natural Science Foundation of Sichuan Province(Grant No.24NSFSC4125)。
1.Objective The Emeishan basalts is located in southwest China and northern Vietnam,covering an area of 2.5×10^(5) km^(2)(Zhong YT et al.,2014),which is the first widely recognized large igneous province(LIP)in China...
关键词：TERMINATION UPPER ERUPTION 
Predicting uniaxial compressive strength of tuff after accelerated freeze-thaw testing: Comparative analysis of regression models and artificial neural networks
《Journal of Mountain Science》2024年第10期3521-3535,共15页Ogün Ozan VAROL 
Ignimbrites have been widely used as building materials in many historical and touristic structures in the Kayseri region of Türkiye. Their diverse colours and textures make them a popular choice for modern construct...
关键词：IGNIMBRITE Uniaxial compressive strength FREEZE-THAW Decay function Regression Artificial neural network 
Cretaceous Large Igneous Provinces (LIPs) Affect Sedimentary Processing: Jordan, Arabian Plate;NW Germany, Central Europe
《Open Journal of Geology》2024年第6期671-704,共34页Werner Schneider Elias Salameh 
Both the NE Gondwana Platform (Jordan) and the Carpathian/NW Europe Seaway towards the N Atlantic expose comparable sequence analytical patterns as i.e. the Maximum Flooding Surface (MSF), relating to the Arabian Shel...
关键词：DEGASSING Explosive Tuff Acid Rain Climate Forcing Photosynthesis Mineral Trans/Neoformation Lithofacies Modified Synsedimentary Tectonics 
Multi-Scale Pore Structure Heterogeneity in Tuff Reservoirs Investigated with Multi-Experimental Method and Fractal Dimensions in Chang 7 Formation,Southern Ordos Basin
《Journal of Earth Science》2024年第2期666-686,共21页Hao Lu Qing Li Dali Yue Dongdong Xia Shenghe Wu Lang Wen Yu He 
supported by the Strategic Cooperation Technology Projects of CNPC and CUPB(No.ZLZX2020-02);the National Science and Technology Special(No.2017ZX05049-006-001);the National Natural Science Foundation of China(No.41602137);Science Foundation of China University of Petroleum,Beijing(No.2462020YXZZ022).
The tight tuff reservoir is an unusual type of unconventional reservoir with strong heterogeneity.However,there is a lack of research on the microscopic pore structure that causes the heterogeneity of tuff reservoirs....
关键词：tuff reservoir pore structure carbon-dioxide gas adsorption nitrogen gas adsorption high-pressure mercury injection fractal dimension petroleum geology 
The Early-Middle Triassic Supervolcano in the Yangtze Block,South China and associated obstacles to biotic recovery
《Geoscience Frontiers》2024年第1期69-83,共15页Haifeng Chen Hao Zou MSantosh Huawen Cao Franco Pirajno Changcheng Huang Mingcai Hou 
supported by the National Natural Science Foundation of China[grant number 42272129];Outstanding Youth Science Fund Project of Sichuan Province,China[grant number 23NSFJQ0162];Department of Natural Resources of Sichuan Province,China[grant number KJ-2023-011];the Everest Scientific Research Program of Chengdu University of Technology.
The end-Permian mass extinction was one of the major global crises spanning the entire Early Triassic or longer.Eruptions of volcanos were one of the factors that delayed the biotic recovery after this event.Supervolc...
关键词：Early-Middle Triassic Tuff layer Supervolcano Yangtze Block Biotic recovery 
First Discovery of Late Triassic Tuffs in the South Qilian Basin: Geochemical Characteristics, Zircon LA-ICP-MS U-Pb Ages and Potential Source Regions
《Journal of Earth Science》2023年第6期1692-1703,共12页Fangpeng Du Furong Tan Shiming Liu Xiaochen Zhao Yingtao Chen Junwei Qiao 
supported by the National Natural Science Foundation of China(Nos.41702144,42002194);the Natural Science Basic Research Plan of Shaanxi Province,China(Nos.2019JQ-991,2020JQ-746).
This investigation reports the first discovery of more than 70 tuff intervals in the Upper Triassic,South Qilian Basin.Petrographic and geochemical analyses were carried out on ten tuff samples and zircon U-Pb dating ...
关键词：TUFF South Qilian Basin Late Triassic U-Pb isotopic dating source regions zircon geo-chemistry 
Reservoir Characterization of Special Dolomite Rock of Fengcheng Formation in Junggar Basin, China
《Journal of Geoscience and Environment Protection》2023年第9期333-350,共18页Famu Huang Yun Liu Chenhao Pan Duocai Wang Ping Zhang Yaping Fu Hong Zhang Haibo Su Jun Lu Zhi Zhong Bin Wei 
Dolomites and eruptive rocks are well-developed in the Permian Fengcheng Formation in Junggar Basin in China, in which oil and gas are accumulated extensively. Until now, high-yield industrial oil and gas flows have b...
关键词：Junggar Basin Fengcheng Formation Section II PARAGENESIS Dolomitic Tuff Fracture 
Fish Canyon Tuff榍石He扩散及(U-Th)/He年代学研究被引量：1
《地质学报》2023年第1期278-290,共13页喻顺 田云涛 
国家重点研发计划项目(编号2017YFC0601300);国家自然科学基金项目(编号41503058);自然资源部深地动力学重点实验室项目(编号J1901-21);中国地质科学院基本科研业务费项目(编号J1625,S1901)联合资助的成果。
榍石富含U和Th,是(U-Th)/He定年的理想矿物之一。本文以Fish Canyon Tuff榍石为例,开展了榍石He扩散行为和榍石(U-Th)/He定年实验方法研究。榍石分步加热扩散实验结果表明He扩散系数ln(D/a2)与温度倒数呈负相关,与期望的热活化扩散过程...
关键词：Fish Canyon Tuff榍石 (U-Th)/He He扩散 封闭温度 低温热年代学 
Dynamic Mechanical Behavior and Numerical Simulation of an Ancient Underground Rock Mass under Impact Loading
《Computer Modeling in Engineering & Sciences》2023年第1期517-539,共23页Baoping Zou Zhiping Liu Weifeng Jin Haonan Ding Zhanyou Luo 
financial supports for this research project by the National Natural Science Foundation of China(No.41602308);supported by Zhejiang Provincial Natural Science Foundation of China under Grant No.LY20E080005.
To study the dynamic mechanical properties of tuff under different environmental conditions,the tuff from an ancient quarry in Shepan Island was prepared.The impact damage to the rock was tested using a triaxial dynam...
关键词：Ancient underground caverns numerical simulation thermal-hydraulic-mechanical coupling dynamic impact TUFF stability of surrounding rock 
Safety and efficacy of purified clinoptilolite-tuff treatment in patients with irritable bowel syndrome with diarrhea:Randomized controlled trial
《World Journal of Gastroenterology》2022年第46期6573-6588,共16页Karolina Anderle Michael Wolzt Gabriele Moser Bettina Keip Johannes Peter Claudia Meisslitzer Ghazaleh Gouya Michael Freissmuth Cornelius Tschegg 
We thank myBioma GmbH for the microbiome analyses and designing the corresponding figures for the manuscript.
BACKGROUND Irritable bowel syndrome(IBS)is a highly prevalent gastrointestinal disorder with poor response to treatment.IBS with predominant diarrhea(IBS-D)is accompanied by abdominal pain as well as high stool freque...
关键词：Irritable bowel syndrome DIARRHEA Functional gastrointestinal disorder CLINOPTILOLITE ZEOLITE TREATMENT 
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