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Elena A. Hensel, Martin Kehl, Luisa Wöstehoff, Katharina Neumann, Ralf Vogelsang and Olaf Bubenzer
The Sodicho Rockshelter in the southwestern Ethiopian Highlands presents a unique site that contains sediments of Upper Pleistocene and Holocene occupation phases of hunter-gatherer communities. Excavations and previous geoarchaeological research provide...
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Jiaping Tao, Siwei Meng, Dongxu Li, Gang Cao, Yang Gao and He Liu
CO2 technology has been progressively used in the development of shale oil. After injection, CO2 can react with formation water to form carbonic acid, which then reacts with carbonate and silicate minerals, resulting in changes in porosity and permeabili...
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Wei Xu, Guoyi Zhuang, Zhengxiong Chen and Jintao Wei
The evolution of the mechanical properties of epoxy asphalt during the curing process was analyzed to elucidate the mechanism responsible for the increase in the strength of epoxy asphalt, and the results can be used as a reference to achieve even mixing...
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Eleonora Sessa, Ivano Rellini, Antonella Traverso, Irene Molinari, Giulio Montinari, Guido Rossi and Marco Firpo
Tana di Badalucco cave is located in Imperia (Liguria, Italy), not far from the French border. This site is scarcely known and it has never been studied accurately, even though different archaeological excavations have returned really important elements,...
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Shuaihu Wu, Heqin Cheng, Y. Jun Xu, Jiufa Li, Shuwei Zheng and Wei Xu
Dunes are present in nearly all fluvial channels and are vital in understanding sediment transport, deposition, and flow conditions during floods of rivers and estuaries. This information is pertinent for helping developing management practices to reduce...
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Shuaihu Wu, Heqin Cheng, Y. Jun Xu, Jiufa Li, Shuwei Zheng, Wei Xu
Pág. 1 - 13
Dunes are present in nearly all fluvial channels and are vital in understanding sediment transport, deposition, and flow conditions during floods of rivers and estuaries. This information is pertinent for helping developing management practices to reduce...
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Kehua Han, Peng Deng, Enyi Chu and Qingjie Jiao
In this paper, the effect of grain size and micromorphology of Cu foil on the velocity of the flyer of an exploding foil detonator was studied. A Cu foil with different grain sizes and micromorphologies was prepared by the physical vapor deposition sputt...
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Yang Gao, Xiaoqiang Ren, Jiang Han, Fuwei Wang, Yuan Liang and Lin Liu
The microtopography of a honing wheel surface composed of active abrasive grains is the key factor affecting the honing characteristics, and control of it is a sufficient condition to realize high-efficiency precision honing. Based on the magnetron sputt...
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Alejandro R. Gómez Dacal,Lucía E. Gómez Peral,Luis A. Spalletti,Alcides N. Sial,Aron Siccardi,Daniel G. Poiré
Pág. 111 - 129
The Tithonian-Valanginian time interval in the Mendoza Shelf (Neuquén Basin, Argentina) is well exposed in the Río Salado, Puesto Loncoche and Cuesta del Chihuido sedimentary sections. From those localities, more than fifty preserved oyster shells of the...
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Yadong Zheng, Lianying Zhang, Peng Wu, Xiaoqian Guo, Ming Li and Fuqiang Zhu
The physical and mechanical properties of rocks change significantly after being subjected to high temperatures, which poses safety hazards to underground projects such as coal underground gasification. In order to investigate the effect of temperature o...
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Haimin Wu, Maoxue Zhang, Honghui Zheng and Feng Yi
Geotextile tubes have offered a cost-effective and convenient solution for the treatment of dredged slurry in recent years. Despite their benefits, the dewatering process of this method remains cumbersome and time-consuming. The incorporation of floccula...
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Kaifeng Wang, Ziyu Lu, Yingxue Zou, Yunsheng Zhu and Junhui Yu
For improving the night recognition of road markings and enhancing the driving safety of asphalt pavements, single-factor optimization is used to investigate the effects of the component materials, including luminescent power, pigment, filler, and anti-s...
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Jie Gao, Yuquan Yao, Jinhua Huang, Jiangang Yang, Liang Song, Jing Xu and Xinhu Lu
When using a high concentration of reclaimed asphalt pavement (RAP) in a recycled hot-mix asphalt mixture (RHMA), the degree of blending of the reclaimed asphalt binder significantly affects the performance of the RHMA. Hence, it is essential to know the...
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Mikolaj Kostryco and Miroslawa Chwil
The distinctive features of floral nectaries facilitate identification of ecological and phylogenetic links between related taxa. The structure and functioning of nectaries determine the relationships between plants, pollinators, and the environment. The...
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Jingsheng Lu, Decai Lin, Dongliang Li, Deqing Liang, Long Wen, Siting Wu, Yiqun Zhang, Yong He, Lingli Shi and Youming Xiong
Sand production and sand control studies in non-diagenetic reservoirs are the weak point in the conventional petroleum industry. However, natural gas hydrate (NGH) mainly exists in non-diagenetic strata, and sand production occurs during exploitation, wh...
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Fa Yang, Bowen Guan, Jingyi Liu, Jiayu Wu, Jianan Liu, Chao Xie and Rui Xiong
The application of top-grade calcined bauxite to improve the skid resistance of pavement surface coatings increases construction costs and causes excessive tire wear. Therefore, it is necessary to investigate the polishing behavior of different grades of...
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Marina Lebedeva, Alexander Makeev, Alexey Rusakov, Tatiana Romanis, Tamara Yanina, Redzhep Kurbanov, Pavel Kust and Evgeniy Varlamov
Surface Kastanozem of the Lower Volga area was first studied as a part of the pedocomplex, with the lower part (148–160 cm) formed in Early Khvalynian Chocolate clays (13–15 ka), the middle part (100–148 cm) in a mixed clay-loess sedime...
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Manjie Li, Zhaowei Liu and Yongcan Chen
Corrosion scales formed on iron pipe surfaces are an important factor defining water quality in drinking water distribution systems, since they would release contaminants and cause water discoloration at transient hydrodynamic regimes. Consequently, char...
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