Zobrazeno 1 - 10
of 18 226
pro vyhledávání: '"pores."'
Publikováno v:
Shiyou shiyan dizhi, Vol 46, Iss 6, Pp 1157-1165 (2024)
Using techniques such as ultra-microscopic organic petrology, the study explores the relationship between bioclasts such as siliceous and calcareous skeleton-wall-shell organism and high-quality hydrocarbon source rocks in terms of their biomolecular
Externí odkaz:
https://doaj.org/article/04a95bd5a8024e8bb9816993fb5f4b31
Autor:
Lei Zhang, Yimeng Wang, Mingzhong Gao, Wenhao Jia, Senlin Xie, Wei Hou, Xiangyu Wang, Hao Zhang
Publikováno v:
International Journal of Mining Science and Technology, Vol 34, Iss 10, Pp 1409-1425 (2024)
Understanding the impact of mining disturbances and creep deformation on the macroscopic deformation and the microscopic pore and fracture structures (MPFS) of coal is paramount for ensuring the secure extraction of coal resources. This study conduct
Externí odkaz:
https://doaj.org/article/4a9ff4358b154d5f8681b73ce329ae3e
Publikováno v:
Cailiao gongcheng, Vol 52, Iss 10, Pp 127-138 (2024)
C/C-SiC composites were prepared by chemical vapor infiltration （CVI） and reactive melt infiltration （RMI） using carbon fiber preforms with stitched and needle-punched structures. The microstructure and pore characteristics of C/C porous comp
Externí odkaz:
https://doaj.org/article/e183f89d28294b87a6b8a53abdb05bd3
Publikováno v:
Open Geosciences, Vol 16, Iss 1, Pp 519-32 (2024)
The injectability of mudstone is a key parameter for grout modification and is affected by hydration. Inherent injectability is predominantly determined by pore size distribution nuances, encompassing both the critical pore size and the heterogeneity
Externí odkaz:
https://doaj.org/article/ada9a0c0416b492fb86034953a831926
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-11 (2024)
Abstract Red clay as a special soil has a high liquid-plastic limit, water swelling and water loss shrinkage. To solve the problems red clay was modified by calcium carbonate produced in Hezhou, Guangxi. The Liquid-plastic limit, water loss shrinkage
Externí odkaz:
https://doaj.org/article/b15168ef8a934d33a8211a6da706c732
Publikováno v:
Shuitu Baochi Xuebao, Vol 38, Iss 4, Pp 312-321 (2024)
[Objective] Gravel is an important factor affecting soil porosity and water infiltration. Therefore, it is of great significance to determine the specific soil porosity characteristics that are impacted by gravel-induced changes. [Methods] Taking lim
Externí odkaz:
https://doaj.org/article/eda98fefb1df478abe8a90078b0368de
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-10 (2024)
Abstract In 1957 Abbott and Ballantine described a highly toxic activity from a dinoflagellate isolated from the English Channel in 1949 by Mary Park. From a culture maintained at Plymouth Laboratory since 1950, we have been able to isolate two toxic
Externí odkaz:
https://doaj.org/article/14fe5bcbe51a4059a339375fbe45309c
Publikováno v:
Case Studies in Construction Materials, Vol 21, Iss , Pp e03926- (2024)
The innovative technology of microbially induced calcium carbonate precipitation (MICP) soil modification is widely used in soil reinforcement, soil remediation, environmental remediation and other fields, and has gradually become a hot research dire
Externí odkaz:
https://doaj.org/article/3483a00194f54dd8ad964b59fca17afa
Autor:
Jaisleen Kaur, Meenal Dhall
Publikováno v:
Forensic Science International: Reports, Vol 10, Iss , Pp 100378- (2024)
Determining the sex from an unidentified fingerprint recovered from a crime scene can assist in narrowing down the pool of potential suspects. The present study was conducted with the aim of determining sex using fingerprint epidermal ridge sweat por
Externí odkaz:
https://doaj.org/article/7318ce4574884b409a599226a5c29560
Autor:
Fangchao Lu, Chiyuan Liu, Xuebo Zhang, Bing Jia, Yifang Wang, Sheng Liu, Yiju Tang, Jingjing Liu, Pan Lin
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-15 (2024)
Abstract The characteristics and heterogeneity of coal pores are crucial for understanding the production mechanism of coalbed methane (CBM). In this study, coal samples with varying degrees of metamorphism (0.58% ≤ R O, max ≤ 3.44%) were collect
Externí odkaz:
https://doaj.org/article/dc9130ff8fc74adf9eb7ae7002fe3196