Zobrazeno 1 - 10
of 18 164
pro vyhledávání: '"pores"'
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
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
Autor:
Tian Chen, Liang Yang, Yongjiang Huang, Sicong Zhao, Wenjie Wu, Honglin Ma, Qi Zhang, Shuqian Fan, Jianfei Sun
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 898-907 (2024)
The fabrication of high quality copper alloys using laser powder bed fusion (LPBF) technology remains challenging due to their low laser absorption and high thermal conductivity. LPBF often involves intrinsic defects, such as rough surface and intern
Externí odkaz:
https://doaj.org/article/3c17c3a366f3451aa9c369925d28fd05
Publikováno v:
工程科学学报, Vol 46, Iss 6, Pp 994-1003 (2024)
In the heap leaching process, the free particles in the heap leaching system move with the flow of the solution, which affects the speed and efficiency of the leaching. For small grain-size particles, although it is difficult to clog the interparticl
Externí odkaz:
https://doaj.org/article/47a4aa5842224ed9842e3c0ff0500519
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-17 (2024)
Abstract Loess structure is the physical key factor that determines its stability and consists of macro-pores, loose texture, and water sensitivity. The structural change characteristics and effects of the undisturbed loess before and after water inf
Externí odkaz:
https://doaj.org/article/ebe1102124d04581849c6a7a6176566e
Publikováno v:
Small Science, Vol 4, Iss 10, Pp n/a-n/a (2024)
The creation of vacancies and/or pores into two‐dimensional materials, like graphene and MXenes, has shown to increase their performance for sustainable applications. However, a simple and affordable method with controlled and tailorable vacancy co
Externí odkaz:
https://doaj.org/article/06e3244804c542eaa70391e5a329fc90