Zobrazeno 1 - 10
of 1 951
pro vyhledávání: '"pore volume"'
Publikováno v:
Geoderma, Vol 449, Iss , Pp 116990- (2024)
Struvite (NH4MgPO4·6H2O) is a slow-release phosphorus (P) fertilizer hypothesized to reduce nutrient leaching losses relative to highly water-soluble counterparts such as monoammonium phosphate (MAP). We assessed the leaching fate of P from struvite
Externí odkaz:
https://doaj.org/article/6ba7e70d82994fa09d5287f075129a1d
Publikováno v:
مدلسازی و مدیریت آب و خاک, Vol 4, Iss 2, Pp 75-88 (2024)
Introduction Recently, the presence of pathogenic bacteria in the municipal water network has been observed and proven. Applying animal manure in agricultural lands with improper drainage is the main cause of this pollution. Identifying and investiga
Externí odkaz:
https://doaj.org/article/b4871dac4c494a36a34fdc243fcab08c
Publikováno v:
Heliyon, Vol 10, Iss 15, Pp e35699- (2024)
Vermicompost is an organic material that is abundant in humic acids and nutrients. It is obtained through the bio-oxidation and stabilization processes carried out by earthworms. It has been proven to bring several benefits to different soil properti
Externí odkaz:
https://doaj.org/article/818da5a5467747a8973ebedd621cf4d5
Publikováno v:
Cleaner Materials, Vol 12, Iss , Pp 100247- (2024)
Worldwide every year massive amount of coal fly ash is being generated as by product in the power plants which creates economic, environmental and most importantly health problems. Usually coal fly ash is used in cement production worldwide. At prese
Externí odkaz:
https://doaj.org/article/6946106c73374fdda33248960f3be176
Publikováno v:
Youqi dizhi yu caishoulu, Vol 31, Iss 1, Pp 145-152 (2024)
The volume sweep coefficient is essential for evaluating the development effect and formulating development adjustment plans for oil fields. This paper aims to study the variation law of volume sweep coefficient in different stages of water injection
Externí odkaz:
https://doaj.org/article/00dbfed0dfc3436cb4d199e4db2084d1
Publikováno v:
Zhongguo youzhi, Vol 49, Iss 5, Pp 21-24,77 (2024)
为筛选高效脱除叶绿素的脱色剂，为油脂工业生产中脱色剂的精准使用提供参考，以大豆油和菜籽油为例，采用不同种类脱色剂进行脱色，分析脱色剂参数（比表面积、介孔面积、孔道结构
Externí odkaz:
https://doaj.org/article/83c9863e542c42b3bf04322681684a81
Autor:
Dimitrina Kiryakova, Ganka Kolchakova
Publikováno v:
Advanced Engineering Letters, Vol 2, Iss 3, Pp 81-87 (2023)
The present paper investigates the possibility of increasing the porous and surface characteristics of eggshell powders. For this purpose, the collected waste eggshells were washed, dried at 90°C, crushed mechanically and sieved into a particle s
Externí odkaz:
https://doaj.org/article/942df3d7400345d18c81fa66c1df8673
Publikováno v:
Energy Science & Engineering, Vol 11, Iss 9, Pp 3185-3203 (2023)
Abstract Pore difference characteristics and adsorption/desorption experiments of primary coal with different degrees were explored to study the characteristics of pore structure and gas desorption. The results show that the pore volume increases wit
Externí odkaz:
https://doaj.org/article/1dde5bd25f7a4369ad50c96da9897886
Akademický článek
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Publikováno v:
Journal of Materials Research and Technology, Vol 25, Iss , Pp 3314-3323 (2023)
The purpose of this study was to evaluate the feasibility of utilizing sewage sludge as a source of aluminosilicate to synthesise geopolymer cement. Sewage sludge was calcined at various temperatures to enhance its geopolymer reactivity. Sodium hydro
Externí odkaz:
https://doaj.org/article/fa421eeda8234125a29cdfa61d210418