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pro vyhledávání: '"Syekat Ahmed"'
Autor:
Md Abdul Basit, Md Monirul Islam, Md Syekat Ahmed, Suvash Chandra Paul, Noor Md Sadiqul Hasan
Publikováno v:
IUBAT Review. :54-67
This paper explores the consequence of replacing cement by fly ash, rice husk ash and lime in concrete. For widespread use of these supplementary materials, it is important to ensure the quality of resultant concrete. In this paper literature related
Autor:
Newas Mohammad Bahadur, Mohammad Abdul Alim, Syekat Ahmed, Abul Khair, Sultan Mahamud, Mohammad Harun-Ur-Rashid, Nilay Kumar Dey
Publikováno v:
Defect and Diffusion Forum. 407:173-184
Absolute diffusion rates of KMnO4in vertical and flattened diffusimeters show the concentration gradient force as being stronger than the gravitational force. Hot water molecules move downward on self-diffusion against buoyancy. Diffusive convection