Enhanced immobilization of metal pollutants in sewage sludge ash (SSA)-cement pastes by calcium chloride and nitrate: Experimental and DFT studies

YL Yaphary, SFY Li - Journal of Environmental Chemical Engineering, 2023 - Elsevier
Urbanization, Portland cement production, and urban waste have caused concern about
increasing environmental pollution. Sewage sludge ash (SSA) comes from the incinerating …

Optimizing Performance-Engineered Concrete Mixtures Using Linear Programming

K Bharadwaj, OB Isgor, WJ Weiss - Interdisciplinary Symposium on Smart …, 2023 - Springer
This paper uses linear programming to optimize concrete mixture proportions while meeting
target performance criteria that serve as constraints. The objective function, which is a …

CalTrans: implementation of advanced technology and materials recycling techniques for the use of alternative materials in concrete as plain or reinforced materials

F Du, J Hubert, K Bharadwaj, KST Chopperla… - 2024 - ir.library.oregonstate.edu
The manufacture of ordinary portland cement (OPC) is responsible for approximately 4-8%
of the total global Greenhouse Gases (GHG) emissions. Recent CalTrans research resulted …

OR 97331, USA keshav@ iitd. ac. in School of Civil and Construction Engineering, Oregon State University, Corvallis, OR, USA {burkan. isgor, jason. weiss} …

OPE Concrete, K Bharadwaj¹ - Smart & Sustainable Infrastructure …, 2024 - books.google.com
This paper uses linear programming to optimize concrete mixture proportions while meeting
target performance criteria that serve as constraints. The objective function, which is a …