Our research areas include morphology and mechanical property study of hydration products, valorization of Mg(OH)2 from waste brine for production of carbon-neutral MgO cement, accelerated CO2 curing of reactive MgO cement, structure and electrochemical characterization of passive film of carbon steel in concrete, 3D printing of ultra-lightweight concrete, feasibility assessment of seawater use in concrete production, and development of an experimentally validated geospatial computational thermodynamic model for cities.