©2018 by Cement and Concrete Research Lab.

2508 12th Ave, Kearney, NE 68849

Said Abushamleh

Assistant Professor

Said A. Abushamleh is an Assistant Professor in the Department of Physics at the University of Nebraska at Kearney. His research interests are studying the unique properties of specific electromagnetic surfaces, and design of miniature antennas for metrological, telecommunication, and biomedical applications. Mahmoud and Said are collaborating on a funded project focusing on developing a low-cost secure wireless sensor with reduced electromagnetic interference infrastructure monitoring systems.

Florin Bobaru

Professor and Hergenrader Distinguished Scholar

Florin Bobaru is a Professor and Hergenrader Distinguished Scholar in the Department of Mechanical & Material Engineering at the University of Nebraska-Lincon. His research interests are damage and fracture analysis using peridynamics; modeling of corrosion damage and stress corrosion cracking, and optimization of materials composition and optimal shape design. Mahmoud and Florin are collaborating on two funded projects focusing on (1) modeling crevice corrosion in structural tendons,  and (2) multi-scale study of cellular concrete tailored with time-dependent rheological behavior.

Christopher Exstrom

Professor

Chris Exstrom is a Professor in the Department of Chemistry at the University of Nebraska at Kearney. His research interests are non-vacuum preparation methods of semiconductor and noble metal nanocrystalline materials for solar cell and biomedical sensor electronics applications, solvothermal reaction pathway studies, and lower-cost synthetic method studies. Mahmoud and Chris are collaborating on two funded projects evaluating the feasibility of using corn ash in concrete.

Angela Hollman

Assistant Professor

Angela Holman is an Assistant Professor in the Department of Information Networking & Telecommunications at the University of Nebraska at Kearney. Her research interests are cybersecurity and information technology. Mahmoud and Angela are collaborating on a funded project focusing on developing a low-cost secure wireless sensor with reduced electromagnetic interference for applications in the infrastructure monitoring systems.

Jiong Hu

Associate Professor

Jiong Hu is an Associate Professor in the Department of Civil Engineering at the University of Nebraska-Lincoln. His research interests are eco-efficient concrete, multi-state concrete behavior, fresh concrete properties and rheology of concrete, fiber-reinforced concrete, and self-consolidation concrete. Mahmoud and Jiong are collaborating on a funded project studying the multi-scale properties of cellular concrete tailored with time-dependent rheological behavior.  

Yong Rak Kim

Professor

Yong Rak Kim is a Professor in the Department of Civil Engineering at the University of Nebraska-Lincon. His research interests are multiscale-multiphysics characterization and modeling of engineering materials; inelastic behavior, damage-fracture, and durability of materials and structures. Mahmoud and Yong Rak are collaborating on two funded projects focusing on (1) modeling corrosion-induced damage in structural tendons, and (2) multi-scale study of cellular concrete tailored with time-dependent rheological behavior.

 Chukwuma (Chuma) Nnaji

Assistant Professor

Chukwuma (Chuma)  Nnaji is an Assistant Professor in the Department of Civil, Construction, and Environmental Engineering at the University of Alabama. His research interests are construction safety, decision support systems, computational modeling, and construction automation. Mahmoud and Chuma are using Bayesian modeling and AI for developing a framework to incorporate virtual reality in construction safety training.

Chungwook Sim

Assistant Professor

Chungwook Sim is an Assistant Professor in the Department of Civil Engineering at the University of Nebraska-Lincon. His research interests are modeling and testing of structural concrete, structural members under extreme loads, and disaster reconnaissance and data management. Mahmoud and Chungwook are collaborating on a funded project focusing on corrosion initiation of structural tendon exposed to chlorides and sulfates.

Prannoy Suraneni

Assistant Professor

Prannoy Suraneni is an Assistant Professor in the Department of Civil, Architectural and Environmental Engineering at the University of Miami. His research interests are infrastructure sustainability, concrete durability, new and advanced infrastructure materials, supplementary cementitious materials, chemical admixtures, and cement hydration. Mahmoud and Prannoy are collaborating on a funded project focusing on the characterization and reactivity of corn ashes.

David Trejo

Professor and Hal Pritchett Chair

David Trejo is a Professor and Hal Pritchett Chair in the School of Civil and Construction Engineering at Oregon State University. His research interests are the design and development of materials and systems for efficient construction processes, concrete durability, and corrosion. Mahmoud and David are collaborating on several projects concerning the time-variant properties of input parameters for service life modeling.