CURRENT GROUP MEMBERS
Postdoctoral Research Associates
|
Qinang Hu
Ph.D. Oklahoma State University (2015) M.S. Oklahoma State University (2011) B.S. China University of Mining and Technology, China (2009) Research interests: Cement hydration, X-ray microscopy, Image processing, Finite element analysis "I’m always motivated to learn and try new things. And the coolest thing of our group is that people from different backgrounds and different research directions can collaborate together and share their knowledge. We have a great team that is always ambitious to work on challenging problems and competent to solve them as a team." |
|
Amir Hajibabaee
Ph.D. Oklahoma State University (2016) M.S. Oklahoma State University (2011) B.S. University of Tehran, Iran (2008) Research interests: Shrinkage, Poromechanics, Curing, Concrete Pavements, Durability, Sustainability, Oilwell Cementing "I have gained extensive laboratory and field experiences during the course of my academic life at OSU. I am currently extending my Ph.D. research to alternative cement systems that are commonly used as repair materials." |
|
Mehdi Khanzadeh Moradllo Ph.D. Oklahoma State University (2016) M.S. University of Tehran, Iran (2010) B.S. University of Mohaghegh Ardabili, Iran (2007) Research interests: Durability of concrete materials, Sustainable infrastructure materials, Analytical microscopy techniques, Non-destructive testing, Corrosion, Coatings "One of my favorite activities is to learn new things. To me, teamwork is the beauty of our lab and our group." |
|
Xiaodan (Sonia) Li
Ph.D. Texas A&M University (2017) M.S. Texas A&M University (2012) B.S. Hong Kong University of Science and Technology (2009) Research interests: Cement hydration, Thermodynamics, Viscoelasticity, Dissolution, Finite element analysis "One of the best things I enjoyed about our group is that it is always enthusiastic and energetic. It gives a very positive atmosphere to study and research in. Meanwhile, as multiple areas are being covered in this team, it makes learning new things much more convenient through communicating with each other. The meaning of life is to enjoy every moment, and I would love to achieve this goal at OSU for this period of my life." |
Ph.D. Students
|
Masoud Moradian
Ph.D. Candidate M.S. University of Tehran, Iran (2011) B.S. K.N. Toosi University of Technology, Iran (2008) Research interests: Cement Hydration, X-ray Computed Tomography, Durability, Non-Destructive Testing, SCM Dissertation: Investigation of cement hydration with X-Ray Computed Tomography. "I am currently working on microstructure evolution in cementitious material, particularly at early ages through some advanced techniques such as X-ray Computed Tomography. The cool things about working here at OSU are the opportunity of working with other members of our group from different countries, participation in meetings with knowledgeable people, and collaborative projects with other universities." |
|
Ghazal Sokhansefat
Ph.D. Candidate M.S. University of Tehran, Iran (2013) B.S. K.N. Toosi University of Technology, Iran (2010) Research interests: X-ray Computed Tomography, Concrete Technology, Biomass, Freezing and thawing in concrete, aggregate gradation Dissertation: Study of concrete exposed to freezing and thawing cycles through X-Ray Micro Computed Tomography. "I joined the group in fall 2013 and started my research on microstructure of novel biomass material to be used as fuel sources. My current research involves studying concrete deterioration mechanisms due to freezing and thawing by X-Ray Computed Tomography. I am very enthusiastic about working hard on complicated and interesting problems in our group." |
|
Shinhyu Kang
Ph.D. Student M.S. Kyonggi University, South Korea (2012) B.S. Kyonggi University, South Korea (2010) Research interests: Chemical and microstructural characterization of concrete materials, Improvement of method for using supplementary cementitious materials and by-product materials such as fly-ash Dissertation: The Physicochemical Characteristics of Fly-ash and the Resulting Properties in Concrete "My major for M.S. and B.S. was Materials Science and Engineering. My research topics were on sintering mechanisms in high-temperature processes, and the development of eco-friendly materials such as artificial lightweight aggregates manufactured by recycling coal-ash. My current research is on the classification of fly ash and determining the performance in concrete." |
|
Bret Robertson, PE
Ph.D. Student M.S. Oklahoma State University (2010) B.S. Oklahoma State University (2008) Research interests: Cement Hydration, X-ray microscopy, Concrete Durability and Testing Dissertation: Improving current methods to measure the water to cement ratio of fresh concrete; Using 3D in-situ structure and chemistry imaging techniques at the nano and micro scale to improve sustainability, economy, and mechanical properties of binders for concrete. "I came back to the group in August 2016 and started research on multiple micro and macro concrete topics. I worked at the Bureau of Reclamation for six years as a Civil Engineer. I had the opportunity to be involved in projects that looked at each phase of mass concrete construction including, specifications, structural and mix design, construction, and testing. I also worked on many research projects related to concrete dams. I hope to add to our team with field and lab experience." |
|
Amir Behravan
Ph.D. Student M.S. Isfahan University of Technology (IUT), Iran (2012) B.S. Islamic Azad University, Iran (2009) Research interests: Cementitious materials, Durability of concrete, Special concrete (SCC- HPC-HSC-FRC-...), Material characterization, Non-destructive testing, Modern constructional materials, Reinforced Concrete (RC) Structures (Analysis and Design), Concrete dams ( analysis and design) "My previous research experiences were in advanced concrete technology, with focusing on the durability of concrete and its mechanical behavior. Although I carried out series of research on special concretes, admixtures, pavements and special cement materials. Now I am focusing on concrete durability with emphasis on using modern techniques to understand the exact mechanism of ions diffusion into concrete." |
M.S. Students
|
Jacob Peery M.S. Student B.S. Oklahoma State University (2015) "I enjoy working with dedicated people who strive for excellence." |
|
Bijaya Laxmi Rai
M.S. Student B.S. Purbanchal University, Nepal (2013) Research interests: Evaluation of cracking/fracture mechanism in concrete structure, Durability and Sustainability of concrete Structure, Structure under extreme conditions, Wireless Damage Detection Thesis: Development of Concrete Mixture to mitigate Bridge Deck Cracking "Social issues are important to me and I love to laugh a lot!" |
|
Hope Hall
M.S. Student B.S. in Architectural Engineering, Oklahoma State University (2015) Research interests: Improving the lifespan of structural concrete. "I am a third generation engineer, but a first generation female engineer. The best part about Ley's research team is that no one comes from the same background. You get to work with people from all over the world to accomplish a goal that no one has ever accomplished before. This team teaches you to communicate and collaborate on a daily basis." |
|
Justin Becker
M.S. Student B.S. Oklahoma State University (2016) Research interests: Pumpability and the impact on concrete mixtures "I am driven by the challenges associated with learning and accomplishing new things. The cool thing about our team is the high level of collaboration and teamwork that allows for greater levels of success." |
Undergraduate Students
|
Chad Stevenson B.S. Student Research interests: Workability and pumpability of concrete, Optimized graded concrete. "The new Bert Cooper Lab gives us the space to efficiently run our concrete pump. This lab allows us to run tests that many universities never get the chance to run. I have the opportunity to work alongside many of the most talented researchers of concrete. I have learned how you run a variety of test on fresh and hardened concrete. It has been an honor to work with so many innovative people here at Oklahoma State University." |
|
Jake Lavey B.S. Student "I was in a Kenny Chesney music video." |
|
Jason Toney
B.S. Student "My favorite thing about working in the lab is the ability to see the application of material learned in our engineering classes. Interesting Fact: While in Southeast Asia on a trip I got the opportunity to ride an elephant." |
|
Muwanika Jdiobe B.S. Student in Aerospace Engineering Research interests: Air content in the concrete "Working with Dr. Ley and the group is just fun and motivating. I do sample preparation of concrete for hardened air void analysis." |
|
Katelyn Oquin B.S. Student Research interests: Durability of concrete materials, shrinkage, sustainability, curing "As an undergraduate student, I greatly enjoy working alongside researchers that are willing to share their knowledge and involve me in their projects. I am continually learning and extending my knowledge of concrete materials each day in the lab. My favorite thing about being in this group is our ability to collaborate with one another and work together to learn and solve problems." |
|
Brendan Barns B.S. Student "I like that the lab gives me the opportunity to run the tests that I have learned about as well as the opportunity to work with others." |
|
Zane Lloyd B.S. Student "I help conduct the graduates research in salt scaling of concrete with various types of cements and development of the FiberCure applicator. The reason I enjoy working at OSU is the spirit of teamwork all the employees have. Everyone is willing to throw in a helping hand where it is needed. It is also a great opportunity to work with the professors and learn outside of the classroom." |
|
Megan Buchanan
B.S. Student Research interests: Deicer scaling resistance of concrete, sustainability of concrete structures "Through a research position at OSU, I appreciate the opportunity to practically apply and explore what I learn in my classes. I also love getting to work alongside people from different backgrounds and research interests. In my copious amounts of free time as an engineering student, I enjoy trying random hobbies and YouTube surfing." |
FORMER GROUP MEMBERS
Ph.D. Students
Mostafa Ghashgesh, Spring 2012
Daniel Cook, Summer 2015
Quinang Hu, Fall 2015
Mohammed Aboustait, Fall 2015
Amir Hajibabaee, Fall 2016
Mehdi Khanzadeh Moradllo, Fall 2016
Daniel Cook, Summer 2015
Quinang Hu, Fall 2015
Mohammed Aboustait, Fall 2015
Amir Hajibabaee, Fall 2016
Mehdi Khanzadeh Moradllo, Fall 2016
M.S. Students
Sid Patil, thesis, Spring 2009
Bret Robertson, thesis, Fall 2010
Shardul Kadam, thesis, Spring 2010
Hari Rotithor, thesis, Spring 2011
Robert Frazier, thesis, Spring 2011
Rahel Kedebe, creative component, Spring 2011
Binyam Jemal, creative component, Spring 2011
Hari Kotha, thesis, Fall 2011
Quniang Hu, thesis, Fall 2011
Amir Hajibabaee, thesis, Fall 2011
Robert Felice, thesis, Spring 2012
John Michael Freeman, thesis, Fall 2012
Basil Abdulkareem, thesis, Spring 2012
Ali Abbaszadeh, thesis, Fall 2012
Spencer Woestman, thesis, Spring 2012
Bryan Sudbrink, thesis, Spring 2013
Travis Ebisch, thesis, Spring 2013
Daniel Cook, thesis, Spring 2013
Jerod Wilkins, thesis, Fall 2013
Isabella Velasco, thesis, Fall 2013
Ashkan Ghaeezadeh, thesis, Spring 2014
David Welchel, thesis, Fall 2014
Morteza Khatibmasjedi, thesis, Summer 2014
Gaurang Malviya, creative component, Spring 2015
Nick Seader, thesis, Spring 2016
Bret Robertson, thesis, Fall 2010
Shardul Kadam, thesis, Spring 2010
Hari Rotithor, thesis, Spring 2011
Robert Frazier, thesis, Spring 2011
Rahel Kedebe, creative component, Spring 2011
Binyam Jemal, creative component, Spring 2011
Hari Kotha, thesis, Fall 2011
Quniang Hu, thesis, Fall 2011
Amir Hajibabaee, thesis, Fall 2011
Robert Felice, thesis, Spring 2012
John Michael Freeman, thesis, Fall 2012
Basil Abdulkareem, thesis, Spring 2012
Ali Abbaszadeh, thesis, Fall 2012
Spencer Woestman, thesis, Spring 2012
Bryan Sudbrink, thesis, Spring 2013
Travis Ebisch, thesis, Spring 2013
Daniel Cook, thesis, Spring 2013
Jerod Wilkins, thesis, Fall 2013
Isabella Velasco, thesis, Fall 2013
Ashkan Ghaeezadeh, thesis, Spring 2014
David Welchel, thesis, Fall 2014
Morteza Khatibmasjedi, thesis, Summer 2014
Gaurang Malviya, creative component, Spring 2015
Nick Seader, thesis, Spring 2016
