Dr. Maria Lopez de Murphy
Will Assistant Professor of Civil Engineering                                                                              Top

		Office:                                           Lab: Penn State University                  102 College of Engineering 212 Sackett Building                   3127 Research Drive  CATO Park University Park  PA 16802          State College PA 16801 (814) 865-9423 (phone)             (814) 865-9548 (phone) (814) 863-7304 (fax)                    (814) 865-3039 (Fax) mailto: mmlopez@engr.psu.edu

Honors and Awards

• National Student Chapter of the Year, Faculty advisor Penn State's Student Chapter of the Society of Hispanic Professional Engineers (SHPE), 2007
• James F. Will Career Development Professorship, The Pennsylvania State University . (2003-2005)
• Faculty Early Career Development (CAREER) Award, National Science Foundation. (2002-2007)
• Boeing Outstanding Educator Award, Faculty advisor of the "Student Projects for Engineering Experience and Design (SPEED)" program at Clarkson University . (2001)

Primary Research Interests

Use of Fiber Reinforced Polymers (FRP) in Reinforced Concrete Structures
Use of Ferrocement and Fiber Reinforced Cementitious Composites in Structural Applications

     Specific Research Topics

• Repair and Rehabilitation Systems for Civil Infrastructure
• Characterization, Modeling and Size Effect of Concrete Repairs
• Bond Behavior of Fiber Reinforced Polymeric Laminate in Tension
• Effect of Sustained Loads and Environment on Mechanically Fastened FRP Beams

• Fiber Reinforced Concrete for Structural Applications
• Enhanced Performance of Fiber-Reinforced Concrete with Low Fiber Volume Fractions
• Shear Performance of  Fiber-Reinforced Concrete Beams

Ongoing Research Projects

• NSF CAREER: Repair and Rehabilitation Systems for Civil Infrastructure
• Fracture Properties of Fiber Reinforced Concrete
• Anchorage Systems for FRP Strengthened members
• Improved Overlay Design Parameters for Concrete Airfield Pavements

Courses Taught at Penn State University

• C E 340, Structural Analysis   
• C E 341, Design of Concrete Structures
• C E 544, Advanced Reinforced Concrete
• C E 543, Prestressed Concrete                                                                                                                                                                        Top

Vitae

Professional Preparation

• 2000 Ph.D., Civil Engineering, University of Michigan
• 1996 M.S., Civil Engineering, University of Michigan
• 1995  Advanced Degree in Structural Engineering, Universidad del Valle
• 1993 C.E.,Civil Engineering , Universidad del Valle, Colombia

Experience

• Assistant Professor of Civil Engineering, The Pennsylvania State University (2003 - present)
• Assistant Professor, Clarkson University , Potsdam , New York (2000-2002)
• Teaching Assistant, University of Michigan , Ann Arbor , Michigan (1999-2000)
• Research Assistant, University of Michigan , Ann Arbor , Michigan (1997-2000)
• Assistant Professor , Universidad del Valle, Cali, Colombia (1993-1995)

Professional Memberships

• American Concrete Institute (ACI), Voting Member, Committees:

• 440 Fiber Reinforced Polymers
• 544 Fiber Reinforced Concrete
• 446 Fracture Mechanics     
• Transportation Research Board (TRB), Voting member, committee, AFF80 Structural Fiber reinforced plastics
• Member, American Society of Civil Engineers (ASCE)
• Member, American Society for Engineering Education (ASEE)
• Member, Earthquake Engineering Research Institute (EERI)
• Member of the Editorial Board of the Journal Cement and Concrete Composites
• Faculty Advisor of Society of Hispanic Professional Engineers (2007), Penn State Chapter

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Selected Publications

1 .  Refereed Journal publications 

Coronado , C, Lopez, M .. Experimental characterization of concrete-epoxy interfaces. ASCE Journal of Materials in Civil Engineering (in press)

Coronado, Carlos A. and Lopez, Maria M ., A damage approach for the prediction of debonding failure on concrete elements strengthened with FRP , ASCE Journal of Composites for Construction , 11:4 pp. 391-400 . July-August 2007

Cole, T., Lopez, Maria, Ziehl , P. Fatigue behavior and nondestructive evaluation of full-scale FRP honeycomb bridge specimen. ASCE Journal of Bridge Engineering 11:4 pp. 420-429 . July 2006

Coronado, C. A., Lopez, Maria M., Sensitivity analysis of reinforced concrete beams strengthened with FRP laminates, Journal of Cement and Concrete Composites 28:1 pp. 102-114. 2006

J. J. Biernacki , S. Gopalakrishnan , M. C. Garcia- Juenger , M. Lopez de Murphy, K. Subramaniam , J. Weiss. D. Jansen, N. Lakshmanan and S. P. Shah . Indo-US workshop on high performance concrete composites J. Structural Engineering , 32:4 pp. 275-282 . Oct-Nov 2005 .

Lopez, M.M., Naaman, A.E., Hill, R. Pinkerton, L., Behavior of RC beams strengthened with FRP laminates and tested under cyclic loading at low temperatures. Journal of Materials and Product Technology . 19:1/2 pp. 108-117. 2003

2. Refereed Proceedings

Lopez, M. and Coronado, C, Characterizing the concrete-epoxy layer on externally bonded FRP systems International Symposium on Fiber Reinforced Polymer Reinforcement for Concrete Structures – FRPRCS8 , 2-18, 8 p. Greece, July 2007

Lee, J, Lopez, M. and Bakis, C . Flexural behavior of reinforced concrete beams strengthened with mechanically fastened FRP strip International Symposium on Fiber Reinforced Polymer Reinforcement for Concrete Structures – FRPRCS8 , 9-1, 9 p. Greece, July 2007

Krishnaswamy, Raghu, Lopez, Maria M, Time performance of concrete-CFRP bond under the effects of freeze-thaw cycles and sustained loading, Transportation Research Board, 85th Annual Meeting. 06-0011, 24 p. Compendium of Papers CD-ROM, 2006.

McSweeney, B, Lopez, M , Bond behavior of a Fiber-Reinforced Polymeric laminate:  A parametric study through pull-off testing, Fiber Reinforced Polymer Reinforcement for Concrete Structures – FRPRCS7 , ACI SP-230-26 , pp 441-460. 2005

Coronado ,C , Lopez, M ,Modeling of concrete-FRP bond using nonlinear fracture mechanics. Fiber Reinforced Polymer Reinforcement for Concrete Structures –FRPRCS7 , ACI SP- 230-22 , pp 373-390. 2005

Lopez, M, M,   Park , Kihoon , Modeling of concrete confined with FRP wraps, 3rd International Conference on Composites in Construction CCC2005 . pp.251-258. 2005

Lopez, Maria M., Daihua , Zheng . Modeling of Fiber-reinforced Polymer honeycomb sandwich panels, Transportation Research Board, 84th Annual Meeting. Compendium of Papers CD-ROM. 05-2439, 2005.

3. Refereed Book Chapters

Lopez de Murphy, M., Hockenberry, T. and Achenbach, A., Enhanced Performance of Fiber Reinforced Concrete with Low Fiber Volume Fractions, High Performance Cement-Based Concrete Composites . J. Biernacki and S. Sha (editors). From the Series: Material Science of Concrete, special Volume. American Ceramic Society. pp. 137-145. 2005

4. Manuscripts under Review:

Mena, Scott, Lopez, M . Use of Ferrocement Production Technology, a Proposal for Undergraduate Laboratories (ASCE/ASEE Journal on Advances in Engineering Education)                                                                                                                                  Top

International Activities

 US-South America Workshop on Innovative Materials for Civil Infrastructure, Research & Education ,

Universidad Catolica de Chile . Santiago , Chile , October 13-15, 2008      

Recent Technical Presentations

Lopez de Murphy, Maria , Study of the Concrete-Epoxy Interface on Externally Bonded FRP Systems, Structural Engineering Seminar Series (SESS), Department of Civil and Environmental Engineering, University of Illinois at Urbana-Champaign, September 2007

Lopez, M. and Coronado , C, Characterizing the Concrete-Epoxy Layer on Externally Bonded FRP Bonded Systems International Symposium on Fiber Reinforced Polymer Reinforcement for Concrete Structures – FRPRCS8 , Greece , July 16-18, 2007

Lee, J., Lopez, M. and Bakis, C. Flexural Behavior of Reinforced Concrete Beams Strengthened with Mechanically Fastened FRP Strip International Symposium on Fiber Reinforced Polymer Reinforcement for Concrete Structures – FRPRCS8 , Greece, July 16-18, 2007 (C. Bakis, presenter)

Lopez, Ma ria M., Characterization of an FRP Honeycomb Sandwich Deck Section. Society for the Advancement of Materials and Process Engineering ( SAMPE'07) conference. Baltimore , June 2007

Cole, T., Lopez, M., and Ziehl , P., Nondestructive Evaluation of Fatigue Damage to Full-Scale FRP Honeycomb Bridge Specimen, 2006 NDE Conference on Civil Engineering, the 7 th Structural Materials Technology (SMT) and the 6 th International Symposium on NDT in Civil Engineering, August 14-18, St. Louis, Missouri, 2006. (P. Zhiel , presenter)

Krishnaswamy, Raghu, Lopez, Ma ria M., Time performance of concrete-CFRP bond under the effects of freeze-thaw cycles and sustained loading , Transportation Research Board, 85th Annual Meeting. Washington , DC , January 23, 2006

Coronado, C., Lopez, M . Modeling of concrete-FRP bond using nonlinear fracture mechanics. 7 th International Symposium on Fiber Reinforced Polymer Reinforcement (FRP) for Concrete Structures –FRPRCS7 , Kansas City , MO , November 6-9, 2005

Lopez, M, M, Park, Kihoon *, Modeling of concrete confined with FRP wraps, 3rd International Conference on Composites in Construction CCC2005 , Lyon, France, July 2005

Lopez, Maria M., Daihua, Zheng . “ Modeling of Fiber-reinforced Polymer Honeycomb Sandwich Panels”, Transportation Research Board, 84th Annual Meeting. , January 9–13, 2005, Washington , D.C

Lopez de Murphy, M., Hockenberry, T. and Achenbach, A., “Enhanced Performance of Fiber Reinforced Concrete with Low Fiber Volume Fractions”. NSF funded Indo-U.S. Workshop on High Performance Cement Based Concrete Composites . Chennai , India , January 3-4, 2005

Lopez de Murphy, M. , Modeling of FRP-Concrete Bond Using Nonlinear Fracture Mechanics. Technical session sponsored by ACI committees 440 and 446 , American Concrete Institute (ACI) Fall 2004 Convention , San Francisco

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Students 

Current Students

Jae Ha Lee, Ph.D student . Research Topic: Study of Anchorage Systems for FRP Strengthened Members

Krishna Chaitanya Amirineni, MS. Research Topic: Fracture Properties of FRC Strengthened Members

Anusha Gullapalli , M.Eng Research Topic: Seismic Retrofit using Composite Materials

Former Students

Carlos Coronado, Ph.D (2006). Thesis title: Research Characterization, Modeling  and Size Effect of Concrete-Epoxy Interfaces

Travis Hockenberry , M.S (2007 ). Thesis title: Evaluation of shear capacity of hooked steel fiber reinforced concrete beams   with Stirrups

Andy Munas, B.S Honors (2007 ). Thesis title: Structural Evaluation of a 1937 Truss Bridge in PA

Andrew Sirianni , B.S.Honors (2007). Thesis title: Design of RC Apartment Building in Panama City , PANAMA

Rose Mary Chacko , M.Eng ( 2007 ). Portfolio: Performance of Large Scale FRP Strengthened RC Beams

Jae Ha Lee, M.S (2006). Thesis title : Effects of sustained loads and environment on mechanically fastened FRP beams

Raghu Krishnaswamy, M.S (2005). Thesis title: Short-term Effects of Freeze-Thaw Cycles and Sustained Loading on  Concrete-CFRP Bond

 Brian McSweeney, M.S (2005). Thesis title: FRP-Concrete Bond Behavior, A Parametric Study through Pull-off Testing

Brian Janis, M. Eng (2005). Portfolio: Shear Properties of Epoxies and Fiber Reinforced  Polymer Laminates by the V-notched Beam Method

Ki Hoon Park , M.S (2004). Thesis title: Research Modeling of Concrete Confined with FRP Wraps

Gary Glick, B.S Honors (2004). Thesis title: Behavior of RC beams strengthened in shear with externally bonded FRP Laminate

 Andrew Benkert (At Clarkson University , MS , 2002). Thesis title : Study of the Development Length of Fiber Reinforced Laminates used for Strengthening of Reinforced Concrete Members

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