Pitt | Swanson Engineering
Wosu, Sylvanus N
Mechanical Engineering & Materials Science
Wosu, Sylvanus N
Associate Professor and Associate Dean for Diversity
Faculty
Associate Professor
Office: 152 Benedum Hall
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Ph.D. in Engineering Physics; (Specialty: Experimental Nuclear Physics and Petroleum Geology), University of Oklahoma, 1988

M.S.E. in Engineering Physics (Specialty: Quantum Electronics), University of Oklahoma, 1985

M.S. in Industrial and Applied Physics (Specialty: Geophysics), Central Oklahoma State University, 1982

B.S. in Petroleum Engineering, University of Oklahoma, 1980

Applications of laser Raman spectroscopy to studying bio-composite materials

Developed a high performance hopkinson bar and special sample fixtures for investigating high strain rate penetration and fracture mechanics of composite materials and general characterization of materials dynamic failure

Developing a model for maximizing and measuring graduate engineering diversity and equity in academic research institutions

Development of laser-based experimental methods of characterizing materials failure, dynamic profiling of the energy absorption, crack propagation and fragmentation processes in material failure

Development of polymeric bio-composite sensors

Dynamic Penetration and Fracture Mechanics of New Generation of Composite Materials, including Bio-Composites and Biosensors

Dynamic problems in composites failure

Energy containment of impact responses

Est. dynamic materials behavior lab

Fluid flow in porous media

Impact physics and engineering of composite materials

Micro and thermo-mechanical property degradation of fiber-fiber and fiber-matrix bonds of laminated composites at high strain rate dynamic loading conditions

Oxygen metabolic pathways

(2012) 2012 NAMEPA Outstanding MEP Award.

(2011) 2011 NAMEPA Outstanding Minority Engineering Program Director.

(2004) University of Pittsburgh Chancellor's Affirmative Action Award.

(2001) University of Pittsburgh, Chancellor's Diversity Seminar Fellow.

(2000) Resolution and Recognition by NSF and Louisiana State for "Outstanding Achievement as an Advocate in the Promotion of Academic Excellence for Minorities - NSF-Louis Stokes Alliance for Minority Participation.

(1998) Kaleidoscope Faculty of 21st Century.

Conrad N. Hilton Endowed Professor of Physics.

Recognized as a Member of Air Force FIVS Impact Physics Research Team.

Recognized by NSF and AIChE for leadership and support of current and aspiring minority faculty in chemical engineering.

Sigma Pi Sigma.

Sigma Xi.

Wosu, S.N., and Daniel, L., In press, "Effects of Temperature and Moisture on the Dynamic Compressive Properties of Graphite/Epoxy Composite Material," Journal of Composite Materials.

Wosu, S.N., and Pai, D., In press, "A Model for Diversity and Equity: Determination of Key Performance Indicators for High Diversity Impact on Graduate Engineering Education."

Wosu, S.N., In press, "Analysis of Fractured Surfaces of Laminated Composites by Optical Reflectivity Method," Applied Composite Materials.

Wosu, S.N., In press, "Characterization of Perforation/Penetration Damage Mechanics of Laminated Graphite/Epoxy Composite," International Journal of Damage Mechanics.

Wosu, S.N., In press, "Effect of Enrichment of Academic Performance Improvement (API) Skills on STEM Achievement for Minority Students."

Wosu, S.N., In press, "Factors Affecting Damage Failure Analysis of Laminated Graphite/Epoxy Composite," International Journal of Damage Mechanics.

Wosu, S.N., In press, "Perforation Damage Mechanics of Laminated Graphite/Epoxy Composite," International Journal of Damage Mechanics.

Wosu, S.N., In press, "Prediction of Perforation Limit Velocity of Composite Materials," International Journal of Damage Mechanics.

Wosu, S.N., 2014, "Leader-as-Servant Leadership Model : An Integrative Transformative Leadership Model (450 pp)," XulonPress Publishing.

Wosu, S.N., 2014, "Modeling Compassion for Wholeness: A Call to Serve and Bless (270pp)," Vilnius-Press.

Wosu, S.N., 2014, "The Authentic Leader-as-Servant Part I : Outward Leadership Attributes, Principles, and Practices (400pp)," XulonPress Publishing.

Wosu, S.N., 2014, "The Authentic Leader-as-Servant Part II : Inner Strength Leadership Attributes, Principles, and Practices," XulonPress Publishing.

Wosu, S.N., and Xie, Q., 2014, "Dynamic Behavior of Laminated Graphite Epoxy Composite Under High Strain Rate Perforation Loading," Journal of Materials Science Research, vol.3, no.1, pp. 30-42.

Wosu, S.N., 2013, "Impact of Academic Performance Impact (API) Skills on Math and Science Achievement Gains," 2013 ASEE Conference, Atlanta GA.

Wosu, S.N., and Xie, Q., 2013, "The Effect of Penetrator Geometry on the Dynamic Response of women Graphite Epoxy Composites," Journal of Materials and Engineering Performance, DOE:10.1007/s11665-0133-0824-4.

Wosu, S.N., and Pai, D., 2012, "A Model for Diversity and Equity: Diversity for Graduate Engineering Education," 2012 ASEE Conference, San Antonio, TX.

Wosu, S.N., Hui, D., and Daniel, L., 2012, "Hygrothermal Effects on the Dynamic Compressive Properties of Graphite/Epoxy Composite Material," Composites Part B, vol.43, no.2012, pp. 841-855.

Allazadeh, M.R., and Wosu, S.N., 2012, "Characterization of Compressive Damage Behavior of Steel and Aluminum," Journal of Materials Science Research, vol.1, no.1.

Turan, F., Allazadeh, M.R., and Wosu, S.N., 2012, "Effect of the Contact Geometry on High Strain Rate Behavior of Woven Graphite/Epoxy Composites," Journal of Materials Science Research, vol.1, no.1.

Turan, F., Allazadeh, M.R., and Wosu, S.N., 2012, "Effects of the Loading Direction on High Strain Rate Behavior of Woven," Journal of Materials Science Research, vol.1, no.2.

Allazadeh, M.R., and Wosu, S.N., 2011, "High Strain Rate Compressive Tests on Wood," Strain, An International Journal for Experimental Mechanics, STRAIN, DOI: 10.111/j.1475-1305.2010.00802.

Allazadeh, M.R., and Wosu, S.N., 2011, "High Strain Rate Compressive Tests on Woven Graphite Epoxy Composites," Applied Composite Materials, vol.18, no.4, pp. 311-325, DOI: 10.1007/s10443-010-9159-6.

Deshmukh, P.V., Wosu, S.N., and Daniel, L., 2008, "Finite Element Modeling Of The Effects Of Delamination Damage On The Natural Frequency," J. ASTM International, vol.5, no.5.

Wosu, S.N., 2007, "Anodic Oxidation of Tantalum in Water and Biological Solutions Using Current Limiting Constant Voltage Method," Journal of Materials Science, vol.42, no.11, pp. 4087-4097.

Wosu, S.N., and Lovell, M., 2007, "Project CARE: The Effect of Enrichment of Academic Performance Improvement (API) Skills on Performances in Math and Science," ASEE Conference, Hawaii.

Ojo, O.B., Wosu, S.N., Onipede, D., and Slaughter, W., 2007, "Effect of Penetrator Size on the Dynamic failure Response of Woven Graphite Epoxy Composites around the critical Perforation Energy," J. ASTM International, vol.4, no.4.

Ojo, O.B., Wosu, S.N., Onipede, D., and Slaughter, W.S., 2007.

Wosu, S.N., and Hoy, D., 2006, "Digital Imaging and Fractographical Analyses of Perforation-Induced Delamination of Laminated Graphite/Epoxy Composite," Journal of Composite Materials, vol.40, no.17, pp. 1577-1602.

Wosu, S.N., and Hoy, D., 2006, "Digital Imaging and Fractographical Analyses of Perforation-Induced Delamination of Laminated Graphite/Epoxy Composite."

Wosu, S.N., 2005, "Determination of inverse electric field strength of Ta1218O5 film produced in biological electrolytes using 18O(p, ¿)15N nuclear analysis," Nuclear Instruments and Methods in Physics Research B, vol.237, no.2005, pp. 631-646.

Wosu, S.N., 2005, "Measurement of Residual Strain of Perforated Woven Graphite Epoxy Composite by Dynamic Raman Spectroscopy," 15th ICCM, Durban, South Africa.

Wosu, S.N., and Lovell, M., 2005, "Pitt Engineering Career Access Program: Building a Pipeline for Success."

Wosu, S.N., Daniel, L., Yang, Z., and Ojo, F., 2005, "Finite Element Modeling of Split Hopkinson Pressure Bar for Perforation of Graphite-epoxy Composite Material," 12th International Conference on Composites Engineering, Tenerife Spain.

Wosu, S.N., Daniel, L., Yang, Z., and Ojo, F., 2005, "Finite Element Modeling of Split Hopkinson Pressure Bar for Perforation of Graphite-epoxy Composite Material," 12th International Conference on Composites Engineering, Tenerife Spain.

Wosu, S.N., Daniel, L., Yang, Z., and Ojo, F., 2005, "Finite Element Modeling of Split Hopkinson Pressure Bar for Perforation of Graphite-epoxy Composite Material."

Wosu, S.N., Hui, D., and Dutta, P.K., 2005, "Dynamic Mixed-Mode I/II Delamination Fracture and Energy Release Rate of Unidirectional Graphite/Epoxy Composites," Engineering Fracture Mechanics, vol.72, no.2005, pp. 1531-1558.

Wosu, S.N., Lovell, M., and Goldbach, R., 2004, "Pitt Engineering Career Access Program: Building a Pipeline for Success through Project CARE," ASEE 2004, Salt Lake City, Utah.

Wosu, S.N., and Hoy, D., 2003, "Perforation Damage Analysis using Digital Imaging Technique," 10th Annual Conference of International Conference on Composite engineering, New Orleans LA.

Wosu, S.N., Hui, D., and Dutta, P.K., 2003, "Dynamic Mode II delamination of Unidirectional graphite/epoxy," Composite Part B, vol.34, pp. 303-316.

Hosur, M.V., Jeelani, S., Vaidya, U.K., Wosu, S.N., and Kelkar, A.D., 2003, "Survivability of Affordable Aircraft Composite Structures, Volume I: Overview and Ballistic Impact Testing of Affordable Woven Carbon/Epoxy Composites."

Hosur, M.V., Jeelani, S., Vaidya, U.K., and Wosu, S.N., 2003, "Survivability of Affordable Aircraft Composite Structures, Volume II: High Strain Rate Characterization of Affordable Woven Carbon/Epoxy Composites."

Ojo, O.B., Wosu, S.N., and Onipede, D., 2003, "Effect of Penetrator Geometry and Size on the Dynamic Behavior of Composite under High Strain Rate Loading," 10th Annual Conference of International Conference on Composite engineering, New Orleans LA.

Wosu, S.N., and Hui, D., 2001, "Characterization of dynamic fracture mode of composite materials by hackle marks linear density," 13th ICCM, Beijing China.

Wosu, S.N., 1999, "Scientific Writing: Getting Published in Refereed Journals, Faculty Guide Post."

Wosu, S.N., and Falster, A., 1999, "Quantitative Fractographic Analysis of Multi-mode Fracture of Graphite/Epoxy Laminate," ICCE/6, B52-56, Orlando FL.

Wosu, S.N., Hui, D., and Czarnecki, G., 1999, "Mode II and Mixed Mode I/II Delamination of Graphite/epoxy Composite under Dynamic Loading Conditions," ICCM/12, Paris, France.

Wosu, S.N., 1997, "Analysis of Fractured Surfaces of Laminated Composites by Optical Reflectivity Method."

Wosu, S.N., 1997, "Dynamic Crack Propagation by High Speed Imaging," Fourth International Conference on Composites Engineering, pp. 741-742, Hawaii.

Wosu, S.N., 1997, "High Strain Perforation and Mixed Mode Delamination of Laminated Composites."

Wosu, S.N., and Czarnecki, G., 1997, "Dynamic Crack Propagation and Perforation of Laminated Composites," Australian Composite Structures Society, ICCM/11, pp. 1153-1161.

Wosu, S.N., 1996, "Hopkinson bar perforation of Laminated graphite/ epoxy composite."

Omojola, J.O., Thibodeaux, L.J., Novitsky, M., and Wosu, S.N., 1996, "Effect Of Thin Layer Caps on Cesium Contaminated Bed Sediment Remediation," Division of Environmental Chemistry Preprints of Extended Abstracts, vol.36, no.1, pp. 161-165.

Sivapuram, S.K., Wosu, S.N., Dutta, P.K., and Hui, D., 1996, "Graphite Epoxy Laminate Penetration at Low Temperatures," International Conference on Composites Engineering, pp. 137-138, New Orleans.

Wosu, S.N., Omojola, J.O., Sivapuram, S.K., and Estephan, Z., 1995, "Characterization of Energy Expenditure of Graphic/ Epoxy by Stress Wave Reflectance," 2nd ICCE Conference, New Orleans.

Wosu, S.N., Omojola, J.O., Sivapuram, S.K., and Estephan, Z., 1995, "Investigation of Interface Effects in Perforation of Laminated composites," Society of Engineering Conference, New Orleans.

Lewis, J., Wosu, S.N., and Omojola, J., 1995, "Prediction of Ballistic Limit of Graphite/Epoxy Laminates," Society of Engineering Conference, New Orleans.

Wosu, S.N., Dutta, P.K., and Hui, D., 1994, "Characterization of Composite Materials By Vertical Dynamic Hopkinson Bar," 1994 Engineering Systems Design and Analysis Conference, London.

Wosu, S.N., Dutta, P.K., and Hui, D., 1994, "Stress Wave Propagation in Rocks and Unconsolidated Soil Samples by Vertical Dynamic Hopkinson bar," International Conference on Composites Engineering, pp. 373-374, New Orleans.

Smith, D.H., Wosu, S.N., and Johnson, G.K., 1992, "Morphologies of emulsions of conjugate phase pairs of amphiphile/oil/water," Langmuir, vol.81, no.4.

Wosu, S.N., 1991, "Assessment of Nuclear Reaction Analysis for the measurement of O18 Concentration in Organic Samples," Nuclear Instruments and Methods in Physics Research, vol.62, no.B, p. 147.

Wosu, S.N., 1989, "Analysis of Ta2O5 Films Prepared in Biological Solutions by Nuclear Reactions," Bull. Amer. Phys. Soc., vol.33, no.8, p. 1736.

Wosu, S.N., Fischbeck, H.J., and Menzie, D.E., 1989, "Measurement of Oil Reservoir Dispersivity by Nuclear Reaction Analysis," Nuclear Instruments and Methods in Physics Research, no.B40/41, p. 857.

1989, "Assessment of O18 Enriched Water as a Marker of Total Body Water," Nuclear Instruments and Methods in Physics Research, no.B40/41, p. 833.

Deshmukh, P.V., Wosu, S.N., and Daniel, L., "Finite Element Modeling Of The Effects Of Delamination Damage On The Natural Frequency."

Wosu, S.N., and Dutta, P.K., 1993, "Design of Vertical Dynamic Impact Meter (VDIM) (patent pending)."