Technical Presentations

Invited Talks

  • Thermal and Mechanical Integrity of PbTe-Based Nanostructured Thermoelectric Materials, USA-China Symposium on Energy, 252nd ACS National Meeting, Philadelphia PA, August 21-25, 2016.
  • Thermomechanical Reliability of Thermoelectric Materials, Department of Physics, Morgan State University, Baltimore, MD, Apr. 2015.
  • Spiral Notch Torsion Test: a Unique Fracture Toughness Measurement Technique, Beijing, China, May 2014.

Technical Presentations

  • Mohammad Sahlabadi, Yao Zhao, Harold Lee, Fei Ren, and Parsaoran Hutapea, “Polydopamine Coating for Thermal Insulation of Shape Memory Alloy Wires”, ASME 2016 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, Stowe, VT, September 28-30, 2016.
  • Yanli Wang, Fei Ren, Yong Chae Lim, Jian Chen, Maan Jawad, and Zhili Feng, “Design and Testing of Steel-Concrete Composite Vessel for Stationary High-Pressure Hydrogen Storage”, 2016 International Hydrogen Conference, Moran, WY, September 11-14, 2016.
  • Yanli Wang, Fei Ren, Yong Chae Lim, Maan Jawad, and Zhili Feng, “Steel-Concrete Composite Vessel for Stationary High-Pressure Hydrogen Storage”, 2016 Pressure Vessels & Piping Conference, Vancouver, BC, Canada, July 17-21, 2016.
  • Mohammad Sahlabadi, Yao Zhao, Fei Ren, Parsaoran Hutapea, “Polydopamine based insulating coating for shape memory alloy biomedical devices”, Summer Biomechanics, Bioengineering, and Biotransport Conference, National Harbor, MD, June 29 – July 2, 2016.
  • Fei Ren, Robert Schmidt, Eldon Case, Jong K. Keum, Bosen Qian, and Ke An, “Neutron scattering study of temperature-induced nanostructural evolution in PbTe-PbS thermoelectric material”, 2016 International Conference on Thermoelectricity, Wuhan, China, May 29 – June 2, 2016.
  • Li, L. Frazer, M. Hajfathalian, E, Menumerov, J. Chen, D. Dikin, K. Chen, S. Neretina, E. Borguet, and F. Ren, “Thermoelectric effect in nature inspired polymer thin films”, 2015 MRS Fall Meeting, Boston, MA, USA, Nov. 29 – Dec. 4, 2015.
  • Ren, P. Menchnofer, J. Kiggans, and H. Wang, “Development of miniature thermoelectric devices from powder processed thermoelectric fibers”, 2015 International Conference on Thermoelectrics, Dresden, Germany, Jun. 28 – July 2, 2015.
  • Li, E. Mirizio, S. Rajasimhan, B. Qian, S. Baranowitz, M.F. Kiani, and F. Ren, “Evaluation of temperature dependent electrical properties for hydrated natural melanins”, 2014 ASCB/IFCB Meeting, Philadelphia, PA, USA, Dec. 6 – 10, 2014.
  • Xia, Y. Gao, T. Li, F. Ren, and H. Wang, “Deformation and failure analysis of pinch-torsion based thermal runaway risk evaluation method of Li-ion cells”, 51st Annual Technical Meeting of the Society of Engineering Science, October 1-3, 2014 , West Lafayette, IN, USA.
  • Qian, H. Li, and F. Ren, “Transverse Thermoelectrics: – Theory, Simulation, and Potential Applications”, 2014 MRS Fall Meeting, Boston, MA, USA, Nov. 30 – Dec. 5, 2014.
  • Ren, R. D. Schmidt, E. D. Case, and K. An, “High Temperature Neutron Diffraction Study of Nanostructured Pb-Te-Sn-S Thermoelectric Materials”, 2014 International Conference on Thermoelectrics, Nashville, TN, USA, July 6-10, 2014.
  • Yanli Wang, Yong Chae Lim, Fei Ren, Wei Zhang, Maan Jawad, Fariborz Vossoughi and Zhili Feng, “Steel-Concrete Composite Vessel for Stationary High-Pressure Hydrogen Storage”, ASME 8th International Conference on Energy Sustainability/12th Fuel Cell Science, Engineering and Technology Conference, Boston, MA, June 30 – July 2, 2014.
  • Che-Nan Sun, Thomas A. Zawodzinski, Fei Ren, Jong Kahk Keum, and Jihua Chen, “Nanostructure-Driven Ion Transport in PCBM-Based Polymer Electrolytes”, 225th ECS Meeting, Orlando, FL, May 11-16, 2014.
  • Che-Nan Sun, Thomas A. Zawodzinski, Fei Ren, Jong Kahk Keum, and Jihua Chen, “Lithium Conducting, Polar-Polar Polymer Blend Electrolytes with Systematically Varied Mechanical Properties and Ion Conductivity”, 225th ECS Meeting, Orlando, FL, May 11-16, 2014.
  • Hsin Wang, Paul A. Menchhofer, Jim Kiggans, and Fei Ren, “Improving Mechanical Properties of Thermoelectric Materials by Incorporating Carbon Nanotubes, 2013 MRS Fall Meeting, Boston, MA, Dec. 1– 6, 2013.
  • Ren, R. Schmidt, E. Case, J. Ni, and K. An, “High temperature microstructural and mechanical study of novel thermoelectric materials” Materials Science and Technology 2013 Conference, Montreal, Quebec Canada, October 27-31, 2013.
  • Ren, Y. Liu, H. Wang, and J-A. Wang, “Development of an erosion/corrosion protocol to evaluate the behavior of casing materials”, 2012 MRS Fall Meeting, Boston, MA, Nov. 25 – 30, 2012.
  • Jiang, J-A. Wang, and F. Ren, “Integrity Study of ACSR and ACSS Two Stage Splice Connectors at High Operation Temperatures”, ASME 2012 International Mechanical Engineering Congress & Exposition, Houston, TX, November 9-15, 2012.
  • Zhang, F. Ren, Z. Feng, J. Wang, H. Y. Song, S. S. Babu, M. Boring, L. Hayden, and J. Merrit, “Microstructure of High-Strength Pipeline Steel Welds and their Resistance to Hydrogen Embrittlement”, 9th International Pipeline Conference, Calgary, Alberta Canada, September 24-28, 2012.
  • Zhang, F. Ren, Z. Feng, and J-A. Wang, “Design analysis of steel concrete composite vessel for stationary storage of high-pressure hydrogen”, 2012 International Hydrogen Conference, Moran, Wyoming, September 9-12, 2012.
  • J-A Wang, F. Ren, and T. Tan, “Spiral Notch Torsion Test for Determining Fracture Toughness of Structural Materials”, ASME 2012 Pressure Vessels and Piping Conference, Toronto, Canada, July 15-19, 2012.
  • Ren, J-A. Wang, Y, Liu, and H. Wang, “Development of a Pulsed Pressure-Based Technique for Cavitation Damage Study”, 8th International Symposia on Cavitation, Singapore, August 14-16, 2012.
  • Voisin, F. Ren, H. Z. Bilheux, J-A Wang, and B. P. DiPaolo, “Neutron Imaging of Ultra High Performance Concrete”, American Conference on Neutron Scattering, Washington DC, June 24-28, 2012.
  • Tan, J-A. Wang, F. Ren, E. Lara-Curzio, P. Agastra, J. Mandell, W. D. Bertelsen, and C. M. LaFrance, “Study of Fracture Behavior of Epoxy and Composite Materials for Wind Turbine Blades Using Spiral Notch Torsion Test”, 2012 Windpower Conferences and Exhibition, Atlanta, GA, June 3 – 6, 2012.
  • J-A. Wang, F. Ren, T. Tan, E. Lara-Curzio, P. Agastra, J. Mandell, W. D. Bertelsen, and C. M. LaFrance, “Spiral notch torsion test for fracture behavior evaluation of polymeric composite materials for wind turbine applications”, Materials Challenges in Alternative and Renewable Energy, Clearwater, FL, February 26 – March 1, 2012.
  • J-A. Wang, F. Ren, H. Jiang, E. Lara-Curzio, D. Lee, T. King, J. Chan, G. Sibilant, and J. Graziano, “Evaluation and improvement of conductor connectors for electrical power transmission system”, Materials Challenges in Alternative and Renewable Energy, Clearwater, FL, February 26 – March 1, 2012.
  • Zhang, Z. Feng, F. Ren, J-A Wang, and L. Anovitz, “Susceptibility of Carbon Steel Welds to Hydrogen Embrittlement”, FABTECH 2011 – AWS Professional Program, Nov. 13, 2011
  • Ren, J. A. Wang, T. Tan, E. Lara-Curzio, P. Agastra, J. Mandell, W. D. Bertelsen , and C. M. LaFrance, “Fracture study of polymer and polymeric composite materials using the spiral notch torsion test”, Materials Science and Technology 2011 Conference, Columbus, OH, October 16-20, 2011.
  • Fan, E. D. Case, F. Ren, Y. Shu, M. J. Baumann, “Mechanical reliability study on porous brittle materials”, Materials Science and Technology 2011 Conference, Columbus, OH. October 16-20, 2011.
  • John Jy-An Wang, Fei Ren, Edgar Lara-Curzio, Pancasatya Agastra , John Mandell, Williams D. Bertelsen, and Carl M. LaFrance, “Fracture behavior of polymer polymeric composite materials under mixed mode loading using the spiral notch torsion test”, 6th International Conference on Fracture of Polymers, Composites and Adhesives, Les Diablerets, Switzerland, Sep. 11-15 2011.
  • Ren, C. Mattus, J. A. Wang, and B. DiPaolo, “Microstructural characterization of UHPC materials subject to impact testing and heating”, The 2nd Advances in Cement-based Materials Conference, Nashville, TN, July 24-26, 2011.
  • John Jy-An Wang, Fei Ren, Wei Zhang , Zhili Feng, Lawrence Anovitz, Zhe Chen, and Hanbing Xu, “Study of the Effect of Welding on the Fracture Behavior of 4340 Steel Using Spiral Notch Torsion Test (SNTT)”, ASME 2011 Pressure Vessels and Piping Conference, Baltimore, MD, July 17-21, 2011.
  • Fan, F. Ren, E.D. Case, Y. Shu, and M.J. Baumann, “Weibull analysis of biaxial flexural strength of polycrystalline hydroxyapatite”, 2010 MRS Fall Meeting, Boston, MA, Nov. 29 – Dec. 3, 2010.
  • R. Hubbard, J. E. Schmidlin, M. Klug, S. Van De Carr, Z. Feng, F. Ren, W. Zhang, “Dissimilar Metal Weld Residual Stress Mappings by Neutron and X-ray Diffraction and Incremental Hole Drilling Methods”, Residual Stress Summit, Tahoe City, CA, Oct. 26 – 29, 2010.
  • Ren, J-A. Wang, and Bill Bertelsen, “Fracture behavior study of polymeric materials for wind turbine blades using the spiral notch torsion test”, Materials Science and Technology 2010 Conference, Houston, TX, October 17-21, 2010.
  • J-A. Wang, F. Ren, and H. Wang, “Cavitation damage study via a novel repetitive pressure pulse approach”, ASME 2010 Pressure Vessels and Piping Conferences, Bellevue, FL, July 18 – 22, 2010.
  • Chang Liu, Fei Ren, Hsin Wang, Eldon Case, Donald Morelli, “Solid-state synthesis and some properties of magnesium-doped copper aluminum oxides”, 2009 MRS Fall Meeting, Boston, MA, Nov. 30 – Dec. 4, 2009.
  • Fei Ren, Eldon D. Case, Mahlet Tafesse, Andrew Morrison, Melissa J. Baumann, “Biaxial flexure strength and Weibull analysis of engineered hydroxyapatite”, 33rd International Conference & Exposition on Advanced Ceramics and Composites, Daytona Beach, FL, January 18 – 23, 2009.
  • E. Ni, F. Ren, E. D. Case, M. Kanatzids, S. Girard, Ed Timm, C.Wu, T. P. Hogan, “Mechanical properties of thermoelectric materials PbTe-PbS and Lead-Antimony-Silver-Tellurium”, Materials Science and Technology 2009 Conference, Pittsburgh, PA, October 25-29, 2009.
  • D. Schmidt, J. E. Ni, F. Ren, E. D. Case, J. S. Sakamoto, D. C. Kleinow, E. J. Timm, “Powder Processing and Mechanical Properties of n- and p-type skutterudites”, Materials Science and Technology 2009 Conference, Pittsburgh, PA, October 25-29, 2009.
  • Q. Morrison, R. Fei, E. D. Case, T. J. Hendricks, C. Cauchy, J. Barnard, “Elastic modulus and biaxial fracture strength of thermally fatigued hot pressed LAST and LASTT thermoelectric materials”, Materials Science and Technology 2009 Conference, Pittsburgh, PA, October 25-29, 2009.
  • Fan, F. Ren, E. D. Case, R. J. Friederichs, M. J. Baumann, “The effect of indentation-induced microcracks on the elastic modulus of hydroxyapatite”, Materials Science and Technology 2009 Conference, Pittsburgh, PA, October 25-29, 2009.
  • P. Hogan, C.-I Wu, J. D’Angelo, N. Matchanov, M. Farhan, M. Khan, F. Ren, B. D. Hall, J. E. Ni, E. D. Case, E. Timm, H. Schock, J. Sootsman, S. Girard, M. G. Kanatzidis, “Thermoelectric Generators Made with Novel Lead Telluride Based Materials,” Materials Research Society Spring meeting, San Francisco, CA, April 2009.
  • Fei Ren, Eldon D. Case, Melissa J. Baumann, Andrew Q. Morrison, “Young’s modulus, shear modulus and Poisson’s ratio as a function of porosity for alumina and hydroxyapatite”, Materials Science and Technology 2008 Conference, Pittsburgh, PA, October 5-9, 2008.
  • Fei Ren, Bradley D. Hall, Eldon D. Case, Edward J. Timm, Rosa M. Trejo, and Edgar Lara-Curzio, “Thermal expansion behaviors of LAST and LASTT thermoelectric materials as a function of temperature”, Materials Science and Technology 2008 Conference, Pittsburgh, PA, October 5-9, 2008.
  • Jennifer E. Ni, Fei Ren, Eldon. Case, Rosa M. Trejo, Edgar Lara-Curzio, “Effect of porosity on the mechanical properties of Lead-Antimony-Silver-Tellurium (LAST) thermoelectric materials”, Materials Science and Technology 2008 Conference, Pittsburgh, PA, October 5-9, 2008.
  • Chang Liu, Fei Ren, Don Morelli, Eldon Case, Bradley Hall, Hsin Wang, “Thermoelectric and mechanical properties of polycrystalline copper aluminate”, Materials Science and Technology 2008 Conference, Pittsburgh, PA, October 5-9, 2008.
  • Fei Ren, Bradley D. Hall, Jennifer E. Ni, Eldon D. Case, Joe Sootsman, Mercouri G. Kanatzidis, Edgar Lara-curzio, Rosa M. Trejo, Edward J. Timm, “Mechanical characterization of PbTe-based thermoelectric materials”, 2007 MRS Fall Meeting, Boston, MA, November 26-30, 2007.
  • Ren, J. E. N, E. D. Case, J Sootsman, M. G. Kanatzidis, E. Lara-curzio, R. M. Trejo, “Elastic moduli of lead telluride as a function of temperature”, poster, 2007 MRS Fall Meeting, Boston, MA, November 26-30, 2007.
  • D’Angelo, E. Timm, F. Ren, B. D. Hall, E. D. Case, H. Schock, M. Kanatzidis, T. P. Hogan, “Electrical Contact Fabrication and Measurements of Metals and Alloys to Thermoelectric Materials”, 2007 MRS Fall Meeting, Boston, MA, November 26-30, 2007.
  • Wu, E. J. Timm, F. Ren, B. D. Hall, J. E. Ni, A. Downey, J. J. D’Angelo, J. Short, H. J. Schock, E. D. Case, J. Sootsman, M. Han, M. Kanatzidis, D. Chung, T. P. Hogan, “Study on the fabrication and characterization of LAST and LASTT based thermoelectric generators2007 MRS Fall Meeting, Boston, MA, November 26-30, 2007.
  • Fei Ren, Jennifer E. Ni, Eldon D. Case, Rosa M. Trejo, Edgar Lara-Curzio, and Edward J. Timm, “Temperature dependence of elastic moduli of LAST/LAST-T thermoelectric materials”, Materials Science and Technology 2007 Conference, Detroit, MI, September 16-20, 2007.
  • Fei Ren, Bradley D. Hall, Jennifer E. Ni, Eldon D. Case, Edward J. Timm and Harold J. Schock, “Mechanical properties of LAST (Lead-Antimony-Silver-Tellurium) thermoelectric materials fabricated via slow-cool casting”, Materials Science and Technology 2007 Conference, Detroit, MI, September 16-20, 2007.
  • Fei Ren and Eldon D. Case, “Aggregate elastic moduli of trigonal polycrystalline tellurium”, poster, Materials Science and Technology 2007 Conference, Detroit, MI, September 16-20, 2007.
  • Jennifer E. Ni, Fei Ren, Eldon D. Case, Rosa M. Trejo, Amit Shyam, Edgar Lara-Curzio, and Edward J. Timm, “Effect of Thermal Fatigue on the Mechanical Properties of Lead-Antimony-Silver-Tellurium (LAST) Thermoelectric Materials”, Materials Science and Technology 2007 Conference, Detroit, MI, September 16-20, 2007.
  • Bradley D. Hall, Fei Ren, Jason R. Johnson, Eldon D. Case, “SEM, X-Ray Diffraction, and BET Analysis of Dry and Wet Milled Lead-Antimony-Silver-Tellurium (LAST) thermoelectric materials”, Materials Science and Technology 2007 Conference, Detroit, MI, September 16-20, 2007.
  • Ren, B. D. Hall, E. D. Case, E. J. Timm and H. J. Schock, “Compositional dependence of Vickers hardness on composition for cast Lead-Antimony-Silver-Tellurium thermoelectric materials”, poster, 31st International Cocoa Beach Conference on Advanced Ceramics and Composites, Daytona Beach, FL, January 21-26, 2007.
  • Ren, E. D. Case, E. J. Timm and H. J. Schock, “Biaxial Strength and Weibull Modulus of a Cast Silver-Tin-Antimony-Doped Lead Telluride Thermoelectric Material”, Materials Science and Technology 2006 Conference, Cincinnati, OH, October 15-19, 2006.
  • Ren, A. L. Pilchak, S. A. Schroeder, J. R. Johnson, E. D. Case, E. J. Timm and H. J. Schock, “Particle Size Reduction of LAST Thermoelectrics Powders by Planetary Ball Milling”, Materials Science and Technology 2006 Conference, Cincinnati, OH, October 15-19, 2006.
  • Ren, B. D. Hall, E. D. Case, E. J. Timm and H. J. Schock, “Compositional Dependence of Hardness and Elastic Modulus of LAST Thermoelectric Materials via Indentation”, Materials Science and Technology 2006 Conference, Cincinnati, OH, October 15-19, 2006.
  • L. Pilchak, F. Ren, and E. D. Case, “Preparation of LAST thermoelectric powders by planetary ball milling”, 2006 TMS Annual Meeting, San Antonio, TX, March 12-16, 2006.
  • Ren, I.O. Smith, M.J. Baumann, and E.D. Case, “Microstructure Study of Porous Hydroxyapatite using Confocal Laser Scanning Microscopy”, Materials Science and Technology, Pittsburgh, PA, Sep. 2005.
  • Ren and E. D. Case, “Tensile Strength of Porous Monolithic Alumina and Alumina/Zirconia Particulate Composites”, Materials Science and Technology, Pittsburgh, PA, Sep. 2005.
  • O. Smith, F. Ren, M.J. Baumann, E.D. Case, “Imaging of cortical and cancellous bone pore structure using two types of laser scanning confocal microscopy (LSCM)”, Materials Science and Technology, Pittsburgh, PA, Sep. 2005.
  • Ren, I. O. Smith, M. J. Baumann, E.D. Case, “Three-Dimensional Microstructural Study of Porous Hydroxyapatite Using Laser Scanning Confocal Microscopy”, the 107th Annual Meeting of the American Ceramic Society, Baltimore, MD, April, 2005.
  • O. Smith, F. Ren, M. J. Baumann, E.D. Case, “Characteristics of Cortical and Cancellous Canine Bone, Observed using Laser Scanning Confocal Microscopy”, the 107th Annual Meeting of the American Ceramic Society, Baltimore, MD, April, 2005.
  • D. Case, F. Ren and E. E. Dams, “Fabricating composition gradients in ceramic/ceramic composites by utilizing the Brazil-Nut Effect to segregate powder particles, Fifth International Conference on High Temperature Ceramic Matrix Composites, Seattle, WA, September, 2004.
  • Ren and E. D. Case, “Tensile strength of partially sintered alumina/zirconia composites using diametral compression testing, Fifth International Conference on High Temperature Ceramic Matrix Composites, Seattle, WA, September, 2004.
  • Ren and E. D. Case, “Tensile strength of partially sintered alumina/zirconia composites using diametral compression testing”, the 106th Annual Meeting of the American Ceramic Society, Indianapolis, IN, April, 2004.
  • D. Case, F. Ren and E. Dams, “Utilizing the Brazil-nut effect: segregation of particles by vibrational migration”, the 106th Annual Meeting of the American Ceramic Society, Indianapolis, IN, April, 2004.
  • W. Shin, E. D. Case, F. Ren, P. Kwon and C. K. Kok, “Machining and joining to form complex internal meso-scale channels in ceramic oxides”, Cocoa Beach Advanced Composites Meeting, Engineering Ceramics Division of the American Ceramic Society, Cocoa Beach, FL, January 2003.