Mehrdad Negahban

Mehrdad Negahban

Mehrdad Negahban
Contact Information:
W311 NH
Lincoln: City Campus
(402) 472-2397
mnegahban@unl.edu
Email   

Professor - U.S. Director of Advanced Mechanics and Materials Engineering International Laboratory (AMME-International)
Academic Degrees
  • Ph.D. (1988): University of Michigan, Applied Mechanics, Ann Arbor, Michigan
  • M.S.E. (1984): University of Michigan, Applied Mechanics, Ann Arbor, Michigan
  • B.S. (1982): Iowa State University of Science and Technology, Mechanical Engineering, Ames, Iowa
Areas of Research and Professional Interest
  • Theoretical, computational, and experimental studies to characterize large deformation thermo-mechanical response of materials, in particular polymers.
  • Simulation of the effects of crystallization on the mechanical behavior of polymers under large deformations.
  • The study of the effects of crystallization on failure and the redistribution of stress in polymer matrix composites. Simulation of the manufacturing of thin film extruded polymers.
  • Experimental investigation and theoretical modeling of large plastic forming and shape recovery in amorphous polymers.
  • 3D printing with stereo lithography: Controlling property variation and optimizing property distribution.

Courses Taught


Experience

Recent Graduates:

  • Zhong  Chen, Ph.D., "Optimal Grading for Strength and Functionality of Parts Made of  Interpenetrating Polymer Networks: Load Capacity Enhancement," University of Nebraska-Lincoln, Lincoln, Nebraska, August, 2017.

  • Evan Schwahn,  M.S., "Using Controlled Curing in a Custom Stereolithography-based 3D Printing  Machine to Obtain Graded Property Variations," University of Nebraska-Lincoln, Lincoln, Nebraska, August, 2015.

  • Lili Zhang, Ph.D., "Propogation of thermo-mechanical waves in deforming nonlinear viscoelastic bodies," University of Nebraska-Lincoln, Lincoln, Nebraska, August, 2013.
  • Lena Butterfield (with Li Tan), M.S., "Developing and characterizing a rapid prototyping stereo-lithography machine to produce interpenetrating polymer network systems," University of Nebraska-Lincoln, Lincoln, Nebraska, August, 2013.
  • Emilie Bobo, M.S., "Development of a controllable polymer system using interpenetrating networks," University of Nebraska-Lincoln, Lincoln, Nebraska, August, 2013.
  • Jonathan M. Hein, M.S., "Ultrasonic and stereo-optical characterization techniques for applications in mechanical testing," University of Nebraska-Lincoln, Lincoln, Nebraska, December, 2011.
  • Ke Yu, M.S., "Generic strategies to implement material grading in finite element methods for isotropic and anisotropic materials," University of Nebraska-Lincoln, Lincoln, Nebraska, December, 2011.
  • Charles Landais, M.S., "Ultrasonic methods for the characterization of complex materials and material systems: Polymers, structured polymers, soft tissue and bone," University of Nebraska-Lincoln, Lincoln, Nebraska, May, 2011.
  • Shawn E. Meagher, M.S., "Anomalous loss of toughness of work toughened polycarbonate," University of Nebraska-Lincoln, Lincoln, Nebraska, December, 201o.
  • Quentin Fichot, "Characterization, modeling, and consequences of the development during plastic flow of large anisotropy in the wave speeds," University of Nebraska-Lincoln, Lincoln, Nebraska, December, 201o.
  • Ashwani Kumar Goel, Ph.D., "Large deformation thermodynamically consistent constitutive model for glassy polymers," University of Nebraska-Lincoln, Lincoln, Nebraska, December, 2009.
  • Pierre Delabarre (with Jean-Marc Saiter), Master M2, Materials Engineering (CEMPI), "The Characterization of polycarbonate by DMA and other mechanical testing," University of Rouen, Rouen, France, September, 2004.
  • Kyle Wayne Strabala, "The Effects of Combined Compression and Aging on the Properties of Glassy Polycarbonate," MS, Engineering Mechanics, University of Nebraska-Lincoln, August, 2009.
  • Kyle Wayne Strabala, "The Effects of Combined Compression and Aging on the Properties of Glassy Polycarbonate," MS, Materials Engineering, University of Rouen, Rouen, France, August, 2009.
  • Cline Hayot, "Viscoelastic properties of the cell walls of Arabidopsis thaliana using nanoindentation," MS, Engineering Mechanics, University of Nebraska-Lincoln, August, 2009.
  • Cline Hayot, "Viscoelastic properties of the cell walls of Arabidopsis thaliana using nanoindentation," MS, Materials Engineering, University of Rouen, Rouen, France, August, 2009.
  • Ruojuan Ma, Ph.D., now with Visteon. Thesis: "A study of the influence of uniform crystallization on the mechanical response of polymers and polymer-matrix composites"
  • Juliet Dauphin, "Crystallization studies in PET"-University of Rouen, France.
  • Philippe Dos Santos Claro, "Crystallization in PET during ransient thermal loading" - University of Rouen, France.

Selected Publications


Full list at: Negahban Group

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