פרסומים ופטנטים
Publications
Nanotechnology and nanomaterials

  1. Greenfeld, I., "Effect of Polymer Matrix Structure on Mechanical Properties of Electrospun Nanofibers," PhD research proposal, Technion – Israel Institute of Technology, Haifa, 2009.

  2. Greenfeld, I.; Arinstein, A.; Fezzaa, K.; Rafailovich, M. H.; Zussman, E., "Polymer dynamics in semidilute solution during electrospinning: A simple model and experimental observations," Physical Review E 2011, 84, (4), 041806.

  3. Greenfeld, I.; Fezzaa, K.; Rafailovich, M. H.; Zussman, E., "Fast X-ray Phase-Contrast Imaging of Electrospinning Polymer Jets: Measurements of Radius, Velocity, and Concentration," Macromolecules 2012, 45, (8), 3616-3626.
  4. Camposeo, A.,* I. Greenfeld,* F. Tantussi, S. Pagliara, M. Moffa, F. Fuso, M. Allegrini, E. Zussman, and D. Pisignano, "Local mechanical properties of electrospun fibers correlate to their internal nanostructure," Nano Letters, 2013. 13(11):  056−5062.3. *equal contributors.
  5. Camposeo A,* Greenfeld I,* Tantussi F, Moffa M, Fuso F, Allegrini M, et al, "Conformational evolution of elongated polymer solutions tailors the polarization of light-emission from organic nanofibers," Macromolecules 2014, 47(14): 4704−4710. *equal contributors
  6. Greenfeld, I; Zussman, E, "Polymer entanglement loss in extensional flow: evidence from electrospun short nanofibers," Journal of Polymer Science Part B-Polymer Physics, 2013.51, (18), 1377–1391.
  7. I. Greenfeld, "Polymer network dynamics during electrospinning and its effect on the fibers nanostructure," PhD thesis, Technion – Israel Institute of Technology, Haifa, 2013.

  8. Greenfeld I, Zussman E. "Polymer Network Dynamics during Electrospinning: Random Walk Simulation," In: Mitchell GR (ed). Electrospinning: Principles, Practice and Possibilities, The Royal Society of Chemistry, 2015, 71-99.

  9. Greenfeld I, Zussman E. "Controlling the Nanostructure of Electrospun Polmeric Fibers," In: Macagnano A, Zampetti E, Kny E (eds), Electrospinning for High Performance Sensors, Springer International Publishing, 2015, 35-64.

  10. Greenfeld I, Wagner HD, "Nanocomposite toughness, strength and stiffness - the role of filler geometry," Nanocomposites 2015, (1), 3-17.

  11. Yang L,* Greenfeld I,* Wagner HD. Toughness of carbon nanotubes conforms to classic fracture mechanics. Science Advances, 2016 (2) 1-8. *equal contributors

  12. Greenfeld I, Sui XM, Wagner HD. Stiffness, Strength, and Toughness of Electrospun Nanofibers: Effect of Flow-Induced Molecular Orientation. Macromolecules, 2016 (49), 6518-6530.

  13. Sui XM, Greenfeld I, Cohen H, Zhang XH, Li QW, Wagner HD. Multilevel composite using carbon nanotube fibers (CNTF). Composites Science and Technology 137, 35-43 (2016).

  14. Greenfeld I, Zhang WY, Sui XM, Wagner HD. Intermittent beading in fiber composites. Composites Science and Technology 160, 21-31 (2018).

  15. Greenfeld I, Rodricks CW, Sui XM, Wagner D. Beaded fiber composites-Stiffness and strength modeling. Journal of the Mechanics and Physics of Solids 125, 384-400 (2019).

  16. Sui XM, Tiwari, M. , Greenfeld, I., Khalfin, R. L. , Meeuw, H. , Fiedler, B. , Wagner, H. D. Extreme scale-dependent tensile properties of epoxy fibers. eXPRESS Polymer Letters 13, 993–1003 (2019).

  17. Greenfeld, I., Kellersztein, I., Wagner, H.D. Nested helicoids in biological microstructures. Nat Commun 11, 1-12 (2020).

  18. Nissenbaum, A., Greenfeld, I. ,Wagner,  H.D. Shape memory polyurethane - Amorphous molecular mechanism during fixation and recovery. Polymer 190, 1-10 (2020).

  19. Goldberg, O., Greenfeld, I. and Wagner, H.D. Effcient Toughening of Short-Fiber Composites Using Weak Magnetic Fields. Materials 13, 1-19 (2020).

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