All Stories

  1. Mechanical properties of natural fiber composites produced using dynamic sheet former

    Article • Wood Material Science and Engineering, June 2018, Taylor & Francis

    Professor Roberts Joffe

  2. Ultrahigh molecular weight polyethylene/graphene oxide nanocomposites: Wear characterization and biological response to wear particles

    Article • Journal of Biomedical Materials Research Part B Applied Biomaterials, December 2016, Wiley

    Professor Roberts Joffe

  3. Bio-based composites affected by moisture

    Article • Polymer Composites, April 2014, Wiley

    Professor Roberts Joffe

  4. Service life assessment and moisture influence on bio-based composites

    Article • Journal of Materials Science, April 2014, Springer Science + Business Media

    Professor Roberts Joffe

  5. Mechanical Characterization and Properties of Cellulose Fibers

    Article • March 2014, World Scientific Pub Co Pte Lt

    Professor Roberts Joffe

  6. Strength of cellulosic fiber/starch acetate composites with variable fiber and plasticizer content

    Article • Journal of Composite Materials, March 2014, SAGE Publications

    Professor Roberts Joffe

  7. Service life assessment and moisture influence on bio-based thermosetting resins

    Article • Journal of Materials Science, February 2014, Springer Science + Business Media

    Professor Roberts Joffe

  8. 7th EEIGM International Conference on Advanced Materials Research

    Article • IOP Conference Series Materials Science and Engineering, December 2013, Institute of Physics Publishing

    Professor Roberts Joffe

  9. Development of constitutive model for composites exhibiting time dependent properties

    Article • IOP Conference Series Materials Science and Engineering, December 2013, Institute of Physics Publishing

    Professor Roberts Joffe

  10. Moisture uptake and resulting mechanical response of biobased composites. I. constituents

    Article • Polymer Composites, November 2013, Wiley

    Professor Roberts Joffe

  11. Design and characterization of cellulose fibers with hierarchical structure for polymer reinforcement

    Article • Cellulose, September 2013, Springer Science + Business Media

    Professor Roberts Joffe

  12. Enhanced thermal stability and flame retarding properties of recycled polyethylene based wood composites via addition of polyethylene/nanoclay masterbatch

    Article • Plastics Rubber and Composites Macromolecular Engineering, July 2013, Taylor & Francis

    Professor Roberts Joffe

  13. Mechanical characterization and application of Weibull statistics to the strength of softwood lignin-based carbon fibers

    Article • Journal of Applied Polymer Science, June 2013, Wiley

    Professor Roberts Joffe

  14. Development of polyethylene/nanoclay masterbatch for use in wood–plastic composites

    Article • Plastics Rubber and Composites Macromolecular Engineering, May 2013, Maney Publishing

    Professor Roberts Joffe

  15. Characterization and Analysis of Time Dependent Behavior of Bio-Based Composites Made Out of Highly Non-Linear Constituents

    Article • January 2013, Springer Science + Business Media

    Professor Roberts Joffe

  16. Nonlinear Behavior of Natural Fiber/Bio-Based Matrix Composites

    Article • January 2013, Springer Science + Business Media

    Professor Roberts Joffe

  17. Evaluation of the apparent interfacial shear strength in short-flax-fiber/PP composites

    Article • Mechanics of Composite Materials, October 2012, Springer Science + Business Media

    Professor Roberts Joffe

  18. Mechanical damage characteristics of elementary hemp fibers and scale effect of fiber strength

    Article • June 2012, WITPRESS LTD.

    Professor Roberts Joffe

  19. Non-linear behaviour of PLA based flax composites

    Article • Plastics Rubber and Composites Macromolecular Engineering, March 2012, Taylor & Francis

    Professor Roberts Joffe

  20. Characterization and modeling of performance of Polymer Composites Reinforced with Highly Non-Linear Cellulosic Fibers

    Article • IOP Conference Series Materials Science and Engineering, February 2012, Institute of Physics Publishing

    Professor Roberts Joffe

  21. Scale effect of the tensile strength of flax-fabric-reinforced polymer composites

    Article • Journal of Reinforced Plastics and Composites, December 2011, SAGE Publications

    Professor Roberts Joffe

  22. The moisture and temperature effect on mechanical performance of flax/starch composites in quasi-static tension

    Article • Polymer Composites, November 2011, Wiley

    Professor Roberts Joffe

  23. Time-dependent behavior of flax/starch composites

    Article • Mechanics of Time-Dependent Materials, October 2011, Springer Science + Business Media

    Professor Roberts Joffe

  24. Evaluation of interfacial shear strength by tensile tests of impregnated flax fiber yarns

    Article • Journal of Composite Materials, September 2011, SAGE Publications

    Professor Roberts Joffe

  25. Estimation of the tensile strength of an oriented flax fiber-reinforced polymer composite

    Article • Composites Part A Applied Science and Manufacturing, September 2011, Elsevier

    Professor Roberts Joffe

  26. Modeling the effect of reinforcement discontinuity on the tensile strength of UD flax fiber composites

    Article • Journal of Materials Science, August 2011, Springer Science + Business Media

    Professor Roberts Joffe

  27. Short cellulosic fiber/starch acetate composites — micromechanical modeling of Young’s modulus

    Article • Journal of Composite Materials, April 2011, SAGE Publications

    Professor Roberts Joffe

  28. Analysis of Wind Influence to Radio Astronomy Observations at Irbene Radio-telescope Complex

    Article • Scientific Journal of Riga Technical University Environmental and Climate Technologies, January 2011, De Gruyter

    Professor Roberts Joffe

  29. Experimental Study of Fiber Length and Orientation in Injection Molded Natural Fiber/Starch Acetate Composites

    Article • Advances in Materials Science and Engineering, January 2011, Hindawi Publishing Corporation

    Professor Roberts Joffe

  30. Model of the mechanical response of short flax fiber reinforced polymer matrix composites

    Article • Procedia Engineering, January 2011, Elsevier

    Professor Roberts Joffe

  31. Performance of Non-Crimp Fabric Composites in Shear

    Article • Key Engineering Materials, January 2010, Trans Tech Publications

    Professor Roberts Joffe

  32. Naturally compatible: Starch acetate/cellulosic fiber composites. I. Processing and properties

    Article • Polymer Composites, January 2009, Wiley

    Professor Roberts Joffe

  33. Damage in NCF composites under tension: Effect of layer stacking sequence

    Article • Engineering Fracture Mechanics, June 2008, Elsevier

    Professor Roberts Joffe

  34. Methodology for characterization of internal structure parameters governing performance in NCF composites

    Article • Composites Part B Engineering, January 2007, Elsevier

    Professor Roberts Joffe

  35. Failure of NCF composites subjected to combined compression and shear loading

    Article • Composites Science and Technology, December 2006, Elsevier

    Professor Roberts Joffe

  36. Compressive failure analysis of non-crimp fabric composites with large out-of-plane misalignment of fiber bundles

    Article • Composites Part A Applied Science and Manufacturing, August 2005, Elsevier

    Professor Roberts Joffe

  37. Strength and adhesion characteristics of elementary flax fibres with different surface treatments

    Article • Composites Part A Applied Science and Manufacturing, July 2003, Elsevier

    Professor Roberts Joffe

  38. Effect of Bundle Waviness on Compressive Strength and Notch Sensitivity of Non-Crimp Fabric Composites

    Article • January 2002, ASME International

    Professor Roberts Joffe

  39. A synergistic damage-mechanics analysis of transverse cracking in [±θ/904]s laminates

    Article • Composites Science and Technology, April 2001, Elsevier

    Professor Roberts Joffe

  40. Fibre/Matrix Interface Fracture Toughness Identification in Single Fibre Fragmentation Test

    Article • January 1997, Springer Science + Business Media

    Professor Roberts Joffe