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Roberts Joffe
Roberts Joffe

Roberts Joffe

Professor tillika ämnesföreträdare
Luleå tekniska universitet
Polymera kompositmaterial
Institutionen för teknikvetenskap och matematik
E295 Luleå


Polymer composites, damage in composites, durability of composites, high-temperature polymers, ageing, degradation of properties, multi-functional materials, long-term performance, natural fibers, bio-based composites.

Academic background

2019: Chair Professor in Polymeric Composite Materials, LTU

2012: Professor in Polymeric Composite Materials, LTU

2007: Associate Professor (Docent) in Polymeric Composite Materials, LTU 

1999: PhD, Thesis title: "Damage Accumulation and Stiffness Degradation in Composite Laminates".

1996: Licentiate of Engineering at Luleå University of Technology. Thesis title: "Matrix cracking and interfacial debonding in polymer composites".

1994: Combined PhD student, Luleå University of Technology and University of Latvia.

1992: M.Sc. in Continuum Mechanics at University of Latvia, Faculty of Physics and Mathematics, Riga, Latvia.



Artikel i tidskrift

Characterization of Wood and Graphene Nanoplatelets (GNPs) Reinforced Polymer Composites (2020)

Al-Maqdasi. Z, Gong. G, Nyström. B, Emami. N, Joffe. R
Materials, Vol. 13, nr. 9
Artikel i tidskrift

Mechanical properties of natural fiber composites produced using dynamic sheet former (2020)

Pupure. L, Varna. J, Joffe. R, Berthold. F, Miettinen. A
Wood Material Science & Engineering, Vol. 15, nr. 2, s. 76-86

Numerical stress analysis for single-lap adhesive joint under thermo-mechanical load using non-linear material (2020)

Al-Ramahi. N, Joffe. R, Varna. J
Ingår i: The 3rd International Conference on Sustainable Engineering Techniques (ICSET20), Institute of Physics (IOP), 2020, 012070
Artikel i tidskrift

Numerical stress analysis in adhesively bonded joints under thermo-mechanical loading (2020)

Al-Ramahi. N, Joffe. R, Varna. J
Advances in Mechanical Engineering, Vol. 12, nr. 10
Artikel i tidskrift

On Temperature-Related Shift Factors and Master Curves in Viscoelastic Constitutive Models for Thermoset Polymers (2020)

Nunes. S, Saseendran. S, Joffe. R, Amico. S, Fernberg. P, Varna. J
Mechanics of composite materials