All Outputs (71)

Mechanical and impact performance of three-phase polyamide 6 nanocomposites. (2014)
Journal Article
GENDRE, L., NJUGUNA, J., ABHYANKAR, H. and ERMINI, V. 2015. Mechanical and impact performance of three-phase polyamide 6 nanocomposites. Materials and design [online], 66(Part B), pages 486-491. Available from: https://doi.org/10.1016/j.matdes.2014.08.005

In this work, three-phase nanocomposites using multiscale reinforcements were studied to evaluate the influence of nanofillers on static and dynamic mechanical properties at varying temperature conditions. In particular, short-fibres reinforced polya... Read More about Mechanical and impact performance of three-phase polyamide 6 nanocomposites..

Thermo-mechanical performance of poly(lactic acid)/flax fibre-reinforced biocomposites. (2014)
Journal Article
NASSIOPOULOS, E. and NJUGUNA, J. 2015. Thermo-mechanical performance of poly(lactic acid)/flax fibre-reinforced biocomposites. Materials and design [online], 66(Part B), pages 473-485. Available from: https://doi.org/10.1016/j.matdes.2014.07.051

In this study, the thermo-mechanical performance of flax fibre reinforced poly lactic acid (PLA) biocomposites was investigated for the potential use in load bearing application such as body-in-white and body structures in the automotive sector. Focu... Read More about Thermo-mechanical performance of poly(lactic acid)/flax fibre-reinforced biocomposites..

The effect of matrix and reinforcement material selection on the tensile properties of hybrid composites. (2014)
Journal Article
SILVA, F., SACHSE, S., ZHU, H., PIELICHOWSKI, K., LESZCZYNSKA, A. and NJUGUNA, J. 2014. The effect of matrix and reinforcement material selection on the tensile properties of hybrid composites. Journal of sustainable mobility, 1(1), pages 37-52. Available from: https://doi.org/10.9774/GLEAF.2350.2014.00005

In order to develop advanced materials as lightweight structures three-phased composites were prepared using nano-fillers, nano-silica (nano-SiO2) and nano-clay and micro glass-spheres to reinforce two kinds of glass-fibre reinforced thermoplastic ma... Read More about The effect of matrix and reinforcement material selection on the tensile properties of hybrid composites..

Cost modelling to support optimised selection of the end of life options for automotive components. (2014)
Journal Article
XU, Y., SANCHEZ, J.F. and NJUGUNA, J. 2014. Cost modelling to support optimised selection of the end of life options for automotive components. International journal of advanced manufacturing technology [online], 73(1-4), pages 399-407. Available from: https://doi.org/10.1007/s00170-014-5804-9

In automotive sector, the End-of-Life components, especially the uni-material components e.g. steel, plastics etc., traditionally normally go to material recycling. However, this conventional disposing approach has nowadays moved towards the secondar... Read More about Cost modelling to support optimised selection of the end of life options for automotive components..

Effect of nanofillers on low energy impact performance of sandwich structures with nanoreinforced polyurethane foam cores. (2014)
Journal Article
SACHSE, S., PORURI, M., SILVA, F., MICHALOWSKI, S., PIELICHOWSKI, K. and NJUGUNA, J. 2014. Effect of nanofillers on low energy impact performance of sandwich structures with nanoreinforced polyurethane foam cores. Journal of sandwich structures and materials [online], 16(2), pages 173-194. Available from: https://doi.org/10.1177/1099636213512497

Sandwich panels were fabricated with nanoclay-filled polyurethane foams and glass fiber-reinforced polyamide and polypropylenes face sheets. Nanoclay-filled foam cores, with organophilic montmorillonite loadings of 0-10 wt%, were synthesized through... Read More about Effect of nanofillers on low energy impact performance of sandwich structures with nanoreinforced polyurethane foam cores..

Assessment of temporal dose-toxicity relationship of fumed silica nanoparticle in human lung A549 cells by conventional cytotoxicity and 1H-NMR-based extracellular metabonomic assays. (2014)
Journal Article
IRFAN, A., CAUCHI, M., EDMANDS, W., GOODERHAM, N. J., NJUGUNA, J. and ZHU, H. 2014. Assessment of temporal dose-toxicity relationship of fumed silica nanoparticle in human lung A549 cells by conventional cytotoxicity and 1H-NMR-based extracellular metabonomic assays. Toxicological sciences [online], 138 (2), pages 354-364. Available from: https://doi.org/10.1093/toxsci/kfu009

As nanoparticles could form aggregates in biological systems, the dynamics of their dispersity drives the temporal effect of nanoparticles in vitro. To test this hypothesis, the fumed silica nanoparticles (SiNPs) that have primary sizes of 7-14 nm an... Read More about Assessment of temporal dose-toxicity relationship of fumed silica nanoparticle in human lung A549 cells by conventional cytotoxicity and 1H-NMR-based extracellular metabonomic assays..

Recent development of flax fibres and their reinforced composites based on different polymeric matrices. (2013)
Journal Article
ZHU, J., ZHU, H., NJUGUNA, J. and ABHYANKAR, H., 2013. Recent development of flax fibres and their reinforced composites based on different polymeric matrices. Materials [online], 6(11), pages 5171-5198. Available from: https://doi.org/10.3390/ma6115171

This work describes flax fibre reinforced polymeric composites with recent developments. The properties of flax fibres, as well as advanced fibre treatments such as mercerization, silane treatment, acylation, peroxide treatment and coatings for the e... Read More about Recent development of flax fibres and their reinforced composites based on different polymeric matrices..

Effect of fibre configurations on mechanical properties of flax/tannin composites. (2013)
Journal Article
ZHU, J., NJUGUNA, J., ABHYANKAR, H., ZHU, H., PERREUX, D., THIEBAUD, F., CHAPELLE, D., PIZZI, A., SAUGET, A., DE LARMINAT, A. and NICOLLIN, A. 2013. Effect of fibre configurations on mechanical properties of flax/tannin composites. Industrial crops and products [online], 50, pages 68-76. Available from: https://doi.org/10.1016/j.indcrop.2013.06.033

Flax reinforced tannin-based composites have a potential to be used in vehicle applications due to the environmental advantages and good mechanical properties. In this paper, the effects of fibre configuration on mechanical properties of flax/tannin... Read More about Effect of fibre configurations on mechanical properties of flax/tannin composites..

An experimental investigation into localised low-velocity impact loading on glass fibre-reinforced polyamide automotive product. (2013)
Journal Article
MOUTI, Z., WESTWOOD, K., LONG, D. and NJUGUNA, J. 2013. An experimental investigation into localised low-velocity impact loading on glass fibre-reinforced polyamide automotive product. Composite structures [online], 104, pages 43-53. Available from: https://doi.org/10.1016/j.compstruct.2013.03.014

In the automotive industry, more and more engineered parts are shifting from metals to engineering plastics. However localised impact loading and long term ageing effects of under-the-hood plastic components is not well understood. In this paper, loc... Read More about An experimental investigation into localised low-velocity impact loading on glass fibre-reinforced polyamide automotive product..

Cellulose-Based Bio- and Nanocomposites: A Review (2011)
Journal Article
KALIA, S., DUFRESNE, A., CHERIAN, B.M., KAITH, B.S., AVÉROUS, L., NJUGUNA, J. and NASSIOPOULOS, E. 2011. Cellulose-based bio- and nanocomposites: a review. International journal of polymer science [online], 2011: natural fibers, bio- and nanocomposites, article 837875. Available from: https://doi.org/10.1155/2011/837875

Cellulose macro- and nanofibers have gained increasing attention due to the high strength and stiffness, biodegradability and renewability, and their production and application in development of composites. Application of cellulose nanofibers for the... Read More about Cellulose-Based Bio- and Nanocomposites: A Review.

Low velocity impact behavior of glass filled fiber-reinforced thermoplastic engine components. (2010)
Journal Article
MOUTI, Z., WESTWOOD, K., KAYVANTASH, K. and NJUGUNA, J. 2010. Low velocity impact behavior of glass filled fiber-reinforced thermoplastic engine components. Materials [online], 3(4), pages 2463-2473. Available from: https://doi.org/10.3390/ma3042463

This paper concerns automotive parts located underneath the engine and in particular the engine oil pan. Classically made of stamped steel or cast aluminum, new developments have allowed the manufacture oil pans with polyamide 66 reinforced by 35% we... Read More about Low velocity impact behavior of glass filled fiber-reinforced thermoplastic engine components..