Novel tow termination method for delamination suppression in tapered composite laminates
(2019)
Conference Proceeding
Gordon, T., Xu, X., Kawashita, L., & Kim, E. (2019). Novel tow termination method for delamination suppression in tapered composite laminates
All Outputs (43)
The effects of environmental conditions on the strength of double lap joints (2019)
Presentation / Conference
Paul, A., Xu, X., Wisnom, M., & Shimizu, T. (2019, August). The effects of environmental conditions on the strength of double lap joints. Poster presented at 22nd International Conference on Composite Materials, Melbourne, Australia
Experimental investigation of high velocity oblique impact and residual tensile strength of carbon/epoxy laminates (2019)
Journal Article
Kristnama, A. R., Xu, X., Nowell, D., Wisnom, M. R., & Hallett, S. R. (2019). Experimental investigation of high velocity oblique impact and residual tensile strength of carbon/epoxy laminates. Composites Science and Technology, 182, Article 107772. https://doi.org/10.1016/j.compscitech.2019.107772Composite components are required to be resilient against Foreign Object Damage (FOD) induced by localised high velocity impact events. Here an experimental investigation into high velocity oblique impacts and residual tensile strength of thin quasi-... Read More about Experimental investigation of high velocity oblique impact and residual tensile strength of carbon/epoxy laminates.
Deducing the R-curve for trans-laminar fracture from a virtual Over-height Compact Tension (OCT) test (2018)
Journal Article
Xu, X., Wisnom, M. R., & Hallett, S. R. (2019). Deducing the R-curve for trans-laminar fracture from a virtual Over-height Compact Tension (OCT) test. Composites Part A: Applied Science and Manufacturing, 118, 162-170. https://doi.org/10.1016/j.compositesa.2018.12.027The R-curve for Mode I trans-laminar fracture energy in quasi-isotropic IM7/8552 carbon/epoxy laminates is here deduced numerically from a virtual Over-height Compact Tension (OCT) test. A High-fidelity Finite Element Method (Hi-FEM) using the explic... Read More about Deducing the R-curve for trans-laminar fracture from a virtual Over-height Compact Tension (OCT) test.
Thickness effect on Mode I trans-laminar fracture toughness of quasi-isotropic carbon/epoxy laminates (2018)
Journal Article
Xu, X., Paul, A., & Wisnom, M. R. (2019). Thickness effect on Mode I trans-laminar fracture toughness of quasi-isotropic carbon/epoxy laminates. Composite Structures, 210, 145-151. https://doi.org/10.1016/j.compstruct.2018.11.045The thickness dependency of trans-laminar fracture toughness was studied in centre-notched quasi-isotropic IM7/8552 carbon/epoxy laminates with central double 0° plies with thicknesses between 1 and 8 mm. A reduction in trans-laminar fracture toughne... Read More about Thickness effect on Mode I trans-laminar fracture toughness of quasi-isotropic carbon/epoxy laminates.
Residual Tensile Strength of Adhesively Bonded Double Lap Joints after Transverse Impact (2018)
Presentation / Conference
Paul, A., Xu, X., Wisnom, M., & Shimizu, T. (2018, September). Residual Tensile Strength of Adhesively Bonded Double Lap Joints after Transverse Impact. Presented at 33rd American Society for Composites Technical Conference, Seattle, USA
Experimental investigation into TTC enhancement effect on mode II fracture energy using bi-axial tests (2018)
Presentation / Conference
Xu, X., Rev, T., Sun, X., Wisnom, M., & Hallett, S. (2018, June). Experimental investigation into TTC enhancement effect on mode II fracture energy using bi-axial tests. Presented at 18th European Conference on Composite Materials, Athens, Greece
Experimental determination of Through-Thickness Compression (TTC) enhancement factor for Mode II fracture energy (2018)
Journal Article
Xu, X., Wisnom, M. R., Sun, X., Rev, T., & Hallett, S. R. (2018). Experimental determination of Through-Thickness Compression (TTC) enhancement factor for Mode II fracture energy. Composites Science and Technology, 165, 66-73. https://doi.org/10.1016/j.compscitech.2018.06.012Mode II fracture energy, GIIC, is a critical parameter for determining the propagation of delamination in composite laminates. Its value can be affected by Through-Thickness Compression (TTC) stress acting on the crack tip and here this effect has be... Read More about Experimental determination of Through-Thickness Compression (TTC) enhancement factor for Mode II fracture energy.
An experimental investigation into the stacking sequence effects of quasi-isotropic carbon/epoxy laminates under compressive loads (2017)
Conference Proceeding
Paul, A., Xu, X., & Wisnom, M. (2017). An experimental investigation into the stacking sequence effects of quasi-isotropic carbon/epoxy laminates under compressive loads
Predicting notched tensile strength of full-scale composite structures from small coupons using fracture mechanics (2017)
Journal Article
Xu, X., Takeda, S., Aoki, Y., Hallett, S. R., & Wisnom, M. R. (2017). Predicting notched tensile strength of full-scale composite structures from small coupons using fracture mechanics. Composite Structures, 180, 386-394. https://doi.org/10.1016/j.compstruct.2017.08.026The initial fracture propagation within a full-scale stiffened quasi-isotropic composite panel and coupons with stringer feet under tensile loads was investigated. The specimens were made from Non-Crimp Fabric through Vacuum assisted Resin Transfer M... Read More about Predicting notched tensile strength of full-scale composite structures from small coupons using fracture mechanics.
On the relationship between fracture toughness and specimen thickness for quasi-isotropic carbon/epoxy laminates (2016)
Presentation / Conference
Xu, X., Paul, A., & Wisnom, M. (2016, September). On the relationship between fracture toughness and specimen thickness for quasi-isotropic carbon/epoxy laminates. Presented at 31st American Society for Composites Technical Conference and ASTM D30 Meeting, Williamsburg, USA
Unification of strength scaling between unidirectional, quasi-isotropic, and notched carbon/epoxy laminates (2016)
Journal Article
Xu, X., Wisnom, M. R., Chang, K., & Hallett, S. R. (2016). Unification of strength scaling between unidirectional, quasi-isotropic, and notched carbon/epoxy laminates. Composites Part A: Applied Science and Manufacturing, 90, 296-305. https://doi.org/10.1016/j.compositesa.2016.07.019An investigation into size effects and notch sensitivity in quasi-isotropic carbon/epoxy laminates was carried out. The purpose is to draw a complete picture of the strength scaling in unidirectional, quasi-isotropic, and notched carbon/epoxy laminat... Read More about Unification of strength scaling between unidirectional, quasi-isotropic, and notched carbon/epoxy laminates.
Predicting debonding and delamination in adhesively bonded T-joints (2016)
Presentation / Conference
Xu, X., Wisnom, M., Hallett, S., Holden, G., & Gordon, B. (2016, June). Predicting debonding and delamination in adhesively bonded T-joints. Presented at 17th European Conference on Composite Materials
On the application of fracture mechanics to a full-scale stiffened composite panel test (2015)
Conference Proceeding
Xu, X., Shin-ichi, T., Wisnom, M., & Hallett, S. (2015). On the application of fracture mechanics to a full-scale stiffened composite panel test
A numerical investigation into size effects in centre-notched quasi-isotropic carbon/epoxy laminates (2015)
Journal Article
Xu, X., Wisnom, M. R., Li, X., & Hallett, S. R. (2015). A numerical investigation into size effects in centre-notched quasi-isotropic carbon/epoxy laminates. Composites Science and Technology, 111, 32-39. https://doi.org/10.1016/j.compscitech.2015.03.001Numerical modelling of scaled centre-notched [45/90/-45/0]4s carbon/epoxy laminates was carried out. The in-plane dimensions of the models were scaled up by a factor of up to 16. A Finite Element (FE) method using the explicit code LS-Dyna was applie... Read More about A numerical investigation into size effects in centre-notched quasi-isotropic carbon/epoxy laminates.
Scaling of fracture response in over-height compact tension tests (2014)
Journal Article
Xu, X., Wisnom, M. R., Mahadik, Y., & Hallett, S. R. (2015). Scaling of fracture response in over-height compact tension tests. Composites Part A: Applied Science and Manufacturing, 69, 40-48. https://doi.org/10.1016/j.compositesa.2014.11.002An experimental investigation into in-plane scaled Over-height Compact Tension (OCT) [45/90/-45/0]4s carbon/epoxy laminates was carried out to study the scaling of fracture response. The dimensions of the baseline specimens were scaled up and down by... Read More about Scaling of fracture response in over-height compact tension tests.
Predicting the notched strength of large quasi-isotropic composite laminates based on small specimen tests (2014)
Presentation / Conference
Xu, X., Wisnom, M., & Hallett, S. (2014, June). Predicting the notched strength of large quasi-isotropic composite laminates based on small specimen tests. Presented at 16th European Conference on Composite Materials, Seville, Spain
An experimental investigation into size effects in quasi-isotropic carbon/epoxy laminates with sharp and blunt notches (2014)
Journal Article
Xu, X., Wisnom, M. R., Mahadik, Y., & Hallett, S. R. (2014). An experimental investigation into size effects in quasi-isotropic carbon/epoxy laminates with sharp and blunt notches. Composites Science and Technology, 100, 220-227. https://doi.org/10.1016/j.compscitech.2014.06.002An experimental investigation into size effects in notched [45/90/-45/0]4s carbon/epoxy laminates is carried out. The in-plane dimensions of the quasi-isotropic laminates are scaled up by a factor of up to 8. Larger Scale 16 specimens with only their... Read More about An experimental investigation into size effects in quasi-isotropic carbon/epoxy laminates with sharp and blunt notches.
Numerical modelling of the effect of ply block thickness in Over-height Compact Tension (OCT) tests (2013)
Presentation / Conference
Hallett, S., Xu, X., Li, X., & Wisnom, M. (2013, September). Numerical modelling of the effect of ply block thickness in Over-height Compact Tension (OCT) tests. Presented at IV ECCOMAS Thematic Conference on the Mechanical Response of Composites, Porto, Portugal
Stacking sequence effects in Over-height Compact Tension tests of quasi-isotropic laminates (2013)
Presentation / Conference
Xu, X., Wisnom, M., Hallett, S., Zobeiry, N., Leslie, S., Poursartip, A., & Vaziri, R. (2013, July). Stacking sequence effects in Over-height Compact Tension tests of quasi-isotropic laminates. Presented at 19th International Conference on Composite Materials, Montreal, Canada