Browsing by Author "Partridge, Ivana K."

Browsing by Author "Partridge, Ivana K."

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  • Acquisition and interpretation of dielectric data for thermoset cure monitoring 
    Kazilas, Michalis C. (Cranfield UniversitySchool of Industrial and Manufacturing Science, 2003-09)
    The interpretation and modelling of the dielectric response of thermosetting materials during cure was the main focus of this study. The equivalence of complex permittivity and complex impedance in terms of information ...
  • Analysis and evaluation of mechanical performance of reinforced sandwich structures: X-CorTM and K-CorTM 
    Marasco, Andrea I. (Cranfield UniversitySchool of Industrial and Manufacturing Science, 2005-12)
    X-CorTM and K-CorTM are foam based lightweight structural cores reinforced with ZFiber ® rods oriented in a truss pattern. They can generate sandwich structures which possess strength- and stiffness-to-weight ratios such ...
  • Automated manufacture of 3D reinforced aerospace composite structures 
    Dell'Anno, Giuseppe; Partridge, Ivana K.; Cartié, Denis D. R.; Hamlyn, A.; Chehura, Edmon; James, Stephen W.; Tatam, Ralph P. (2012-03-05)
    Purpose- This study is part of the FP7 project ADVITAC and focuses on exploring an innovative combination of cutting edge technologies to be implemented within automated processes for composite parts manufacturing. The ...
  • Blends of epoxy resin with polycarbonate and CTBN rubber 
    Jayle, L. (1991-03)
    The study described in this thesis examines how the toughenability of a difunctional epoxy resin cured with a diamine hardener is affected by the presence of a dissolved polycarbonate in the epoxy matrix, when that ...
  • Bridging mechanisms of through-thickness reinforcement in dynamic mode I&II delamination 
    Cui, Hao; Yasaee, Mehdi; Kalwak, Gordon; Pellegrino, Antonio; Partridge, Ivana K.; Hallett, Stephen R.; Allegri, Giuliano; Petrinic, Nik (Elsevier, 2017-04-13)
    Z-pin through-thickness reinforcement is used to improve the impact resistance of composite structures; however, the effect of loading rate on Z-pin behaviour is not well understood. The dynamic response of Z-pins in mode ...
  • Conductive Carbon Nanotube Thermosetting Polyester Nanocomposites 
    Battisti, Andrea (Cranfield UniversitySchool of Applied Sciences, 2009)
    A commercial unsaturated polyester resin has been used in combination with commercial multiwalled carbon nanotubes (MWNTs) to study the effects of this nanofiller on the electrical properties of the mix in the liquid state, ...
  • Coupon scale Z-pinned IM7/8552 delamination tests under dynamic loading 
    Cui, Hao; Mahadik, Yusuf; Hallett, Stephen R.; Partridge, Ivana K.; Allegri, Giuliano; Ponnusami, Sathiskumar A.; Petrinic, Nik (Elsevier, 2019-08-01)
    Dynamic impact onto laminated composite structures can lead to large-scale delamination. This can be mitigated by the introduction of through-thickness reinforcement, such as z-pins. Here, mode I & II and mixed-mode ...
  • Cure Induced Property Changes and Warpage in Thermoset Resins and Composites 
    Zarrelli, M. (Cranfield University, 2003-03)
    The aim of the present work was to investigate the evolution of thermal and mechanical properties during the polymerisation of a thermosetting resin that is typical those used as the matrix in advanced composites. ...
  • Cure modelling and monitoring of epoxy/amine resin systems 
    Karkanas, Panagiotis I. (Cranfield University, 1998-03)
    Thermoanalytical techniques and dielectric analysis were used in this study to describe and characterise the cure processes occurring during the isothermal and dynamic cures of four epoxy/amine resin systems. The ...
  • Delamination of Z-pinned carbon fibre reinforced laminates 
    Denis, D. R.; Cartié, Manos Troulis; Partridge, Ivana K. (Elsevier Science B.V., Amsterdam., 2005-05-17)
    The paper outlines the current status of mechanical testing, identification of failure mechanisms and data analysis related to delamination cracking in high performance laminates made via the prepreg/autoclave route, ...
  • Designing with z-pins : locally reinforced composite structures 
    Lander, James K. (Cranfield University, 2008-11)
    This thesis describes specific new applications of Z-Fibre ® pinning and focuses the attention onto the failure modes of locally reinforced (z-pinned) structures. Design implications of the use of localised reinforcement ...
  • Developing cure kinetics models for interleaf particle toughened epoxies 
    Kratz, James; Mesogitis, Tassos; Skordos, Alexandros A.; Hamerton, Ian; Partridge, Ivana K. (Society for the Advancement of Material and Process Engineering (SAMPE), 2016-12-31)
    In this study, we investigated the cure kinetics behaviour of the commercial Hexply® M21 thermoplastic interleaf epoxy resin system. Dynamic, isothermal, and cure interrupted modulated differential scanning calorimetry ...
  • Development of a rubber toughened epoxy adhesive loaded with carbon nanotubes, for aluminium – polymer bonds 
    Salinas-Ruiz , Maria del Mar (Cranfield University, 2009-06)
    This thesis describes the formulation of a ternary thermosetting adhesive which consists of a diglycidyl ether of bisphenol-A (DGEBA) epoxy resin cured with 3,3’-diamino diphenyl sulphone (3,3’-DDS) hardener and modified ...
  • Dielectric flow sensing in resin transfer moulding of carbon fibre reinforced composites. 
    Skordos, Alexandros A.; Partridge, Ivana K. (Maney Publishing, 2000-08-01)
    An in situ dielectric technique for sensing flow is outlined and shown to be suitable for use in moulding of composites from liquid resins containing continuous conducting fibres. This work builds upon the recent development ...
  • Dielectric monitoring during the cure of epoxy resin blends 
    Maistros, G. M. (Cranfield University, 1991-10)
    Dielectric monitoring and supporting techniques (differential Scanning calorimetry, infra-red spectrosoopy, viscometry, dynamic mechanical thermal analysis and light transmittance) were used to study the isothermal cure ...
  • Dielectric monitoring of carbon nanotube network formation in curing thermosetting nanocomposites 
    Battisti, Andrea; Skordos, Alexandros A.; Partridge, Ivana K. (Iop Publishing Ltd, 2009-01-01)
    This paper focuses on monitoring of carbon nanotube (CNT) network development during the cure of unsaturated polyester nanocomposites by means of electrical impedance spectroscopy. A phenomenological model of the dielectric ...
  • A dielectric sensor for measuring flow in resin transfer moulding. 
    Skordos, Alexandros A.; Karkanas, Panagiotis I.; Partridge, Ivana K. (Iop Publishing Ltd, 2000-01-01)
    The development, analysis and experimental validation of a novel flow and cure sensor for use in the resin transfer moulding of composites are presented. A linear relationship is established between the flow front position ...
  • Dynamic bridging mechanisms of through-thickness reinforced composite laminates in mixed mode delamination 
    Cui, Hao; Yasaee, Mehdi; Hallett, Stephen R.; Partridge, Ivana K.; Allegri, Giuliano; Petrinic, Nik (Elsevier, 2017-11-23)
    Delamination resistance of composite laminates can be improved with through-thickness reinforcement such as Z-pinning. This paper characterises the bridging response of individual carbon fibre/BMI Z-pins in mixed mode ...
  • Dynamic bridging response of through-thickness reinforcement in composite laminates 
    Cui, Hao; Melro, António R.; Mahadik, Yusuf; Yasaee, Mehdi; Allegri, Giuliano; Partridge, Ivana K.; Hallett, Stephen R.; Petrinic, Nik (International Committee on Composite Materials, 2017-12-31)
    The present experimental study aims to extend the understanding of delamination crack bridging mechanisms in Z-pinned laminates subjected to highly dynamic loading conditions. The bridging response of single Z-pins was ...
  • Effect of carbon nanoparticle addition on epoxy cure 
    Dimopoulos, Athanasios (Cranfield University, 2007-11)
    The thesis reports studies of cure kinetics and the glass transition temperature advancements of three commercial epoxy resin systems: MY 750 / HY 5922 (Vantico), MTM 44 -1 (ACG) and 8552 (Hexcel Composites). This investigation ...