Search Results - "Toll, Staffan"

Packing mechanics of fiber reinforcements by Toll, Staffan

“…Theories of fiber packing, of use in manufacturing composite materials, are developed. The maximum packing fraction of force free fibers is estimated based on…”
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A micropolar theory for the finite elasticity of open-cell cellular solids by Hård af Segerstad, Per, Toll, Staffan, Larsson, Ragnar

“…A mechanistic model is presented for an open-cell cellular solid consisting of a three-dimensional network of elastic struts. By considering the bending and…”
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Second order shear lag theory by Toll, Staffan

“…The standard shear lag theory for elastic aligned short-fibre composites is extended to allow for a gradient of overall strain. The result is a one-dimensional…”
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The dissipation inequality in hypoplasticity by Toll, Staffan

“…Standard hypoplasticity is examined with respect to the thermodynamic requirement of non-negative energy dissipation. We introduce a stress energy function and…”
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Study of geometry effects in torsional rheometry of fibre suspensions by DJALILI-MOGHADDAM, Mina, EBRAHIMZADEH, Reza, TOLL, Staffan

“…This work concerns the problem of measuring the viscosity of a suspension of fibres that are not short compared to the dimensions of the measurement device. We…”
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Melt spinning of conducting polymeric composites containing carbonaceous fillers by Strååt, Martin, Toll, Staffan, Boldizar, Antal, Rigdahl, Mikael, Hagström, Bengt

“…Fibers produced by melt spinning of conductive polymer composites are attractive for several applications; the main drawback is however reduced processability…”
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On the compressive response of carbon nanotube tangles by Allaoui, Aïssa, Toll, Staffan, Evesque, Pierre, Bai, JinBo

“…The nonlinear bulk compressibility of entangled multiwalled carbon nanotubes is studied. The analogy with textile fibre assemblies is explored by means of the…”
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Fibre suspension rheology : effect of concentration, aspect ratio and fibre size by DJALILI-MOGHADDAM, Mina, TOLL, Staffan

“…Viscosity data for fibre suspensions are produced using cone-and-plate geometry of enhanced dimensions for the reduced influence of fibre-wall interactions…”
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A model for short-range interactions in fibre suspensions by Djalili-Moghaddam, Mina, Toll, Staffan

“…This paper introduces a model for short-range fibre–fibre interaction and combines it with the Shaqfeh–Fredrickson result for long-range hydrodynamic…”
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Open-cell cellular solids: A constitutive equation for hyperelasticity with deformation induced anisotropy by Hård af Segerstad, P., Toll, S.

“…A constitutive theory is developed for an open-cell flexible cellular solid consisting of a network of struts each connecting two vertex points. A hypothesis…”
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Anisotropic and tension–compression asymmetric model for composites consolidation by Wysocki, Maciej, Toll, Staffan, Larsson, Ragnar, Asp, Leif E.

“…A constitutive model for anisotropic and tension–compression asymmetric response of a fibrous preform is developed and solved using a FE software…”
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Press forming of commingled yarn based composites: The preform contribution by Wysocki, M., Toll, S., Larsson, R.

“…The process of press forming commingled yarn composites is studied and modelled based on the theory of porous media. Two sub processes are considered: (1) the…”
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A constitutive equation for open-cell cellular solids, including viscoplasticity, damage and deformation induced anisotropy by Hård af Segerstad, P., Larsson, R., Toll, S.

“…A thermodynamically consistent approach is developed for modelling the response of an open-cell cellular solid at finite compressive strains. The cellular…”
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Computational modelling of dissipative open-cell cellular solids at finite deformations by Hård af Segerstad, P., Toll, S., Larsson, R.

“…This study concerns the constitutive modelling of dissipative open-cell structural cellular solids under primarily finite compressive deformations and the…”
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Packing mechanics of fiber reinforcement by Toll, Staffan

“…Theories of fiber packing, of use in manufacturing composite materials, are developed. The maximum packing fraction of force free fibers is estimated based on…”
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Hydrostatic consolidation of commingled fibre composites by Wysocki, Maciej, Larsson, Ragnar, Toll, Staffan

“…A molten hybrid-yarn composite is modelled as a continuum. Constitutive equations governing hydrostatic consolidation are formulated, based on a two-phase…”
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Process-modeling of composites using two-phase porous media theory by Larsson, Ragnar, Wysocki, Maciej, Toll, Staffan

“…A biphasic continuum model is proposed for the modeling of a family of forming processes for fiber composites. The processes considered involve deformation of…”
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Study of geometry effects in torsional rheometry of fibre suspensionsIs The “Creative Class” Necessarily Urban? by Djalili-Moghaddam, M., Ebrahimzadeh, R., Toll, Staffan

“…This work concerns the problem of measuring the viscosity of a suspension of fibres that are not short compared to the dimensions of the measurement device. We…”
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Residual stress build-up in thermoset films cured above their ultimate glass transition temperature by Lange, Jakob, Toll, Staffan, Månson, Jan-Anders E., Hult, Anders

“…The build-up of in-plane stress over time during curing and on cooling of thermoset films is investigated. The stress in a thin contracting film on a rigid…”
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Measurement of the permeability tensor of compressed fibre beds by LUNDSTRÖM, T. S, TOLL, S, HAKANSON, J. M

“…A new method to measure the permeability tensor of highly compressed fibre beds is developed. The method is based on saturated parallel flow and is evaluated…”
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