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P08 / scientific study / published

Temperature-Dependent Nanocomposite Mechanics

RVE and finite-element models predicted temperature-dependent viscoelastic response and were validated against dynamic mechanical analysis.

2020-2024Northumbria University, United Kingdom
COMPUTATIONAL VALIDATION LOOPTemperature-Dependent Nanocomposite Mechanics
01PHYSICAL QUESTIONrequirements / mechanisms / scales
02MODELRVE / RNM / DEM / FEM / FEA
03SOLVECST / HFSS / COMSOL / ANSYS / Abaqus
04VALIDATERF / mechanical / electrical experiments
05REFINEPython / MATLAB / sensitivity analysis
06ENGINEERprototype / instrument / deployment

Models are tested against experiments and returned to engineering decisions.

01

Problem or Industrial Need

CNT/polymer components can operate under changing temperature, requiring models that capture viscoelastic transitions and agglomeration effects.

02

Engineering or Scientific Solution

Two RVE formulations and finite-element analysis validated against dynamic mechanical testing.

03

Sebastian's Technical Contribution

Developed the computational models, performed formal analysis and software work, and connected predicted transitions with experimental measurements.

04

Methods and Tools Used

  • Representative-volume-element development
  • Temperature-dependent finite-element analysis
  • Dynamic mechanical analysis in three-point bending
  • Experimental-numerical comparison
05

Prototype, Simulation and Experimental Evidence

simulation

Two RVE models

Separate formulations represented dispersed and agglomerated nanocomposite behaviour.

experiment

DMA validation

Model predictions were compared with measured viscoelastic transitions.

publication

Materials Today: Proceedings 2022

Peer-reviewed thermomechanical modelling study.

06

Measurable Result or Published Finding

Validated transition modelling

The models reproduced the principal temperature-dependent state transitions reported in the experiments.

07

Diagrams and Publications

COMPUTATIONAL VALIDATION LOOPTemperature-Dependent Nanocomposite Mechanics
01PHYSICAL QUESTIONrequirements / mechanisms / scales
02MODELRVE / RNM / DEM / FEM / FEA
03SOLVECST / HFSS / COMSOL / ANSYS / Abaqus
04VALIDATERF / mechanical / electrical experiments
05REFINEPython / MATLAB / sensitivity analysis
06ENGINEERprototype / instrument / deployment

Models are tested against experiments and returned to engineering decisions.

08

Role, Team Attribution, Institution and Project Context

Lead author and Doctoral Researcher; modelling, software, investigation and formal analysis.

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Evidence / result
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