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Carbon Nanotube Reinforced Composites: Metal and Ceramic ...

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Nomenclature<br />

A Indentation contact area<br />

b Dimensionless constant<br />

b Burgers vector<br />

d Fiber or particle diameter<br />

E Elastic modulus<br />

Ec Composite modulus<br />

ECL Longitudinal composite modulus<br />

ECT Transverse composite modulus<br />

Ef Fiber modulus<br />

Em Matrix modulus<br />

Er Reduced elastic modulus<br />

F Frictional force<br />

G Shear modulus<br />

H Hardness<br />

k Wear coefficient<br />

l Fiber length<br />

L Sliding distance<br />

M Taylor factor<br />

m Friction coefficient<br />

N Normal force<br />

Pmax Maximum applied load<br />

R Reinforcement strengthening efficiency<br />

Sc Stiffness<br />

S Fiber aspect ratio<br />

Seff Effective fiber aspect ratio<br />

s Yield stress<br />

sc Composite yield stress<br />

sm Matrix yield stress<br />

q Misorientation angle<br />

t Shear yield stress<br />

u Poisson s ratio<br />

V Wear volume<br />

Vf Fiber or particle volume fraction<br />

Matrix volume fraction<br />

Vm<br />

References<br />

1 Choi, H.J., Kwon, G.B., Lee, G.Y. <strong>and</strong> Bae,<br />

D.H. (2008) Reinforcement with carbon<br />

nanotubes in aluminum matrix<br />

composites. Scripta Materialia, 59,<br />

360–363.<br />

Referencesj127<br />

2 Gutz, I.A. <strong>and</strong> Rushchitsky, J.J. (2004)<br />

Comparison of mechanical properties <strong>and</strong><br />

effects in micro- <strong>and</strong> nanocomposites with<br />

carbon fillers (carbon microfibers,<br />

graphite microwhiskers <strong>and</strong> carbon

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