Lumped electro-thermal modeling and analysis of carbon nanotube interconnects

Author(s):  
Todri-Sanial
1973 ◽  
Vol 95 (4) ◽  
pp. 1048-1052 ◽  
Author(s):  
J. T. Pogson ◽  
J. L. Franklin

The results of a study on thermal modeling and analysis of hybrid microcircuits are presented. Parametric studies covering typical component mounting methods, bonding agent materials, and component spacing are described. Temperature profiles of substrates, component temperatures, and thermal resistances are presented. It is shown that the use of moly tabs can significantly reduce component temperature levels. Additionally, it is shown that thermal modeling can greatly aid the circuit designer in the layout and preliminary design phases.


Integration ◽  
2010 ◽  
Vol 43 (4) ◽  
pp. 327-341 ◽  
Author(s):  
José L. Ayala ◽  
Arvind Sridhar ◽  
David Cuesta

2012 ◽  
Vol 30 ◽  
pp. 248-257 ◽  
Author(s):  
Kameswar Rao Vaddina ◽  
Amir-Mohammad Rahmani ◽  
Khalid Latif ◽  
Pasi Liljeberg ◽  
Juha Plosila

2014 ◽  
Vol 496-500 ◽  
pp. 251-254 ◽  
Author(s):  
Minh Tai Le ◽  
Shyh Chour Huang

Carbon nanotubes (CNTs) possess extremely high stiffness, strength and resilience, and may provide the ultimate reinforcing materials for the development of nanocomposites. In this paper, nanostructure is modeled as a linearly elastic composite medium, which consists of a homogeneous matrix having hexagonal representative volume elements (RVEs) and homogeneous cylindrical nanotubes. Formulas to extract the effective material constants from solutions for the RVE under axial as well as lateral loading conditions are derived based on the continuum mechanics approach. Numerical examples using the FEM are presented, which demonstrate that the load carrying capacities of the CNTs in a matrix are significant. For the RVEs having long carbon nanotube, better values of stiffness in axial direction are found as compared to stiffness in the lateral direction. Also, It is found that the square RVEs tend to overestimate the effective Youngs moduli of the CNT-based composites, and the hexagonal RVEs may be the preferred models for obtaining more accurate results.


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