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An analytical model for thermal stress analysis of multi-layered microelectronic packaging

  • SUNY Buffalo

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

Compared to numerical methods, analytical solutions can offer a faster and more accurate procedure for obtaining the interfacial stresses in laminated structures. An analytical model for thermal stress analysis of multilayered thin stacks on a thick substrate under isothermal loading is proposed in this paper. This analytical approach considers each layer as a beam-type plate with orthotropic material properties. Highly sensitive MoirÉ interferometry is used to validate the model. The strain field in the bimaterial interfaces is obtained experimentally. The test data is in good agreement with the proposed analytical solution. Finite element analysis results are also compared with the analytical solution and the test data.

Original languageEnglish
Title of host publication2005 Conference on High Density Microsystem Design and Packaging and Component Failure Analysis, HDP'05
DOIs
StatePublished - 2006
Event2005 Conference on High Density Microsystem Design and Packaging and Component Failure Analysis, HDP'05 - Shanghai, China
Duration: Jun 27 2005Jun 29 2005

Publication series

Name2005 Conference on High Density Microsystem Design and Packaging and Component Failure Analysis, HDP'05

Conference

Conference2005 Conference on High Density Microsystem Design and Packaging and Component Failure Analysis, HDP'05
Country/TerritoryChina
CityShanghai
Period06/27/0506/29/05

Keywords

  • Interfacial delamination
  • Interfacial stress
  • Microelectronic packaging
  • Moiré interferometry
  • Multilayered structure

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