A simple and efficient method for the calculation of carrier-carrier scattering in Monte-Carlo simulations

Wonsok Lee, Umberto Ravaioli

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

The analysis of the carrier-carrier scattering is getting more important and it can be done by the particle-particle-particle-mesh (P3M) algorithm. A problematic part of the algorithm is to avoid double-counting of the pair forces in short-range. Here, we solve the problem by introducing an efficient numerical method to the algorithm. The improvements in accuracy and applicability are confirmed with various test cases. In addition, the modified P3M method is integrated with a 3D ensemble Monte Carlo (EMC) simulator and applied to the device simulations. The results are compared with those of the PM (particle-mesh)-EMC approach, which reveals the limitations of the scattering rate based methods and the importance of the P3M method to treat carrier interactions.

Original languageEnglish (US)
Title of host publication15th International Conference on Simulation of Semiconductor Processes and Devices, SISPAD 2010
Pages131-134
Number of pages4
DOIs
StatePublished - 2010
Event15th International Conference on Simulation of Semiconductor Processes and Devices, SISPAD 2010 - Bologna, Italy
Duration: Sep 6 2010Sep 8 2010

Other

Other15th International Conference on Simulation of Semiconductor Processes and Devices, SISPAD 2010
Country/TerritoryItaly
CityBologna
Period9/6/109/8/10

ASJC Scopus subject areas

  • Electrical and Electronic Engineering
  • Computer Science Applications
  • Modeling and Simulation

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