Mathieu Luisier

Band-To-Band-Tunneling in InAs Devices Momentum-Energy-Resolved Transport in Full-Band Simulations

Band-To-Band-Tunneling in InAs Devices
Momentum-Energy-Resolved Transport in Full-Band Simulations
Mathieu Luisier, Gerhard Klimeck

Objective:

  • Demonstrate BTBT capability

Approach:

  • UTB - InAs PIN diode quantization automatically included
  • Compute energy and momentum transmission coefficient

Result:

  • Conduction band moves rapidly
    => determines k-cutoff
  • Complicated hole dispersion creates Fano-resonance like features in transmission

Impact:

  • Demonstrate explicit E-k-dependence in a full band atomistic model

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