memory Device Simulation

FinFET/GAFET TCAD Device Simulation

Comprehensive device-level TCAD simulation and characterization of advanced FinFET and Gate-All-Around (GAFET) devices including electrical characterization, process variation analysis, and performance metrics.

Project Overview

This project focuses on comprehensive TCAD simulation of modern FinFET and Gate-All-Around (GAFET) devices. The simulation includes detailed device structure modeling, mesh optimization, and full electrical characterization to understand device physics and optimize performance for advanced technology nodes. Advanced analysis covers threshold voltage, subthreshold slope, drain-induced barrier lowering, and hot carrier effects.

Performance Metrics

bolt

Threshold Voltage

~418 mV

Optimized for low power

straighten

On/Off Ratio

~10⁶

Room temperature

verified

Subthreshold Slope

~65 mV/dec

Near ideal switching

Design Specifications

architecture Device Structure

  • Channel width: 5 nm (FinFET) / 10 nm (GAFET)
  • Gate length: 14 nm minimum drawn length
  • Fin height: 30-50 nm (process dependent)
  • Technology: 14nm / 7nm advanced logic nodes

engineering Simulation Parameters

  • Mesh points: >500k nodes for high accuracy
  • Physics models: Drift-diffusion with field-dependent mobility
  • Temperature range: 250K to 400K analysis
  • Process variations: Monte Carlo statistical analysis

Tools & Technologies

Sentaurus TCAD Device Simulation Process Modeling Electrical Characterization Monte Carlo Analysis Python Data Processing

Access Full Documentation

Download the comprehensive analysis report including device structure details, simulation methodology, electrical characteristics, and comprehensive performance analysis.

file_download Download Full Report (PDF)