## Materials Science and Engineering: An Introduction

The material is p-type extrinsic because p ($2.0 \times 10^{22} m^{-3}$) is greater than the computed n ($1.46 \times 10^{22} m^{-3}$).
The material is p-type extrinsic because p ($2.0 \times 10^{22} m^{-3}$) is greater than the computed n ($1.46 \times 10^{22} m^{-3}$).