Closure to “Mechanism behind the Size Effect Phenomenon” by Xiaozhi Hu and Kai Duan

摘要

The paper “Mechanism behind the Size Effect Phenomenon” wasnwritten to address several misinterpretations (Bazant and Yu 2009)nof the boundary effect model developed by writers in the past fewnyears. The first part of Eq. (7) in our paper is from Bazant andnYu (2009) and is as follow