ACI MATERIALS JOURNAL TECHNICAL PAPER
Title no. 109-M09
Energy-Based Analysis of Nanoindentation Curves for
Cementitious Materials
by Kaushal K. Jha, Nakin Suksawang, Debrupa Lahiri, and Arvind Agarwal
Energies dissipated during indentation are often employed to estimate of Poisson’s ratio. The initial unloading stiffness is
develop mathematical relations for the computation of nanoscale usually determined by evaluating the slope of the unloading
mechanical properties of a material. In this study, experimental curve—represented by a power law—at the peak indentation
nanoindentation curves pertaining to cement