Christopher P. Bobko

Micropillar compression investigation of size effect on microscale strength and failure mechanism of Calcium-Silicate-Hydrates (C-S-H) in cement paste

Shahrin, R., & Bobko, C. P. (2019, September 9). Cement and Concrete Research.

Characterizing Strength and Failure of Calcium Silicate Hydrate Aggregates in Cement Paste under Micropillar Compression

Shahrin, R., & Bobko, C. P. (2017, October 17). Journal of Nanomechanics and Micromechanics.

Large-area nanolattice film with enhanced modulus, hardness, and energy dissipation

Scientific Reports, 7.

Micromechanical characterization of shales through nanoindentation and energy dispersive x-ray spectrometry

Veytskin, Y. B., Tammina, V. K., Bobko, C. P., Hartley, P. G., Clennell, M. B., Dewhurst, D. N., & Dagastine, R. R. (2016, November 1). Geomechanics for Energy and the Environment.

Nanoindentation and Atomic Force Microscopy Investigations of Asphalt Binder and Mastic

Journal of Materials in Civil Engineering, 28(6).

Improved schmidt method for predicting temperature development in mass concrete

ACI Materials Journal, 112(4), 579–586.

Nanoindentation investigation of asphalt binder and mastic cohesion

Construction and Building Materials, 100, 163–171.

Nanoindentation investigation of asphalt binder and mastic viscoelasticity

International Journal of Pavement Engineering, 17(4), 363–376.

Thermal cracking of mass concrete bridge footings in coastal environments

Journal of Performance of Constructed Facilities, 29(6).

Nano-mechanical properties of internally cured kenaf fiber reinforced concrete using nanoindentation

Zadeh, V. Z., & Bobko, C. P. (2014, April 26). Cement and Concrete Composites.

Nanomechanical characteristics of lightweight aggregate concrete containing supplementary cementitious materials exposed to elevated temperature

Zadeh, V. Z., & Bobko, C. P. (2013, November 27). Construction and Building Materials.

Nanoscale mechanical properties of concrete containing blast furnace slag and fly ash before and after thermal damage

Zadeh, V. Z., & Bobko, C. P. (2012, October 16). Cement and Concrete Composites.

Mechanical properties of kenaf fiber reinforced concrete

Elsaid, A., Dawood, M., Seracino, R., & Bobko, C. (2010, December 11). Construction and Building Materials, Vol. 25, pp. 1991–2001.

Natural fiber reinforced concrete: Microstructure, internal curing, and mechanical properties from nanoindentation and macroscopic testing

ASCE Engineering Mechanics Institute Conference.

The nanogranular origin of friction and cohesion in shale—A strength homogenization approach to interpretation of nanoindentation results

Bobko, C. P., Gathier, B., Ortega, J. A., Ulm, F. J., Borges, L., & Abousleiman, Y. N. (2010, November 10). International Journal for Numerical and Analytical Methods in Geomechanics.

Comment on “Elastic modulus and hardness of muscovite and rectorite determined by nanoindentation” by G. Zhang, Z. Wei and R.E. Ferrell [Applied Clay Science 43 (2009) 271-281]

Bobko, C. P., Ortega, J. A., & Ulm, F.-J. (2009, August 27). Applied Clay Science.

Does microstructure matter for statistical nanoindentation techniques?

Ulm, F.-J., Vandamme, M., Jennings, H. M., Vanzo, J., Bentivegna, M., Krakowiak, K. J., … Vliet, K. J. V. (2009, September 7). Cement and Concrete Composites.