1) Flow in porous media 2) Multi-scale characterization of discontinuities in rock mass 3) Gas adsorption in porous media 4) Exploration of unconventional oil and gas reservoirs 5) Rock mechanics

1) "The brittleness indices used in rock mechanics and their application in shale hydraulic fracturing: A review." Journal of Petroleum Science and Engineering 143: 158-170. (ESI Highly Cited Paper) 2) Influence of water saturation on the mechanical behaviours of low-permeability reservoir rocks." Energies. 3) A novel approach to precise evaluation of carbon dioxide flow behaviour in siltstone under tri-axial drained conditions. 4) Mechanical behaviour and permeability evolution of gas-containing coal from unloading confining pressure tests 5) Investigation of effects of fracturing fluid on hydraulic fracturing and fracture permeability of reservoir rocks: An experimental study using water and foam fracturing. Engineering Fracture Mechanics. 194:117-135.