Earth & Environmental Sciences
fracture initiation
100%
perforation
84%
hydraulic fracturing
71%
fracture geometry
43%
modeling
30%
fracture orientation
10%
hydrocarbon resource
10%
well completion
10%
tortuosity
9%
in situ stress
9%
oil well
9%
gas well
9%
rock property
8%
numerical method
7%
tunnel
7%
borehole
6%
cement (construction material)
6%
distribution
5%
hydrocarbon
5%
geometry
5%
Chemical Compounds
Hydraulics
55%
Geometry
18%
Hydrocarbons
15%
Hydraulic fracturing
14%
Stress concentration
10%
Well perforation
9%
Well completion
7%
Oil wells
7%
Boreholes
6%
Numerical methods
5%
Rocks
5%
Gases
5%
Cements
5%
Tunnels
5%
Engineering & Materials Science
Hydraulics
55%
Geometry
18%
Hydraulic fracturing
14%
Hydrocarbons
10%
Stress concentration
10%
Well perforation
9%
Well completion
7%
Oil wells
7%
Boreholes
6%
Numerical methods
5%
Rocks
5%
Cements
5%
Tunnels
5%