Earth and Planetary Sciences
Deformation
100%
Gas Production
75%
Porosity
68%
Hydraulic Fracturing
62%
Coal Seam
51%
Heterogeneity
51%
Sorption
47%
Kerogen
42%
Gas Pressure
42%
Shale Gas
37%
Fractal
35%
In Situ
31%
Gas Transport
30%
Coalbed Methane
30%
Pore Pressure
29%
Gas Reservoir
29%
Confining Pressure
27%
Desorption
27%
Adsorption
26%
Fracturing
26%
Methane
24%
Anisotropy
24%
Gaseous Diffusion
20%
Shrinkage
19%
Dual Porosity
17%
Geometry
17%
X Ray
17%
Aperture
15%
Excavation
15%
Gas Recovery
15%
Microstructure
15%
Process Analysis
14%
Fragmentation
14%
Hydraulic Conductivity
14%
Production Data
14%
Tomography
14%
Fracture Network
14%
Compression
13%
Characterization
13%
Stimulation
13%
Fracture Aperture
13%
Gas Injection
12%
Two Phase Flow
12%
Limestone
12%
Multidomain
12%
Simulator
12%
Leakage
11%
Axial Strain
11%
Coal Mining
11%
Numerical Model
11%
Engineering
Gas Production
68%
Deformation
63%
Coal Bed Methane
56%
Effective Stress
37%
Coal Seam
37%
Shale Gas
37%
Gas Pressure
35%
Borehole
32%
Flow Regime
29%
Porosity
29%
Coupled Model
27%
Adsorption
26%
Natural Gas Drilling
25%
Gas Reservoir
25%
Hydraulic Fracturing
19%
Flow Model
18%
Fracture Permeability
18%
Failure Process
17%
Two-Phase Flow
17%
Yield Stress
16%
Fracturing Process
16%
Simulation Result
16%
Proppants
16%
Nonequilibrium
16%
Microscale
15%
Models
15%
Reservoir Volume
15%
Excavation
15%
Fine Coal
14%
Element Model
14%
Confining Pressure
14%
Coal Mine
13%
Shrinkage
13%
Relative Permeability
13%
Measurement
12%
Experimental Observation
12%
Fractal Dimension
12%
New Model
11%
Equilibrium Model
11%
Fracturing Fluid
11%
Productivity
11%
Rock Mass
11%
Fracture System
10%
Injection Pressure
10%
Field Data
10%
Oil Recovery
10%
Simulators
10%
Swelling Strain
10%
Rock Mass Rating
10%
Linear Flow
10%