Engineering
Algorithm
20%
Application
40%
Bottom Hole Pressure
15%
CH4
28%
Drilling
38%
Energy Engineering
29%
Engineering
18%
Enhanced Oil Recovery
88%
Experiments
25%
Fields
15%
Flowing Gas
16%
Gas Mixture
32%
Gas Network
25%
Gas Production
17%
Gas Reservoir
84%
Health Issue
39%
Hydrogen Gas
19%
Hydrogen Production
25%
Hydrogen Storage
100%
Hydrogen Underground Storage
29%
Influencing Factor
16%
Interfacial Tension
17%
Material Balance
28%
Methane
33%
Microbial
53%
Models
93%
Natural Gas
21%
Natural Gas Production
20%
Oil
24%
Oil Recovery
49%
Performance
48%
Polymers
17%
Porous Medium
20%
Prediction
30%
Product
15%
Production
58%
Rate of Penetration
26%
Recovery
18%
Recovery Process
34%
Reduction
23%
Research
15%
Residual Oil
31%
Rheological Property
16%
Sandstone
19%
Storage
16%
Surfactant
39%
Temperature
30%
Tension Surface
33%
Water
31%
Well Drilling
18%
Material Science
Additives
15%
Biodegradable Surfactant
15%
Biodiesel
12%
Blending
16%
Carbon Dioxide
58%
Carbon Particle
13%
Carbon Steel
12%
Cerium
12%
Cerium Oxide
25%
Chemical Property
15%
Coating
44%
Contact Angle
16%
Corrosion Inhibition
12%
Drilling Fluid
25%
Fluid
18%
Fossil Fuel
33%
Gas
41%
Gas Chromatography
15%
Gas Pipeline
12%
Gas Sensor
12%
Gel
25%
Hydrodynamics
19%
Hydrogen Bonding
15%
Isomer
12%
Materials
24%
Mechanical Strength
14%
Microstructure
25%
Nanocomposites
12%
Nanocrystalline Material
17%
Nanoparticle
13%
Natural Gas
12%
Oxide Compound
15%
Particle
25%
Physical Property
17%
Polymers
25%
Polyol
25%
Polyurethane
63%
Porous Material
14%
Protective Coating
25%
Rheological Property
15%
Rheology
14%
Scanning Electron Microscopy
14%
Surface
33%
Surface Active Agent
38%
Surface Tension
12%
Synthetic Polymer
12%
Temperature
14%
Water
38%
X-Ray Diffraction
15%
ZnO
12%
Earth and Planetary Sciences
Alcohol
7%
Convention
5%
Core
20%
Efficiency
5%
Energy Consumption
12%
Energy Generation
12%
Energy Utilization
12%
Enhanced Oil Recovery
50%
Experiment
13%
Flood
12%
Flood
7%
Fluid-Rock Interaction
15%
Fossil Fuel
5%
Gas Chromatography
6%
Gas Mixture
5%
Gas Reservoir
12%
Heterogeneous Medium
6%
Hydrogen
38%
Hydrogen Production
12%
Impact
13%
Investigation
17%
Methane
12%
Microbial Activity
12%
Model
21%
Oil Recovery
25%
Options
9%
Permeability
10%
Porosity
6%
Porosity
5%
Porous Medium
15%
Potential Field
12%
Renewable Energy
14%
Reservoir
10%
Residual Oil Saturation
16%
Revision
13%
Rock Heterogeneity
12%
Scanning Electron Microscopy
6%
Show
8%
Site
14%
Solute Transport
12%
Surface Tension
7%
Surfactant
14%
Transportation
12%
Two Phase Flow
12%
Utilization
19%
X Ray Diffraction
6%
X-Ray Fluorescence Spectroscopy
6%