Engineering & Materials Science
Oils
100%
Carbonates
81%
Enhanced recovery
77%
Brines
61%
Surface active agents
59%
Asphaltenes
57%
Water
52%
Nanoparticles
51%
Recovery
51%
Rocks
49%
Porous materials
40%
Crude oil
38%
Surface tension
38%
Wetting
31%
Foams
31%
Fluids
29%
Emulsions
27%
Ions
26%
Viscosity
25%
Capillarity
23%
Water injection
22%
Sandstone
21%
Underground gas storage
16%
Petroleum reservoirs
15%
Gases
15%
Adsorption
15%
Hydrocarbons
15%
Oil well flooding
15%
Sour gas
14%
Polymers
13%
Gas injection (Enhanced recovery)
13%
Porosity
13%
Zeta potential
12%
Nanocomposites
12%
Coal
11%
Fracturing fluids
11%
Silica nanoparticles
11%
SiO2 nanoparticles
11%
Contact angle
11%
Oil fields
11%
Shear deformation
11%
Clay minerals
10%
Coal bed methane
10%
Pore structure
10%
Polyacrylates
10%
Carbon dioxide
10%
Aluminum oxide
9%
Sand
9%
Chemical analysis
9%
Salts
9%
Experiments
9%
Core samples
9%
Cryogenics
9%
Positive ions
8%
Pore size
8%
Solubility
8%
Gravitation
7%
Freezing
7%
Temperature
7%
Alumina
7%
Fracturing (fossil fuel deposits)
7%
Remediation
7%
Betaines
7%
Anionic surfactants
7%
Adsorption isotherms
6%
Molecules
6%
Toluene
6%
Ultrasonics
6%
Swelling
6%
Cationic surfactants
6%
Silica
6%
Thawing
6%
Flow of fluids
5%
Nitrogen
5%
Dissolution
5%
Carbon
5%
Drilling
5%
Phase behavior
5%
Computer simulation
5%
Ethylenediaminetetraacetic acid
5%
Two phase flow
5%
Ultrasonic waves
5%
Computational fluid dynamics
5%
Flow simulation
5%
Fluorocarbons
5%
Polymer solutions
5%
TiO2 nanoparticles
5%
Ternary systems
5%
Esterification
5%
Emulsification
5%
Earth & Environmental Sciences
oil
56%
enhanced oil recovery
37%
nanoparticle
29%
brine
28%
carbonate
26%
wettability
23%
surfactant
22%
porous medium
22%
flooding
22%
heavy oil
20%
emulsion
19%
asphaltene
19%
imbibition
18%
water
18%
water salinity
18%
foam
17%
permeability
16%
carbonate rock
16%
salinity
13%
fluid
12%
porosity
12%
capillary pressure
11%
rock
10%
crude oil
10%
gas
9%
experimental study
9%
sandstone
9%
coalbed methane
9%
filter cake
9%
simulation
7%
carbon dioxide
7%
ion
7%
viscosity
7%
in situ
7%
silica
7%
rheology
7%
experiment
7%
coal
7%
adsorption
7%
mud
6%
fingering
6%
saturation
6%
rate
6%
dolomite
6%
recovery method
6%
oil production
5%
gas storage
5%
polymer
5%
productivity
5%
method
5%
anhydrite
5%
gravity
5%
test
5%
rock property
5%
damage
5%
storage (process)
5%
Chemical Compounds
Salinity
34%
Tension
28%
Carbonate
26%
Surfactant
20%
Nanoparticle
19%
Foam
16%
Emulsion
14%
Pressure
11%
Ion
11%
Imbibition
9%
Petroleum
9%
Simulation
8%
Application
8%
Flow
8%
Permeability
8%
Reduction
8%
Zeta Potential
7%
Remediation
7%
Coal
6%
Gas
6%
Pore
6%
Shear
6%
Capillarity
6%
Formation Water
6%
Heterogeneity
6%
Ion Impact
6%
Surface
5%
Methane
5%
Nanocomposite
5%
Adsorption
5%
Two-Phase Flow
5%