Engineering & Materials Science
Oils
100%
Drilling fluids
75%
Nanoparticles
63%
Surface active agents
57%
Recovery
56%
Brines
46%
Crude oil
46%
Heavy oil production
37%
Temperature
36%
Shale gas
35%
Porous materials
35%
Petroleum reservoirs
34%
Ultrasonic waves
30%
Aluminum oxide
29%
Water
28%
Leakage (fluid)
27%
Viscosity
27%
Carbonates
27%
Drilling
26%
Fluids
26%
Drainage
25%
Gravitation
25%
Enhanced recovery
25%
Polymers
23%
Surface tension
23%
Hydraulic fracturing
22%
Sand
21%
Wetting
20%
Complexation
19%
Emulsions
19%
Esters
18%
Nonionic surfactants
18%
Nanorods
17%
Rocks
17%
Calcite
17%
Offshore drilling
17%
Surface charge
17%
Oil well flooding
16%
Directional drilling
16%
Emulsification
16%
Olefins
15%
Paraffins
15%
Oil wells
14%
Ultrasonics
14%
Cleaning
14%
Gels
13%
Solubility
13%
Alcohols
13%
Earth & Environmental Sciences
drilling fluid
54%
oil
51%
dispersivity
34%
nanoparticle
33%
flooding
31%
shale gas
30%
mass transfer
29%
brine
26%
matrix
26%
porous medium
26%
enhanced oil recovery
23%
tracer
23%
surfactant
23%
hydraulic fracturing
22%
leakage
22%
drilling
20%
gas well
19%
rock
19%
aquifer
19%
ultrasound
17%
well
17%
simulation
17%
upscaling
16%
carbonate
16%
polymer
16%
test
15%
heavy oil
15%
solute transport
14%
gas reservoir
14%
complexation
14%
water salinity
13%
ester
13%
nanocomposite
13%
oil well
13%
aluminum oxide
12%
fluid
12%
modeling
12%
sealing
12%
viscosity
12%
oil production
11%
foam
11%
gas
11%
salinity
11%
temperature
11%
gel
11%
carbon dioxide
10%
nanotechnology
10%
solubility
10%
gravity
10%
fracture network
10%
Chemical Compounds
Foam
43%
Rheology
36%
Surfactant
29%
Nanoparticle
28%
Salinity
27%
Tension
23%
Wave
22%
Filtration
20%
Gravity
19%
Aluminium Oxide
17%
Oil Well
17%
Drilling Fluid
17%
Fluidization
16%
Dynamic Viscosity
16%
Carbon Number
14%
Calcite
13%
Emulsification
13%
Displacement
12%
Formate
12%
Nonionic Surfactant
11%
Emulsion
11%
Gas
11%
Mass Transfer
11%
Biopolymer
11%
Sulfonate
11%
Petroleum
11%
Block Like Crystal
10%
Energy
10%
Alkane
10%
Fossil Fuel
9%
Permeability
9%
Carbonate
9%
Carbon Dioxide
9%
Pressure
9%
Dissolution
8%
Capillarity
8%
Alkene
8%
Application
8%
Reduction
8%
Sodium Dodecyl Sulfate
8%
Time
8%
Nanocomposite
7%
Solubility
7%
Gel
7%
Alcohol
7%
Glucoside
6%
Environment
6%
Flow
6%
Size Distribution
6%
Heat
5%