Engineering & Materials Science
Potassium
93%
Biodiesel
80%
Oils
48%
Soybean oil
46%
Transesterification
41%
Nuclear magnetic resonance
39%
Molar ratio
38%
Temperature
30%
Fatty acids
26%
Esters
23%
Methanol
22%
Catalysts
18%
Boiling point
14%
Fourier transform infrared spectroscopy
13%
Vegetable oils
13%
ASTM standards
13%
Spectroscopy
12%
X ray diffraction
10%
Ions
9%
Acids
9%
Compliance
9%
Viscosity
8%
Scanning electron microscopy
8%
Heating
7%
Energy utilization
7%
Business & Economics
Biodiesel
100%
Soybean
90%
Temperature
81%
Oil
55%
Fatty Acids
18%
Spectroscopy
17%
Catalyst
15%
Response Surface Methodology
11%
Vegetable Oils
11%
Fourier Transform
10%
Process Variables
10%
X-ray Diffraction
9%
Viscosity
9%
Scanning Electron Microscopy
9%
Heating
8%
Infrared
8%
Energy Consumption
6%
Earth & Environmental Sciences
soybean
82%
potassium
64%
oil
44%
temperature
28%
dosage
20%
methanol
15%
ester
15%
nuclear magnetic resonance
14%
fatty acid
13%
catalyst
13%
vegetable oil
9%
boiling point
9%
response surface methodology
8%
FTIR spectroscopy
7%
compliance
6%
energy consumption
6%
spectroscopy
6%
X-ray diffraction
5%
viscosity
5%
scanning electron microscopy
5%
heating
5%
acid
4%
material
3%
rate
2%