Engineering & Materials Science
Acidity
18%
Acids
35%
Aldehydes
10%
Amorphous carbon
7%
Bacteria
16%
Biodiesel
11%
Biofuels
13%
Biomass
63%
Butenes
22%
Carbon
17%
Carbon capture
22%
Carbon dioxide
18%
Carbonization
18%
Catalysts
20%
Cogeneration plants
18%
Costs
9%
Economic analysis
16%
Economics
34%
Energy balance
15%
Esterification
13%
Ethylene
15%
Feedstocks
27%
Fermentation
16%
Fossil fuels
14%
Fuel oils
20%
Gas oils
15%
Glucose
16%
Hot Temperature
11%
Industry
10%
Ketones
10%
Magnetic resonance spectrometers
13%
Methanol
8%
Municipal solid waste
19%
Nuclear magnetic resonance
52%
Nuclear magnetic resonance spectroscopy
9%
Oils
37%
Olefins
10%
Oxidoreductases
22%
Potential energy
8%
Proteins
19%
Purification
21%
Pyrolysis
100%
Recovery
14%
Renewable energy resources
18%
Seed
12%
Sulfonation
16%
Sustainable development
22%
Water content
11%
Wood
13%
Zeolites
8%
Earth & Environmental Sciences
acid
23%
acidity
9%
Africa
13%
alternative energy
20%
analysis
10%
bacterium
9%
bioenergy
78%
biomass
37%
biomass feedstock
6%
carbon dioxide
14%
carbon sequestration
13%
catalyst
17%
electricity
7%
energy
24%
energy balance
13%
energy supply
9%
engine
6%
fermentation
13%
finance
8%
fossil fuel
11%
fuel oil
17%
gasification
15%
glucose
13%
immobilization
14%
industry
14%
innovation
12%
Intergovernmental Panel on Climate Change
7%
land
8%
marine fuel
23%
marine gas oil
13%
methanol
19%
nuclear magnetic resonance
27%
oil
23%
policy
13%
political economy
20%
port operation
11%
product
15%
project
9%
purification
17%
pyrolysis
42%
reactor
6%
removal
7%
spectrometer
18%
stakeholder
11%
state of the art
10%
straw
17%
sustainability
17%
tar
10%
transition
8%
vessel
18%
Chemistry
Acid Catalyst
14%
Acid Number
5%
Aldehyde
5%
Amorphous Material
5%
Amount
5%
Arene
6%
Biodiesel
14%
Biofuel
12%
Butene
13%
Carbonyl Group
13%
Catalyst Activity
7%
Electricity
5%
Elemental Analysis
5%
Energy
6%
Esterification
13%
Fermentation
13%
Flash Point
10%
Fuel
24%
Fuel Oil
19%
Gas
8%
Industry
6%
Leaf Like Crystal
12%
Microbial Biomass
18%
NMR Spectroscopy
13%
Oleic Acid
7%
Polyhydroxyalkanoate
19%
Powder X-Ray Diffraction
5%
Product Distribution
6%
Pyrolysis
16%
Reaction Yield
10%
Sulfuric Acid
6%
Surface Acidity
17%