Engineering & Materials Science
Algae
100%
Nutrients
83%
Wastewater
82%
Manures
51%
Lipids
48%
Wastewater treatment
48%
Pyrolysis
48%
Biodiesel
42%
Biofuels
36%
Nitrogen
32%
Oils
29%
Ammonia
27%
Fatty acids
27%
Feedstocks
25%
Microwaves
22%
Nitrogen fixation
21%
Plasmas
20%
Photobioreactors
18%
Catalysts
18%
Anaerobic digestion
18%
Liquids
16%
Vegetables
14%
Waste utilization
14%
Glycerol
13%
Productivity
13%
Economics
12%
Water
12%
Phosphorus
11%
Flocculation
11%
Carbon
11%
Fungi
10%
Bacteria
9%
Aromatic hydrocarbons
9%
Sodium hydroxide
9%
Lignin
9%
Zeolites
8%
Greenhouses
8%
Hydrolysis
8%
Chemical analysis
8%
Breweries
8%
Chemical oxygen demand
8%
Plasma jets
8%
Esters
8%
Sewage sludge
8%
Glucose
8%
Soils
7%
Animals
7%
Hydrogen
7%
Earth & Environmental Sciences
nutrient removal
47%
alga
45%
wastewater
40%
biomass
30%
manure
28%
pyrolysis
25%
wastewater treatment
22%
biofuel production
21%
lipid
19%
fatty acid
17%
microalga
16%
nitrogen
16%
ammonia
16%
microwave
14%
anaerobic digestion
13%
nutrient
12%
oil
12%
catalyst
11%
removal
10%
liquid manure
10%
productivity
10%
harvest
9%
vegetable
9%
maize
8%
plasma
8%
product
7%
membrane
7%
cultivation system
7%
carbon
7%
economic analysis
7%
oil production
6%
economics
6%
life cycle
6%
wastewater treatment plant
6%
liquid waste
6%
rate
6%
energy
6%
lignin
5%
light intensity
5%
effect
5%
seedling
5%
flocculation
5%
ester
5%
screening
5%
methanogenesis
5%
cost
5%
carbon sequestration
5%
hydroponics
5%
Chemical Compounds
Nutrient
64%
Wastewater
60%
Wastewater Treatment
36%
Biodiesel
31%
Lipid
21%
Photobioreactors
18%
Pyrolysis
18%
Strain
17%
Ammonia
16%
Nitrogen Fixation
15%
Nitrogen
15%
Biofuel
15%
Food
14%
Liquid
12%
Reaction Yield
11%
Glycerol
11%
Plasma
10%
Solid Waste
9%
Energy
8%
Catalytic Pyrolysis
7%
Phosphorus(.)
7%
Recycling
7%
Electric Field
7%
Lignin
7%
Fatty Acid
6%
Fuel
6%
Chemical Oxygen Demand
6%
Catalyst
6%
Gasification
6%
Carbon Atom
6%
Eutrophication
6%
Jet
5%
Arene
5%
Fossil Fuel
5%