Engineering & Materials Science
Nitrogen compounds
93%
Chemical oxygen demand
80%
Biofilms
76%
Biological materials
74%
Nitrogen removal
54%
Membranes
47%
Nitrification
36%
Oxidation
29%
Wastewater
24%
Oxygen
18%
Denitrification
16%
Organic compounds
15%
Nitrates
14%
Nitrogen
10%
Fluxes
9%
Hydrogen
9%
Experiments
8%
Water
6%
Earth & Environmental Sciences
nitrogen compound
66%
organic nitrogen
63%
chemical oxygen demand
52%
biofilm
51%
reactor
39%
membrane
38%
organic matter
37%
oxygen
36%
removal
29%
nitrogen
27%
oxidation
22%
demand
22%
nitrification
20%
wastewater
15%
denitrification
10%
organic compound
10%
ammonium
9%
experiment
8%
hydrogen
8%
nitrate
8%
product
5%
material
4%
water
3%
Medicine & Life Sciences
Biological Oxygen Demand Analysis
100%
Nitrogen Compounds
95%
Biofilms
55%
Nitrogen
44%
Nitrification
41%
Oxygen
40%
Membranes
33%
Waste Water
29%
Denitrification
18%
Ammonium Compounds
14%
Hydrogen
13%
Nitrates
12%
Water
7%
Pressure
7%
Chemical Compounds
Chemical Oxygen Demand
66%
Total Oxygen Demand
65%
Organic Matter
60%
Nitrification
34%
Wastewater
18%
Oxidation Reaction
15%
Denitrification
14%
Nitrogen
13%
Ammonium
8%
Pressure
6%
Dioxygen
5%