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free ammonia (keyword)
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journal article
Modification of nitrifying biofilm into nitritating one by combination of increased free ammonia concentrations, lowered HRT and dissolved oxygen concentration
Zekker, Ivar
;
Rikmann, Ergo
;
Tenno, Toomas
;
Menert, Anne
;
Lemmiksoo, Vallo
;
Saluste, Anne
;
Tenno, Taavo
;
Tomingas, Martin
Journal of environmental sciences
2011
/
p. 1113-1121 : ill
https://www.sciencedirect.com/science/article/pii/S1001074210605232
journal article
2
journal article EST
/
journal article ENG
Step-wise temperature decreasing cultivates a biofilm with high nitrogen removal rates at 9°C in short-term anammox biofilm tests
Zekker, Ivar
;
Rikmann, Ergo
;
Mandel, Anni
;
Kroon, Kristel
;
Seiman, Andrus
;
Mihkelson, Jana
;
Tenno, Taavo
;
Tenno, Toomas
Environmental technology
2016
/
p. 1933 - 1946
https://doi.org/10.1080/09593330.2015.1135995
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journal article EST
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journal article ENG
Number of records 2, displaying
1 - 2
keyword
67
1.
free ammonia
2.
ammonia
3.
ammonia and acetone sensing
4.
ammonia as marine fuel
5.
ammonia inhibition
6.
phenylalanine ammonia-lyase
7.
aldehyde-free resins
8.
blame-free culture
9.
borehole free cooling
10.
Cd free
11.
Cd-free buffer layer
12.
chattering free
13.
co-free hardmetals
14.
deadlock-free
15.
directional catalyst-free transformation
16.
energy for free
17.
fare-free public transportation
18.
Free cooling
19.
free corpus manager tools
20.
free education and studies with a tuition fee
21.
free energy principle
22.
free group action
23.
free lime
24.
free lime carbonation
25.
free monoidal category
26.
free movement
27.
free object of a variety
28.
free predictive control
29.
free public transport
30.
free radical oxidation
31.
free radical scavengers
32.
free radical scavenging
33.
free rider problem
34.
free running
35.
free size optimization
36.
free software
37.
free ternary groupoid
38.
free water
39.
free vibration
40.
free vibration analysis
41.
free-boundary
42.
free-boundary reflection
43.
Free-energy principle
44.
Free-fall Water Entry
45.
free-surface flow
46.
Helmholtz free energy
47.
label-free absolute
48.
label-free detection
49.
label-free sensors
50.
likelihood-free inference
51.
linear free energy (LFE) relationships
52.
mean free path
53.
model-free control
54.
model-free methods
55.
Ni-free cermets
56.
Ni-free orthodontic wires
57.
paper-free handouts for lecture notes
58.
Protecting-group-free synthesis
59.
reconstruction of gap-free data
60.
relatively free profinite semigroup
61.
scale-free networks
62.
serum-free media
63.
solvent-free chemistry
64.
solvent-free reaction
65.
touch-free system design
66.
vacuum‐free process
67.
water-free cleaning approaches
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