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Viser treff 1-50 av 52 << Forrige 1 2    Neste >>

2021
1 Gonzalez Silva, Blanca Magdalena; Jonassen, Kjell Rune; Bakke, Ingrid; Østgaard, Kjetill; Vadstein, Olav.
Understanding structure/function relationships in nitrifying microbial communities after cross-transfer between freshwater and seawater. Scientific Reports 2021 ;Volum 11.(2979) s. -
NTNU Untitled
 
2019
2 Østgaard, Kjetill.
Vår historiske bruk av tang og tare. IBT's weekly Department lunch; 2019-02-13
NTNU Untitled
 
2018
3 Nordgård, Anna Synnøve Røstad; Bergland, Wenche Hennie; Bakke, Rune; Østgaard, Kjetill; Bakke, Ingrid.
Mapping anaerobic sludge bed community adaptations to manure supernatant in biogas reactors. Scientific Reports 2018 ;Volum 8. s. -
NTNU USN Untitled
 
2017
4 Gonzalez Silva, Blanca Magdalena; Rønning, Are J.; Andreassen, Ingrid Krogrud; Bakke, Ingrid; Cervantes, Francisco J.; Østgaard, Kjetill; Vadstein, Olav.
Changes in the microbial community of an anammox consortium during adaptation to marine conditions revealed by 454 pyrosequencing. Applied Microbiology and Biotechnology 2017 ;Volum 101.(12) s. 5149-5162
NTNU Untitled
 
5 Hamann, Thorsten; Østgaard, Kjetill.
Noen fagfolk er skeptiske. Gudbrandsdølen Dagningen [Avis] 2017-05-08
NTNU Untitled
 
6 Henry, Ingrid Annemarie; Kowarz, Viktoria Corina; Østgaard, Kjetill.
Aerobic and anoxic biodegradability of amines applied in CO2-capture. International Journal of Greenhouse Gas Control 2017 ;Volum 58. s. 266-275
NTNU Untitled
 
7 Nordgård, Anna Synnøve Røstad.
Microbial community analysis in developing biogas reactor technology for Norwegian agriculture. Trondheim: NTNU 2017 (ISBN 978-82-326-2681-6) 150 s.
USN NTNU Untitled
 
8 Nordgård, Anna Synnøve Røstad; Bergland, Wenche Hennie; Vadstein, Olav; Mironov, Vladimir; Bakke, Rune; Østgaard, Kjetill; Bakke, Ingrid.
Anaerobic digestion of pig manure supernatant at high ammonia concentrations characterized by high abundances of Methanosaeta and non-euryarchaeotal archaea. Scientific Reports 2017 ;Volum 7:15077. s. 1-14
NTNU USN Untitled
 
2016
9 Bakke, Ingrid; Nordgård, Anna Synnøve Røstad; Bergland, Wenche Hennie; Vadstein, Olav; Mironov, Vladimir; Østgaard, Kjetill; Bakke, Rune.
Microbial community dynamics in anaerobic digestion at high ammonia concentrations. International Symposium on Microbial Ecology ISME 16; 2016-08-21 - 2016-08-26
USN NTNU Untitled
 
10 Gonzalez Silva, Blanca Magdalena; Jonassen, Kjell Rune; Bakke, Ingrid; Østgaard, Kjetill; Vadstein, Olav.
Nitrification at different salinities: Biofilm community composition and physiological plasticity. Water Research 2016 ;Volum 95. s. 48-58
NTNU Untitled
 
11 Henry, Ingrid Annemarie; Einbu, Aslak; Svendsen, Hallvard Fjøsne; Bakke, Ingrid; Østgaard, Kjetill.
Inhibition factors in biofilm N removal systems treating wastes generated by amine based CO2 capture. International Journal of Greenhouse Gas Control 2016 ;Volum 45. s. 200-206
SINTEF NTNU Untitled
 
12 Vadstein, Olav; Gonzalez Silva, Blanca Magdalena; Jonassen, Kjell Rune; Østgaard, Kjetill; Bakke, Ingrid.
Effect of salinity and salinity change on microbial community assembly and nitrification activity. International Symposium on Microbial Ecology ISME 16; 2016-08-21 - 2016-08-26
NTNU Untitled
 
13 Østgaard, Kjetill; Kowarz, Viktoria Corina; Wang, Shuai; Henry, Ingrid Annemarie; Sposob, Michal; Haugen, Hildegunn Hegna; Bakke, Rune.
Syringe test screening of microbial gas production activity: Cases denitrification and biogas formation. Journal of Microbiological Methods 2016 ;Volum 132.(January) s. 119-124
USN NTNU Untitled
 
2015
14 Gonzalez Silva, Blanca Magdalena; Jonassen, Kjell Rune; Bakke, Ingrid; Østgaard, Kjetill; Vadstein, Olav.
Nitrification at different salinities: biofilm community composition and physiological plasticity. IWA Nutrient Removal and Recovery 2015: Moving innovation into practice; 2015-05-18 - 2015-05-21
NTNU Untitled
 
15 Gonzalez Silva, Blanca Magdalena; Rønning, Are Johan; Andreassen, Ingrid Krogrud; Bakke, Ingrid; Østgaard, Kjetill; Cervantes, Francisco J.; Vadstein, Olav.
Adaptation of a freshwater Anammox consortium to marine conditions to achieve nitrogen removal. 14th World Congress on Anaerobic Digestion; 2015-11-15 - 2015-11-18
NTNU Untitled
 
16 Nordgård, Anna Synnøve Røstad; Bergland, Wenche Hennie; Bakke, Rune; Vadstein, Olav; Østgaard, Kjetill; Bakke, Ingrid.
Microbial community dynamics and biogas production from manure fractions in sludge bed anaerobic digestion. Journal of Applied Microbiology 2015 ;Volum 119.(6) s. 1573-1583
NTNU USN Untitled
 
2014
17 Hauser, Ingrid; Einbu, Aslak; Svendsen, Hallvard Fjøsne; Østgaard, Kjetill.
Biological treatment of effluents generated by amine based CO2-capture plants. Journal of Energy Challenges and Mechanics 2014 ;Volum 1.(4) s. -
NTNU SINTEF Untitled
 
18 Nordgård, Anna Synnøve Røstad; Bergland, Wenche Hennie; Bakke, Rune; Østgaard, Kjetill; Bakke, Ingrid.
Microbial community changes in granule-based UASB reactors due to substrate and load changes. 2nd International Conference on Biogas Microbiology ICBM; 2014-06-10 - 2014-06-12
USN NTNU Untitled
 
2013
19 Hauser, Ingrid; Einbu, Aslak; Østgaard, Kjetill; Borges Colaco, Ana; Skjæran, Julie Anita; Svendsen, Hallvard Fjøsne; Cervantes, Francisco Javier.
Biological N Removal from Wastes Generated from Amine-Based CO2 Capture: Case Monoethanolamine. Applied Biochemistry and Biotechnology (ABAB) 2013 ;Volum 169.(4) s. 1449-1458
SINTEF NTNU Untitled
 
20 Hauser, Ingrid; Einbu, Aslak; Østgaard, Kjetill; Svendsen, Hallvard Fjøsne; Cervantes, Francisco Javier.
Biodegradation of amine waste generated from post-combustion CO2 capture in a moving bed biofilm treatment system. Biotechnology Letters 2013 ;Volum 35.(2) s. 219-224
NTNU SINTEF Untitled
 
2012
21 Nordgård, Anna Synnøve Røstad; Bakke, Ingrid; Brakstad, Odd Gunnar; Østgaard, Kjetill.
Detection of methanogenic archaea in DGGE by the use of primers for Methyl-Coenzyme M Reductase A (mcrA) genes. Nordic Biogas Conference; 2012-04-23 - 2012-04-25
OCEAN NTNU Untitled
 
22 Olsen, Yngvar; Skjermo, Jorunn; Aasen, Inga-Marie; Østgaard, Kjetill.
Fra tanke til tank. Adresseavisen - Bil & trafikk [Avis] 2012-03-20
OCEAN NTNU SINTEF Untitled
 
2008
23 Vadstein, Olav; Østgaard, Kjetill.
Miljøbioteknologi. TEKNA Biologiseminar; 2008-04-08 - 2008-04-08
NTNU Untitled
 
2003
24 Rasmussen, Kjetil; Østgaard, Kjetill.
Adhesion of the marine bacterium Pseudomonas sp. NCIMB 2021 to different hydrogel surfaces. Water Research 2003 ;Volum 37. s. 519-524
NTNU Untitled
 
2002
25 Rasmussen, Kjetil; Willemsen, Peter R.; Østgaard, Kjetill.
Barnacle settlement on hydrogels. Biofouling (Print) 2002 ;Volum 18.(3) s. 177-191
NTNU Untitled
 
26 Strand, Sabina P.; Nordengen, Thomas; Østgaard, Kjetill.
Efficiency of chitosans applied for flocculation of different bacteria. Water Research 2002 ;Volum 36.(19) s. 4745-4752
NTNU Untitled
 
27 Strand, Sabina P.; Vårum, Kjell Morten; Østgaard, Kjetill.
Interactions between chitosans and bacterial suspensions: adsorption and flocculation. Colloids and Surfaces B: Biointerfaces 2002 ;Volum 27. s. 71-81
NTNU Untitled
 
28 Vogelsang, Christian; Schramm, Andreas; Picioreanu, Cristian; van Loosdrecht, Mark C.M.; Østgaard, Kjetill.
Microbial community analysis by FISH for mathematical modelling of selective enrichment of gel-entrapped nitrifiers obtained from domestic wastewater. Hydrobiologia 2002 ;Volum 469. s. 165-178
NTNU Untitled
 
2001
29 Horn, S.J.; Østgaard, Kjetill.
Alginate lyase activity and acidogenesis during fermentation of Laminaria hyperborea. Journal of Applied Phycology 2001 ;Volum 13. s. 143-152
NTNU Untitled
 
30 Rasmussen, Kjetil; Østgaard, Kjetill.
Adhesion of the marine fouling diatom Amphora coffeaeformis to non-solid gel surfaces. Biofouling (Print) 2001 ;Volum 17.(2) s. 103-115
NTNU Untitled
 
31 Rasmussen, Kjetil; Østgaard, Kjetill.
Adhesion of the marine fouling diatom Amphora coffeaeformis to non-solid gel surfaces. Workshop on environmentally friendly marine coatings; 2001-10-19
NTNU Untitled
 
32 Strand, Sabina P.; Tømmeraas, Kristoffer; Vårum, Kjell Morten; Østgaard, Kjetill.
Electrophoretic light scattering studies of chitosans with different degrees of N-acetylation. Biomacromolecules 2001 ;Volum 2.(4) s. 1310-1314
NTNU Untitled
 
33 Strand, S.P.; Vandvik, M.S.; Vårum, Kjell Morten; Østgaard, Kjetill.
Screening of chitosans and conditions for bacterial flocculation. Biomacromolecules 2001 ;Volum 2.(1) s. 126-133
NTNU Untitled
 
2000
34 Horn, S J.; Aasen, I M.; Østgaard, Kjetill.
Ethanol production from seaweed extract. Journal of Industrial Microbiology & Biotechnology 2000 ;Volum 25. s. 249-254
NTNU Untitled
 
35 Horn, S J.; Aasen, I M.; Østgaard, Kjetill.
Production of ethanol from mannitol by Zymobacter palmae. Journal of Industrial Microbiology & Biotechnology 2000 ;Volum 24. s. 51-57
NTNU Untitled
 
36 Rasmussen, Kirsten; Østgaard, Kjetill.
In situ autofluorescence detection of a fouling marine diatom on different surfaces. Biofouling (Print) 2000 ;Volum 15.(4) s. 275-286
NTNU Untitled
 
37 Vogelsang, Christian; Wijffels, René H.; Østgaard, Kjetill.
Rheological properties and mechanical stability of new gel-entrapment systems applied in bioreactors. Biotechnology and Bioengineering 2000 ;Volum 70.(3) s. 247-253
NTNU Untitled
 
1999
38 Horn, Svein Jarle; Moen, Einar; Østgaard, Kjetill.
Direct determination of alginate content in brown algae by near infra-red (NIR) spectroscopy. Journal of Applied Phycology 1999 ;Volum 11. s. 9-13
NTNU Untitled
 
39 Moen, Einar; Larsen, Bjørn; Østgaard, Kjetill; Jensen, Arne.
Alginate stability during high salt preservation of Ascophyllum nodosum. Journal of Applied Phycology 1999 s. 21-25
NTNU Untitled
 
40 Prochazkova, Sabina; Vårum, Kjell Morten; Østgaard, Kjetill.
Quantitative determination of chitosans by ninhydrin. Carbohydrate Polymers 1999 s. 115-122
NTNU Untitled
 
41 Vogelsang, Christian; Gollembiewski, K.; Østgaard, Kjetill.
Effect of preservation techniques on the regeneration of gel entrapped nitrifying sludge. Water Research 1999 ;Volum 33.(1) s. 164-168
NTNU Untitled
 
1998
42 Østgaard, Kjetill.
Miljøbehandling. Bioteknologinemndas 12. åpne møte den 18. mars 1998; 1998
NTNU Untitled
 
1997
43 Lie, Ewa; Christensson, Magnus; Jönsson, Karin; Østgaard, Kjetill; Johansson, Per; Welander, Thomas.
Carbon and phosphorus transformations in a full-scale enhanced biological phosphorus removal process. Water Research 1997 ;Volum 31.(11) s. 2693-2698
NTNU Untitled
 
44 Moen, Einar; Horn, Svein; Østgaard, Kjetill.
Alginate degradation during anaerobic digestion of Laminaria hyperborea stipes. Journal of Applied Phycology 1997 ;Volum 9. s. 157-166
NTNU Untitled
 
45 Moen, Einar; Horn, Svein; Østgaard, Kjetill.
Biological degradation of Ascophyllum nodosum. Journal of Applied Phycology 1997 s. 347-357
NTNU Untitled
 
46 Moen, Einar; Larsen, Bjørn; Østgaard, Kjetill.
Aerobic microbial degradation of alginate in Laminaria hyperborea stipes containing different levels of polyphenols. Journal of Applied Phycology 1997 ;Volum 9. s. 45-54
NTNU Untitled
 
47 Moen, Einar; Østgaard, Kjetill.
Aerobic digestion of Ca-alginate gels studies as a model system of seaweed tissue degradation. Journal of Applied Phycology 1997 ;Volum 9. s. 261-267
NTNU Untitled
 
48 Rødde, Ruth Solveig Hagen; Østgaard, Kjetill; Larsen, Bjørn.
Chemical composition of protoplasts of Laminaria digitata (Phaeophyceae). Botanica Marina 1997 ;Volum 40. s. 385-390
NTNU Untitled
 
49 Vogelsang, Christian; Husby, Asbjørn; Østgaard, Kjetill.
Functional stability of temperature-compensated nitrification in domestic wastewater treatment obtained with PVA-SBQ/alginate gel entrapment. Water Research 1997 ;Volum 31.(7) s. 1659-1664
NTNU Untitled
 
1995
50 Christensson, Magnus; Jönsson, Karin; Lee, Natuschka; Lie, Ewa; Johansson, Per; Welander, Thomas; Østgaard, Kjetill.
Utv@ærdering av biologisk fosforavskiljning vid @Øresundsverket i Helsingborg : processtekniska och mikrobiologiska aspekter. : Svenska vatten- och avloppsverksf@øreningen 1995 103 s. VA-FORSK-serien(1995-04)
NTNU Untitled
 
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