Kristian Keiding

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  1. 2012
  2. Published

    Adsorption of EPS on PVDF microfilters and its relationship with permeability decline. / Poorasgari, Eskandar; Christensen, Morten Lykkegaard; Keiding, Kristian.

    2012. Poster session presented at Nordic Filtration Symposium, Aalborg, Denmark.

    Publication: Research › Poster

  3. Published

    Compressibility of Membrane Bioreactor Sludge : Modeling Cake Buildup and Specific Cake Resistance. / Bugge, Thomas Vistisen; Christensen, Morten Lykkegaard; Enevoldsen, Ann Dorrit; Elberg Jørgensen, Per ; Bengtsson, Jessica; Heinen, Nicolas ; Keiding, Kristian.

    2012. Paper presented at World Filtration Congress , Graz, Austria.

    Publication: Research › Paper without publisher/journal

  4. Published

    Compression and swelling of activated sludge cakes during dewatering. / Sveegaard, Steffen; Keiding, Kristian; Christensen, Morten Lykkegaard.

    In: Water Research, Vol. 46, No. 16, 2012, p. 4999-5008.

    Publication: Research - peer-review › Journal article

  5. Published

    Effect of compressibility on MBR sludge filtration. / Keiding, Kristian; Christensen, Morten Lykkegaard.

    2012. Paper presented at World Filtration Congress , Graz, Austria.

    Publication: Research › Paper without publisher/journal

  6. Published

    Fouling reversibility in membrane bioreactor - effect of crossflow velocity. / Jørgensen, Mads Koustrup; Christensen, Morten Lykkegaard; Keiding, Kristian.

    14th Nordic Filtration Symposium. Sektion for Miljøteknik, Aalborg Universitet, 2012.

    Publication: Research › Article in proceeding

  7. Published

    Modeling approach to determine cake buildup and compression in a high-shear membrane bioreactor. / Jørgensen, Mads Koustrup; Bugge, Thomas Vistisen; Christensen, Morten Lykkegaard; Keiding, Kristian.

    In: Journal of Membrane Science, Vol. 409-410, 01.08.2012, p. 335-345.

    Publication: Research - peer-review › Journal article

  8. Published

    Modeling cake buildup under TMP-step filtration in a membrane bioreactor : Cake compressibility is significant. / Bugge, Thomas Vistisen; Jørgensen, Mads Koustrup; Christensen, Morten Lykkegaard; Keiding, Kristian.

    In: Water Research, Vol. 46, No. 14, 15.09.2012, p. 4330-4338.

    Publication: Research - peer-review › Journal article

  9. Published

    Shear Effects on Fouling Layer Compressibility in a High Pressure Membrane Bioreactor. / Jørgensen, Mads Koustrup; Pedersen, Malene Thostrup; Christensen, Morten Lykkegaard; Keiding, Kristian.

    2012. Paper presented at World Filtration Congress , Graz, Austria.

    Publication: Research › Paper without publisher/journal

  10. 2011
  11. Published

    Characterization of shear influence on fouling of rotating ceramic membranes in a high shear Membrane Bioreactor using the TMP-step method. / Jørgensen, Mads Koustrup; Christensen, Morten Lykkegaard; Dominiak, Dominik Marek; Jensen, Jens Christian; Keiding, Kristian.

    2011. Abstract from ICOM 2011, Amsterdam, Netherlands.

    Publication: Research › Conference abstract for conference

  12. Published

    European MBR survey reveals high abundance of filamentous and foam forming bacteria. / Kragelund, Caroline; Saunders, Aaron Marc; Larsen, Poul; Bugge, Thomas Vistisen; Keiding, Kristian; Nielsen, Per Halkjær.

    2011. Abstract from 6th IWA Specialist Conference on Membrane Technology for Water & Wastewater Treatment, Aachen, Germany.

    Publication: Research › Conference abstract for conference

  13. Published

    Gravity drainage of activated sludge : new experimental method and considerations of settling velocity, specific cake resistance and cake compressibility. / Dominiak, Dominik Marek; Christensen, Morten Lykkegaard; Keiding, Kristian; Nielsen, Per Halkjær.

    In: Water Research, Vol. 45, No. 5, 2011, p. 1941-1950.

    Publication: Research - peer-review › Journal article

  14. Published

    Investigation of fouling conditions in a high shear Membrane Bioreactor using the TMP-step method. / Jørgensen, Mads Koustrup; Christensen, Morten Lykkegaard; Dominiak, Dominik Marek; Keiding, Kristian.

    2011. Abstract from DWRP 11, København, Denmark.

    Publication: Research › Conference abstract for conference

  15. Published

    Nonlinear Filtration Behavior of Soft Particles : Effect of Dynamic Cake Compression. / Christensen, Morten Lykkegaard; Johansson, Christian; Sedin, Maria; Keiding, Kristian.

    In: Powder Technology, Vol. 207, No. 1-3, 2011, p. 428-436.

    Publication: Research - peer-review › Journal article

  16. Published

    Numerical Model of Gravity Drainage of Compressible Organic Slurries. / Christensen, Morten Lykkegaard; Keiding, Kristian.

    In: Powder Technology, Vol. 217, 2011, p. 189-198 .

    Publication: Research - peer-review › Journal article

  17. Published

    Slammineraliseringsanlæg : hvordan påvirker slammet bedene?. / Christensen, Morten Lykkegaard; Dominiak, Dominik Marek; Keiding, Kristian; Nielsen, Per Halkjær.

    In: Spildevandsteknisk Tidsskrift, Vol. 5, 2011, p. 44-45.

    Publication: Research › Journal article

  18. Published

    Sludge quality aspects of full-scale reed bed drainage. / Dominiak, Dominik Marek; Christensen, Morten Lykkegaard; Keiding, Kristian; Nielsen, Per Halkjær.

    In: Water Research, Vol. 45, No. 19, 2011, p. 6453-6460.

    Publication: Research - peer-review › Journal article

  19. Published

    Studies of MLSS Impact on Fouling Propensity using TMP Steps with Relaxation. / Bugge, Thomas Vistisen; Christensen, Morten Lykkegaard; Keiding, Kristian.

    2011. Poster session presented at International Congress on Membranes and Membrane Processes, Amsterdam, Netherlands.

    Publication: Research › Poster

  20. Published

    The use of dielectric spectroscopy for the characterisation of polymer-induced flocculation of core-shell particles. / Christensen, Peter Vittrup; Christensen, Morten Lykkegaard; Keiding, Kristian.

    In: Journal of Colloid and Interface Science, Vol. 356, No. 2, 15.04.2011, p. 681-689.

    Publication: Research - peer-review › Journal article

  21. Published

    Thermodynamic investigations of methyl tert-butyl ether and water mixtures. / Nielsen, Troels Bach; Hvidt, Søren; Keiding, Søren Rud; Petersen, Christian; Westh, Peter; Keiding, Kristian.

    In: ChemPhysChem, Vol. 13, No. 3, 2011, p. 1182-1188.

    Publication: Research - peer-review › Journal article

  22. 2010
  23. Published

    Gravitational drainage of compressible organic materials. / Christensen, Morten Lykkegaard; Dominiak, Dominik Marek; Nielsen, Per Halkjær; Sedin, M.; Keiding, Kristian.

    In: A I Ch E Journal, Vol. 56, No. 12, 2010, p. 3099-3108.

    Publication: Research - peer-review › Journal article

  24. Published

    Gravity Drainage of Activated Sludge on Reed Beds. / Christensen, Morten Lykkegaard; Dominiak, Dominik Marek; Keiding, Kristian; Nielsen, Per Halkjær.

    2010. Paper presented at Nordic Filtration Symposium, Lappeenranta, Finland.

    Publication: Research › Paper without publisher/journal

  25. Published

    Slambede - hvordan håndterer vi dem?. / Christensen, Morten Lykkegaard; Dominiak, Dominik Marek; Adrian, Lisbet; Hansen, Robert B.; Keiding, Kristian; Nielsen, Per Halkjær.

    In: Vand og Jord, Vol. 17, No. 1, 2010, p. 24-27.

    Publication: Research - peer-review › Journal article

  26. 2009
  27. Published

    Characterization of pig slurry with reference to flocculation and separation. / Christensen, Morten Lykkegaard; Hjorth, Maibritt; Keiding, Kristian.

    In: Water Research, Vol. 43, No. 3, 2009, p. 773-783.

    Publication: Research - peer-review › Journal article

  28. Published

    Drainage properties of activated sludge from full-scale biological nutrient removal wastewater treatment plants. / Dominiak, Dominik Marek; Christensen, Morten Lykkegaard; Keiding, Kristian; Nielsen, Per Halkjær.

    2009. Poster session presented at 2nd IWA Specialized conf. on "Nutrient management in wastewater processes"., Krakow, Poland.

    Publication: Research › Poster

  29. Published

    Effect of water-swollen organic materials on crossflow filtration performance. / Christensen, Morten Lykkegaard; Nielsen, Troels Bach; Andersen, Morten Boel Overgaard; Keiding, Kristian.

    In: Journal of Membrane Science, Vol. 333, No. 1-2, 01.05.2009, p. 94-99.

    Publication: Research - peer-review › Journal article

  30. Published

    Rheology and Structures of EO-PO-EO Block Copolymer in Aqueous Solution. / Hvidt, Søren; Keiding, Kristian.

    In: Annual Transactions - The Nordic Rheology Society, 2009, p. 103-107.

    Publication: Research - peer-review › Conference article in Journal

  31. Published

    The use of dielectric spectroscopy for the characterisation of the precipitation of hydrophobically modified poly(acrylic-acid) with divalent barium ions. / Christensen, Peter Vittrup; Keiding, Kristian.

    In: Journal of Colloid and Interface Science, Vol. 340, No. 1, 01.12.2009, p. 46-52.

    Publication: Research - peer-review › Journal article

  32. Published

    The use of dielectric spectroscopy in the investigation of the effect of polymer choice on the flocculation of polystyrene particles. / Christensen, Peter Vittrup; Hinge, Mogens; Keiding, Kristian.

    In: Journal of Colloid and Interface Science, Vol. 331, No. 1, 2009, p. 113-121.

    Publication: Research - peer-review › Journal article

  33. 2008
  34. Published

    Applied Colloid Chemistry and Danish Colloid and Interface Society. / Keiding, Kristian.

    DCIS 2007: Danish Colloid and Interface Symposium. Aalborg Universitet, 2008. p. 10-10.

    Publication: Research › Conference abstract in proceeding

  35. Published

    Core-shell particles as model compound for studying fouling. / Christensen, Morten Lykkegaard; Nielsen, Troels Bach; Andersen, Morten Boel Overgaard; Keiding, Kristian.

    WFC10 Proceedings: M-sessions. Society for Chemical and Process Engineering, 2008. p. 261-264.

    Publication: Research › Article in proceeding

  36. Published

    Electrokinetic characterization of whey protein separation. / Keiding, Kristian; Stougård, Anders; Christensen, Morten Lykkegaard.

    2008. Abstract from Nordic Filtration Symposium, København, Denmark.

    Publication: Research › Conference abstract for conference

  37. Published

    Filtration and compression of organic materials. / Christensen, Morten Lykkegaard; Keiding, Kristian.

    2008. Abstract from Nordic Filtration Symposium, København, Denmark.

    Publication: Research › Conference abstract for conference

  38. Published

    Quenching Effects in the Application of Multi-Channel Fluorescence in Activated Sludge Suspended Solids. / Mogensen, Klaus; Keiding, Kristian; Larsen, Kim Lambertsen; Nielsen, Per Halkjær.

    In: Water Research, Vol. 42, No. 10-11, 2008, p. 2449-2456.

    Publication: Research - peer-review › Journal article

  39. Published

    The use of dielectric spectroscopy for the characterization of polymer-induced flocculation of polystyrene particles. / Christensen, Peter Vittrup; Keiding, Kristian.

    In: Journal of Colloid and Interface Science, Vol. 327, No. 2, 15.11.2008, p. 362-369.

    Publication: Research - peer-review › Journal article

  40. 2007
  41. Published

    Applying core-shell colloids as a tool for understanding solid/liquid separation of slurries mainly containing organic materials. / Hinge, Mogens; Keiding, Kristian.

    ECCE-6 Book of Abstracts: European Congress of Chemical Engineering - 6 EFCE Event Number 669. Vol. 2 Technical University of Denmark, 2007. p. 603-604.

    Publication: Research › Conference abstract in proceeding

  42. Published

    Cake creep during filtration of flocculated manure. / Christensen, Morten Lykkegaard; Keiding, Kristian.

    2007. Poster session presented at European Congress of Chemical Engineering, København, Denmark.

    Publication: Research › Poster

  43. Published

    Creep effects in activated sludge filter cakes. / Christensen, Morten Lykkegaard; Keiding, Kristian.

    In: Powder Technology, Vol. 177, No. 1, 2007, p. 23-33.

    Publication: Research - peer-review › Journal article

  44. Published

    Demonstration of creep during filtration. / Christensen, Morten Lykkegaard; Bugge, Thomas Vistisen; Kirchheiner, Anders Løvenbalk; Keiding, Kristian.

    2007. Poster session presented at European Congress of Chemical Engineering, København, Denmark.

    Publication: Research › Poster

  45. Published

    Filtration model for suspensions that form filter cakes with creep behavior. / Christensen, Morten Lykkegaard; Keiding, Kristian.

    In: AIChE Journal, Vol. 53, No. 3, 2007, p. 598-608.

    Publication: Research - peer-review › Journal article

  46. Published

    Investigation of filtration conditions for nanofiltration of reactive dye printing wastewater. / Andersen, Niels Peder Raj; Christensen, Morten. Lykkegaard; Keiding, Kristian; Petrinić, Irena.

    In: The transactions of the Filtration Society, Vol. 7, No. 1, 2007, p. 75-81.

    Publication: Research - peer-review › Journal article

  47. 2006
  48. Published

    A study of treating textile wastewater after reactive dye printing by using nanofiltration. / Petrinić, Irena; Andersen, Niels Peder Raj; Keiding, Kristian; Kolar, Mitja; Šostar-Turk, Sonja.

    In: Tekstil, Vol. 55, No. 2, 2006, p. 63-69.

    Publication: Research - peer-review › Journal article

  49. Published

    Characterisation of the transition between the filtration and consolidation stage from liquid pressur measurements. / Christensen, M. L.; Andersen, N. P. R.; Hinge, M.; Keiding, K.

    In: Filtration, Vol. 6, No. 1, 2006, p. 71-78.

    Publication: Research - peer-review › Journal article

  50. Published

    Istraživanja primjene nanofiltracije za pročišćavanje otpadnih voda od tiska s reaktivnim bojilima. / Petrinić, Irena; Andersen, Niels Peder Raj; Keiding, Kristian ; Kolar, Mitja; Šostar-Turk, Sonja.

    In: Tekstil, Vol. 55, No. 2, 2006, p. 63-69.

    Publication: Research › Journal article

  51. Published

    Pressure and concentration profiles in filter cake consisting of core/shell latex particle. / Christensen, Morten Lykkegaard; Sedin, Peter; Theliander, Hans; Keiding, Kristian.

    In: Colloids and Surfaces A: Physicochemical and Engineering Aspects, Vol. 290, No. 1-3, 15.10.2006, p. 295-295.

    Publication: Research - peer-review › Journal article

  52. Published

    Receptormodels. / Keiding, Kristian.

    Proceedings of a Nordic Conference on Environmetrics. 2006.

    Publication: Research › Article in proceeding

  53. Published

    Systematic investigation of the synthesis of core-shell poly(styrene-co-acrylic acid) colloids with varying shell thickness and core diameter. / Hinge, Mogens; Keiding, Kristian.

    12th International Conferance on Surface and Colloid Science: Book of abstracts. ed. / Rong Gou. Vol. 1 ICSCS, 2006. p. 153-154.

    Publication: Research › Conference abstract in proceeding

  54. 2005
  55. Published

    Study of the compositional heterogeneity in poly (N-isopropylacrylamide-acrylic acid) microgels by potentiometric titration experiments. / Christensen, M. L.; Keiding, K.

    In: Colloids and Surfaces A: Physicochemical and Engineering Aspects, Vol. 252, No. 1, 2005, p. 61-69.

    Publication: Research - peer-review › Journal article

  56. Published

    Synthesis of poly(N-isopropylacrylamide-co-acrylic acid) model compounds for filtration experiments. / Hinge, Mogens; Christensen, Morten Lykkegaard; Scales, Peter; Keiding, Kristian.

    Australian Colloid and Interface Symposium: Programme and Abstract. ed. / Patrick Hartley. Vol. 1 ACIS, 2005. p. 50.

    Publication: Research › Conference abstract in proceeding

  57. 2004
  58. Published

    Flocculation of activated sludge flocs by stimulation of the aerobic biological activity. / Wilén, B.-M.; Keiding, K.; Nielsen, P. H.

    In: Water Research, Vol. 38, No. 18, 2004, p. 3909-3919.

    Publication: Research - peer-review › Journal article

  59. Published

    New approach to determining consolidation coefficients using cake-filtration experiments. / Andersen, N. P. R.; Christensen, M. L.; Keiding, K.

    In: Powder Technology, Vol. 142, No. 2-3, 2004, p. 98-102.

    Publication: Research - peer-review › Journal article

  60. Published

    Pyrene sorption to water-dispersible colloids: Effect of solution chemistry and organic matter. / Lægdsmand, M. K.; Jonge, L. W. de; Møldrup, P.; Keiding, K.

    In: Vadose Zone Journal, Vol. 3, No. 2, 2004, p. 451-461.

    Publication: Research - peer-review › Journal article

  61. 2003
  62. Published

    Measurement of electrokinetics in cake filtration. / Andersen, N. P. R.; Agerbæk, M. L.; Keiding, K.

    In: Colloids and Surfaces A: Physicochemical and Engineering Aspects, Vol. 213, No. 213, 2003, p. 27-36.

    Publication: Research - peer-review › Journal article

  63. Published

    Osmotic Effects in Sludge Dewatering. / Keiding, Kristian; Rasmussen, Michael R.

    In: Advances in Environmental Research, Vol. 7, No. 3, 2003, p. 641-645.

    Publication: Research - peer-review › Journal article

  64. Published

    Rheological studies on novel high performance polyarylethersulfones. / Yu, Donghong; Hvidt, S.; Keiding, Kristian.

    Annual Transactions of the Nordic Rheological Society. 11. ed. Nordic Rheology Society, 2003. p. 81-87.

    Publication: Research › Article in proceeding

  65. 2002
  66. Published

    Dewatering Characteristics of Synthetic Sewage Sludges. / J. Harbour, Peter; Stickland, Anthony; J. Scales, Peter; Dixon, David; Keiding, Kristian.

    2002. Poster session presented at IWA-ENVIRO 2002 World Water Congress, Melbourne, Australia.

    Publication: Research › Poster

  67. Published

    Dewatering Characteristics of Synthetic Sewage Sludges.. / Harbour, Peter J.; Stickland, Anthony; Scales, Peter J.; Dixon, David; Keiding, Jens Kristian.

    2002.

    Publication: Research › Working paper

  68. Published

    Modelling pH in natural waters. / Sieleman, Morten; Andersen, Niels Peder Raj; Keiding, Kristian.

    In: Journal of Chemical Education, Vol. 79, No. 4, 2002, p. 528.

    Publication: Research - peer-review › Journal article

  69. Published

    Physico-chemical characteristics of full scale sewage sludges with implications to dewatering. / Mikkelsen, Lene Haugaard; Keiding, Kristian.

    In: Water Research, Vol. 36, No. 10, 2002, p. 2451-2462.

    Publication: Research › Journal article

  70. Published

    Precipitation of Humic Acid with Divalent Cations. / Andersen, Niels Peder Raj; Mikkelsen, Lene Haugaard; Keiding, Jens Kristian.

    In: Journal of the Chinese Institute of Chemical Engineers, Vol. 32, No. 6, 2002, p. 525-528.

    Publication: Research - peer-review › Journal article

  71. Published

    The shear sensitivity of activated sludge : an ealuation of the possibility for a standardized floc test. / Keiding, Kristian; Mikkelsen, Lene Haugaard.

    In: Water Research, Vol. 36, No. 12, 2002, p. 2931-2940.

    Publication: Research › Journal article

  72. 2001
  73. Published

    Effects of solids concentration on activated sludge deflocculation, conditioning and dewatering. / Mikkelsen, Lene Haugaard; Keiding, K.

    In: Water Science and Technology, Vol. 44, No. 2-3, 2001, p. 417-425.

    Publication: Research - peer-review › Journal article

  74. Published

    Monitoring and troubleshooting of non-filamentous settling and dewatering problems in an industrial activated sludge treatment plant. / Kjellerup, B. V.; Keiding, Kristian; Nielsen, Per Halkjær.

    In: Water Science and Technology, Vol. 44, No. 2-3, 2001, p. 155-162.

    Publication: Research - peer-review › Conference article in Journal

  75. Published

    Precipitation of Humic Acid with Divalent Cations. / Andersen, Niels Peder Raj; Mikkelsen, Lene Haugaard; Keiding, Kristian.

    2001. Poster session presented at Sludge Management in a new millenium, Taiwan.

    Publication: Research › Poster

  76. Published

    Precipitation of humic acid with divalent ions. / Andersen, Niels Peder Raj; Mikkelsen, Lene Haugaard; Keiding, Kristian.

    In: Journal of the Chinese Institute of Chemical Engineers, Vol. 32, No. 6, 2001, p. 525-528.

    Publication: Research - peer-review › Journal article

  77. Published

    Remember the water : a comment on EPS colligative properties. / Keiding, Kristian; Wybrandt, Lisbeth; Nielsen, Per Halkjær.

    In: Water Science and Technology, Vol. 43, No. 6, 2001, p. 17-23.

    Publication: Research - peer-review › Journal article

  78. 2000
  79. Published

    Anaerobic deflocculation and aerobic reflocculation of activated sludge. / Wilén, B.M.; Keiding, Kristian; Nielsen, Per Halkjær.

    In: Water Research, Vol. 34, No. 16, 2000, p. 3933-3942.

    Publication: Research - peer-review › Journal article

  80. Published

    Influence of microbial acitivity on the stability of activated sludge flocs. / Wilén, Britt-Marie; Nielsen, Jeppe Lund; Keiding, Kristian; Nielsen, Per Halkjær.

    In: Colloids and Surfaces B: Biointerfaces, Vol. 18, No. 2, 2000, p. 145-156.

    Publication: Research - peer-review › Journal article

  81. Published

    Monitoring and troubleshooting of nonfilamentous settling and dewatering problems in an industrial activated sludge treatment plant. / Kjellerup, B. V.; Keiding, K.; Nielsen, P. H.

    Aalborg : Aalborg University. Department of Mechanical Engineering, 2000.

    Publication: Research › Book

  82. 1999
  83. Published

    In situ ATR-FTIR Characterization of Organic Macromolecules Aggregated by Metallic Cations. / Quiles, F.; Burneau, A.; Keiding, K.

    Effect of Mineral-Organic-Microorganism Interactions on Soil and Freshwater Environments. ed. / Berthelin, J. ... (et al.) (ed.). Kluwer Academic Publishers, 1999. p. 133-142.

    Publication: Research › Article in proceeding

  84. 1998
  85. Published

    Disintegration of activated sludge flocs in presence of sulfide. / Nielsen, Per Halkjær; Keiding, Kristian.

    In: Water Research, Vol. 32, No. 2, 1998, p. 313-320.

    Publication: Research - peer-review › Journal article

  86. 1997
  87. Published

    Desorption of organic macromolecules from activated sludge: Effect of ionic composition. / Keiding, Kristian; Nielsen, Per Halkjær.

    In: Water Research, Vol. 31, No. 7, 1997, p. 1665-1672.

    Publication: Research - peer-review › Journal article

  88. Published

    Role of hydrophobicity in adhesion of the dissimilatory Fe(III)-reducing bacterium Shewanella alga to amorphous Fe(III) oxide. / Caccavo, F. Jr; Scamberger, P.C.; Keiding, Kristian; Nielsen, Per Halkjær.

    In: Applied and Environmental Microbiology, Vol. 63, No. 10, 1997, p. 3837-3843.

    Publication: Research - peer-review › Journal article

  89. 1996
  90. Published

    Changes in the composition of extracellular polymeric substances in activated sludge during anaerobic storage. / Nielsen, Per Halkjær; Frølund, B.; Keiding, Kristian.

    In: Applied Microbiology and Biotechnology, Vol. 44, No. 6, 1996, p. 823-830.

    Publication: Research - peer-review › Journal article

  91. Published

    Effects of colloidal stability on clarification and dewatering of activated sludge. / Mikkelsen, L.H.; Gotfredsen, A.K.; Agerbæk, M.L.; Nielsen, Per Halkjær; Keiding, Kristian.

    In: Water Science and Technology, Vol. 34, No. 3-4, 1996, p. 449-457.

    Publication: Research - peer-review › Journal article

  92. Published

    Extraction of extracellular polymers from activated sludge using a cation exchange resin. / Frølund, B.; Palmgren, R.; Keiding, Kristian; Nielsen, Per Halkjær.

    In: Water Research, Vol. 30, No. 8, 1996, p. 1749-1758.

    Publication: Research - peer-review › Journal article

  93. 1994
  94. Published

    Implementation of a HPLC-polystyrene divinyl benzene column for quantitative characterization of activated sludge exopolymer. / Frølund, Bente; Keiding, Kristian.

    In: Applied Microbiology and Biotechnology, Vol. 41, 1994, p. 708-716.

    Publication: Research › Journal article

  95. 1993
  96. Published

    A comparative study of biopolymers from a conventional and an advanced treatment plant. / Frølund, B.; Keiding, Kristian; Nielsen, Per Halkjær.

    1993. Poster session presented at 1. Int. Conf. on Microorg. in activated sludge and biofilm processes, Paris, France.

    Publication: Research › Poster

  97. Published

    Chemical, physical and microbial changes in activated sludge clarifiers. / Rasmussen, H.; Keiding, Kristian; Nielsen, Per Halkjær.

    1993. Poster session presented at 1. Int.Conf. on Microorg. in activated slugde and biofilm processes, Paris, France.

    Publication: Research › Poster

  98. Published

    On the origin of specifik resistance to filtration. / Lodahl Agerbæk, Mikkel; Keiding, Kristian.

    In: Water Science and Technology, Vol. 28, No. 1, 1993, p. 159-168.

    Publication: Research › Journal article

  99. 1991
  100. Published

    Effects of Intra-Particle Diffusion on Heavy Metal Adsorption/Desorption Kinetics. / Schrøder, O.; Keiding, Kristian.

    1991. Poster session presented at Effects of Intra-Particle Diffusion on Heavy Metal Adsorption/Desorption Kinetics, Davos, Switzerland.

    Publication: Research › Poster

  101. Published

    On the stability of activated sludge flocs with implications to dewatering. / Keiding, Kristian; Nielsen, Per Halkjær; Bruus, Jaob H.

    In: Water Research, Vol. 26, No. 12, 1991, p. 1598-1604.

    Publication: Research - peer-review › Journal article

  102. 1988
  103. Published

    Absolute Modelling of Urban Aerosols : Comparison of R-mode Procedures. / Keiding, Kristian; Sørensen, J.; Palmgren Jensen, F.

    In: Atmospheric Environment, Vol. 22, No. 4, 1988, p. 763-767.

    Publication: Research › Journal article

  104. 1987
  105. Published

    A receptor model for urban aerosols based on oblique factor analysis. / Keiding, Kristian; Sørensen, M.S.; Pind, N.

    In: Analytica Chimica Acta, Vol. 193, 1987, p. 295-307.

    Publication: Research › Journal article

  106. Published

    Chemometrics. / Keiding, Kristian; Sørensen, M.S; Pind, N.

    Proceedings of International Seminar on "Modern Methods of Aerosol Analysis". 1987.

    Publication: Research › Article in proceeding

  107. Published

    Determination of Source of Atmospheric Aersol in Copenhagen Based on Receptor Models. / Kronborg, D.; Palmgren Jensen, F.; Keiding, Kristian; Heidam, N. Z.

    In: Atmospheric Environment, Vol. 21, No. 9, 1987, p. 1877-1889.

    Publication: Research › Journal article

  108. Published

    Review of C.R. Brunner : Hazardous Air Emissions from Incineration. / Keiding, Kristian.

    In: Haikibutsu Gakkaishi, Vol. 5, No. 1, 1987.

    Publication: Research › Review article

  109. Published

    Spildevandstransport og urban regnafstrømning - perspektiver i forbindelse med regeringens miljøhandlingsplan. / Hvitved-Jacobsen, T.; Nielsen, Per Halkjær; Keiding, Kristian.

    Proceedings of a Seminar held by the Danish Academy of Technical Science. 1987.

    Publication: Research › Article in proceeding

  110. Published

    Urban Runoff Pollutant Removal in Wet-Detention Ponds. / Hvitved-Jacobsen, Thorkild; Keiding, Kristian; Yousef, Y. A.

    Proceedings of 4th International Conferrence on Urban Storm Drainage. 1987. p. 137-142.

    Publication: Research › Article in proceeding

  111. 1986
  112. Published

    Absolute Modelling of Urban Aerosol Elemental Composition by Factor Analysis. / Keiding, Kristian; Palmgren Jensen, F.; Heidam, N.Z.

    In: Analytica Chimica Acta, Vol. 181, 1986, p. 79-85.

    Publication: Research › Journal article

  113. Published

    Observations on Acidity and Ions in East Greenland Precipitation. / Keiding, Kristian; Heidam, N.Z.

    In: Tellus, Vol. 38, 1986, p. 345-352.

    Publication: Research › Journal article

  114. Published

    Uorganisk kemi og modeller : Miljø og luftbåren forurening. / Keiding, Kristian.

    Ikke angivet. Planlægningsrådet for Forskning, 1986.

    Publication: Research › Article in proceeding

  115. 1985
  116. Published

    Model for Quality Control and Precipitation Analysis. / Grundahl, L.; Keiding, Kristian.

    1985. Paper presented at Physico-Chemical Behavior of Atmospheric Pollutants CA-Cost 611, Montelibretti, Italy.

    Publication: Research › Paper without publisher/journal

  117. Published

    Reaktioner og kredsløb. / Keiding, Kristian.

    Air Pollution: an Introduction. ed. / J. Fenger. Teknisk Forlag, 1985. p. 5.

    Publication: Research › Book chapter

  118. 1983
  119. Published

    Analysis of SO2 in LMP. / Keiding, Kristian.

    MST-luft A-66. Risø, 1983.

    Publication: Research › Report chapter

  120. 1982
  121. Published

    The Presence of Nitro-PAH on Airborne Particulate Matter. / Keiding, Kristian; Nielsen, T.; Seitz, B.; Hansen, A. M.; Westerberg, B.

    Ikke angivet. Int. Symp. on PAH, Ohio, USA., 1982.

    Publication: Research › Article in proceeding

  122. 1981
  123. Published

    Analog Instrument for Oxidative and Reductive Potentiometric Stripping Analysis. / Keiding, Kristian; Christensen, J. K.; Kryger, L.; Rasmussen, J.; Skov, H. J.

    In: Analytical Chemistry, No. 53, 1981.

    Publication: Research - peer-review › Journal article

  124. Published

    Potentiometrisk Stripping Analyse, LMFK 6. / Keiding, Kristian.

    In: LMFK : meddelelser fra Matematiklærerforeningen, Fysiklærerforeningen, Kemilærerforeningen, Foreningen af Fysik- og Kemilærere ved Seminarierne og Naturfagslærerforeningen, No. 6, 1981.

    Publication: Research › Journal article

  125. 1979
  126. Published

    KH-rapporten - projektrapport vedr. N-acylglyciners bestemmelse med GC-MS. / Keiding, Kristian.

    Aarhus Kommunehospital, 1979.

    Publication: Research › Report

  127. Published

    N-Acylglycines: Gaschromatografic Mass-Spectrometric Identification and Determination in Urine by Selected Ion Monitoring. / Keiding, Kristian; Gregersen, G.; Kølvraa, S.

    In: Biomedical Mass Spectrometri, Vol. 6, No. 10, 1979.

    Publication: Research - peer-review › Journal article

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