Karl-Gustav Wahlund

Sökresultat

• 2014

  Improved terminology for experimental field-flow fractionation.

  Wahlund, K.-G., 2014, I: Analytical and Bioanalytical Chemistry. 406, 6, s. 1579-1583

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review
• 2011

  Comments on the separation efficiency of asymmetrical flow field-flow fractionation in channels of constant channel and crossflow velocities leading to constant separation efficiency.

  Wahlund, K.-G., 2011, I: Journal of chromatography. A. 1218, 38, s. 6848-6850

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Flow Field 100%
  • Velocity 100%
  • Separation Efficiency 100%
  • Field Flow Fractionation 100%
  • Flow Velocity 33%

• Size separations of starch of different botanical origin studied by asymmetrical-flow field-flow fractionation and multiangle light scattering.

  Wahlund, K.-G., Leeman, M. & Santacruz, S., 2011, I: Analytical and Bioanalytical Chemistry. 399, s. 1455-1465

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Light Scattering 100%
  • Field Flow Fractionation 100%
  • Starch 100%
  • Hydrodynamics 25%
  • Population Size 25%
• 2008

  Macromolecular geometries determined with field-flow fractionation and their impact on the overlap concentration.

  Rojas, C., Wahlund, K.-G., Bergenståhl, B. & Nilsson, L., 2008, I: Biomacromolecules. 9, 6, s. 1684-1690

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Field Flow Fractionation 100%
  • Flow Distribution 100%
  • Conformation 75%
  • Flow Field 75%
  • Macromolecule 50%
• 2007

  Competitive adsorption of a polydisperse polymer during emulsification: Experiments and modeling

  Nilsson, L., Leeman, M., Wahlund, K.-G. & Bergenståhl, B., 2007, I: Langmuir. 23, 5, s. 2346-2351

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Experiments 100%
  • Polymers 100%
  • Adsorption 100%
  • Turbulent Flow 40%
  • Models 20%

• Complex analytical approach to characterization of the influence of carbon dioxide concentration on carbohydrate composition in Norway spruce needles

  Cabalkova, J., Wahlund, K.-G. & Chmelik, J., 2007, I: Journal of Chromatography A. 1148, 2, s. 189-199

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Carbon Dioxide 100%
  • Characterization 100%
  • Mass Spectrometry 100%
  • Concentration 100%
  • Phase Composition 100%

• Molar mass and rheological characterisation of an exopolysaccharide from Pediococcus damnosus 2.6

  Lambo, A., Leeman, M., Wahlund, K.-G., Nyman, M., Öste, R. & Larsson, H., 2007, I: Carbohydrate Polymers. 68, 3, s. 577-586

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Cereal 100%
  • Pediococcus 100%
  • Food 50%
  • Light Scattering 50%
  • Field Flow Fractionation 50%
• 2006

  High-speed separation and size characterization of wheat and barley starch granules by lift-hyperlayer asymmetrical flow field-flow fractionation in synergy with SPLITT fractionation

  Contado, C. & Wahlund, K.-G., 2006, I: Stärke. 58, 3-4, s. 140-154

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Fields 100%
  • Starch Granule 100%
  • Wheat Starch 100%
  • Fractionation 100%
  • Field Flow Fractionation 100%

• Homogenization-induced degradation of hydrophobically modified starch determined by asymmetrical flow field-flow fractionation and multi-angle light scattering

  Modig, G., Nilsson, L., Bergenståhl, B. & Wahlund, K.-G., 2006, I: Food Hydrocolloids. 20, 7, s. 1087-1095

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Multiangle Light Scattering 100%
  • Field Flow Fractionation 100%
  • Starch 100%
  • Fields 100%
  • Modified Starch 100%

• Influence of jet-cooking temperature and ionic strength on size and structure of cationic potato amylopectin starch as measured by asymmetrical flow field-flow fractionation multi-angle light scattering

  Modig, G., Nilsson, P. & Wahlund, K.-G., 2006, I: Stärke. 58, 2, s. 55-65

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Multiangle Light Scattering 100%
  • Field Flow Fractionation 100%
  • Starch 100%
  • Potato 100%
  • Light Scattering 100%

• Mechanical degradation and changes in conformation of hydrophobically modified starch

  Nilsson, L., Leeman, M., Wahlund, K.-G. & Bergenståhl, B., 2006, I: Biomacromolecules. 7, 9, s. 2671-2679

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Flow Condition 100%
  • Flow Field 100%
  • Field Flow Fractionation 100%
  • Conformation 100%
  • Macromolecule 100%

• NMR, cloud-point measurements and enzymatic depolymerization: Complementary tools to investigate substituent patterns in modified celluloses

  Fitzpatrick, F., Schagerlöf, H., Andersson, T., Richardson, S., Tjerneld, F., Wahlund, K.-G. & Wittgren, B., 2006, I: Biomacromolecules. 7, 10, s. 2909-2917

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Cloud Point 100%
  • Depolymerization 100%
  • Substituent 100%
  • Cellulose 100%
  • Nuclear Magnetic Resonance Spectroscopy 100%

• On-line capillary based quantitative analysis of a heterocyclic amine in human urine

  Viberg, P., Wahlund, K.-G. & Skog, K., 2006, I: Journal of Chromatography A. 1133, 1-2, s. 347-352

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Food 100%
  • Heterocyclic Amine 100%
  • Milk 50%
  • Mass Spectrometry 50%
  • Cooking 50%

• Programmed cross flow asymmetrical flow field-flow fractionation for the size separation of pullulans and hydroxypropyl cellulose

  Leeman, M., Wahlund, K.-G. & Wittgren, B., 2006, I: Journal of Chromatography A. 1134, 1-2, s. 236-245

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Cellulose 100%
  • Field Flow Fractionation 100%
• 2005

  Derivatization using dimethylamine for tandem mass spectrometric structure analysis of enzymatically and acidically depolymerized methyl cellulose

  Momcilovic, D., Schagerlöf, H., Röme, D., Jornten-Karlsson, M., Karlsson, K., Wittgren, B., Tjerneld, F., Wahlund, K.-G. & Brinkmalm, G., 2005, I: Analytical Chemistry. 77, 9, s. 2948-2959

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Analytical Method 100%
  • Derivatization 100%
  • Tandem Mass Spectrometry 100%
  • Matrix-Assisted Laser Desorption-Ionization 57%
  • Molecule 42%

• Improved chemical analysis of cellulose ethers using dialkylamine derivatization and mass spectrometry

  Momcilovic, D., Schagerlöf, H., Wittgren, B., Wahlund, K.-G. & Brinkmalm, G., 2005, I: Biomacromolecules. 6, 5, s. 2793-2799

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Cellulose 100%
  • Oligosaccharide 100%
  • Phase Composition 100%
  • Mass Spectrometry 100%
  • Derivatization 100%

• Improved matrix-assisted laser desorption/ionisation sample preparation of a partially depolymerised cellulose derivative by continuous spray deposition and interfacing with size-exclusion chromatography

  Momcilovic, D., Wahlund, K.-G., Wittgren, B. & Brinkmalm, G., 2005, I: Rapid Communications in Mass Spectrometry. 19, 7, s. 947-954

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Sample Preparation 100%
  • Matrix-Assisted Laser Desorption-Ionization 100%
  • Size Exclusion Chromatography 100%
  • Cellulose Derivatives 100%
  • Spraying Apparatus 100%

• NIR spectroscopy on moving solids using a scanning grating spectrometer - impact on multivariate process analysis

  Andersson, M., Svensson, O., Folestad, S., Josefson, M. & Wahlund, K.-G., 2005, I: Chemometrics and Intelligent Laboratory Systems. 75, 1, s. 1-11

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Procedure 100%
  • Spectroscopy 100%
  • Analytical Method 100%
  • Solid 100%
  • Near Infrared Spectroscopy 100%
• 2004

  Direct molecular weight determination in the evaluation of dissolution methods for unreduced glutenin

  Arfvidsson, C., Wahlund, K.-G. & Eliasson, A.-C., 2004, I: Journal of Cereal Science. 39, 1, s. 1-8

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Sodium 100%
  • Wheat 50%
  • Light Scattering 50%

• Size and Structure Characterization of Ethylhydroxyethyl Cellulose by the Combination of Field-Flow Fractionation with Other Techniques. Investigation of Ultralarge Components

  Andersson, M., Wittgren, B., Schagerlöf, H., Momcilovic, D. & Wahlund, K.-G., 2004, I: Biomacromolecules. 5, 1, s. 97-105

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Procedure 100%
  • Particle Size 100%
  • Cellulose 100%
  • Field Flow Fractionation 100%
  • Characterization 100%
• 2003

  Accuracy in multiangle light scattering measurements for molar mass and radius estimations. Model calculations and experiments.

  Andersson, M., Wittgren, B. & Wahlund, K.-G., 2003, I: Analytical Chemistry. 75, 16, s. 4279-4291

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Models 100%
  • Scattering 100%
  • Experiments 100%
  • Accuracy 100%
  • Procedure 100%

• Development of asymmetrical flow field-flow fractionation-multi angle laser light scattering analysis for molecular mass characterization of cationic potato amylopectin

  Lee, S., Nilsson, P.-O., Nilsson, G. S. & Wahlund, K.-G., 2003, I: Journal of Chromatography A. 1011, 1-2, s. 111-123

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Development 100%
  • Scattering 100%
  • Laser Light 100%
  • Flow Field 100%
  • Molecular Mass 100%

• Enhanced Ribosome and tRNA Contents in Escherichia coli Expressing a Truncated Vitreoscilla Hemoglobin Mutant Analyzed by Flow Field-Flow Fractionation

  Andersson, C., Arfvidsson, C., Kallio, P. T., Wahlund, K.-G. & Bülow, L., 2003, I: Biotechnology Letters. 25, 18, s. 1499-1504

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Mutant 100%
  • Field Flow Fractionation 100%
  • Vitreoscilla 100%
  • Ribosome 100%
  • Transfer RNA 100%

• Mass overloading in the flow field-flow fractionation channel studied by the behaviour of the ultra-large wheat protein glutein.

  Arfvidsson, C. & Wahlund, K.-G., 2003, I: Journal of Chromatography A. 1011, 1-2, s. 99-109

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Wheat 100%
  • Field Flow Fractionation 100%
  • Fields 100%
  • Wheat Protein 100%
  • Light Scattering 25%

• Sample preparation effects in matrix-assisted laser desorption/ionisation time-of-flight mass spectrometry of partially depolymerised carboxymethyl cellulose

  Momcilovic, D., Wittgren, B., Wahlund, K.-G., Karlsson, J. & Brinkmalm, G., 2003, I: Rapid Communications in Mass Spectrometry. 17, 11, s. 1107-1115

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Matrix Assisted Laser Desorption Ionization - Time of Flight (MALDI-TOF) 100%
  • Sample Preparation 100%
  • Critical Micelle Concentration 100%
  • Pressure 25%
  • Spectra 25%

• Sample preparation effects in matrix-assisted laser desorption/ionisation time-of-flight mass spectrometry of partially depolymerised methyl cellulose

  Momcilovic, D., Wittgren, B., Wahlund, K.-G., Karlsson, J. & Brinkmalm, G., 2003, I: Rapid Communications in Mass Spectrometry. 17, 11, s. 1116-1124

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Matrix Assisted Laser Desorption Ionization - Time of Flight (MALDI-TOF) 100%
  • Sample Preparation 100%
  • Solubility 28%
  • Water Type 14%
  • Analytical Method 14%

• Time-minimized determination of ribosome and tRNA levels in bacterial cells using flow field-flow fractionation.

  Arfvidsson, C. & Wahlund, K.-G., 2003, I: Analytical Biochemistry. 313, 1, s. 76-85

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Bacterial Cell 100%
  • Ribosome 100%
  • Field Flow Fractionation 100%
  • Escherichia coli 100%
  • Cell Cultivation 50%
• 2002

  Expression of double Vitreoscilla hemoglobin enhances growth and alters ribosome and tRNA levels in Escherichia coli

  Roos, V., Andersson, C., Arfvidsson, C., Wahlund, K.-G. & Bülow, L., 2002, I: Biotechnology Progress. 18, 3, s. 652-656

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Gene 100%
  • Hemoglobins 100%
  • Transfer RNA 100%
  • Ribosome 100%
  • Escherichia coli 100%

• Molecular mass distribution analysis of ethyl(hydroxyethyl)cellulose by size-exclusion chromatography with dual light-scattering and refractometric detection

  Porsch, B., Andersson, M., Wittgren, B. & Wahlund, K.-G., 2002, I: Journal of Chromatography A. 946, 1-2, s. 69-81

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Particle Size 100%
  • Analytical Method 100%
  • Molecular Mass 100%
  • Cellulose 100%
  • Ethyl 100%

• Polysaccharide characterization by flow field-flow fractionation-multiangle light scattering: Initial studies of modified starches

  Wittgren, B., Wahlund, K.-G., Andersson, M. & Arfvidsson, C., 2002, I: International Journal of Polymer Analysis and Characterization. 7, 1-2, s. 19-40

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Light Scattering 100%
  • Field Flow Fractionation 100%
  • Polysaccharides Characterization 100%
  • Multiangle Light Scattering 100%
  • Starch 100%

• Size separation of supermicrometer particles in asymmetrical flow field-flow fractionation. Flow conditions for rapid elution

  Wahlund, K.-G. & Zattoni, A., 2002, I: Analytical Chemistry. 74, 21, s. 5621-5628

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Particle Size 100%
  • Flow Condition 100%
  • Flow Field 100%
  • Size Range 100%
  • Field Flow Fractionation 100%
• 2000

  Analysis of film coating thickness and surface area of pharmaceutical pellets using fluorescence microscopy and image analysis

  Andersson, M., Holmquist, B., Lindquist, J., Nilsson, O. & Wahlund, K.-G., 2000, I: Journal of Pharmaceutical and Biomedical Analysis. 22, 2, s. 325-339

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review
• 1999

  Response factors of organochlorine compounds in the electrolytic conductivity detector

  Mu, H., Wesén, C., Odenbrand, I. & Wahlund, K.-G., 1999, I: Journal of Chromatography A. 849, 1, s. 285-292

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Temperature 100%
  • Detector 100%
  • Conductivity 100%
  • Fatty Acids 100%
  • Gas Flow 50%
• 1996

  Pol(ethylene glycol) Graft Copolymers Containing Carboxylic Acid Groups: Aggregation and Viscometric Properties in Aqueous Solution

  Dérand, H., Wesslén, B., Wittgren, B. & Wahlund, K.-G., 1996, I: Macromolecules. 29, 27, s. 8770-8775

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Agglomeration 100%
  • Ethylene 100%
  • Carboxylic Acid 100%
  • Glycol 100%
  • Solution 100%

• Size characterization of a charged amphiphilic copolymer in solutions of different salts and salt concentrations using flow field-flow

  Wittgren, B., Wahlund, K.-G., Dérand, H. & Wesslén, B., 1996, I: Langmuir. 12, 25, s. 5999-6005

  Forskningsoutput: Tidskriftsbidrag › Artikel i vetenskaplig tidskrift › Peer review

  • Polymer 100%
  • Copolymer 100%
  • Flow Field 100%
  • Salt Concentration 100%
  • Agglomeration 83%