Results 31 to 40 of about 1,662,372 (302)

The Effects of Enzymes, Species, and Storage of Raw Material on Physicochemical Properties of Protein Hydrolysates from Whitefish Heads

open access: yesMarine Drugs, 2023
The rest raw materials of whitefish have great potential for increased utilisation and value creation. Whitefish heads have a high protein content and should be considered a healthy protein source for the growing population’s demands for sustainable ...
Jannicke Fugledal Remme   +5 more
doaj   +1 more source

Light Scattering of High Polymer Solutions [PDF]

open access: yes, 1946
In principle it is possible to determine the molecular weight distribution of a high polymer, containing no excessively large molecules, from interpretation of its light scattering in solutions at various concentrations.
Badger, Richard M.   +2 more
core   +1 more source

Molecular Weight Distribution of Proteins [PDF]

open access: yesNature, 1946
THE recent publication1 of an examination of Svedberg's theory of molecular weight distribution, in which the theory is considered to be invalid, suggests that a treatment, similar in some of its details, might be of interest. This was prepared in 19442, and the conclusions agree with those of Johnston, Longuet-Higgins and Ogston1, and with those of ...
openaire   +2 more sources

Effect of different ligands on the controlled polymerization of monodisperse polystyrene nanospheres by atom transfer radical polymerization in an aqueous emulsion

open access: yeseXPRESS Polymer Letters, 2012
Polystyrene nanospheres have been synthesized by atom transfer radical polymerization (ATRP) to control the molecular weight distribution in the aqueous system. The crucial factor in such a system is the ligand that adjusts the solubility of the catalyst
E. J. Tang   +6 more
doaj   +1 more source

SEC2MWD: A MATLAB toolbox for derivation of molecular weight distributions from size exclusion chromatography

open access: yesSoftwareX
Size exclusion chromatography (SEC) is a type of liquid chromatography used for separating molecules based on their size. The pipeline for converting a raw chromatogram to a molecular weight distribution involves multiple steps and require various ...
Ingrid Måge   +2 more
doaj   +1 more source

The molecular weight (MW) and molecular weight distribution (MWD) of NR from different age and clone Hevea trees [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2005
NR-latex was tapped from different age and clone Hevea trees. The latex of virgin started from 3 years trees was transesterified to reduce the branching molecules. The molecular weight (MW) and molecular weight distribution (MWD) of rubber molecules were
Saovanee Kovuttikulrangsie   +1 more
doaj  

Effects of Molecular Iodine and 4-tert-Butylcatechol Radical Inhibitor on the Radical Polymerization of Styrene [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2017
The presence of molecular iodine was studied in relation the molecular weight and molecular weight distribution of polystyrene, produced by radical poly merization.
Mojtaba Bozorg   +2 more
doaj   +1 more source

Influence of enzymatic and acidic demethoxylation on structure formation in sugar containing citrus pectin gels [PDF]

open access: yes, 2018
Aim of the present study was to investigate the impact of different demethoxylation methods and the co-occuring side effects on the molecular properties and structure formation in pectin gels.
Drusch, Stephan   +2 more
core   +1 more source

Employing Moment Equations Model to Study the Effect of Different Active Centers on Homopolymerization Kinetics of Ethylene [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2008
Ethylene was homopolymerized over Ziegler-Natta catalyst and the homopolymerization was modeled using moment equations. Mechanism was modeled according to five different reaction centers of catalyst.
M. Salami-Kalajahi   +3 more
doaj   +1 more source

Zeolite-Containing Co Catalysts for Fischer–Tropsch Synthesis with Tailor-Made Molecular-Weight Distribution of Hydrocarbons

open access: yesReactions, 2023
The review is dedicated to the topical field of research aimed at creating catalysts combining several types of active sites. At the same time, the composition of Fischer–Tropsch synthesis (FTS) products can be controlled by changing the strength and ...
Lilia Sineva   +3 more
doaj   +1 more source

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