Results 21 to 30 of about 120,811 (351)

Catalytic ozonation for the removal of reactive black 5 (RB-5) dye using zeolites modified with CuMn2O4/gC3N4 in a synergic electro flocculation-catalytic ozonation process

open access: yesWater Science and Technology, 2021
This study aims to investigate the decolourization efficiency of reactive black 5 (RB-5) dye by using CuMn2O4/gC3N4 coated zeolites (zeolite 4A) for the first time in a hybrid electro-flocculation-catalytic ozonation process. A comparison between various
Amir Ikhlaq   +6 more
doaj   +1 more source

Deciphering the transcriptional-regulatory network of flocculation in Schizosaccharomyces pombe.

open access: yesPLoS Genetics, 2012
In the fission yeast Schizosaccharomyces pombe, the transcriptional-regulatory network that governs flocculation remains poorly understood. Here, we systematically screened an array of transcription factor deletion and overexpression strains for ...
Eun-Joo Gina Kwon   +5 more
doaj   +1 more source

Flocculation and settling behavior of unclassified tailings based on measurement of floc chord length

open access: yes工程科学学报, 2020
Deep-cone thickening of unclassified tailings is one of the key technologies in the field of cemented paste backfill. Flocculation and settling behavior of unclassified tailings constitute key research topics of the deep-cone thickening technology. Based
Zhu-en RUAN   +4 more
doaj   +1 more source

The flocculation process of Chlorella sp. using chitosan as a bio-flocculant: Optimization of operating conditions by response surface methodology

open access: yesCurrent Research in Green and Sustainable Chemistry, 2022
The flocculation efficiency and biomass recovery are key characteristics to consider and measure when researching solid–liquid separation during the harvesting process of Chlorella sp. microalgae.
H. Hadiyanto   +3 more
doaj   +1 more source

Contribution to the study of flocculation of digestate [PDF]

open access: yes, 2015
The paper deals with the intensification of separating the solid phase of digestate using flocculants only. The separated solid phase should subsequently be used in agriculture for fertilising.
Heviánková, Silvie   +3 more
core   +1 more source

Evaluation of flocculation performance of polysaccharide-protamine complex flocculant by flocculation model

open access: yesBiochemical Engineering Journal, 2022
Flocculation experiments were conducted with three kinds of polysaccharide-protamine complex flocculants. Alginate, κ-carrageenan, and pectin were used as typical polysaccharides. The polysaccharides have carboxyl and sulfate groups, and it can be considered that the polysaccharides could bind basic protein, such as protamine, at around the neutral pH (
Maruyama, Hideo, Seki, Hideshi
openaire   +2 more sources

LAMMER Kinase Lkh1 Is an Upstream Regulator of Prk1-Mediated Non-Sexual Flocculation in Fission Yeast

open access: yesMycobiology, 2018
The cation-dependent galactose-specific flocculation activity of the Schizosaccharomyces pombe null mutant of lkh1+, the gene encoding LAMMER kinase homolog, has previously been reported by our group.
Yoon-Dong Park   +3 more
doaj   +1 more source

Assessing the effects of operating parameters on flocculation of Chlorella vulgaris using bioflocculants extracted from miscellaneous waste biomass [PDF]

open access: yesE3S Web of Conferences, 2021
Harvesting of microalgae is one of the main challenges in the production of biodiesel due to the small cell size of microalgae cells. Chemical flocculants have been generally used in the harvesting of microalgae, but they are harmful to the environment ...
Ng Zhi Min   +7 more
doaj   +1 more source

Enhanced flocculation with double flocculants

open access: yesColloids and Surfaces A: Physicochemical and Engineering Aspects, 1993
Abstract Flocculation of alumina was investigated in this study with polystyrene sulfonate and cationic polyacrylamide as polymers, alone and in combinations with each other. When used alone, polystyrene sulfonate showed some limited flocculation, while cationic polyacrylamide did not produce any flocculation of the alumina powder.
Xiang Yu, P. Somasundaran
openaire   +1 more source

FLOCCULATION BIOREACTORS [PDF]

open access: yes, 2010
One of the main goals of bioprocess engineering is to increase the productivity of biotechnological processes and a vigorous progress has been observed in that field over the last decades. Fermentation based processes are not an exception and, in order to achieve those objectives, techniques such as the use of high cell density systems have been ...
Vicente, A. A.   +2 more
openaire   +2 more sources

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