Results 21 to 30 of about 42,317 (169)

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

A novel chimaeric flocculation protein enhances flocculation in Saccharomyces cerevisiae

open access: yesMetabolic Engineering Communications, 2018
Yeast flocculation is the reversible formation of multicellular complexes mediated by lectin-like cell wall proteins binding to neighbouring cells. Strong flocculation can improve the inhibitor tolerance and fermentation performance of yeast cells in ...
Johan O. Westman   +4 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

Clay Flocculation Effect on Microbial Community Composition in Water and Sediment

open access: yesFrontiers in Environmental Science, 2018
Clay-based flocculation techniques have been developed to mitigate harmful algal blooms; however, the potential ecological impacts on the microbial community are poorly understood.
Chunyi Chen   +15 more
doaj   +1 more source

The peculiar flocculation characteristics of Torulaspora delbrueckii

open access: yesThe Microbe
The flocculation capacity of yeast is of great interest in the beverage industry, such as winemaking, as it facilitates wine clarification and reduces the need for costly subsequent processing steps. Our group isolated T.
Angelo Gava   +2 more
doaj   +1 more source

Purification of bathing wastewater by double suspended layer fluidized bed reactor

open access: yesWater Science and Technology, 2022
An external radial magnetic field and built-in stainless steel balls formed a magnetic suspended layer (MSL), as observed in this study. Under the condition of crossflow inflow, the flocculating agent and coagulant aids form a flocculated particles ...
YunXiao Ban
doaj   +1 more source

Consolidation characteristics of high-water-content slurries improved by flocculation-enhanced surcharge (vacuum) preloading method

open access: yesFrontiers in Materials, 2023
The high volume and unfavorable properties of high-water-content slurries make their treatment difficult and costly. Improving the slurries through prefabricated drains combined with surcharge or vacuum preloading represents an environmental and economic
Chao Han   +5 more
doaj   +1 more source

Effect of flocculation on turbidity currents

open access: yesFrontiers in Earth Science, 2022
Flocculation between inorganic sediment, salt ions and microscopic organic matter present in the marine environment might play an important role in the dynamics of turbidity currents.
W. Ali   +5 more
doaj   +1 more source

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