1. H. Zhang, X. Zhang, Microalgal harvesting using foam flotation: a critical review, Biomass Bioenergy, 120 (2019) 176–188.
  2. H. Kamyab, M.F. Md Din, M. Ponraj, A. Keyvanfar, S. Rezania, S.M. Taib, M.Z. Abd Majid, Isolation and screening of microalgae from agro-industrial wastewater (POME) for biomass and biodiesel sources, Desal. Water Treat., 57 (2016) 29118–29125.
  3. M. Alhattab, M.S.-L. Brooks, Optimization of Chlorella saccharophila harvesting by surfactant-aided dispersed air flotation for biodiesel production processes, Biomass Bioenergy, 134 (2020) 105472, doi: 10.1016/j.biombioe.2020.105472.
  4. H.Y. Zhang, Y. Ou, T. Chen, L. Yang, Z.C. Hu, Harvesting Chlorella vulgaris via rapid sedimentation induced by combined coagulants and tapered shear, Biotechnol. Lett., 40 (2018) 697–702.
  5. C.B. Wang, Q.J. Cai, B. Feng, S.S. Feng, C.C. Tian, X.M. Jiang, X.Q. Wu, B.D. Xiao, Improving the performance of shipboard rotary drum filters in the removal of cyanobacterial blooms by cationic polyacrylamide flocculation, Sep. Purif. Technol., 215 (2019) 660–669.
  6. X. Chen, C. Huang, T. Liu, Harvesting of microalgae Scenedesmus sp. using polyvinylidene fluoride microfiltration membrane, Desal. Water Treat., 45 (2012) 177–181.
  7. Y.S.H. Najjar, A. Abu-Shamleh, Harvesting of microalgae by centrifugation for biodiesel production: a review, Algal Res., 51 (2020) 102046, doi: 10.1016/j.algal.2020.102046.
  8. C. Wang, Y. Yang, J. Hou, P. Wang, L. Miao, X. Wang, L. Guo, Optimization of cyanobacterial harvesting and extracellular organic matter removal utilizing magnetic nanoparticles and response surface methodology: a comparative study, Algal Res., 45 (2020) 101756, doi: 10.1016/j.algal.2019.101756.
  9. I.A. Matter, V.K.H. Bui, M. Jung, J.Y. Seo, Y.-E. Kim, Y.-C. Lee, Y.-K. Oh, Flocculation harvesting techniques for microalgae: a review, Appl. Sci.-Basel, 9 (2019) 3069, doi: 10.3390/app9153069.
  10. P. Aparecida Pera do Amara, L.A. Coral, M.E. Nagel-Hassemer, T.J. Belli, F.R.J.D. Lapolli, Association of dissolved air flotation (DAF) with microfiltration for cyanobacterial removal in water supply, Desal. Water Treat., 51 (2013) 1664–1671.
  11. T. Ndikubwimana, J. Chang, Z. Xiao, W. Shao, X. Zeng, I.S. Ng, Y. Lu, Flotation: a promising microalgae harvesting and dewatering technology for biofuels production, Biotechnol. J., 11 (2016) 315–326.
  12. J. Ye, J. Sha, Q. Liu, X. Zhang, Q. Hu, Y. Chen, Influence of growth phase on the harvesting of Scenedesmus acuminatus using ultrafiltration, Sci. Total Environ., 660 (2019) 25–31.
  13. X. Sun, C. Wang, Y. Tong, W. Wang, J. Wei, Microalgae filtration by UF membranes: influence of three membrane materials, Desal. Water Treat., 52 (2014) 5229–5236.
  14. S. Shao, Y. Wang, D. Shi, X. Zhang, C.Y. Tang, Z. Liu, J. Li, Biofouling in ultrafiltration process for drinking water treatment and its control by chlorinated-water and pure water backwashing, Sci. Total Environ., 644 (2018) 306–314.
  15. S. Sawayama, T. Minowa, S.Y. Yokoyama, Possibility of renewable energy production and CO2 mitigation by thermochemical liquefaction of microalgae, Biomass Bioenergy, 17 (1999) 33–39.
  16. S.F. Han, W. Jin, R. Tu, S.H. Gao, X. Zhou, Microalgae harvesting by magnetic flocculation for biodiesel production: current status and potential, World J. Microbiol. Biotechnol., 36 (2020) 105, doi: 10.1007/s11274-020-02884-5.
  17. J. Ma, W. Xia, X. Fu, L. Ding, Y. Kong, H. Zhang, K. Fu, Magnetic flocculation of algae-laden raw water and removal of extracellular organic matter by using composite flocculant of Fe3O4/cationic polyacrylamide, J. Cleaner Prod., 248 (2020) 119276, doi: 10.1016/j.jclepro.2019.119276.
  18. Z.Q. Huang, C. Cheng, Z.W. Liu, W.H. Luo, H. Zhong, G.C. He, C.L. Liang, L.Q. Li, L.Q. Deng, W. Fu, Gemini surfactant: a novel flotation collector for harvesting of microalgae by froth flotation, Bioresour. Technol., 275 (2019) 421–424.
  19. Y. Watanabe, Flocculation and me, Water Res., 114 (2017) 88–103.
  20. C. Wan, M.A. Alam, X.-Q. Zhao, X.-Y. Zhang, S.-L. Guo, S.-H. Ho, J.-S. Chang, F.-W. Bai, Current progress and future prospect of microalgal biomass harvest using various flocculation technologies, Bioresour. Technol., 184 (2015) 251–257.
  21. S. Lama, K. Muylaert, T.B. Karki, I. Foubert, R.K. Henderson, D. Vandamme, Flocculation properties of several microalgae and a cyanobacterium species during ferric chloride, chitosan and alkaline flocculation, Bioresour. Technol., 220 (2016) 464–470.
  22. R. Šulc, P. Ditl, The effect of process conditions on the flocculation process occurring in an agitated vessel, Pol. J. Chem. Technol., 14 (2012) 88, doi: 10.2478/v10026-012-0090-5.
  23. D.S. de Oliveira, C.B. Donadel, Mathematical modelling and analysis of the flocculation process in low retention time hydraulic flocculators, Water SA, 45 (2019) 1–11.
  24. E. Carissimi, J. Rubio, The flocs generator reactor-FGR: a new basis for flocculation and solid–liquid separation, Int. J. Miner. Process., 75 (2005) 237–247.
  25. D.S. de Oliveira, E.C. Teixeira, Experimental evaluation of helically coiled tube flocculators for turbidity removal in drinking water treatment units, Water SA, 43 (2017) 378–386.
  26. P.T. Spicer, S.E. Pratsinis, Coagulation and fragmentation: universal steady-state particle-size distribution, AICHE J., 42 (1996) 1612–1620.
  27. J. Rubio, E. Carissimi, J.J. Rosa, Flotation in water and wastewater treatment and reuse: recent trends in Brazil, Int. J. Environ. Pollut., 30 (2007) 197–212.
  28. H.Y. Zhang, Z. Lin, D.Y. Tan, C.H. Liu, Y.L. Kuang, Z. Li, A novel method to harvest Chlorella sp. by co-flocculation/air flotation, Biotechnol. Lett., 39 (2017) 79–84.
  29. T.S. Aktas, F. Takeda, C. Maruo, N. Chiba, O. Nishimura, A comparison of zeta potentials and coagulation behaviors of cyanobacteria and algae, Desal. Water. Treat., 48 (2012) 294–301.
  30. T.R. Camp, P.C. Stein, Velocity gradients and internal work in fluid motion, J. Bsn. Soc. Civ. Eng., 30 (1943) 219–237.
  31. H. Zhang, C. Liu, Y. Ou, T. Chen, L. Yang, Z. Hu, Development of a helical coagulation reactor for harvesting microalgae, J. Biosci. Bioeng., 127 (2019) 447–450.
  32. D.N. Thomas, S.J. Judd, N. Fawcett, Flocculation modelling: a review, Water Res., 33 (1999) 1579–1592.
  33. M.G. Rasteiro, F.A. Garcia, D. Hunkeler, I. Pinheiro, Evaluation of the performance of dual polyelectrolyte systems on the re-flocculation ability of calcium carbonate aggregates in turbulent environment, Polymers, 8 (2016) 174, doi: 10.3390/ polym8050174.