1. J.J. Qin, B. Liberman, K.A. Kekre, Direct osmosis for reverse osmosis fouling control: principles, applications and recent developments, Open Chem. Eng. J., 3 (2009) 8–16.
  2. G. Ducom, C. Cabassud, Possible effects of air sparging for nanofiltration of salted solutions, Desalination, 156 (2003) 267–274.
  3. J.Q.J.C. Verberk, J.C. Dijk, Air sparging in capillary nanofiltration, J. Membr. Sci., 284 (2006) 339–351.
  4. E.R. Cornelissen, J.S. Vrouwenvelder, S.G.J. Heijman, X.D. Viallefont, D. Van der Kooij, L.P. Wessels, Periodical air/water cleaning for control of biofouling in spiral wound membrane elements, J. Membr. Sci., 287 (2006) 94–101.
  5. J.P. Chen, S.L. Kim, Y.P. Ting, Optimization of membrane physical and chemical cleaning by a statistically designed approach, J. Membr. Sci., 219 (2003) 27–45.
  6. J. Qina, M. Htun Oo, K.A. Kekre, B. Liberman, Development of novel backwash cleaning technique for reverse osmosis in reclamation of secondary effluent, J. Membr. Sci., 346 (2010) 8–14.
  7. K.S. Spiegler, J.H. Macleish, Molecular (osmotic and electroosmotic) backwash of cellulose acetate hyperfiltration membranes, J. Membr. Sci., 8 (1981) 173–192.
  8. A. Sagiv, R. Semiat, Backwash of RO spiral wound membranes, Desalination, 179 (2005) 1–9.
  9. N. Avraham, C. Dosoretz, R. Semiat, Osmotic backwash process in RO membranes, Desalination, 199 (2006) 387–389.
  10. A. Sagiv, N. Avraham, C.G. Dosoretz, R. Semiat, Osmotic backwash mechanism of reverse osmosis membranes, J. Membr. Sci., 322 (2008) 225–233.
  11. B. Liberman, Direct Osmosis Cleaning, Patent application, WO 2004/062774 (2004) and US Patent Application 20070246425, 2007.
  12. I. Liberman, RO Membrane Cleaning Method, PCT, WO 2005/123232 A2 0181497, 2005.
  13. I. Liberman, RO Membrane Cleaning Method, US Patent Application, 20070181497, 2007.
  14. Q. Ge, J. Su, G.L. Amy, T.S. Chung, Exploration of polyelectrolytes as draw solutes in forward osmosis processes, Water Res., 46 (2012) 1318−1326.
  15. Q. Ge, T.S. Chung, Hydroacid complexes: a new class of draw solutes to promote forward osmosis (FO) processes, Chem. Commun., 49 (2013) 8471−8473.
  16. Q. Ge, T.S. Chung, Oxalic acid complexes: promising draw solutes for forward osmosis (FO) in protein enrichment, Chem. Commun., 51 (2015) 4854−4857.
  17. H.T. Nguyen, S.S. Chen, N.C. Nguyen, H.H. Ngo, W. Guo, C.W. Li, Exploring an innovative surfactant and phosphate-based draw solution for forward osmosis desalination, J. Membr. Sci., 489 (2015) 212−219.
  18. D. Zhao, S. Chen, P. Wang, Q. Zhao, X. Lu, A dendrimer-based forward osmosis draw solute for seawater desalination, Ind. Eng. Chem. Res., 53 (2014) 16170−16175.
  19. D. Zhao, P. Wang, Q. Zhao, N. Chen, X. Lu, Thermoresponsive copolymer-based draw solution for seawater desalination in a combined process of forward osmosis and membrane distillation, Desalination, 348 (2014) 26–32.
  20. Q. Ge, J. Su, G.L. Amy, T.S. Chung, Exploration of polyelectrolytes as draw solutes in forward osmosis processes, Water Res., 46 (2012) 1318−1326.
  21. B. Liberman, Three methods of forward osmosis cleaning for RO membranes, Desalination, 431 (2018) 22–26.
  22. W. Jiang, Y. Wei, X. Gao, C. Gao, Y. Wang, An innovative backwash cleaning technique for NF membrane in groundwater desalination: fouling reversibility and cleaning without chemical detergent, Desalination, 359 (2015) 26–36.
  23. T.Y. Cath, A.E. Childress, M. Elimelech, Forward osmosis: principles, applications, and recent developments, J. Membr. Sci., 281 (2006) 70–87.
  24. J.H. Li, Y.Y. Xu, L.P. Zhu, J.H. Wang, C.H. Du, Fabrication and characterization of a novel TiO2 nanoparticle self-assembly membrane with improved fouling resistance, J. Membr. Sci., 326 (2009) 659–666.
  25. Q. Long, G. Qi, Y. Wang, Synthesis and application of ethylenediamine tetrapropionic salt as a novel draw solute for forward osmosis application, AIChE J., 61 (2015) 1309−1321.
  26. Q. Long, G. Qi, Y. Wang, Evaluation of Renewable Gluconate Salts as Draw Solutes in Forward Osmosis Process, ACS Sustain. Chem. Eng., 4 (2016) 85–93.
  27. S.M. Tabatabaee Ghomshe, Cleaning strategy of fouled reverse osmosis membrane: direct osmosis at high salinities (DO-HS) as on-line technique without interruption of RO operation, Bulg. Chem. Commun., 48 (2016) 57–64.
  28. W.S. Ang, S. Lee, M. Elimelech, Chemical and physical aspects of cleaning of organic fouled reverse osmosis membranes, J. Membr. Sci., 272 (2006) 198–210.