The state-of-the-art desalination technology is via forward osmosis (FO). Some countries have successfully integrated forward osmosis with reverse osmosis (RO) in plants called the hybrid desalination plants.

You can download a copy of my published work on forward osmosis from my profile under researchgate.net

Hope this helps answer your question and good luck.

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https://www.sciencedirect.com/search?qs=successful%20solar%20Desalination%20technique&show=25&sortBy=relevance

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I m trying to indentify effective solar desalination techniques for Gujarat state of India.

Article Solar stills system design: A review

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Distillation is a technique which purify saline water in to pure water irrespective of any type of impurity.