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Search results for seawater desalination

Bio & Medicine May 21, 2020

Membrane nanopore transport gets picky

Trying to determine how negatively charged ions squeeze through a carbon nanotube 20,000 times smaller than a human hair is no easy feat.

Environment May 20, 2020

Less water could sustain more Californians if we make every drop count

California isn't running out of water," says Richard Luthy. "It's running out of cheap water. But the state can't keep doing what it's been doing for the past 100 years."

Materials Science May 4, 2020

Team ensures stability of desalination process with magnesium

A Korean research team found a method to inhibit the fouling of membranes, which are used in the desalination process that removes salt and dissolved substances from seawater to obtain drinking, domestic, and industrial water.

Analytical Chemistry Apr 28, 2020

Porous carbon nanofibers demonstrate exceptional capacitive deionization

Capacitive deionization (CDI) is energetically favorable to deionize water, but existing methods are limited by their desalination capacities and time-consuming cycles due to insufficient ion-accessible surfaces and slow ...

Materials Science Apr 20, 2020

A cheap organic steam generator to purify water

It has been estimated that in 2040 a quarter of the world's children will live in regions where clean and drinkable water is lacking. The desalination of seawater and the purification of wastewater are two possible methods ...

Environment Mar 25, 2020

World Water Day 2020: Desalination technologies provide safe and sustainable drinking water

UNESCO estimates that around 2.2 billion people live without access to safe, clean drinking water. By 2050, up to 5.7 billion people could be living in areas where water is scarce for at least one month a year. With seawater ...

Nanomaterials Mar 13, 2020

Graphene solar heating film offers new opportunity for efficient thermal energy harvesting

Researchers at Swinburne University of Technology's Centre for Translational Atomaterials have developed a highly efficient solar absorbing film that absorbs sunlight with minimal heat loss and rapidly heats up to 83°C in ...

Nanomaterials Mar 10, 2020

New carbon membrane generates a hundred times more power

Leiden chemists have created a new ultrathin membrane only one molecule thick. The membrane can produce a hundred times more power from seawater than the best membranes used today. The researchers have published their findings ...

Materials Science Feb 10, 2020

Harnessing the sun to bring fresh water to remote or disaster-struck communities

A device that takes a novel approach to removing salt from water has been developed in Bath, paving the way for small, solar-powered desalination units

Environment Feb 3, 2020

Flushing nitrogen from seawater-based toilets

A novel salt-tolerant bacterium cultured from the Red Sea effectively removes nitrogen from salty wastewater, suggests research from Pascal Saikaly's team at KAUST. The bacterium could be used to treat sewage coming from ...

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