Home Scientific concepts

Scientific concepts

Overview of concentration polarization effects in forward osmosis membranes by McCutcheon et. al. 2006

Why McCutcheon et. al. 2006 is a must read within the field of forward osmosis R&D In their article "Influence of concentrative and dilutive internal concentration polarization on flux behaviour in forward...

ForwardOsmosisTech is proud to play a small role in the making of a Science...

What part of a forward osmosis system would be most vulnerable to sabotage? Confused? Fear not, the email below explains everything. About a week ago, ForwardOsmosisTech received a request for advice from...

Forward osmosis video tutorial

Breaking the ice with a forward osmosis video tutorial Forward Osmosis technology is still a novel and developing technology. And as something innovative and original, it comes with some degree of excitement...
Relationship between forward osmosis membrane structure and performance

The relationship between forward osmosis membrane structure and performance by Tiraferri et. al. 2011

Why Tiraferri et. al. 2011 is a must read within the field of forward osmosis membrane development. In their article "Relating performance of thin-film composite forward osmosis membranes to support layer formation...

Draw solutions and their recovery methods for dairy and food industries – a brief...

Introduction Currently, Forward Osmosis (FO) is well suited for applications in which water needs to be removed in a gentle manner (e.g. food processing and concentration of valuable such as flavors &...

BBC Horizons: forward osmosis for industrial wastewater treatment

The concept of using forward osmosis for industrial wastewater treatment was recently covered in a BBC Horizons episode for BBC World News Earlier this year, Sharanjit Leyl from BBC World News visited...
Schematic diagram of a forward osmosis membrane in action

Forward osmosis (FO) membranes and membrane processes

Q: What is a membrane? In the context of the water treatment industry, a membrane is a thin, porous structure that can be used as a selective barrier between two aqueous solutions...
Membrane fouling in forward osmosis processes

Membrane fouling in forward osmosis (FO) processes is reversible

Membrane fouling in reverse osmosis and forward osmosis processes The difference in membrane fouling between reverse osmosis and forward osmosis processes can be attributed to the underlying driving force for water transport. In...
Water scarcity in 2025

How forward osmosis can help cut energy usage in industrial water treatment processes

The main challenge with today's water treatment technologies Today's water treatment technologies are effective but not always efficient. As a result, considerably more energy will be needed to replenish ever dwindling fresh...
Schematic diagram illustrating concentration polarization in a forward osmosis membrane

How forward osmosis (FO) performance is limited by concentration polarization

What is concentration polarization and why does it limit forward osmosis membrane performance? Concentration polarization is the build-up of concentration gradients both inside and around forward osmosis membranes during operation. Said gradients...