Bubble column reactors are multiphase contactors based on the dispersion of a gas phase
in the form of bubbles inside a cylindrical vessel where a liquid or a suspension circulates …

Heterogeneous catalytic ozonation (HCO) is an effective technology for advanced
wastewater treatment, while the influence of coexisting salts remains unclear and …

Surfactant adsorption and foaming characteristics are influenced by surfactant concentration
and presence of inorganic electrolytes. Hence, it should be possible to optimize the …

It is central to understand the underlying factors that affect the generation and stabilization of
foam. Nevertheless, reports on how foam stability is impacted by surfactant concentration …

Methane-based biorefineries for biofuel production by microorganisms has gained interest
due to the worldwide development of shale gas as an alternative source for fossil fuels. For …

BACKGROUND Bubble columns have found a wide range of application in biochemical
industry. Mass transfer in the bubble column can be manipulated by adjusting the bubble …

In order to study the mass transfer efficiency of micronanobubbles (MNBs), an equation of
the volumetric mass transfer coefficient (k L a) was proposed based on theory and …

CO 2 absorption into amine solutions is an important method for reducing carbon emissions.
The influence mechanism of chemical reactions on the bubble behavior and mass transfer …

In bioprocesses, the microorganisms' growth is ruled by physical, chemical, and biological
conditions being the electrolyte concentration one of the most important parameters to …

The low bio-production of Fe 3+ as a leaching agent is one of the main limitations to
implementing industrial bio-processes at feasibility conditions. The main limitation of the bio …