A microwave enhanced air disinfection (MEAD) device includes a housing and a microwave generator coupled to the housing. The microwave generator is configured to generate microwave energy. The MEAD device further includes a multi-component filter disposed in the housing. The multi-component filter is configured to collect contaminants from airflow. At least a portion of the contaminants from the airflow is to be destroyed at least one of directly or indirectly via the microwave energy.

A direct air capture of CO2 system and method including a chamber defining a microwave cavity, a microwave heating unit coupled to the chamber in electromagnetic communication, and a sorbent structure carried within the chamber. The sorbent structure includes one or more porous support structures each having a plurality of pores and channels formed therethrough providing a large area of surfaces coated by nanoparticles of CO2 adsorbent material. A motor fan creates an air flow through the chamber and the sorbent structure carried therein. CO2 in the air is adsorbed by the CO2 adsorbent material. The microwave heating unit heats the CO2 adsorbent material to desorb the CO2 for further sequestration or value-added utilization.

There is provided a photoreactor for the remediation of gaseous emissions and/or contaminated water using ultraviolet (UV) or vacuum ultraviolet (VUV). There is also provided an emission source for generating UV and/or VUV, the source comprising: a microwave generator; a chamber arranged to receive microwaves generated by the microwave generator, the chamber comprising: a gas comprising species for forming excimers; a resonator arranged to receive the microwaves in the chamber and generate a plasma; a first electrode spaced apart from the resonator; and a voltage source configured to generate an electric field between the resonator and the first electrode, wherein, on application of the electric field, the electric field drives electrons and/or ions from the plasma to generate excimers and produce vacuum ultraviolet or ultraviolet emission. There are also provided methods of generating UV and/or VUV, and methods of remediating fluids.

An organic waste gas photocatalytic oxidation device is provided, which includes a shell with an air inlet and an air outlet, and a microwave generator for forming a microwave electromagnetic field in the shell; the air inlet and the air outlet of the shell are both provided with a catalyst mesh plate, and the shell is provided with an ultraviolet lamp tube and a photocatalyst plate. By combining three technologies of microwave, ultraviolet and photocatalyst.

Disclosed apparatuses, systems, and materials relate to the disassociation of feedstock species (such as those in gaseous form) into constituent components, and may include an energy generator configured to provide a microwave energy. A first chamber defines a first volume and is configured to guide the microwave energy along the first chamber as a sinusoidal wave having an energy maxima at a point along the first chamber. A second chamber contains a plasma plume and is positioned substantially proximal to the first chamber, and is configured to enable propagation of the microwave energy through the first chamber and the second chamber such that the microwave energy demonstrates, at a radial center of the second chamber, a coaxial energy maxima configured to ignite the plasma plume contained in the second chamber. Carbon-containing materials may be formed by controlling flow parameters of the feedstock species into the first or second chamber.

An exhaust system is described comprising an array of a plurality of operably coupled fluid treatment apparatus for the treatment of a fluid substance. Each one of the plurality of fluid treatment apparatus comprises a reactor chamber defined by a perimeter wall; a fluid inlet adapted to provide fluid communication from an external supply of a fluid substance to be treated to said reactor chamber whereby said fluid substance passes into and through said reactor chamber; a fluid outlet adapted to provide a fluid communication from said reactor chamber whereby said fluid substance passes from said reactor chamber; at least one electromagnetic radiation (EMR) waveguide, having a waveguide input port and a waveguide output port, operably coupled within said reactor chamber and adapted to couple electromagnetic radiation of at least one predetermined wavelength to a fluid substance passing through said reactor chamber, wherein said perimeter wall of said reactor chamber is adapted to force said fluid substance received from said fluid inlet and passing through said reactor chamber into a continuous swirling flow towards said fluid outlet. The exhaust system in an embodiment further comprises a housing, having at least one exhaust inlet port and at least one exhaust outlet port, adapted to operably receive and enclose said array of a plurality of operably coupled fluid treatment apparatus, and at least one fluid tight seal member, adapted to engage with at least an outer surface of said array of a plurality of operably coupled fluid treatment apparatus, so as to provide a fluid tight seal between an inner surface of said housing and said at least one outer surface of said array of a plurality of operably coupled fluid treatment apparatus.

A method and a system for the removal of carbon dioxide from solvents.

The present invention relates to the conversion of flue gas to valuable products, in particular to the conversion of carbon dioxide in flue gas to liquid fuels and valuable carbons in a carbon negative manner.

The disclosure provides a composition for the separation of CO.sub.2 from a gaseous mixture and a method of use thereof. The composition comprises solid Basic Immobilized Amine Sorbents (BIAS) suspended in silicone oil. The method of use comprises contacting the gaseous mixture with a sorbent slurry comprising Basic Immobilized Amine Sorbents (BIAS) and silicone oil to at least partially absorb the CO.sub.2 from the gaseous mixture, and regenerating the BIAS slurry by causing desorption of the CO.sub.2.

A multifunctional microwave plasma and ultraviolet light deodorization treatment unit, which includes: a rapid decomposition device (1), a high frequency plasma electric field (2), a microwave plasma electric field (3), a high intensity ultraviolet radiation field (4), a low temperature plasma electric field (5), a high intensity ozone gas reaction chamber (6), a reaction termination chamber (7) and a clean gas organization chamber (8) sequentially installed inside a horizontal rectangular box which has an elongated body defining a horizontal axis and has a channel cavity therein. The deodorization treatment unit further includes an exhaust gas odor collecting pipe and an odor gas storage cabinet (9) connected to an air pump (10), the air pump (10) is connected to an odor gas inlet of the rapid decomposition device (1), the clean gas organization chamber (8) has one end connected to a clean gas exhaust pipe.