A surface-treated fluidic channel is provided comprising a dispensing device that comprises a microarray of microchannels. The fluidic channel is made from metal and comprises a surface and a hydrophobic coating layer comprising a self-assembled monolayer of an organophosphorus acid adhered to the surface. A mesh nebulizer comprising a reservoir and a dispensing device comprising a microarray of microchannels is also provided. A metal surface layer is applied to the interior and exterior surfaces of the reservoir and dispensing device, and a hydrophobic coating layer comprising an organo-silicon or a self-assembled monolayer of an organophosphorus acid is adhered to the metal surface layer, usually on the exterior surfaces of the reservoir and dispensing device. A hydrophilic polymeric coating layer may be chemically bonded to and propagated from terminal functional groups on the hydrophobic coating layer on the interior surfaces of the reservoir and dispensing device.

A variable-frequency surface acoustic wave electronic cigarette includes an atomizer. An atomization cavity is disposed in the atomizer, and a variable-frequency surface acoustic wave atomization chip is disposed at a lower portion of the atomization cavity. An inverted trapezoidal interdigital transducer is disposed on the variable-frequency surface acoustic wave atomization chip. An e-liquid storage cavity is disposed in the atomization cavity. A porous ceramic sheet is disposed between the e-liquid storage cavity and the atomization chip. The new variable-frequency surface acoustic wave electronic cigarette can realize any adjustment of the working frequency within a set range, thereby realizing the autonomous regulation and control of a smoke particle size after atomization of the e-liquid.

A variable-frequency surface acoustic wave electronic cigarette includes an atomizer. An atomization cavity is disposed in the atomizer, and a variable-frequency surface acoustic wave atomization chip is disposed at a lower portion of the atomization cavity. An inverted trapezoidal interdigital transducer is disposed on the variable-frequency surface acoustic wave atomization chip. An e-liquid storage cavity is disposed in the atomization cavity. A porous ceramic sheet is disposed between the e-liquid storage cavity and the atomization chip. The new variable-frequency surface acoustic wave electronic cigarette can realize any adjustment of the working frequency within a set range, thereby realizing the autonomous regulation and control of a smoke particle size after atomization of the e-liquid.

The present disclosure provides an aerosol delivery device that may comprise a housing defining an outer wall and further including a power source and a control component. The device also includes a mouthpiece portion that defines an exit aerosol path, a tank portion that includes a reservoir configured to contain a liquid composition, and an atomization assembly configured to vaporize the liquid composition to generate an aerosol. The atomization assembly includes a mesh plate and a vibrating component, wherein the mesh plate and the vibrating component are configured to be separable from each other at a detachable interface. The detachable interface may be located at various locations of the device, including between the mouthpiece portion and the tank portion, within the mouthpiece portion, within the tank portion, within a separable atomization assembly, within a cartridge, within a control unit, or between a cartridge and a control unit.

A non-heating, non-combustion type flavor inhaler including a supply flow path unit including a first flow path leading aerosol toward a user side and a suction port, a liquid holding unit accommodating an aerosol base, a second flow path having one end communicating with the liquid holding unit and the other end which is located in the supply flow path unit and is opened toward the suction port side, and having a conductive portion, a liquid feeding system feeding the aerosol base, a power supply and a control unit applying a voltage to the conductive portion, to atomize the aerosol base and to eject the aerosol from an opening of the other end, and a static elimination unit neutralizing charge of the aerosol ejected from the opening.

A non-heating, non-combustion type flavor inhaler including a supply flow path unit including a first flow path leading aerosol toward a user side and a suction port, a liquid holding unit accommodating an aerosol base, a second flow path having one end communicating with the liquid holding unit and the other end which is located in the supply flow path unit and is opened toward the suction port side, and having a conductive portion, a liquid feeding system feeding the aerosol base, a power supply and a control unit applying a voltage to the conductive portion, to atomize the aerosol base and to eject the aerosol from an opening of the other end, and a static elimination unit neutralizing charge of the aerosol ejected from the opening.

An aerosolized formulation comprising (i) water in an amount of at least 85 wt. % based on the aerosolizable formulation; and (ii) nicotine. A process for forming an aerosol, the process comprising aerosolizing an aerosolizable formulation comprising (i) water in an amount of at least 85 wt. % based on the aerosolizable formulation; and (ii) nicotine or one or more flavors. A contained aerosolizable formulation in a container, and an electronic aerosol provision system having an aerosolizer for aerosolizing the aerosolizable formulation for inhalation by a user.

An aerosolized formulation comprising (i) water in an amount of at least 85 wt. % based on the aerosolizable formulation; and (ii) nicotine. A process for forming an aerosol, the process comprising aerosolizing an aerosolizable formulation comprising (i) water in an amount of at least 85 wt. % based on the aerosolizable formulation; and (ii) nicotine or one or more flavors. A contained aerosolizable formulation in a container, and an electronic aerosol provision system having an aerosolizer for aerosolizing the aerosolizable formulation for inhalation by a user.

An aerosolizable formulation comprising (i) water in an amount of at least 50 wt. % based on the aerosolizable formulation; and (ii) nicotine; wherein the nicotine is present in an amount of no greater than 1 wt. % based on the aerosolizable formulation. A process for forming an aerosol comprising the aerosolizable formulation, the aerosolizable formulation contained in a container, and an electronic aerosol provision system having an aerosolizer for aerosolizing the aerosolizable formulation for inhalation by a user.

An aerosolizable formulation comprising (i) water in an amount of at least 50 wt. % based on the aerosolizable formulation; and (ii) nicotine; wherein the nicotine is present in an amount of no greater than 1 wt. % based on the aerosolizable formulation. A process for forming an aerosol comprising the aerosolizable formulation, the aerosolizable formulation contained in a container, and an electronic aerosol provision system having an aerosolizer for aerosolizing the aerosolizable formulation for inhalation by a user.