Abstract: A device for generating an inhalable medium, the device comprising: a container retaining a first volatilizable material, the material having a pH of greater than 7; a heater for volatilising the first volatilizable material held in the container; a chamber containing aerosolizable material comprising nicotine; and an outlet; the arrangement being such that in use, the first volatilizable material is volatilized by the heater to form a vapor and/or an aerosol, which passes through the chamber containing aerosolizable material and entrains one or more constituents of the aerosolizable material, thereby forming an inhalable medium which passes through the outlet.

Abstract: A device for generating an inhalable medium, the device comprising: a container retaining a first volatilizable material; a heater for volatilising the first volatilizable material held in the container; a chamber containing aerosolizable material comprising nicotine; g reservoir containing a basic solution; and an outlet; the arrangement being such that in use, the basic solution is released from the reservoir and enters the chamber containing the aerosolizable material, and the first volatilizable material is volatilized by the heater to form a vapor and/or an aerosol, which passes through the chamber containing aerosolizable material and entrains one or more constituents of the aerosolizable material, thereby forming an inhalable medium which passes through the outlet.

Abstract: The invention relates to substrates comprising a support at least partially coated with an aerosol-generating material formed by drying a precursor material whilst in contact with the support, the precursor material comprising an extract from a flavour- and/or active-containing plant material and optionally an aerosol-former material. The substrates may be used to generate an aerosol. For example, the substrates may be used in combustible or non-combustible aerosol-provision systems. The invention also relates to aerosol-provision systems comprising the substrates, and methods of providing a substrate.

Abstract: An aerosol provision device including a housing delimiting a first opening at a first end of the housing through which to receive aerosol generating material and a second opening at a second end of the housing, wherein at least one heater is arranged within the housing and configured to heat the aerosol generating material received within the housing thereby to generate an aerosol, and wherein a hollow member is arranged within the housing and extends at least partially between the second and first openings, the hollow member having an end that faces the second opening and is configured to encourage the formation of liquid droplets.

Abstract: The invention relates to substrates comprising an aerosol-generating material and a support comprising a rough and/or porous surface, the aerosol-generating material comprising a dried precursor material comprising an extract from a flavour- and/or active-containing plant material and optionally an aerosol-former material. The substrates may be used to generate an aerosol. For example, the substrates may be used in combustible or non-combustible aerosol-provision systems. The invention also relates to aerosol-provision systems comprising the substrates, and methods of providing a substrate.

Abstract: In one aspect, apparatus is provided for generating an inhalable medium. The apparatus has a container for holding a liquid and a heater for volatilizing liquid held in the container. The apparatus further has a chamber for receiving a material. The apparatus has an outlet. In use liquid volatilized by the heater passes, in the form of at least one of a vapor and an aerosol, through material received in the chamber to thereby entrain one or more constituents from the material to produce the inhalable medium which passes out of the outlet.

Abstract: An aerosol provision device includes an aerosol generator which includes two or more aerosol generating zones, a controller and an aerosol outlet position AO. Each aerosol generating zone has a geometric center and the geometric center of an aerosol generating zone is spaced a distance CD from position AO. Each of the aerosol generating zones is a member of one of a plurality of aerosol generating groups. Each aerosol generating group includes at least one aerosol generating zone. The mean of the distance CD for all the aerosol generating zones contained in an aerosol generating group is the group distance GCD, and the mean of the group distance GCD for all the aerosol generating groups is a distance MGCD. The difference between each group distance GCD and distance MGCD is less than 15.0% of the distance MGCD, and the controller is configured to activate the aerosol generating zones of one or more aerosol generating groups on receipt of a signal to do so.

Abstract: An aerosol generating assembly includes an aerosol generating device (100) having a coil and an aerosol generating article. The aerosol generating article has a substantially cylindrical rod of aerosol generating material of between about 10 mm and about 100 mm looms in length, and the article and device are arranged with respect to each other such that the aerosol generating material is heatable by the device. The aerosol generating material can have at least 1-1 mg of nicotine and/or at least about 17 mg of aerosol generating agent.

Abstract: An article for use with an apparatus for heating aerosol generating agent to volatilize at least one component of the aerosol generating agent, the article including a support layer having a first surface, wherein at least a portion of the first surface is rough and an aerosol generating agent on the portion of the first surface that is rough.

Abstract: An aerosol provision device including a housing delimiting a first opening at a first end of the housing through which to receive aerosol generating material and a second opening at a second end of the housing, wherein at least one heater is arranged within the housing and configured to heat the aerosol generating material received within the housing thereby to generate an aerosol, and wherein a hollow member is arranged within the housing and extends at least partially between the second and first openings, the hollow member having an end that faces the second opening and is configured to encourage the formation of liquid droplets.

Abstract: There is described an apparatus for heating an aerosol generating material to generate an inhalable aerosol and/or gas. The apparatus comprises a housing; a receptacle within the housing, the receptacle comprising one or more cavities, each cavity for containing an aerosol generating material; and a heating arrangement comprising one or more heater elements for heating aerosol generating material contained in the one or more cavities to generate an inhalable aerosol and/or gas. The one or more heater elements are located externally of the one or more cavities.

Abstract: A method of generating aerosol from a consumable is disclosed. The consumable comprises a corrugated surface having troughs extending along the consumable in an axial direction, the troughs being provided with aerosol generating material. The method comprising sequentially supplying heat to selected one or more troughs, such that at a given time, heat is directly applied to the selected one or more troughs by a heating element.

Abstract: A resonant circuit for an aerosol generating system includes an inductive element for inductively heating a susceptor arrangement to heat an aerosol generating material to thereby generate an aerosol. The circuit also includes a switching arrangement that, in use, alternates between a first state and a second state to enable a varying current to be generated from a DC voltage supply and flow through the inductive element to cause inductive heating of the susceptor arrangement. The switching arrangement is configured to alternate between the first state and the second state in response to voltage oscillations within the resonant circuit which operate at a resonant frequency of the resonant circuit, whereby the varying current is maintained at the resonant frequency of the resonant circuit.

Abstract: A component for a non-combustible aerosol provision system. The component comprises a body defining an enclosed volume, the body comprising an inlet aperture and an outlet aperture, and an air flow path defined between the inlet aperture and the outlet aperture through the enclosed volume. The body includes a support element comprising an arrangement of alternating ridges and grooves. Also disclosed is a system comprising such a component.

Abstract: A method of manufacturing an amorphous solid, the method including a) forming a slurry including a particulate botanical material, a gelling agent, and an aerosol-former material; b) forming a layer of the slurry; and c) drying the slurry to provide the amorphous solid.

Abstract: An article for use within a non-combustible aerosol provision system includes an aerosol-generating material having a top side, a barrier positioned adjacent to the top side of the aerosol-generating material and at least one passageway defined by the barrier and extending away from the top side of the aerosol-generating material. The at least one passageway is configured to, in use, allow aerosol to escape from the aerosol-generating material and provide a condensation region for the escaping aerosol.

Abstract: An article for use with an apparatus for heating aerosol generating agent to volatilize at least one component of the aerosol generating agent, the article including a support layer having a first surface, wherein at least a portion of the first surface is rough and an aerosol generating agent on the portion of the first surface that is rough.

Abstract: A support for a heater component of an aerosol provision device defines an axis and is configured to engage an end of the heater component to hold the heater component substantially parallel to the axis at a predetermined distance from a coil. The support defines a channel to receive a wire of a temperature sensor, and the channel defines an opening into a space between the heater component and the coil. An aerosol provision device is also described which comprises: a heater component configured to heat aerosol generating material; a first support, wherein the first support defines an axis and is configured to engage a first end of the heater component; a second support, wherein the second support is configured to engage a second end of the heater component; and at least one coil configured to heat the heater component. The first and second supports hold the heater component substantially parallel to the axis at a predetermined distance from the at least one coil.

Abstract: There is described a cartridge for use with an apparatus for heating aerosol generating material to volatilize at least one component of the aerosol generating material. The cartridge includes a first body defining a first chamber and aerosol generating material is located within the first chamber. The first body includes a first base including a sheet of heat conductive material and has a first outer surface and at least a major portion of the first outer surface is for contacting a first heating surface of a heater of the apparatus for heating the aerosol generating material within the first chamber.

Abstract: This application relates to an aerosol-generating composition comprising a plurality of elongate strips of a first aerosol-generating material, wherein each elongate strip of the first aerosol-generating material comprises corrugations and a longitudinal dimension and wherein the corrugations extend transverse to the longitudinal dimension.