Abstract: A method for controlling aerosol production in an aerosol-generating device including an inductive heating arrangement and a power source to provide power, including: performing, during a first heating phase, a calibration process for defining first and second calibration values associated with respective first and second calibration temperatures of a susceptor to heat an aerosol-forming substrate; and during a second heating phase, controlling power to maintain a target operating value within the values, controlling the power to cause an increase of susceptor temperature, monitoring a value associated with current, interrupting power when the value reaches a first extremum corresponding to the second calibration value, monitoring the value until it reaches a second extremum corresponding to the first calibration value, and in response to determining that the value reached a minimum, repeating the steps, the calibration values corresponding to values associated with current measured during a first repetition

Abstract: A method for controlling aerosol production in an aerosol-generating device is provided, the aerosol-generating device including an inductive heating arrangement and a power source configured to provide power to the inductive heating arrangement, and the method including: performing, during a first heating phase during user operation of the aerosol-generating device for producing an aerosol, a calibration process including measuring one or more calibration values associated with a susceptor inductively coupled to the inductive heating arrangement, the susceptor being configured to heat an aerosol-forming substrate; and during a second heating phase during the user operation of the aerosol-generating device for producing the aerosol, controlling power provided to the inductive heating arrangement such that a temperature of the susceptor is adjusted based on the one or more calibration values.

Abstract: A method for controlling aerosol production in an aerosol-generating device including a heating arrangement and a power source is provided, including: performing a calibration process for measuring calibration values, the arrangement configured to inductively heat the susceptor based on the values, and the process including controlling power to increase a temperature of the susceptor, monitoring a conductance value or a resistance value of the susceptor, interrupting power when the conductance value reaches a maximum or when the resistance value reaches a minimum, the value at maximum conductance or at minimum resistance being a second calibration value, and monitoring the conductance value until it reaches a minimum or the resistance value until it reaches a maximum, the value at minimum conductance or at maximum resistance being a first calibration value, the process being in response to detecting a control signal associated with an end of a predetermined duration pre-heating process.

Abstract: An aerosol-generating article is provided for producing an inhalable aerosol upon heating, the aerosol-generating article including: an aerosol-generating element including aerosol-generating substrate including a homogenised tobacco material including aerosol former; and a susceptor arranged within the aerosol-generating element and configured to heat the homogenised tobacco material, the susceptor being coated with a coating composition including at least 20 percent by weight of an aerosol former, the coating composition further including about 0.5 percent by weight to about 10 percent by weight of isolated nicotine or a monoprotic nicotine salt derived from tobacco or both. A method of manufacturing the aerosol-generating article for generating an inhalable aerosol upon heating is also provided.

Abstract: An aerosol generating article including a tubular element is provided, the tubular element including: a tubular body defining a cavity extending from a first end of the tubular body to a second end of the tubular body, the cavity having an area as measured perpendicular to a longitudinal direction of the tubular element; and a folded end portion forming a first end wall at a first end of the tubular body, the first end wall delimiting an opening for airflow between the cavity and an exterior of the tubular element, the opening having an area, as measured perpendicular to the longitudinal direction of the tubular element, of from about 0.6 percent to about 60 percent of an area of the cavity.

Abstract: An aerosol-generating article is provided, including: an aerosol-forming substrate configured to be heated to generate an aerosol, the aerosol-generating article not including an aerosol-forming substrate that is configured to be combusted to produce smoke; and an outermost wrapper around at least a portion of the aerosol-forming substrate, an outer surface of the outermost wrapper forming at least part of an outer surface of the aerosol-generating article, the outermost wrapper including a metallized substrate including a substrate layer and a metal layer radially outward of the substrate layer, and the substrate layer being coated with the metal layer by vapour deposition.

Abstract: A combustible heat source for an aerosol-generating article, the combustible heat source comprising: carbon; an alkaline earth metal peroxide ignition aid; and a binding agent comprising at least one non-cellulosic film-forming polymer.

Abstract: A combustible heat source for an aerosol-generating article, the combustible heat source comprising: carbon; an alkaline earth metal peroxide ignition aid; and a binding agent comprising a combination of carboxymethyl cellulose and at least one additional cellulose ether. Preferably, the at least one additional cellulose ether is selected from the group consisting of ethyl cellulose, methyl cellulose, hydroxyethyl cellulose, hydroxypropyl cellulose, and hydroxypropyl methylcellulose.

Abstract: An aerosol-generating article is provided, including: a heat source; an aerosol-forming substrate downstream of the heat source; an airflow-directing element downstream of the substrate, the airflow-directing element including an air-permeable segment defining a cavity; at least one air inlet to allow air to be drawn into the article; and first and second airflow pathways, in which the first airflow pathway extends from the air inlet, through the substrate, and into a distal end of the cavity, in which the second airflow pathway extends from the air inlet, through the air-permeable segment, and into the cavity at a point downstream of the distal end of the cavity, in which the air inlet is located downstream of the distal end of the airflow-directing element, and in which a longitudinal cross-sectional area of the cavity is at least 30 percent of a total longitudinal cross-sectional area of the article.

Abstract: A combustible heat source (4) for an aerosol-generating article (2) comprises carbon and calcium peroxide. The calcium peroxide has a purity of greater than or equal to about 90 percent. A method of producing a combustible heat source for an aerosol-generating article, the method comprising the steps of: mixing a carbon material and calcium peroxide having a purity of greater than or equal to about 90 percent; forming the mixture of the carbon material and the calcium peroxide into an elongate rod; and drying the elongate rod.

Abstract: A method of producing a combustible heat source for an aerosol-generating article, the method comprising: forming a combustible heat source comprising carbon and a binding agent, wherein the binding agent comprises polyvinyl alcohol; and heating the formed combustible heat source at a temperature of at least about 90 degrees Celsius for a period of at least about 45 minutes.

Abstract: A holder for an inhaler article includes a housing comprising a housing cavity for receiving an inhaler article a sleeve configured to retain an inhaler article within the housing cavity. The sleeve includes a sleeve cavity and is movable within the housing cavity along a longitudinal axis of the housing. The sleeve includes a first open end and a second opposing end. The first open end is configured to receive an inhaler article and the second opposing end of the sleeve is configured to allow air to enter the sleeve cavity. The second opposing end of the sleeve is configured to induce a swirl on the air entering the sleeve cavity.

Abstract: A combustible heat source for an aerosol-generating article, the combustible heat source comprising: carbon; an alkaline earth metal peroxide ignition aid; and a binding agent comprising at least one non-cellulosic film-forming polymer.

Abstract: There is provided an aerosol generating article (2). The aerosol generating article comprises a combustible heat source (4) having a longitudinal outer surface, an aerosol-forming substrate (10) downstream of the combustible heat source, and a retaining wrap (35). The retaining wrap comprises a an upstream portion (31) extending at least about 50 percent of the way along the length of the combustible heat source on the longitudinal outer surface of the combustible heat source. The upstream portion of the retaining wrap comprises at least one opening (41, 42) overlaying at least about 30 percent of the longitudinal outer surface of the combustible heat source. The retaining wrap further comprises a downstream portion (33) circumscribing at least a portion of the aerosol-forming substrate.

Abstract: An aerosol-generating article is provided, including: a fluid guide having proximal and distal ends, and an inner longitudinal region including an inner longitudinal passageway between the distal end and the proximal end thereof, such that fluid can travel from the distal end to the proximal end, the fluid guide including a barrier between the inner and outer longitudinal passageways; a tubular element including a gel or a porous medium or a thread loaded or any combination, the gel or the medium or the thread or the combination includes an active agent, the tubular element having proximal and distal ends and disposed to a distal side of the fluid guide; an aperture to allow fluid to pass to the tubular element and exit the article at the proximal end; a combustible heat source at the distal end of the article; and a cavity between the fluid guide and the tubular element.

Abstract: An aerosol-generating article is provided, including: an aerosol-forming substrate configured to be heated to generate an aerosol, the aerosol-generating article not including an aerosol-forming substrate that is configured to be combusted to produce smoke; and an outermost wrapper around at least a portion of the aerosol-forming substrate, an outer surface of the outermost wrapper forming at least part of an outer surface of the aerosol-generating article, the outermost wrapper including a metallized substrate including a substrate layer and a metal layer radially outward of the substrate layer, and the substrate layer being coated with the metal layer by vapour deposition.

Abstract: An aerosol-generating article is provided, including an aerosol-forming substrate; and an outermost wrapper around at least a portion of the aerosol-forming substrate, wherein an outer surface of the outermost wrapper forms at least part of an outer surface of the aerosol-generating article, and wherein the outermost wrapper includes a metallized substrate comprising a substrate layer and a metal layer radially outward of the substrate layer, the metal layer having a thickness of less than or equal to about 100 nm.

Abstract: An aerosol-generating article is provided, including an aerosol-forming substrate; and an outermost wrapper around at least a portion of the aerosol-forming substrate, wherein an outer surface of the outermost wrapper forms at least part of an outer surface of the aerosol-generating article, and wherein the outermost wrapper includes a metallized substrate comprising a substrate layer and a metal layer radially outward of the substrate layer, the metal layer having a thickness of less than or equal to about 100 nm.