Abstract: An aerosol-generating system is provided, including an aerosol-generating article including at least one component incorporating an aerosol-forming substrate; a luminescent material having a temperature-dependent phosphorescence characteristic; a heater configured to heat the luminescent material and the at least one component; and an aerosol-generating device including a support configured to at least partially receive the aerosol-generating article, a light source configured to illuminate and to excite the luminescent material, a detector configured to detect a temperature-dependent phosphorescence characteristic of the excited luminescent material, and electrical hardware configured to control heating by the heater based on the detected characteristic. A method for controlling the aerosol-generating system is also provided.

Abstract: There is provided a sachet of aerosol-forming substrate for an electrically heated aerosol-generating device, the sachet including an aerosol-forming substrate disposed within the sachet, and an electrical heater element including first and second electrically conductive portions, the electrical heater element being disposed within the sachet and in direct contact with the aerosol-forming substrate, and the first and the second electrically conductive portions are configured to connect the electrical heater element with an external power supply. An electrically operated aerosol-generating device for a sachet is also provided. And, a method of manufacturing a sachet is provided.

Abstract: An inductively heatable aerosol-generating article for an inductively heating aerosol-generating device is provided, the article including: an aerosol-forming rod segment having a cylindrical shape with a constant outer cross-section including an elongate susceptor element and an aerosol-forming substrate surrounding the susceptor element so as to define the cylindrical shape of the rod segment, the susceptor element including at least one narrower portion at each extreme end of the susceptor element, and the narrower portion at each extreme end including a reduced transverse cross-section as compared to one or more portions of the susceptor element along a length extension of the susceptor element including a maximum transverse cross-section of the susceptor element.

Abstract: An aerosol-generating article is provided, including: a plurality of elements assembled within a wrapper in the form of a rod having a mouth end and a distal end upstream from the mouth end, the plurality of elements including an aerosol-forming substrate disposed at or towards the distal end of the rod; and a susceptor configured to heat the aerosol-forming substrate, the susceptor including a first susceptor material and a second susceptor material being different from the first susceptor material, the second susceptor material being plated, deposited, or welded onto the first susceptor material, the susceptor being an elongate susceptor having a length dimension that is greater than a width dimension thereof or than a thickness dimension thereof, the susceptor being disposed in a radially central position within the aerosol-forming substrate, and the second susceptor material having a Curie temperature that is lower than 500° C.

Abstract: An aerosol-generating device is provided, including a housing defining a chamber configured to receive at least a portion of an aerosol-generating article; an inductor coil disposed at least partially within the chamber, the housing defining a recess in an inner surface of the chamber, and the inductor coil being at least partially disposed within the recess; and a power supply and a controller connected to the inductor coil and configured to provide an alternating electric current to the inductor coil such that the inductor coil generates an alternating magnetic field to inductively heat a susceptor element and thereby heat at least a portion of the aerosol-generating article received within the inductor coil.

Abstract: An inductive heating device, an aerosol-generating system, and a method of operating the device are provided. The device is configured to receive an aerosol-generating article including an aerosol-forming substrate and a susceptor, and to heat the susceptor when the article is received by the device, the device including a DC power supply; and power supply electronics configured to supply power to the inductor in a plurality of pulses separated by time intervals, for heating the susceptor when the article is received by the device, the pulses including two or more heating pulses and one or more probing pulses between successive heating pulses, and to control a duration of a time interval between the successive heating pulses based on one or more measurements of the current supplied from the DC power supply in one or more of the one or more probing pulses.

Abstract: An aerosol-generating system includes a liquid storage portion configured to hold a liquid aerosol-forming substrate, a first electrode and a second electrode spaced from the first electrode, an aerosol-generator including one or more aerosol-generating elements and a control system. At least one of the aerosol-generating elements includes one of the first electrode and the second electrode. The first electrode and the second electrode are arranged such that at least a portion of the liquid storage portion is between the first electrode and the second electrode. The control system is configured to measure an electrical quantity between the first electrode and the second electrode and determine the amount of liquid aerosol-forming substrate held in the liquid storage portion based on the measured electrical quantity information.

Abstract: An assembly for an aerosol-generating system is provided, including: a liquid storage portion configured to hold a liquid aerosol-forming substrate; a mouthpiece having an outlet opening at a proximal end; and a heater assembly including an electrical heating element configured to heat the substrate to form an aerosol, and a porous capillary material disposed in contact with the heating element and including a ceramic or a ceramic-based material, the heating element being disposed along a surface of the capillary material, the liquid storage portion being disposed at a first side of the heater assembly and a first airflow channel is disposed at a second side of the heater assembly, the first airflow channel defining an airflow path that extends in a direction perpendicular to the surface of the capillary material and is directed at a center of the heating element. An aerosol-generating system and a heater assemble are also provided.

Abstract: An electrically heatable aerosol-generating device configured to receive an aerosol-forming article including a magnetic material, the device including: a heater element configured to heat the aerosol-forming article; an inductor; and a controller configured to measure an inductance of the inductor, the heater element being further configured to be controlled in response to a measured inductance of the inductor and to provide a predetermined heating profile based on a type of the aerosol-forming article. An aerosol-generating system including the aerosol-generating device and at least one aerosol-forming article is also provided. A method of operating an electrically heated aerosol-generating system is also provided.

Abstract: The inductive heating device (1) for aerosol-generation comprises a device housing (10) comprising a cavity (13) having an internal surface for receiving at least a portion of an aerosol-forming insert (2) comprising an aerosol-forming substrate and a susceptor. The device housing (10) further comprises a pin (14) extending into the cavity (13). The device (1) further comprises an induction coil (15) arranged along the pin (14) and a power source (11) connected to the induction coil (15) and configured to provide a high frequency current to the induction coil (15).

Abstract: An aerosol-forming article for use in an electrically heated aerosol-generating device is provided, the aerosol-forming article including a mouthpiece, an aerosol-forming substrate, and a plurality of magnetic particles including a magnetic material having a Curie temperature of between 60 degrees Celsius and 200 degrees Celsius. An electrically heated aerosol-generating device for receiving the aerosol-forming article is also provided, the device including a heater element configured to heat the aerosol-forming article, an inductor, and a controller configured to measure an inductance of the inductor and to control a supply of electrical current to the heater element in response to the measured inductance.

Abstract: There is described an aerosol-forming substrate for use in combination with an inductive heating device. The aerosol-forming substrate comprises a solid material capable of releasing volatile compounds that can form an aerosol upon heating of the aerosol-forming substrate and at least a first susceptor material for heating of the aerosol-forming substrate. The first susceptor material is arranged in thermal proximity of the solid material. The aerosol-forming substrate further comprises at least a second susceptor material having a second Curie-temperature which is lower than a predefined maximum heating temperature of the first susceptor material. There is also described an aerosol-delivery system.

Abstract: An aerosol-generating device is provided, including a housing having a chamber configured to receive at least a portion of an aerosol-forming article; a first coil disposed at least partially around, or adjacent to, the chamber; and a second coil disposed at least partially around, or adjacent to, the chamber, with an inductance of the first coil being between 1.1 and 2 times greater than an inductance of the second coil.

Abstract: An aerosol-generating article is provided, including an aerosol-forming substrate and a susceptor configured to heat the aerosol-forming substrate. The susceptor includes a first susceptor material and a second susceptor material having a Curie temperature, the first susceptor material being disposed in intimate physical contact with the second susceptor material. The first susceptor material may also have a Curie temperature, the second Curie temperature being lower than 500° C., and lower than the Curie temperature of the first susceptor material, if the first susceptor material has a Curie temperature. The use of such a multi-material susceptor allows heating to be optimised and the temperature of the susceptor to be controlled to approximate the second Curie temperature without need for direct temperature monitoring.

Abstract: There is provided a cartridge for use in an aerosol-generating system, the aerosol-generating system including an aerosol-generating device, the cartridge configured to be used with the device, wherein the device includes a device housing, an inductor coil positioned on or within the housing, and a power supply connected to the inductor coil and configured to provide a high frequency oscillating current to the inductor coil, the cartridge including a cartridge housing containing an aerosol-forming substrate and a ferrite mesh susceptor element positioned to heat the aerosol-forming substrate.

Abstract: An aerosol-generating system including a liquid storage portion is provided, the portion including a rigid housing holding a liquid aerosol-forming substrate, the housing having an opening and a fluid permeable heater assembly including a plurality of electrically conductive filaments, wherein the fluid permeable heater assembly is fixed to the housing and extends across the opening of the housing. The provided heater assembly that extends across an opening of a liquid storage portion allows for a robust construction that is relatively simple to manufacture and allows for a large contact area between the heater assembly and liquid aerosol-forming substrate. The heater assembly may be substantially flat, allowing for simple manufacture.

Abstract: An aerosol-generating article is provided, including a cartridge, the cartridge including: a first compartment including a nicotine source; a second compartment including a second substance source; a first susceptor arranged within the nicotine source in the first compartment and being configured to heat the nicotine source; and a second susceptor arranged within the second substance source in the second compartment and being configured to heat the second substance source.

Abstract: An aerosol-generating system includes a liquid-storage portion configured to hold a liquid aerosol-forming substrate, a first electrode, a second electrode, and a control system. The second electrode is spaced from the first electrode. At least a portion of the liquid storage portion is arranged between the first electrode and the second electrode. The control system is configured to measure an electrical quantity between the first electrode and the second electrode, and detect a draw on the aerosol-generating system based on the measured electrical quantity information.

Abstract: An electrically heated aerosol-generating system is provided, including an aerosol-generating device and a cartridge configured to be removably coupled with the device, the device including a device housing comprising a cavity configured to receive at least a portion of the cartridge when the device housing is engaged with the device housing, an inductor coil disposed around or adjacent to the cavity, and a power supply connected to the inductor coil and configured to provide a high frequency oscillating current to the inductor coil; and the cartridge including a cartridge housing configured to engage the device housing and containing an aerosol-forming substrate, the cartridge housing having an external surface surrounding the aerosol-forming substrate, at least a portion of the external surface being formed by a fluid permeable susceptor element configured to allow the aerosol-forming substrate, in liquid phase, to permeate therethrough.

Abstract: An aerosol-generating system including a liquid storage portion is provided, the portion including a rigid housing holding a liquid aerosol-forming substrate, the housing having an opening and a fluid permeable heater assembly including a plurality of electrically conductive filaments, wherein the fluid permeable heater assembly is fixed to the housing and extends across the opening of the housing. The provided heater assembly that extends across an opening of a liquid storage portion allows for a robust construction that is relatively simple to manufacture and allows for a large contact area between the heater assembly and liquid aerosol-forming substrate. The heater assembly may be substantially flat, allowing for simple manufacture.