An aerosol generating system includes: a cavity configured to accommodate at least a portion of a cigarette; a first induction coil located around the cavity; a second induction coil located around the cavity and connected to the first induction coil in parallel; and a battery configured to supply an alternating current to the first induction coil and the second induction coil, wherein the first induction coil and the second induction coil have different resonant frequencies.

An aerosol generating device includes: an opening configured to receive a cigarette; an accommodation space configured to accommodate the cigarette inserted through the opening; a coil surrounding the accommodation space and configured to generate an induced magnetic field; a susceptor configured to generate heat due to the induced magnetic field generated from the coil; a heat dissipating structure surrounding the coil and having a double wall structure including a vacuum inner space; and a shielding portion configured to block the induced magnetic field generated from the coil and disposed between the coil and the heat dissipating structure.

An aerosol-generating device includes a housing having an opening configured to receive an aerosol-generating article; an accommodating space configured to accommodate the aerosol-generating article inserted through the opening; a heat-dissipating structure comprising an inner wall forming the accommodating space, and an outer wall surrounding the inner wall such that an inner space is formed between the inner wall and the outer wall; and a coil arranged between the outer wall and the housing, and configured to generate an induced magnetic field, wherein the inner wall is configured to generate heat by the induced magnetic field generated from the coil.

A container for the heating of samples and a system comprising such a container and provides a container for processing samples, wherein the container is made of a material comprising electrically conductive particles.

A non-magnetic wireless heating module is described. The module consists of a, preferably embossed, surface or plane and a dielectric surface or plane. The surface or plane is made of an inductive non-magnetic metal alloy that contains a first amagnetic metal or a first non-magnetic mixture of metals in a percentage between 85% and 99.99% by weight to the total weight and contains a second ferromagnetic or ferrimagnetic metal or a second ferromagnetic or ferrimagnetic mixture of metals in a percentage between 0.01% and 15% by weight to the total weight. The wireless amagnetic heating module is inserted into a chamber (for example a pipe or a portion of a pipe, a cubic container, a cistern . . . ) for the passage or storage of fluids, liquids, gases or solids; when the wireless amagnetic heating module is subjected to a variable electromagnetic field, it heats up, allowing heating, drying, passage of phase, . . . of the material in contact with it and contained in the chamber.

A gas heating apparatus includes a heating element having a flat plate shape, a heat-resistant enclosure in which a space having a flat plate shape is provided, the heating element being disposed in the space with a gap provided between the heating element and the heat-resistant enclosure, a gas inlet joint connected to the heat-resistant enclosure to allow gas to flow into the space, a gas outlet joint connected to the heat-resistant enclosure to allow the gas that has passed through the space to flow out, and an induction coil disposed in parallel with the heating element on a lower surface of the heat-resistant enclosure, the induction coil inductively heating the heating element on the basis of electric power supplied.

Disclosed is an apparatus for heating smokable material to volatilize at least one component of the smokable material. The apparatus includes a heating zone for receiving at least a portion of an article comprising smokable material; a magnetic field generator for generating a varying magnetic field; and an elongate heating element extending at least partially around the heating zone and comprising heating material that is heatable by penetration with the varying magnetic field to heat the heating zone.

A laundry treatment apparatus is configured to directly heat a drum containing laundry therein. The laundry treatment apparatus includes: a tub; a drum configured to rotate within the tub and to contain laundry therein, the drum being formed of a metallic material; and an induction module provided at an outer surface of the tub and configured to heat a surface of the drum within the tub via induction, the induction module comprising: a coil that comprises a wire through which an electric current is configured to pass so as to generate a magnetic field; a base housing configured to accommodate the coil therein, the base housing being mounted on the outer surface of the tub; an at least one magnet configured to be arranged above the base housing in which the coil is accommodated, and arranged to be lengthwise perpendicular to a longitudinal direction of the wire of the coil.

An atmospheric pressure ionisation (API) ion source is provided that comprises a heater configured to heat a spray of droplets. The ion source may comprise a target, where the spray of droplets is arranged to impact upon the target. An inductive heater may be configured to surround and heat at least a part of the target. Alternatively, a resistive heater may be configured within a target comprising an electrically conductive tube. Also, there may be provided an inductive heater configured to heat a flow of gas, wherein the heated flow of gas is arranged to heat the spray of droplets.

An aerosol-generating device includes a heater configured to heat an aerosol-generating material, a puff detection sensor configured to detect puffs of a user, a battery configured to supply power to the heater, and a controller configured to: based on a new puff being detected by the puff detection sensor, count a number of accumulated puffs including the new puff, determine a puff section corresponding to the number of accumulated puffs from among a plurality of puff sections which are divided according to the number of accumulated puffs, and control the power supplied to the heater based on a power range preset for the determined puff section.