Abstract: The aerosol-generating device includes a receiver for receiving a medium receiving rod in a replaceable manner, an atomizer that generates aerosol, and a power supply for transmitting power required to heat the atomizer, wherein the aerosol generated in the atomizer passes through the medium receiving rod received in the receiver such that a medium is transferred from medium pulp included in a filter segment of the medium receiving rod by heat of the aerosol.

Abstract: Provided are an apparatus for producing inorganic powder, and a method of producing inorganic powder by using such. The apparatus includes a vaporization part where a condensed-phase precursor is vaporized to obtain a gas-phase precursor, a partial precipitation part where the gas-phase precursor obtained in the vaporization part is partially precipitated to a condensed phase, and a reaction part where the gas-phase precursor remaining after being partially precipitated to a condensed phase in the partial precipitation part reacts with a reaction gas to obtain inorganic powder. An equilibrium vapor pressure of the gas-phase precursor in the partial precipitation part is lower than a vapor pressure of the gas-phase precursor obtained in the vaporization part, and an equilibrium vapor pressure of the precursor in the reaction part is equal to or higher than a vapor pressure of the gas-phase precursor partially precipitated to a condensed phase in the partial precipitation part.

Abstract: An aerosol-generating article includes a first filter segment disposed at the upstream end of the aerosol-generating article, a second filter segment disposed downstream of the first filter segment, and a cavity segment disposed between the first filter segment and the second filter segment, and the cavity segment is filled with medium pulp and flavoring agent pulp.

Abstract: Provided are a tobacco rod, an aerosol generating article including the same, and an aerosol generating apparatus used therewith. The tobacco rod includes: a first filter segment; a second filter segment that is located upstream of the first filter segment; and a cavity segment that is formed by the first filter segment and the second filter segment, in which the cavity segment is filled with a tobacco granule, and the tobacco granule includes tobacco fine particles, and susceptor fine particles heated by a variable magnetic field therein.

Abstract: Provided is an aerosol generating apparatus, including: a housing that forms an accommodation space in which an aerosol generating article is accommodated; a heater unit that heats an aerosol generating article accommodated in the accommodating space; a cartridge that includes an aerosol forming agent; a cartridge heater unit that heats the cartridge; and a control unit that controls the aerosol generating apparatus to operate in a mode set among a smoky mode and a smokeless mode.

Abstract: Provided is an aerosol generating apparatus including a housing that forms an accommodation space in which an aerosol generating article is accommodated, a heater unit that heats an aerosol generating article accommodated in the accommodating space, and a control unit that adjusts a temperature of the heater unit. The heater unit includes a first heater unit and a second heater unit disposed to heat different positions of the aerosol generating article, respectively, and the control unit controls to separately adjust the temperature of the first heater unit and the second heater unit. The aerosol generating apparatus according to an embodiment of the present invention may generate various components or amounts of aerosol according to consumer's preference even for one aerosol generating article.

Abstract: Provided is an aerosol generating apparatus including a housing that forms an accommodation space in which an aerosol generating article is accommodated, a heater unit that heats a cartridge included in an aerosol generating article or an aerosol generating apparatus accommodated in the accommodating space, a control unit that adjusts a temperature of the heater unit, and a temperature control button that is disposed on an outer wall surface of the housing and transmits a temperature control signal to the control unit. The aerosol generating apparatus according to an embodiment of the present invention may generate various components or amounts of aerosol according to consumer's preference even for one aerosol generating article.

Abstract: Provided is an aerosol generating apparatus, including: a housing forming an accommodation space in which an aerosol generating article is accommodated; a heater unit heating the aerosol generating article accommodated in the accommodation space; a first cartridge including a first aerosol forming agent; a second cartridge including liquid nicotine and a second aerosol forming agent; a first cartridge heater unit heating the first cartridge; a second cartridge heater unit heating the second cartridge, and a control unit controlling the aerosol generating apparatus to operate in a set mode of a smoky mode and a smokeless mode.

Abstract: An aerosol generating article includes: a first segment arranged at an upstream end inserted into an aerosol generating device; a second segment arranged at a downstream end of the first segment; a cooler arranged at a downstream end of the second segment and including a cooling element; and a filter arranged at a downstream end of the cooler and including a filter element, wherein the first segment includes a paper sheet impregnated with a first liquid composition, the second segment includes a paper sheet impregnated with a second liquid composition, each of the first liquid composition and the second liquid composition includes at least one of a tobacco material, a moisturizer, and a flavor material, and the first liquid composition and the second liquid composition have different compositions from each other.

Abstract: An aerosol generating article includes: a first segment impregnated with a first liquid composition; a second segment impregnated with a second liquid composition that is different from the first liquid composition; a cooler configured to cool aerosol by allowing the aerosol, generated from the first segment or the second segment, to pass through the cooler; and a filter configured to filter the aerosol by allowing the aerosol having passed through the cooler to pass through the filter, wherein at least a portion of the filter is recessed to thereby form a cavity in the filter.

Abstract: An aerosol-generating system includes a cigarette and an aerosol-generating apparatus. The cigarette includes a medium part including a tobacco material, a flavor unit including a flavoring material and a moisturizer, and a wrapper configured to wrap the medium part and the flavor unit. The aerosol-generating apparatus includes a first heater arranged on a portion corresponding to the medium part and configured to directly heat the medium part and indirectly heat the flavor unit by using heat transmitted through the wrapper, and a processor configured to control the first heater to make the aerosol-generating apparatus operate in a smoke-free mode in which no visible smoke is generated.

Abstract: An aerosol generating article includes: a first segment impregnated with a first liquid composition; a second segment impregnated with a second liquid composition that is different from the first liquid composition; a cooling portion configured to allow an aerosol generated in the first segment or the second segment, to pass therethrough and cool the aerosol; and a filter portion having a hollow through which the aerosol that passed through the cooling portion flows.

Abstract: An aerosol generation device having a smokeless function and an aerosol-generating article used therewith are provided. The aerosol-generating article according to some embodiments of the present disclosure may include a tobacco rod which includes a first filter segment, a second filter segment, and a cavity segment. Here, the cavity segment may be filled with tobacco granules. Since content of moisture and/or content of an aerosol-forming agent in the tobacco granules is lower than that in other types of tobacco materials, generation of visible smoke can be significantly reduced. Also, accordingly, the smokeless function of the aerosol generation device can be easily implemented.

Abstract: An aerosol-generating article and an aerosol generation device used therewith are provided. The aerosol generation device according to some embodiments of the present disclosure may include a housing configured to form an accommodation space in which an aerosol-generating article is accommodated and a heater part configured to heat the aerosol-generating article accommodated in the accommodation space, wherein the aerosol-generating article may include a tobacco rod, which includes a cavity segment filled with tobacco granules, and a filter rod. By the heater part having a structure that heats only the cavity segment or heats the tobacco rod from the inside and outside simultaneously, the tobacco granules filled in the cavity segment can be effectively heated.

Abstract: An aerosol generating device may include a cartridge configured to store an aerosol generating material, a main body to which the cartridge is detachably coupled, a first heater configured to heat a cigarette inserted into the aerosol generating device, a second heater configured to heat an aerosol generating material, and a processor configured to individually control the first heater and the second heater so that the aerosol generating device operates in one of a smokeless mode in which visible smoke is not generated and a smoke mode in which visible smoke is generated.

Abstract: A tobacco rod, an aerosol-generating article including the same, and an aerosol generation device used with the aerosol-generating article are provided. The tobacco rod according to some embodiments of the present disclosure may include a first filter segment, a second filter segment, and a cavity segment which is formed by the first filter segment and the second filter segment and filled with a tobacco material. Here, at least one of the first filter segment and the second filter segment may include a paper material that is grease-resistant or water-resistant. Accordingly, a problem that vapor production is decreased due to moisture absorption from components of smoke can be addressed, and a heat-resistant tobacco rod can be manufactured.

Abstract: An aerosol generating article includes a first portion including an organic acid, a second portion including a nicotine freebase, a third portion including a cooling material, and a fourth portion including a filter material, wherein a nicotine salt is generated through an acid-base reaction of the organic acid and nicotine freebase that are vaporized by heating.

Abstract: The present invention relates to an aerosol-generating article used together with an aerosol-generating device including a cigarette rod having a cavity segment filled with tobacco granules; and filter rod positioned downstream of the cigarette rod, wherein the cigarette rod includes a flavoring source.