Abstract: An aerosol generating device comprises a magnetic field generator and a heater for heating a smokable material; the heater comprises a susceptor portion and an infrared emission portion, the susceptor portion is penetrated by a magnetic field to generate heat and heat the smokable material by heat conduction, and the infrared emission portion receives the heat of the susceptor portion, and is excited by heating to radiate infrared rays to heat the smokable material. During the use of the above aerosol generating device, on the one hand, the susceptor portion generates heat by inductive heating so that the smokable material is directly heated by heat conduction; and on the other hand, the infrared emission portion is excited by the heat of the susceptor portion to radiate infrared rays, thereby assisting in the heating of the smokable material, and improving the utilization efficiency of heat.

Abstract: This application provides a vapor generation apparatus, a susceptor for a vapor generation apparatus, and a temperature measurement apparatus. The vapor generation apparatus includes: a chamber, a magnetic field generator, and a susceptor. The susceptor includes a sensing part, constructed to at least partially extend in the chamber and including a hollow extending along an axial direction; and a metal base body, located in the hollow of the sensing part and abutting against the sensing part, where a first metal material and a second metal material are connected to the metal base body, and the first metal material and the second metal material are made of different materials, to cause a thermocouple configured to sense a temperature of the sensing part to be formed between the first metal material and the second metal material.

Abstract: An aerosol generation device comprises a susceptor configured to be penetrated by a varying magnetic field to generate heat, so as to heat a smokable material; a circuit; and a temperature sensor comprising a sensing portion packaged or accommodated within the susceptor, and an electrical connection portion connected to the sensing portion and at least partially located outside the susceptor. The circuit is electrically connected to the electrical connection portion, so that the temperature sensed by the sensing portion can be received by the electrical connection portion. In the aerosol generation device, the temperature sensor is packaged or accommodated within the susceptor, the effect of a magnetic field on the sensing portion can be substantially isolated, and the susceptor and the temperature sensor can be integrated into one piece, improving the stability of installation and the accuracy of temperature measurement, and also facilitating replacement and installation as a whole.

Abstract: An atomizer, an electronic atomization device, and an atomization assembly. The atomizer includes: a liquid storage cavity configured to store a liquid substrate; a porous body in fluid communication with the liquid storage cavity to receive or absorb the liquid substrate, the porous body defining a through hole passing through the porous body; and a heating element bonded to the porous body and arranged adjacent to an inner surface of the through hole, to heat at least part of the liquid substrate in the porous body to generate an aerosol. Micropores having pore diameters ranging from 1 ?m to 25 ?m in the porous body account for more than 90% of micropores in the porous body. The atomizer uses a porous body having a relatively small pore diameter, so that the pore diameters of 90% of the micropores in the porous body range from 1 ?m to 25 ?m.

Abstract: An aerosol generating device, including a housing having a proximal end and a distal end which are opposite to each other in a lengthwise direction, wherein a first opening is provided on the proximal end and a second opening is provided on the distal end. The hosing is internally provided with: a cavity, located between the first opening and the second opening; and a heater, extending along the axial direction of the cavity and surrounding at least a part of the cavity and being used for heating a smokable material received in the cavity, wherein at least a part of the heater close to the proximal end has an inner diameter reduced area to stop the smokable material received in the cavity from moving during use. The inner diameter reduced part of the heater abuts against the smokable material to provide a support.

Abstract: A heater includes a base body, a conductive module, and an infrared electrothermal coating. The conductive module includes a first electrode and a second electrode spaced on the base body. The first electrode includes a first bar electrode axially extending from a first end to a second end, the second electrode includes a second bar electrode axially extending from the first end to the second end, and at least a part of the infrared electrothermal coating is located between the first bar electrode and the second bar electrode. An equivalent resistance of a part of the infrared electrothermal coating adjacent to the first end is less than an equivalent resistance of a middle part of the infrared electrothermal coating. An equivalent resistance of a part of the infrared electrothermal coating adjacent to the second end is less than the equivalent resistance of the middle part of the infrared electrothermal coating.

Abstract: A heating assembly and an aerosol generation device are provided. The heating assembly includes a tubular body having a cavity. A near end of the tubular body is open and used for allowing an aerosol forming substrate to enter the cavity. The tubular body has a heating area and a blank area. A part of the heating area and a part of the blank area are arranged to surround a periphery of the aerosol forming substrate. A temperature and/or temperature rising speed of the blank area is lower than a temperature and/or temperature rising speed of the heating area. A near end of the heating area is closer to the near end of the tubular body than a far end thereof. The far end of the heating area and a far end of the tubular body are spaced apart from each other in a longitudinal direction of the tubular body.

Abstract: A vapor generation device includes a housing. The housing includes a near end and a far end opposite to each other in a length direction, the near end being provided with a first opening, and the far end being provided with a second opening. The housing is internally provided with: a cavity, located between the first opening and the second opening; and a heater, extending in an axial direction of the cavity and surrounding at least a part of the cavity, and configured to heat an inhalable material received in the cavity, at least a part of the heater close to the far end including an inner diameter-reduced region, to provide a stop for the inhalable material received in the cavity during use. In the foregoing vapor generation device, an inner diameter-reduced part of the heater abuts against the inhalable material to provide support.

Abstract: An e-cigarette, an e-cigarette vaporizer, and a vaporization assembly are provided. The e-cigarette vaporizer includes: a liquid storage cavity, configured to store a liquid substrate; a porous body, in fluid communication with the liquid storage cavity to absorb the liquid substrate; and a heating element, including a first electrode connection portion, a second electrode connection portion, and a resistance heating trajectory extending between the first electrode connection portion and the second electrode connection portion. A curvature of any position on a part of the resistance heating trajectory close and connected to the first electrode connection portion and/or the second electrode connection portion is not zero. The heating element of the e-cigarette vaporizer adopts the resistance heating trajectory to perform heating, and causes a part of the resistance heating trajectory that is close and connected to an electrode connection portion to be in a bending shape whose curvature is not zero.

Abstract: The present application provides an aerosol producing article and an aerosol generating system comprising the aerosol producing article. The aerosol producing article comprises: an aerosol-forming matrix and an external wrapping part; the external wrapping part comprises a first portion, and at least a part of the extension length of the first portion along the axial direction of the aerosol producing article coincides with the extension length of the aerosol-forming matrix; the outer surface of the first portion is provided with a plurality of holes penetrating through the external wrapping part. The above aerosol producing article has optimized infrared transmittance, and can promote the utilization efficiency of infrared rays when infrared heating is used.

Abstract: The present application discloses a heater and a smoking set including the heater. The heater includes: a base, having an inner surface and an outer surface; an infrared radiation layer, formed on the surface of the base; the infrared radiation layer is configured to generate infrared rays and at least heat an aerosol-forming matrix by radiation; a heating body arranged at the periphery of the base, and used to receive electric power from a power supply to generate heat. The heating body is configured to transfer the heat to heat the infrared radiation layer to generate the infrared rays. According to the present application, the infrared radiation layer is heated up by the heating body so that the infrared radiation layer generates infrared radiation to heat the aerosol-forming matrix, thereby reducing the preheating time of the aerosol-forming matrix and improving the user experience.

Abstract: A vapor generation device and a susceptor thereof are disclosed. The susceptor is in a blade shape extending in an axial direction of a cavity, and includes: a first part having a first size in a thickness direction, and a second part having a second size in the thickness direction, the second size being greater than the first size. An accommodation cavity extending in the axial direction is further arranged in the second part, and the accommodation cavity is configured to accommodate or encapsulate a temperature sensor that senses a temperature of the susceptor. The vapor generation device and the susceptor of this application encapsulates or accommodates the temperature sensor in the susceptor. Hence, a sensing part may be basically insulated from the impact of the magnetic field, and the susceptor and the temperature sensor may be integrated to increase stability of mounting and accuracy of temperature detecting.

Abstract: A hybrid heating device and an aerosol-generating include an airflow heater, located upstream of an aerosol substrate, and configured to heat an airflow flowing to the aerosol substrate; a compensation heater, arranged in a staggered manner from an upstream section of the aerosol substrate, and configured to heat the aerosol substrate; and a connecting pipe, configured to accommodate at least the upstream section of the aerosol substrate. The compensation heater is located behind the upstream section of the aerosol substrate, and heat generated by the compensation heater can increase the temperature of the aerosol substrate of the corresponding section, so that the temperature of the airflow heated by the airflow heater can be prevented from decreasing. It is ensured that the airflow heated by the airflow heater continues to bake the aerosol substrate outside of the upstream section, to make the aerosol substrate generate a sufficient amount of volatiles.

Abstract: An atomization core assembly and a manufacturing method therefor, and an aerosol generation device are provided. The atomization core assembly includes a porous liquid guide body for absorbing and transferring a liquid substrate. The porous liquid guide body includes a liquid absorbing surface and an atomization surface opposite to each other in a longitudinal direction. and a side surface connected between the liquid absorbing surface and the atomization surface. The atomization core assembly further includes a heating element used as a resistive heating trajectory and extending on the atomization surface: and conductive leads connected to two ends of the heating element. A part of the conductive lead is embedded in the porous liquid guide body, and another part of the conductive lead extends away from the porous liquid guide body from the side surface in a direction substantially parallel to the atomization surface.

Abstract: A smoking article comprises a smoke generating section, having a tube wall and a tube cavity; the tube cavity being configured to contain the aerosol-forming matrix; an infrared radiation layer, being formed on at least part of the inner surface of the tube wall; the infrared radiation layer being configured to be heated by the smoking set to generate infrared rays and at least heat the aerosol-forming matrix by radiation. The infrared radiation layer is arranged on the inner surface of the tube wall, so that the infrared radiation layer is heated by the smoking set to generate infrared rays and at least heat the aerosol-forming matrix by radiation. The infrared rays have relatively long wavelength, and they can penetrate substance and “resonate” with molecules and atoms inside the substance and produce strong vibration and rotation, so that the temperature of the substance rises to achieve the purpose of heating.

Abstract: An aerosol-generating device comprises an infrared emitter and an electric core for supplying power to the infrared emitter, the infrared emitter comprises at least one first infrared emission region and at least one second infrared emission region arranged in sequence along the circumferential direction of the chamber; the first infrared emission region and the second infrared emission region are independently activatable to independently radiate infrared rays into the chamber to heat different portions of the smokable material. In the above aerosol-generating device, the regions of the smokable material receiving chamber which are different along the circumferential direction correspond to the first infrared emission region and the second infrared emission region, respectively, and can be independently heated by the first infrared emission region and the second infrared emission region, respectively, in use, so that the smokable material can be gradually heated from part to whole in use.

Abstract: An atomizer and an electronic atomization device are provided. The atomizer includes a housing, a frame, a capillary element and a heating element. The housing defines a liquid storage cavity for storing a liquid substrate. The frame is disposed in the housing and includes a liquid channel, an accommodating groove, and a vent groove recessed from a part of an inner side surface of the accommodating groove. The liquid channel is communicated with the liquid storage cavity and the accommodating groove. The capillary element is disposed in the accommodating groove, and receives and stores the liquid substrate from the liquid storage cavity through the liquid channel. The heating element is bond to a surface of the capillary element. A part of the heating element is exposed in the vent groove, so that the aerosol generated by the heating element heating the liquid substrate can be released into the vent groove.

Abstract: A ceramic heating body, an atomizer, and an aerosol generating apparatus are provided. The atomizer includes a housing; a porous liquid guide element, divided into two sections in a longitudinal direction, where an outer diameter of the first section is less than an outer diameter of the second section; a heating element, fixed on the porous liquid guide element; a bracket, where the porous liquid guide element is accommodated in an accommodating cavity of the bracket; and a first sealing element, where at least a part of the first sealing element surrounds an outer side surface of the second section. The first sealing element is arranged surrounding the outer side surface of the second section, to provide a seal between an inner wall surface of the accommodating cavity of the bracket and the outer side surface of the second section, thereby preventing leakage of a liquid substrate.

Abstract: A heating device, used for heating an aerosol generating substrate to form an aerosol, comprises a heating body, wherein the heating body comprises a base body configured to have a chamber for receiving at least part of the aerosol generating substrate and further comprises an infrared radiation coating formed on the outer surface of the chamber and used for generating infrared rays after a temperature rise and transmitting energy to the aerosol generating substrate in the chamber at least in an infrared radiation manner, so that at least one component in the aerosol generating substrate is volatilized to form an aerosol, wherein the surface roughness of the outer surface of the chamber is greater than the surface roughness of the inner surface of the chamber. A rough surface is formed at an interface between the outer surface of the base body and the infrared electrothermal coating.

Abstract: A heater and a cigarette utensil are provided. The heater includes: a base body; an electrically conductive coating, including a first electrode and a second electrode formed to be spaced apart on a surface of the base body; and an electric heating coating formed on the surface of the base body. Each of the first electrode and the second electrode includes a first portion and a second portion. The first portion of the first electrode and the first portion of the second electrode are both at least partially covered by the electric heating coating to be located between the surface of the base body and the electric heating coating, and are electrically connected to the electric heating coating. The second portion of the first electrode and the second portion of the second electrode are both exposed from the surface of the base body.