An aerosol generating device includes a reservoir configured to contain a liquid medium and a heating body including a sheet of an electrically-conductive material having a first surface in physical contact with the liquid medium and a second surface opposite the first surface, interfacing with ambient air, and including an array of micro-nozzles disposed over an area of the sheet and extending through the sheet from the first surface to the second surface. An electrical power unit, is configured to inject pulses of electrical current through the area of the sheet, with a pulse energy selected so as to heat the conducting material sufficiently to vaporize the liquid medium. The micro-nozzles have a profile selected so as to cause a vapor of the liquid medium to be accelerated by the micro-nozzles to form respective high-speed jets of hot vapor into the ambient air.

This SiC heater includes a heating element having a thin plate-shaped silicon carbide sintered body and an insulating coat film formed on a surface of the silicon carbide sintered body, a pair of electrodes for conducting electricity in the heating element, and a heater base that holds the heating element from one surface side while insulating the heating element from heat from the heating element, the insulating coat film is located on a surface of the silicon carbide sintered body opposite to the heater base, an electrical resistivity at room temperature of the insulating coat film is 10.sup.9 .Math.cm or more, a thermal expansion coefficient of the insulating coat film is 210.sup.6/K or more and 610.sup.6/K or less, SiO.sub.2 is included as a matrix, 1% by weight or more and 35% by weight or less of a first additive component including at least one of B.sub.2O.sub.3 and Al.sub.2O.sub.3 is contained, and 1% by weight or more and 35% by weight or less of a second additive component including at least one of MgO and CaO is contained.

Provided is a multi-shank heater to be mounted on a support substrate, wherein, with a normal direction relative to the support substrate, which is a direction from the heater side toward the support substrate side, as a basis, the multi-shank heater has U-shaped pieces in which an angle of a planar direction of the U-shaped pieces, which is a direction from the heater side toward the support substrate side, is 10 or more and 60 or less. An object of the present invention is to provide a multi-shank heater capable of considerably improving the energy output even when the U-shaped pieces are arranged in a high density and have the same pitch.

The present disclosure relates to a heating element, wherein at least one part of the heating element is manufactured from a molybdenum disilicide composition and wherein in the molybdenum disilicide composition, molybdenum is substituted by chromium according to (Mo.sub.1-xCr.sub.x)Si.sub.2 and x is in the range of 0.16x0.19.

A composition for forming a heating element; a dried and sintered product thereof; and a method of preparing the composition for forming a heating element, the composition including a matrix particle, a composite filler, and a solvent, wherein the composite filler includes a core and a coating layer disposed on the core, the core includes a nanosheet filler, and the composition has a pH in a range of about 5 to about 9.

A methodology and product or system configurations are provided which allow food to be directly irradiated for cooking applications which involve the impingement of direct radiant energy on food or comestible items. Cooking vessels or cook-packs are used that are optically transmissive in visible or infrared narrow wavelength bands emitted in suitable narrowband cooking or heating systems.

The present disclosure relates to a heating element, wherein at least one part of the heating element is manufactured from a molybdenum disilicide composition and wherein in the molybdenum disilicide composition, molybdenum is substituted by chromium according to (Mo.sub.1-xCr.sub.x)Si.sub.2 and x is in the range of 0.16x0.19.

A heating element and method for fabricating the same includes: a heating material piece configured to generate heat when being powered. A first substrate is configured to support the heating material piece and a liquid guiding member is configured to guide an atomizing liquid to be heated. The first substrate is a substrate made of a dense material and the heating material piece is a film with a certain resistance formed by a resistive slurry fixed on a surface of the dense material substrate by at least one selected from printing, coating, soaking and spraying. Two wires are electrically connected to the first substrate to form electrodes that are respectively connected to two ends of the film with a certain resistance. The liquid guiding member is a member made of a microporous material fixed outside the first substrate and the heating material piece.

A method for producing an electromigration-resistant crystalline transition-metal silicide layer of a layer sequence, for example, to provide a micro heater includes, supplying a semiconductor substrate including an electrically insulating layer; physically depositing a transition metal on the electrically insulating layer; carrying out a plasma-enhanced chemical vapor deposition while forming an inert gas plasma; conveying monosilane to the inert gas plasma, with the monosilane decomposing into silicon and hydrogen and the silicon in the gaseous phase entering into a chemical reaction with the transition metal in order to form the electromigration-resistant crystalline transition-metal silicide layer.

A MEMS gas sensor includes a photoacoustic sensor including a thermal emitter and an acoustic transducer, the thermal emitter and the acoustic transducer being inside a mutual measurement cavity. The thermal emitter includes a semiconductor substrate and a heating structure supported by the semiconductor substrate. The heating structure includes a heating element. The MEMS gas sensor further includes a chemical sensor thermally coupled to the heating element, and the chemical sensor including a gas adsorbing layer.