Abstract:
The electric oven includes a case having a tubular shape with an open front face and accommodates food therein, an inner frame in the case, which has a plurality of external surfaces and defining a cavity which is a heating region of the food, a plurality of sheet heaters arranged on the external surfaces of the inner frame, and first and second electrodes connected to opposite edges of each of the sheet heaters, respectively. A plurality of thermal diffusion layers is disposed on corners of the external surfaces of the inner frame.
Abstract:
A heating element includes a matrix material and a nanomaterial filler, wherein the nanomaterial filler includes at least one of a nano-sheet and a nanorod.
Abstract:
Disclosed are an electron emitting device using graphene and a method for manufacturing the same. The electron emitting device includes a metal holder having at least one slot, at least one emitter plate inserted into the slot to protrude from a first surface of the metal holder, and including an emitter supporting member and a graphene emitter attached onto the emitter supporting member, an insulation layer provided on the first surface of the metal holder, and a gate electrode provided on the insulation layer and including a gate supporting member and a graphene gate attached onto the gate supporting member.
Abstract:
An electro-chromic panel includes a detection layer, and an electro-chromic layer configured to switch an operational mode of a selected area according to a signal provided from the detection layer. A method of operating an electro-chromic panel includes detecting a first signal provided to a detection layer, and switching an operational mode of a first area of an electro-chromic layer according to the first signal provided from the detection layer.