摘要:
According to one embodiment, a thermoelectric module includes a housing and a power generation member. The housing has a first temperature layer and a second temperature layer, the first temperature layer and the second temperature layer being stacked, the housing further having a cylindrical through-hole provided so as to penetrate the first temperature layer and the second temperature layer. The power generation member has thermoelectric materials stacked such that current flows in one direction in the power generation member, the power generation member being provided in the through-hole so that opposite ends of each of the thermoelectric materials are positioned at the first temperature layer and the second temperature layer, respectively.
摘要:
In order to provide a highly reliable thermoelectric device, in a thermoelectric device, a plurality of heat-radiating-side electrodes, arranged in accordance with positions where respective thermoelectric elements are to be arranged, are arrayed in an array fashion on a planer surface of a heat-radiating-side board. Heat-radiating-side end surfaces of the plurality of p-type thermoelectric elements and n-type thermoelectric elements and the heat-radiating-side electrodes are joined together by solders. Heat-absorbing-side electrodes are brought into sliding contact with heat-absorbing-side end surfaces of these thermoelectric elements.
摘要:
A gene silencing vector according to the present invention comprises a vector which includes a promoter, an enhancer sequence in the downstream of the promoter, and a gene encoding a potyvirus-origin coat protein in the downstream of the enhancer sequence, wherein in order to cause gene silencing of the specific target gene in a host plant, the vector is used with a specific target gene or a gene that is homologous to the target gene inserted in the vicinity of the gene encoding the coat protein.
摘要:
An optically coupled semiconductor device according to the present invention comprises a mount electrode and a wire electrode which are formed on a top main face of the first wiring substrate, a light-emitting element is electrically connected to the mount electrode and the wire electrode, a first electrode pad and a second electrode pad which are provided on the top main face of the second wiring substrate in such a manner as to sandwich the opening formed in the second wiring substrate, a photo-receptor element which is arranged in such a manner as to block the opening formed in the second wiring substrate and which is connected to the first electrode pad so as to face the light-emitting element, and a switching element which is connected to the second electrode pad so as to face the wire.
摘要:
In a stacked-type semiconductor unit having a plurality of semiconductor devices stacked on a base board including a base electrode, each semiconductor device has a wiring board including an external electrode provided in an end portion thereof. The semiconductor devices are stacked on the base board such that the external electrodes are aligned with one another. Then, the external electrodes are electrically connected to the base board by solder.
摘要:
A semiconductor device comprises a first wiring board and a second wiring board, wherein the first wiring board includes a first semiconductor element arranged on the underside of the first wiring board, and a second connecting section formed on the underside of the first wiring board, the second wiring board includes a second semiconductor element, and a third connecting section formed on the surface of the second wiring board, the second connecting section has a first external connecting land, the third connecting section is arranged opposite to the first external connecting land and has a second external connecting land which is smaller than the first external connecting land, and the second and third connecting sections are formed such that a combined thickness thereof provides a given space between the first semiconductor element and the second wiring board.
摘要:
A circuit substrate which is formed by fixing a wiring pattern on an insulated substrate has a shielding member for absorbing or reflecting radio waves formed on a first electronic component electrically connected. A shielding layer for absorbing or reflecting radio waves is formed on the circuit substrate. And, a second electronic component is disposed between the first electronic component and the shielding layer.