摘要:
The present invention relates to a power storage system including a negative electrode which has a crystalline silicon film provided as a negative electrode active material on the surface of a current collector and contains a conductive oxide in a surface layer section of the crystalline silicon film. Alternatively, the present invention relates to a method for manufacturing a power storage system, which includes the step of forming an amorphous silicon film on a current collector, adding a catalytic element for promoting crystallization of the amorphous silicon, onto a surface of the amorphous silicon film, heating the amorphous silicon film with the catalytic element added to crystallize the amorphous silicon film and thereby form a crystalline silicon film, and using the crystalline silicon film as a negative electrode active material layer.
摘要:
The invention provides a semiconductor device which is non-volatile, easily manufactured, and can be additionally written. A semiconductor device of the invention includes a plurality of transistors, a conductive layer which functions as a source wiring or a drain wiring of the transistors, and a memory element which overlaps one of the plurality of transistors, and a conductive layer which functions as an antenna. The memory element includes a first conductive layer, an organic compound layer and a phase change layer, and a second conductive layer stacked in this order. The conductive layer which functions as an antenna and a conductive layer which functions as a source wiring or a drain wiring of the plurality of transistors are provided on the same layer.
摘要:
A power storage device with favorable battery characteristics and a manufacturing method thereof are provided. The power storage device includes at least a positive electrode and a negative electrode provided so as to face the positive electrode with an electrolyte provided therebetween. The positive electrode includes a collector and a film containing an active material over the collector. The film containing the active material contains LieFefPgOh satisfying relations 3.5≦h/g≦4.5, 0.6≦g/f≦1.1, and 0≦e/f≦1.3 and LiaFebPcOd satisfying relations 3.5≦d/c≦4.5, 0.6≦c/b≦1.8, and 0.7≦a/b≦2.8. The film containing the active material contains the LiaFebPcOd satisfying the relations 3.5≦d/c≦4.5, 0.6≦c/b≦1.8, and 0.7≦a/b≦2.8 in a region which is in contact with the electrolyte.
摘要:
To provide an electrode for a power storage device, which has high reliability and can be miniaturized. To provide a power storage device including the electrode. In the electrode, a stress-relieving layer which relieves internal stress of an active material layer including a whisker is provided over a current collector. By the stress-relieving layer, deformation of the current collector can be suppressed and the productivity of the power storage device can be increased. In addition, the size of the power storage device can be reduced and the reliability thereof can be increased. Graphene may be formed so as to cover the active material layer including a whisker.
摘要:
To reduce the laser threshold by efficiently exciting a light-emitting body in a solid-state dye laser with light having high density, thereby facilitating emission of laser beams, and to miniaturize a solid-state dye laser including an excitation light source. A solid-state dye laser capable of emitting laser beams by efficiently introducing light from an excitation light source to a light-emitting body incorporated in an optical resonator structure and exciting the light-emitting body with light with high density, is realized.
摘要:
It is an object of the present invention to provide a volatile organic memory in which data can be written other than during manufacturing and falsification by rewriting can be prevented, and to provide a semiconductor device including such an organic memory. It is a feature of the invention that a semiconductor device includes a plurality of bit lines extending in a first direction; a plurality of word lines extending in a second direction different from the first direction; a memory cell array including a plurality of memory cells each provided at one of intersections of the bit lines and the word lines; and memory elements provided in the memory cells, wherein the memory elements include bit lines, an organic compound layer, and the word lines, and the organic compound layer includes a layer in which an inorganic compound and an organic compound are mixed.
摘要:
It is an object of the present invention to provide a technique in which a high-performance and high reliable memory device and a semiconductor device provided with the memory device are manufactured at low cost with high yield. The semiconductor device includes an organic compound layer including an insulator over a first conductive layer and a second conductive layer over the organic compound layer including an insulator. Further, the semiconductor device is manufactured by forming a first conductive layer, discharging a composition of an insulator and an organic compound over the first conductive layer to form an organic compound layer including an insulator, and forming a second conductive layer over the organic compound layer including an insulator.
摘要:
To provide a semiconductor device which is higher functional and reliable and a technique capable of manufacturing the semiconductor device with a high yield at low cost without complexing the apparatus or process. At least one of a first conductive layer and a second conductive layer is formed containing one kind or plural kinds of indium, tin, lead, bismuth, calcium, manganese, or zinc; or oxidation treatment is performed at least one of interfaces between an organic compound layer and the first conductive layer and between the organic compound layer and the second conductive layer. The first conductive layer, the organic compound layer, and the second conductive layer which are formed over a first substrate with a peeling layer interposed therebetween can be peeled from the first substrate with the peeling layer, and transposed to a second substrate.
摘要:
It is an object of the present invention to provide an involatile memory device, in which additional writing of data is possible other than in manufacturing steps and forgery and the like due to rewriting can be prevented, and a semiconductor device having the memory device. It is also an object of the present invention to provide an inexpensive involatile memory device and a semiconductor device having high reliability. According to the present invention, a memory device includes a first conductive layer, a second conductive layer, and an insulating layer interposed between the first conductive layer and the second conductive layer, where the first conductive layer has a convex portion.
摘要:
The present invention provides a memory device and a semiconductor device which have high reliability for writing at low cost. Furthermore, the present invention provides a memory device and a semiconductor device having a non-volatile memory element in which data can be additionally written and which can prevent forgery due to rewriting and the like. The memory element includes a first conductive layer, a second conductive layer, and an organic compound layer, which is formed between the first conductive layer and the second conductive layer, and which has a photosensitized oxidation reduction agent which can be an excited state by recombination energy of electrons and holes and a substance which can react with the photosensitized oxidation reduction agent.