Abstract: An all-solid-state battery includes a pair of electrode layers consisting of first and second electrode layers, and a solid-state electrolyte layer positioned between the pair of electrode layers, wherein the first electrode layer contains an electrode active material having an olivine-type crystalline structure, the solid-state electrolyte layer contains a solid-state electrolyte having a NASICON-type crystalline structure, and the solid-state electrolyte layer in the vicinity of the first electrode layer is expressed by a composition formula LixAyCozM?aM?bP3Oc. The all-solid-state battery can improve the long-term cycle stability.

Abstract: A dye-sensitized solar cell includes: a transparent electrode; a power generation layer on the first main surface of the transparent electrode, including a semiconductor layer, a photosensitizing dye and an electrolyte layer; a counter electrode on the main surface of the power generation layer, having an electrode extraction region, wherein at least a part of the side surfaces of the counter electrode and at least a part of the side surfaces of the power generation layer are positioned coplanar, the electrode extraction region of the counter electrode overlaps with at least a part of the main surface of the power generation layer in a top view, and the side surfaces of the power generation layer are covered with a sealing layer formed extending from one of the transparent electrode and the counter electrode to the other.

Abstract: In an exemplary embodiment, an organic photovoltaic cell includes: a transparent electrode layer 21; an opposing electrode layer 32 facing the transparent electrode layer 21; an organic generation layer 25 provided between the transparent electrode layer 21 and the opposing electrode layer 32; a first electrode 21a connected to the transparent electrode layer 21; and a second electrode 21b connected to the opposing electrode layer 32 and provided, in plan view, on the side where the first electrode 21a is located.

Abstract: A dye-sensitized solar cell includes: a transparent electrode; a power generation layer on the first main surface of the transparent electrode, including a semiconductor layer, a photosensitizing dye and an electrolyte layer; a counter electrode on the main surface of the power generation layer, having an electrode extraction region, wherein at least a part of the side surfaces of the counter electrode and at least a part of the side surfaces of the power generation layer are positioned coplanar, the electrode extraction region of the counter electrode overlaps with at least a part of the main surface of the power generation layer in a top view, and the side surfaces of the power generation layer are covered with a sealing layer formed extending from one of the transparent electrode and the counter electrode to the other.

Abstract: A dye-sensitized solar cell 10 includes: an electrode 11; a counter electrode 12 disposed facing the electrode 11; an electrolyte layer 16 sandwiched between the electrode 11 and the counter electrode 12; and a power generation layer 15 provided on a surface of a counter electrode 12 side of the electrode 11 and formed of oxide semiconductor particles 13 supporting a sensitizing dye 14, wherein the electrolyte layer 16 includes a matrix, with an electrolyte dispersed therein, of a polymer compound existing in a solid state at ordinary temperature and pressure.

Abstract: In an embodiment, a photoelectric conversion element includes an electrode 1, a counter-electrode 2, and an electrolyte layer 3 interposed between the electrode 1 and the counter electrode 2, wherein: a semiconductor oxide layer 10, as well as semiconductor oxide grains 21 and sensitizing dye 22 fixed via the semiconductor oxide layer 10, are provided on at least a part of a face of the electrode 1 facing the counter-electrode 2; the semiconductor oxide layer 10 has a film structure constituted by grains which are more densely packed than are the fixed semiconductor oxide grains 21; the electrolyte layer 3 contains I3? and I?; and the concentration of I? in the electrolyte layer 3 is 1 to 10 mol/L and is 2 million to 200 million times that of I3?. The photoelectric conversion element is capable of generating a large amount of electricity and high electrical current.

Abstract: An all-solid-state battery includes a pair of electrode layers consisting of first and second electrode layers, and a solid-state electrolyte layer positioned between the pair of electrode layers, wherein the first electrode layer contains an electrode active material having an olivine-type crystalline structure, the solid-state electrolyte layer contains a solid-state electrolyte having a NASICON-type crystalline structure, and the solid-state electrolyte layer in the vicinity of the first electrode layer is expressed by a composition formula LixAyCozM?aM?bP3Oc. The all-solid-state battery can improve the long-term cycle stability.

Abstract: A dye-sensitized solar cell includes four generation cells, wherein their negative electrodes and positive electrodes are facing each other, with an electrolytic solution sealed in between, and being contacted by generation layers. On the other main side of a polyimide layer on which the positive electrodes are formed, wiring layers corresponding to the positive electrodes are provided in positions overlapping with both the corresponding positive electrodes and the positive electrodes adjacent thereto. The wiring layers corresponding to the positive electrodes are connected by through holes and conductor penetrating the polyimide layer. The negative electrodes of the generation cells are connected, on the outer periphery side, with the wiring layers that are connected to the positive electrodes of the adjacent generation cells, except for the wiring layer and negative electrode on which leader terminal parts are formed.

Abstract: Provided is an optical information recording medium employing an In-Groove recording system, and having a preferable recording characteristic with a high modulation degree and low jitter characteristics. The medium is comprised of a circular-disk shaped substrate 2 having a through hole at a center portion thereof and a helical guide groove 3 on one surface thereof; a reflective layer 4 formed on the guide groove 3 of the substrate 2; a recording layer 5 formed on the reflective layer 4 and composed of an organic material including a dye; a protection layer 6 provided on the recording layer 5; and a light-transmissive layer 7 formed on the protection layer 6. The recording layer 5 includes an organic dye which is an azo metal complex compound having a structure represented by (Chemical formula 1) and a functional group represented by (Chemical formula 2).

Abstract: An electrolyte-sealing structure for a dye-sensitized solar cell includes: a pair of opposing substrates; a fluid electrolyte sealed between the substrates; a thermoplastic resin layer positioned in such a way as to laminate the pair of substrates together while providing an area in which the fluid electrolyte is to be sealed; and a siloxane-containing layer between each of the substrates and the thermoplastic resin.

Abstract: A dye-sensitized solar cell includes four generation cells, wherein their negative electrodes and positive electrodes are facing each other, with an electrolytic solution sealed in between, and being contacted by generation layers. On the other main side of a polyimide layer on which the positive electrodes are formed, wiring layers corresponding to the positive electrodes are provided in positions overlapping with both the corresponding positive electrodes and the positive electrodes adjacent thereto. The wiring layers corresponding to the positive electrodes are connected by through holes and conductor penetrating the polyimide layer. The negative electrodes of the generation cells are connected, on the outer periphery side, with the wiring layers that are connected to the positive electrodes of the adjacent generation cells, except for the wiring layer and negative electrode on which leader terminal parts are formed.

Abstract: Playback durability of a writable optical disk is ensured. A method of controlling a playback condition includes continuously irradiating an optical disk with a laser beam having a power level lower than a mark formation level and detecting a change of a state of a signal caused by a return light from the optical disk, and setting a playback condition for the optical disk according to the change of the state of the signal. The playback durability of the optical disk can be ensured by adaptively controlling the playback condition as stated above.

Abstract: Provided is an optical information recording medium employing an In-Groove recording system, and having a preferable recording characteristic with a high modulation degree and low jitter characteristics. The medium is comprised of a circular-disk shaped substrate 2 having a through hole at a center portion thereof and a spiral guide groove 3 on one surface thereof; a reflective layer 4 formed on the guide groove 3 of the substrate 2; a recording layer 5 formed on the reflective layer 4 and composed of an organic material including a dye; a protection layer 6 provided on the recording layer 5; and a light-transmissive layer 6 formed on the protection layer 6. The recording layer 5 includes an organic dye which is an azo metal complex compound having a structure represented by (Chemical formula 1) and a functional group represented by (Chemical formula 2).

Abstract: Playback durability of a writable optical disk is ensured. A method of controlling a playback condition includes continuously irradiating an optical disk with a laser beam having a power level lower than a mark formation level and detecting a change of a state of a signal caused by a return light from the optical disk, and setting a playback condition for the optical disk according to the change of the state of the signal. The playback durability of the optical disk can be ensured by adaptively controlling the playback condition as stated above.

Abstract: An optical information recording medium capable of being drawn without being overturned by an optical information recording apparatus and cable of being drawn not depending on the wavelength of a laser light to be irradiated, the optical information recording medium having an information recording portion in which a recording layer and a first reflection layer are formed successively on a first substrate, and having a drawing portion in which a second reflection layer, a color-change layer, a color-change assistance layer, and a protection layer are formed successively on a second substrate, in which the second reflection layer is heated by irradiation of a laser light and the material in the color-change layer and the material in the color-change assistance layer are melted by the heat and mixed to cause a color change thereby forming images.

Abstract: An optical information recording medium having a drawing region capable of being used without being reversed and without interference with a data recording region is disclosed. The optical information recording medium has a structure in which a recording layer, a semitransparent reflective layer, a discoloration layer, and a protective layer are is formed in order on a first light-transmitting substrate so that the discoloration layer is irradiated with a laser beam to change the optical property of the discoloration layer. For example, interaction between a colorant and a developer in the discoloration layer which assumes a black color is eliminated to cause the color to disappear, thereby forming an image.

Abstract: An optical information recording medium has a recording layer and a first semi-transmissive reflective layer which are formed on one surface of a first light-transmissive substrate. Information can be recorded by irradiating a laser beam to the recording layer from the other surface side of the first light-transmissive substrate. The optical information recording medium further comprises a second light-transmissive substrate bonded to the one surface side of the first light-transmissive substrate, which includes the recording layer and the first semi-transmissive reflective layer, a second semi-transmissive reflective layer formed on the second light-transmissive substrate, a heat generating layer formed on the second semi-transmissive reflective layer, and a color developing layer formed on the heat generating layer.

Abstract: An optical information recording medium has a recording layer, a semi-transmissive reflective layer, a heat-generating layer, a reflective layer, a deformation layer, and a protective layer formed sequentially on a first translucent substrate, and the reflective layer and deformation layer are deformed by heat by irradiating a laser beam to the heat generating layer. Diffused reflection of visible light at the deformed reflecting layer manifests an image. Thus, rendering can be performed by an optical information recording device without flipping over the optical information recording medium, and without interfering with the data recording region.