摘要:
An electrochromic compound having in the molecule at least an adsorbable group, a redox chromophore and a spacer portion, and represented by the following General Formula (1): wherein A represents the adsorbable group, C represents the redox chromophore, and X represents the spacer portion represented by the following formula; wherein R1 and R3 each represent an aliphatic hydrocarbon group or an aromatic derivative group, R2 represents a hydrogen atom or a monovalent group.
摘要:
A method for fabricating a piezoelectric element capable of ensuring high piezoelectric characteristics by preventing generation of unnecessary electric field in a piezoelectric thin film layer during the fabrication process. The method for fabricating a piezoelectric element comprises a first step for depositing a lower electrode layer, a piezoelectric thin film layer and an upper electrode layer sequentially on a substrate, a second step for performing etching including dry etching, a third step for performing polarization by applying a voltage between the lower electrode layer and the upper electrode layer, and a fourth step for segmenting into individual piezoelectric elements wherein the lower electrode layer and the upper electrode layer are held in short circuit state at least when dry etching is performed.
摘要:
An inspecting method inspects an optical stacked structure having a reflection layer and at least one light transmitting thin film sequentially stacked on a substrate. The inspecting method irradiates inspection light on the optical stacked structure from a side provided with the light transmitting thin film, measures a light intensity of reflected light from each layer, that changes depending on a change in an optical path length to each layer, and inspects a thickness of the light transmitting thin film based on the light intensity of reflected light for a specific wavelength.
摘要:
A recordable optical information recording medium having an address t for each sector, comprises: an area A1 starting from an address t1 to which access is made only when a recording apparatus performs recording operation; an area A2 starting from an address t2 to which access is made either when the recording apparatus performs the recording operation or when the recording apparatus performs reproducing operation; and an area A3 starting from an address t3 to which access is made either when either the recording apparatus or a reproducing apparatus performs recording or when either the recording apparatus or the reproducing apparatus performs reproducing. The addresses t are set consecutively with respect to a physical arrangement of the sectors in each of the areas A2 and A3, and the area A1 has at least one inconsecutive part at which the addresses t are not consecutive with respect to the physical arrangement of the sectors.
摘要:
A recordable optical information recording medium having an address t for each sector, comprises: an area A1 starting from an address t1 to which access is made only when a recording apparatus performs recording operation; an area A2 starting from an address t2 to which access is made either when the recording apparatus performs the recording operation or when the recording apparatus performs reproducing operation; and an area A3 starting from an address t3 to which access is made either the recording apparatus or a reproducing apparatus performs recording or when either recording apparatus or the reproducing apparatus performs reproducing. The addresses t are set consecutively with respect to a physical arrangement of the sectors in each of the areas A2 and A3, and the area A1 has at least on inconsecutive part at which the addresses t are not consecutive with respect to the physical arrangement of the sectors.
摘要:
A method of initializing a phase-change optical information recording medium is provided, using an optical system incorporating a semiconductor laser device. The laser device is characterized by a specified spatial power distribution. In a spatial distribution of the laser power focused on the recording medium, in the direction perpendicular to guide tracks the laser device preferably has less average smaller in both end regions of the spatial distribution, which have each 10% of the width at half maximum of the distribution, than the average in the center region of the full width at half maximum of the distribution.
摘要:
An object of the present invention is to provide an optical recording medium which exhibits high storage reliability in high-temperature/high-humidity conditions, stable performance at high temperatures, appropriate mechanical properties and high productivity and is capable of reproducing and recording at high speeds. It is an optical recording medium containing a lower protective layer, an optical recording layer, an upper protective layer and an optical reflective layer which contains 98% by weight or more of Ag that are formed on the substrate, the thickness of the optical recording layer is 8 nm to 14 nm and the thickness of the upper protective layer is 4 nm to 24 nm, the upper protective layer contains at least one of zinc oxide, indium oxide, tin oxide, niobium oxide, silicon nitride, aluminum nitride and SiOx (1.6≦x≦1.9) and less than 0.1% by weight of at least any one of sulfur and chlorine, and the upper protective layer is amorphous after recording or rewriting.
摘要翻译:本发明的目的是提供一种在高温/高湿条件下具有高储存可靠性,高温下性能稳定,机械性能好,生产率高,并且能够高速再现和记录的光记录介质 。 光记录层的厚度是含有下保护层,光记录层,上保护层和含有98重量%以上的Ag的光反射层的光记录介质, 为8nm〜14nm,上保护层的厚度为4nm〜24nm,上保护层含有氧化锌,氧化铟,氧化锡,氧化铌,氮化硅,氮化铝和SiO x( 1.6 <= x <= 1.9)和小于0.1重量%的硫和氯中的至少一种,并且上保护层在记录或重写之后是非晶的。
摘要:
A recordable optical information recording medium having an address t for each sector, comprises: an area A1 starting from an address t1 to which access is made only when a recording apparatus performs recording operation; an area A2 starting from an address t2 to which access is made either when the recording apparatus performs the recording operation or when the recording apparatus performs reproducing operation; and an area A3 starting from an address t3 to which access is made either when either the recording apparatus or a reproducing apparatus performs recording or when either the recording apparatus or the reproducing apparatus performs reproducing. The addresses t are set consecutively with respect to a physical arrangement of the sectors in each of the areas A2 and A3, and the area A1 has at least one inconsecutive part at which the addresses t are not consecutive with respect to the physical arrangement of the sectors.
摘要:
A method and apparatus for initializing optical recording media is provided that detects the intensity of a reflective light off of an optical recording media and analyzes the initializing condition based on the detected intensity during an initializing process. The light is radiated on a rotating phase-change optical recording medium. The light may be moved in a radial direction of the optical recording medium. The detected intensity of the reflected light may be used to identify crystallized portions and amorphous portions of the optical media. The initialization process can be adaptively controlled to ensure proper initialization. If desired, re-initialization can be limited to those areas detected to be outside of the predetermined parameters.
摘要:
The object of the present invention is to provide an optical recording medium which comprises a substrate, and a first information layer and a second information layer disposed on the substrate, and an intermediate layer disposed between the first information layer and the second information layer, wherein any one of recording and reproducing is performed in the first information layer and the second information layer by irradiating a laser beam from the first information layer side, the second information layer comprises a protective layer, a second dye layer which comprises an organic dye, an oxidized layer, and a reflective layer in this order from the laser beam irradiation side, and the oxidized layer comprises an oxide which is a material constituting the reflective layer.