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6808781 |
Silicon wafers with stabilized oxygen precipitate nucleation centers and process for making the same
A silicon wafer having a controlled oxygen precipitation behavior such that a denuded zone extending inward from the front surface and oxygen precipitates in the wafer bulk sufficient for intrinsic...
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6808778 |
Optical recording medium
An optical recording medium is provided with a recording layer and a reflecting film on an optically transparent substrate. The principal component of the recording layer is a dye. Virtual...
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6800348 |
Optical recording medium
A magneto-optical disk having recording tracks are formed along concentric grooves or a spiral groove. A non-groove region where no grooves are made is provided in a middle part of each recording...
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6794005 |
Optical recording medium, optical recording method and optical recording device
An optical recording medium having a substrate, and a recording layer provided on the substrate and containing: (a) a formazan metal chelate including a formazan compound and a metal component, (b)...
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6790501 |
Limited-play optical media with improved shelf-life and playability
Limited-play optical medium with improved shelf stability are formed from a plurality of layers, including in sequence: (a) a first substrate layer; (b) a data layer; (c) a reflective layer; (d) a...
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6787211 |
Optical recording medium and its manufacturing method
To solve the problem of reliability of a flat film in an optical recording medium due to repelling, and a problem of the yield. An optical recording medium for executing at least one of recording...
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6780238 |
Argon/ammonia rapid thermal annealing for silicon wafers
A silicon wafer is provided having controlled distribution of defects, in which denuded zones having a sufficient depth inward from the surface of the wafer are combined with a high gettering...
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6780487 |
Elastic pad
An elastic pad is formed of a protective covering, and an elastic member which is encased by the protective covering and is formed of three elastic bodies capable of expanding and springing back to...
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6777820 |
Semiconductor wafer
To provide a semiconductor wafer having dot marks produced by irradiating laser beam capable of selecting a marking region capable of reading and writing marks in a state in which the marks hardly...
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6769439 |
Plasma cleaning method and placement area protector used in the method
In a vacuum processing system used in a semiconductor device manufacturing process, a plate-shaped placement area protector made of a dielectric material having a surface of dimensions and shape...
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6771374 |
Scatterometry based measurements of a rotating substrate
A system and method are disclosed for monitoring characteristics of a rotating substrate. As the substrate rotates in an environment, an incident light beam is emitted onto the substrate near an...
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6770347 |
Cyanine dye compound having tetracyanoquinodimethane compound as counter anion and optical recording medium containing the same
A cyanine dye compound represented by formula (I) shown below, and an optical recording medium having a recording layer which is capable of recording information by laser irradiation and contains...
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6770346 |
Optical recording medium and recording method
An optical recording medium comprising a recording layer which comprises a phase-change recording material causing a reversible phase change between a crystalline phase and an amorphous phase by...
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6764737 |
Method of producing information recording medium, production apparatus and information recording medium
A method of producing an information recording medium having enhanced planarity with high productivity, comprising steps of processing a surface of a disk substrate by satin-like finishing, heating...
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6761952 |
Bis-styryl dye and method for manufacturing the same and its use for a high density optical recording medium
This invention provides imin complex dyes for a high-density optical disc recording medium having the following formula (I): wherein Y constitutes oxygen atom, sulfate atom, carbon atom with...
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6761951 |
Synthetic quartz glass blank
A cylindrical, chlorine-free synthetic quartz glass blank of a specific size obtained by homogenizing a synthetic quartz glass ingot having periodic striae along a direction of growth has (a)...
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6753059 |
Optical recording material and optical recording medium using same
Disclosed in this invention is a phase change optical recording material for a rewritable recording medium with a high speed crystallization and excellent erasibility, which comprises a composition...
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6746746 |
Laser beam optical recording medium featuring several read/write levels
The inventions relates to a laser beam optical recording medium which features several read/write levels, comprising a first half-transparent level and at least a second level, the first one being...
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6743494 |
Recording medium for optical data storage devices, method for producing said recording medium and optical data storage device with a corresponding recording layer
In addition to a cationic dye and at least one substance which functions as a quenching agent, the inventive recording medium contains a stabiliser in order to increase the stability of the optical...
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6743495 |
Thermal annealing process for producing silicon wafers with improved surface characteristics
A process for manufacturing silicon wafers that reduces the size of silicon wafer surface and/or sub-surface defects without the forming excessive haze. The process entails cleaning the front...
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6740374 |
Cap closure and detachable liner
The present invention provides a container closure, including: a metal closure shell having a top surface and a bottom surface, the top and bottom surfaces having at least one varnish coating...
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6740382 |
Information recording medium
An information recording medium having a substrate, a recording layer on which information is recorded in accordance with a change of atomic arrangement caused by irradiation of light, a first...
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6737142 |
Optical data store comprising an axially substituted cobalt phthalocyanine in the light-writeable information layer
Optical data carrier comprising a preferably transparent substrate which may, if desired, have previously been coated with one or more reflection layers and to whose surface a light-writeable...
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6733858 |
Optical recording medium and optical recording method therefor
Provided is a medium having a phase change recording layer wherein crystallization of the recording layer is facilitated, and at the same time, wherein the region to be crystallized is crystallized...
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6726972 |
Optical data storage medium containing a diaza hemicyanine dye as the light-absorbing compound in the information layer
An optical data storage medium containing a preferably transparent substrate which has optionally already been coated with one or more reflecting layers and onto the surface of which a...
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6723410 |
Optical recording medium
The subject matter of the invention is to provide an optical recording medium with improvements in repeated overwrite characteristics, write power margin, archival stability and the like. The...
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6723411 |
Information recording medium and method for manufacturing an information recording medium
To provide an information recording medium which permits high density recording/reproduction, which has good thermal stability, and which, due to the use of an interface layer with a high sputter...
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6716508 |
Optical recording medium
In an optical recording medium of a recording format to record data on both lands and grooves in such a manner that a recording area is divided into a plurality of zones, and headers arranged...
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6716507 |
Optical recording medium
An optical recording medium 10 comprises a substrate 1 , first protective layer 2 , interfacial layer 3 , recording layer 4 , second protective layer 5 , light absorbing and heat generating...
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6716506 |
Recordable high-density optical recording media
A recordable optical recording medium, particularly a recordable high-density optical recording medium is disclosed. The optical recording medium comprises a substrate and a recording layer formed...
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6713147 |
Optical information-recording medium and optical information-recording method
An information-recording medium comprising a substrate having thereon a recording layer capable of recording information with laser light, said recording layer containing: at least one compound...
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6713148 |
Optical information recording medium
An optical information recording composition suitable for use as a recording layer of an optical information recording medium. The optical information recording composition contains Sb, and one or...
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6713146 |
Optical data stores containing a Co-phthalocyanine complex in the information layer recordable using light
The present invention relates to a singly recordable optical data medium using Co-phthalocyanine complexes of the formula (I) in which the groups are defined herein, as light-absorbing compounds...
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6706358 |
Storage disk comprising depressions and /or raised features
A data storage disk may include depressions or raised features, which may be filled and/or polished with various materials.
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6706847 |
Copolycarbonate compositions, and related articles and processes
A thermoplastic composition is described, based on a copolycarbonate which includes at least two structural units. Structure I is usually a conventional carbonate based on bisphenol A, while...
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6706359 |
Optical information recording medium and method for manufacturing the same
An optical information recording medium includes a reflective film, a recording film and a protective film on a substrate. The protective film is provided with a surface layer on a side opposite to...
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6699556 |
Optical information recording medium and information recording method
An optical information recording medium having, on a substrate, a recording layer capable of recording information by irradiation with laser rays. The recording layer includes a 1,2,3-triazole...
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6692809 |
Optical recording medium
An optical recording medium is provided which comprises: a substrate including concentrically or spirally formed grooves each having a V-shaped cross section; a first dielectric layer formed on the...
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6689444 |
REFLECTION LAYER OR SEMI-TRANSPARENT REFLECTION LAYER FOR USE IN OPTICAL INFORMATION RECORDING MEDIA, OPTICAL INFORMATION RECORDING MEDIA AND SPUTTERING TARGET FOR USE IN THE OPTICAL INFORMATION RECORDING MEDIA
A novel reflective layer or semi-transparent reflective layer for use in optical information recording media with suppressed growth of Ag crystal grains and having a high reflectivity and excellent...
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6682799 |
Organic recording medium for fluorescent worm disks
A dye-in-polymer composition for in fluorescent WORM discs comprises about 0.1 to 10% by weight of a fluorescent dye capable of absorbing laser radiation and transforming the absorbed light into...
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6673408 |
Disk label envelope laminate
A laminate is provided for both labeling a data disk and creating an envelope for storing thereof. The laminate includes a base sheet having first and second pages joined together at a primary fold...
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6673411 |
Optical recording medium
A recordable optical recording medium comprising a recording layer containing an organic dye which can absorb a laser beam and a metal reflective layer directly or via another layer on a...
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6670015 |
Restickable and removable label technology labels
The present invention pertains to an article of manufacture of restickable and replaceable label technology, particularly for use as replaceable and restickable labels for digital medium discs. In...
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6670013 |
Optical recording medium and use of such optical recording medium
An optical recording medium. The optical recording medium has a substrate and a stack of layers provided thereon. The stack of layers includes a phase change recording layer, having a melting point...
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6667088 |
Optical recording medium
Information is recorded on or reproduced from an optical recording medium ( 10 ) with irradiation of light from the opposite side of a substrate ( 2 ). In this optical recording medium ( 10 ), a...
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6667087 |
Optical information recording medium
An optical information recording medium with a recording layer enables a recording and reproducing to be effected with a 650 nm (or further) laser beam, and the recording layer contains at least...
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6663934 |
Optical information recording medium
An optical information recording medium comprises a substrate and a multilayered film formed on the substrate, the multilayered film comprising a first information layer, a separating layer, and a...
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6660867 |
Metal complex type squarylium compounds and optical recording media made by using the same
An object of the present invention is to provide a material having spectroscopic properties, light resistance, solubility and thermal decomposition properties suitable for recording for DVD-R. More...
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6660355 |
Wear resistant articles
An annular body, and method of making same, comprising at least one wear surface portion, the portion comprising a plurality of layers held in a matrix, each layer consisting essentially of fibres...
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6649241 |
Phase-change optical disk
A phase-change optical disk includes a first dielectric layer, reflecting layer, first interface layer, recording layer, second interface layer, second dielectric layer, and light-transmitting...
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