radiation (Total 98132 Patents Found)

A copolymer expressed by the following structural formula ##STR1## was obtained by loading adamantyl methacrylate monomer and t-butyl acrylate monomer by 1:1, then conducting polymerization, adding AIBN as a polymerization initiator, and then conducting precipitation purification with methanol. Then to the copolymer, t...
An adjustable diaphragm arrangement, or device, for defining an aperture ch confines a beam of radiation, especially for radiation therapy, in which cup shaped diaphragm elements, the edges of which define the edge of the aperture and which elements are concave toward a common point at or near the source of radiation,...
A dual-band patch antenna element ( 10 ) for circular or linear polarization. The patch element ( 10 ) is excited by two different hybrids ( 22, 24 ), designed for transmit and receive bands respectively. Each hybrid ( 22, 24 ) electromagnetically couples a pair of orthogonal ground plane slots ( 26, 28, 30, 32 ) that ...
An image signal representing radiation images is detected from a recording medium on which the radiation images have been recorded in a subdivision pattern. The whole image recording area of the recording medium is divided into four regions which have the same shape and the same size and which are vertically and horizo...
A system is provided for reading an image stored on a storage layer radiation screen. The system includes a carousel for holding a storage layer radiation screen and a screen scanning system. The screen scanning system includes a carousel mount on which the carousel may be mounted and a rotation mechanism for rotating ...
A process for material working with plasma induced by high-energy radiati especially laser radiation, in which the radiation originating from the region of the workpiece is observed along the axis of the laser radiation focused along the axis on the workpiece as a function of the time. To obtain a measure of the penet...
A composition for the preventing, reducing or treating radiation dermatitis includes a mixture of one or more compounds that regulates cell differentiation and/or cell proliferation, and one or more antioxidants formulated in a pharmaceutically acceptable carrier. The composition of the present invention may further in...
The invention features a treatment method of deeply seated tissue and a corresponding medical instrument. The medical instrument includes a light guide adapted to transmit light energy of a selected wavelength from a light source to a selected volume of tissue, a conduit constructed to deliver a flow of coolant from a ...
In a radiation image storage panel comprising a support, a phosphor layer containing a stimulable phosphor and a binder, and a protective film superposed in this order, the improvement in which the thickness of the phosphor layer at the edge on at least two sides being opposite to each other is less than the mean thick...
A photoresist composition consisting of an acid or base generator, a crosslinking agent activated in the presence of an acid or base and an alkali soluble resin, preferably a phenolic resin, having a portion of its phenolic hydroxyl groups reacted to form a blocking group inert to acid or base. The presence of the iner...
The light guide and the method of measuring temperature with the aid of said light guide relate to optical pyrometry of melts. A light guide 1 is made from a light-permeable refractory corrosion-resistant material such as leucosapphire, for example, and according to the invention comprises 2 portions: a narrow po...
Radiation-sensitive compositions which are especially useful in the production of negative-working lithographic printing plates comprise a photocrosslinkable polymer containing the photosensitive group ##STR1## as an integral part of the polymer backbone and, in an amount sufficient to improve the properties of the com...
Methods for conducting an operation on a living organism are provided, including methods in which a channel is provided around a tissue of the organism, and an encapsulating composition is infused into the channel to encapsulate the tissue in a capsule. The capsule impedes materials encapsulated therein from migrating ...
A process for producing an optical fiber having enhanced radiation resitance is provided, the process including maintaining an optical fiber within a hydrogen-containing atmosphere for sufficient time to yield a hydrogen-permeated optical fiber having an elevated internal hydrogen concentration, and irradiating the hyd...
A composition useful for molding into articles such as food containers, soft drink bottles, cured structural plastics and the like, comprising molding or fiber grade linear or unsaturated polyester or polycarbonate having copolymerized therein a total of from 1.0 to about 5,000 ppm, of the residue of one or a mixture o...
An ultraviolet light sensitive photoinitiator composition that includes at least one anthracene derivative represented by the formula: ##STR1## wherein X is CH═CH 2 or --(--CH 2 --)-- n O--(--R) with R being H or ##STR2## wherein each R I , R II and R III individually is selected from the group of alkyl, alkenyl...
The current invention describes a method for determining azimuth and elevation angles of a radiation source or other physical objects located anywhere within an cylindrical field of view. The invention makes use of an omni-directional imaging system comprising of reflective surfaces, an image sensor and an optional opt...
A THz radiation source comprising a dual waveguide heterostructure is provided. The dual waveguide heterostructure includes an optical waveguide contained within a larger THz waveguide layered structure. The radiation source provides a coherent guided wave of THz radiation which is generated via difference frequency mi...
Cosmetic or pharmaceutical preparations which are distinguished by an effective content of one or more monomeric or homo- or heterodimeric or homo- or heterotrimeric or homo- or heterotetrameric oligopeptides, where these oligopeptides are based on a Structure Val-Val-Arg-Pro SEQ ID NO: 1 as homo- or heteromonomer....
A cassette is delivered from a cassette loader through a stock unit to a releasing unit. After a stimulable phosphor panel is supplied from the cassette to a reading unit by an unlocking mechanism and a panel ejecting mechanism, the cassette is fed to a position below an erasing unit so as to wait for the stimulable ph...
A medical device has a compression plate for compression of a subject and/or a subject table for placement of a subject, and at least one radiation source that emits electromagnetic radiation. The compression plate and/or the subject table can be heated by the electromagnetic radiation radiated by the at least one radi...
Disclosed herein is a system and method for measuring radiation temperature through filtration of optical error sources, which can measure surface temperatures of a heating substance within a heating furnace. The system comprises a front lens to collect infrared rays from a measuring target and from surroundings, a pin...
A modular radiation detector ( 10 ) with scintillators ( 13 ) and semi-conductor photodiodes ( 12 ) and integrated readout ( 15 ) can be used in positron emission tomography (PET) for functional imaging of humans and animals. Spatial resolution is improved by measuring the depth-of-interaction and modules using photodi...
A light-emitting chip ( 3 ) has a lens-type coupling-out window ( 4 ), whose base area ( 5 ) is provided with a mirror area ( 6 ). Arranged on a coupling-out area ( 7 ) of the coupling-out window ( 4 ) is a layer sequence ( 9 ), with a photon-emitting pn junction ( 10 ). The photons emitted by the pn junction are refle...
A fiber composite component is produced by first producing a filler for a preform of the fiber composite component from a plastic material, the preform including a textile material. The plastic material of the filler is crosslinked so that plastic molecules of the plastic material are bonded together. The filler is ins...
Techniques are disclosed for estimating patient radiation exposure during computerized tomography (CT) scans. More specifically, embodiments of the invention provide efficient approaches for generating a suitable patient model used to make such an estimate, to approaches for estimating patient dose by interpolating the...
A device for directing energy to a target volume of tissue includes an antenna assembly and an elongated body member. The elongated body member includes a proximal end portion and a distal end portion, wherein the proximal and distal end portions define a longitudinal axis. The elongated body member has a chamber defin...
Radiation curable coating compositions are disclosed. In some embodiments, the coating compositions are used to coat substrates such as packaging materials and the like for the storage of food and beverages. The coating compositions may have a (meth)acrylate functional polyether polyol prepared by reacting an epoxidize...
A device for detecting electromagnetic radiation, including a readout circuit, which is located in a substrate, and an electrical connection pad, which is placed on the substrate, including a metal section that is raised above the substrate and electrically connected to the readout circuit. The detection device further...
The present invention relates to a pharmaceutical composition for elevating radiation-sensitivity of cancer cells, which comprises: a nanoparticle containing with a first element, which is iron, copper, or the combination thereof; and a pharmaceutically acceptable carrier, wherein the nanoparticle is a metal nanopartic...
An apparatus includes a plurality of detection pixels configured to generate a signal according to a radiation irradiation amount to obtain radiation irradiation information, a detection unit configured to correspond to a region of the plurality of detection pixels and detect one of light, pressure, capacitance, and te...
A device for a wireless RF link to a remote receiving device can radiate at different radiation patterns in response to detecting a change in the device position. As the device is moved, displaced, or re-positioned, a position sensor in the device detects the change in position and provides position information to a pr...