mass (Total 50291 Patents Found)

Mass (50291 Patents Found)
A highly sensitive spectrometer system having inherently low backgrounds is described. In this new molecular accelerator mass spectrometry procedure, negative molecules containing the isotope of interest are accelerated using a tandem accelerator. Subsequent electron stripping and analysis stages outside of the acceler...
Two digital radiologic images taken from different viewing directions of a same region, notably a mammogram study of the same breast, are automatically processed by a computer to identify suspect masses by producing processed mammogram images in which suspect spots, the skinline and the nipple are marked or enhanced. C...
In an arrangement having an air-mass meter for an internal combustion engine, the measurement place of the air-mass meter is arranged within a flow channel which substantially circularly surrounds a hollow space connected with an intake opening of the internal combustion engine, said hollow space adjoining the interior...
An arrangement for adjusting the mass of gobs of thermoplastic material, especially molten glass, which are deformed in a positive manner in the mold of a molding machine by means of a pressing member which penetrates into the gobs. A distance transducer mechanically detects the maximum depth of penetration reached by ...
The mass of stockpiled materials is determined from detailed measurements of the elevation of the pile surface at many points and the measurement of the gravitational field along several profile lines across the surface of the stockpiled material. The elevation measurements allow the calculation of the pile volume. Mea...
The present invention discloses a URD including: a non-volatile storage memory having program code, wherein said program code is configured to enable a network protocol for communicating with a host system; and a controller for controlling operations performed on said storage memory. Preferably, the storage memory incl...
Alignment targets include optically resolvable regions and SEM resolvable regions. SEM measurements taken of the SEM resolvable regions produce correction factors that can be applied to optical measurements taken of the optically resolvable regions where the correction factors improve the accuracy of the optical measur...
Mass spectrometry systems include a core featuring an ion source, an ion trap, and an ion detector connected along a gas path, a pressure regulation subsystem connected to the gas path and configured to regulate a gas pressure in the gas path, a sample pre-concentrator connected to the gas path, where the sample pre-co...
The present invention relates to a non-thermal plasma jet device as spatial ionization source for ambient mass spectrometry of the type which allows a free adjustment of the geometry of the plasma beam, wherein the device comprises a double dielectric barrier probe of non-thermal plasma or NTP probe, which generates a ...
The present invention relates a use of the electrocapture-based separation technology combined with mass spectrometrical fragmentation methods, e.g. sequence of polypeptides by collision-induce dissociation mass spectrometry, for the identification and/or characterization molecules of interest. It also relates the comb...
A method of performing tandem mass spectrometry (MS/MS) for identifying contents of a sample includes performing a mass spectrometry (MS) scan of the sample to obtain an MS/MS mass spectrum; identifying a first precursor ion species in the MS mass spectrum; performing an initial MS/MS scan of the first precursor ion sp...
A method and apparatus are described for managing a mass registration scenario in a two-way radio system. A site controller in a trunked radio system detects a mass registration condition in which registration requests by subscriber units are likely to collide on an inbound control channel. During the mass registration...
In a method and a device for checking the adjustment of a plurality of actuators driven by a common drive in different mass flow channels of an internal combustion engine, the actuators are adjusted between a first limit stop and a second limit stop in the particular mass flow channel. The actuators are brought by thei...
Provided are methods for determining the presence or amount of testosterone in a test sample, comprising ionizing all or a portion of the testosterone present in the sample to produce one or more testosterone ions that are detectable in a mass spectrometer. All or a portion of the testosterone present in the sample is ...
The invention relates to a method for producing polyacrylate adhesive compounds with a narrow molar mass distribution by means of a radical polymerization and a subsequent increase of the molar masses by reacting with bis- or multi-dienyl compounds, in particular with α,ω-bis-dienyl compounds, in order to increase th...
A mass analysis system including a low pressure dissociation region and a differential mobility spectrometer. The differential mobility spectrometer including at least one pair of filter electrodes defining an ion flow path where the filter electrodes generate an electric field for passing through a selected portion of...
An angular channel ( 6 ) is disposed between principally horizontal, upper ( 2 ) and lower ( 7, 71 ) conveyors, whereas along one side wall ( 9 ) of the channel ( 6 ) is disposed a guide ( 14 ) to which a first rotatable valve element ( 10 ) is slidably mounted. At the outlet of the channel ( 6 ), at the other, opposit...
A mass stream of a dusty solid fuel is conveyed pneumatically through a supply pipe leading from a dosing container to a gasification reactor. A gas admixing device is connected in series with the supply pipe near the outlet of the container for injecting an auxiliary gas into the mass stream. The parameters of the mas...
The method involves searching a predetermined area of the surface of the storage unit by means of detectors, or reading heads, positioned in a direction perpendicular to the tracks on which the information is recorded, the outputs of the heads being formed into groups corresponding to all possible combinations of the p...
A mass excited acoustic device (1100) includes a soundboard (1102), a pedestal (1104) and a transducer (300). The soundboard (1102) has a predetermined resonance frequency and couples motional energy to a device user. The pedestal (1104) includes a platform (1106) formed for mounting a transducer (300), and a foot (110...
A gear-driven docking apparatus for removable mass-storage drives comprises a guide rail, mounted inside a computer chassis, and a drive carrier, bearing a mass-storage drive. The drive carrier includes an alignment groove for slidingly receiving the guide rail and a gear train for engaging a rack profile formed at the...
A database is stored in a mass memory. For this purpose, it is first divided into main cells and then into base cells according to a predetermined regular division pattern. Each base cell is then checked to see whether its data content is sufficient to occupy substantially completely a storage parcel having a predeterm...
The present invention is configured to, on the basis of an upstream side parameter having a value that is related to a change rate of an upstream side voltage when a flow rate of measuring target fluid changes, and a downstream side parameter having a value that is related to a change rate of a downstream side voltage ...
A charged particle reaction cell of the present invention has a serially-arranged plurality of ring electrodes, wherein a modulated radio frequency voltage obtained by modulating the amplitude of a radio frequency voltage is applied, whereby ions are captured at the bottom of the ups and downs of a formed pseudopotenti...