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Spectrometer patents



      
           
This page is updated frequently with new Spectrometer-related patent applications. Subscribe to the Spectrometer RSS feed to automatically get the update: related Spectrometer RSS feeds. RSS updates for this page: Spectrometer RSS RSS


Luminescence based spectrometers

Spectrometer

Date/App# patent app List of recent Spectrometer-related patents
09/11/14
20140255966
 Method for fabricating stable-isotope-labeled target peptide fragment in mass spectrometry patent thumbnailMethod for fabricating stable-isotope-labeled target peptide fragment in mass spectrometry
An object of the present invention is to provide a method for producing a stable isotope-labeled target peptide fragment in mass spectrometry, which achieves inexpensive and convenient production. As a solution to attain the object, the stable isotope-labeled target peptide fragment in mass spectrometry is produced using a method comprising the steps of: expressing a dna conjugate in a system having a stable isotope-labeled amino acid to thereby prepare a stable isotope-labeled protein, wherein the dna conjugate comprises: a tandemly linked dna in which two or more dnas encoding one or more types of target peptide fragments are linked in tandem; and a dna encoding a peptide fragment for concentration measurement; subjecting the stable isotope-labeled protein to fragmentation treatment with trypsin to prepare a stable isotope-labeled peptide fragment for concentration measurement and stable isotope-labeled target peptide fragments; quantifying the stable isotope-labeled peptide fragment for concentration measurement using a liquid chromatograph-tandem mass spectrometer (lc/ms/ms); and calculating the concentration of the stable isotope-labeled target peptide fragment of each type from the quantification value of the stable isotope-labeled peptide fragment for concentration measurement..
09/11/14
20140255963
 Degradable detergents patent thumbnailDegradable detergents
Methods and materials relate to degradable detergents. The degradable detergents have degradable linkages that are cleaved when subjected to elevated temperature and/or reduced pressure.
09/11/14
20140254752
 Luminescence based spectrometers patent thumbnailLuminescence based spectrometers
Various embodiments of systems, components, modules, routines, and processes for luminescence based spectral measurement are described herein. In one embodiment, a method for measuring a scintillation property of a sample includes directing an ionizing radiation toward the sample, thereby inducing the sample to produce an emission.
09/11/14
20140253924
 Spectrometer patent thumbnailSpectrometer
A spectrometer includes: a wavelength-variable interference filter that can change a wavelength of selected light and disperses light from a measurement target; an imaging unit that receives light components with a plurality of wavelengths which are dispersed by the wavelength-variable interference filter and acquires a plurality of spectral images; a positional deviation amount detection unit that selects a standard image from the plurality of spectral images acquired by the imaging unit and detects a positional deviation amount of a pixel position which receives light from a predetermined position of the measurement target between the standard image and at least one of the spectral images other than the standard image; and a position correction unit that positions the spectral images other than the standard image on the basis of the detected positional deviation amount.. .
09/11/14
20140253922
 Dynamic reconstruction of a calibration state of an absorption spectrometer patent thumbnailDynamic reconstruction of a calibration state of an absorption spectrometer
A reference harmonic absorption curve of a laser absorption spectrometer can have a reference curve shape derived from a reference signal generated by the detector in response to light passing from the laser light source through a reference gas or gas mixture. The reference gas or gas mixture can include one or more of a target analyte and a background gas expected to be present during analysis of the target analyte.
09/11/14
20140252224
 Mass spectrometer ion trap having asymmetric end cap apertures patent thumbnailMass spectrometer ion trap having asymmetric end cap apertures
An ion trap for a mass spectrometer is disclosed. The ion trap includes a ring electrode and first and second electrodes which are arranged on opposite sides of the ring electrode.
09/11/14
20140252223
 Tandem ion trapping arrangement patent thumbnailTandem ion trapping arrangement
A mass spectrometer is disclosed comprising a first storage ion trap arranged upstream of a high performance analytical ion trap. According to an embodiment, ions are simultaneously scanned from both the first and second ion trap.
09/11/14
20140252220
 Mass spectrum noise cancellation by alternating inverted synchronous rf patent thumbnailMass spectrum noise cancellation by alternating inverted synchronous rf
A mass spectrometer comprising a controller configured to generate an rf signal to be applied to an electrode during the mass scan, wherein the electrode generates, based on the rf signal, an electric field to be applied to sample ions during a mass scan; an ion detector configured to detect sample ions passing through the electric field and generate a corresponding ion detection signal; and a sampling circuit configured to sample the ion detection signal; wherein the controller is configured to adjust a phase of the at least one rf signal relative to a sample timing of the sampling circuit and average successive mass scans to cancel a portion of the rf signal present in the ion detection signal.. .
09/11/14
20140252219
 Methods and systems for applying end cap dc bias in ion traps patent thumbnailMethods and systems for applying end cap dc bias in ion traps
A mass spectrometer for analyzing a sample utilizing an ion trap comprises an entrance end cap defining an entrance aperture configured to receive the sample entering the ion trap; a ring electrode defining a ring cavity configured to generate, based on a radio frequency (rf) voltage applied to the ring electrode, an electric field configured to trap the sample received through the entrance aperture; an exit end cap defining an exit aperture configured to receive sample ions exiting the ion trap; and an end cap controller configured to generate a bias control voltage for applying a dc bias potential to at least one of the entrance end or the exit end cap, wherein a value of the bias control voltage is based on an operational parameter of the mass spectrometer.. .
09/11/14
20140252217
 Mass spectrometer patent thumbnailMass spectrometer
A mass spectrometer having a multi-stage differential pumping system with an ion lens provided in a partition wall separating a second intermediate vacuum chamber and a third intermediate vacuum chamber, the incircle radii of ion guides and the size of the opening of the ion lens are determined so that the circumferential edge of the opening is located outside the circumferential surface of a virtual tubular body straightly connecting the incircle at the rear edge of the second ion guide in the front stage and the incircle at the front edge of the third ion guide in the rear stage. Although the ion lens is located in between, the radio-frequency electric field created by the second ion guide can be effectively connected to the radio-frequency electric field created by the third ion guide through the opening of the ion lens..
09/11/14
20140252215
Systems and methods for calibrating mass spectrometers
Systems and methods are disclosed for calibrating mass spectrometers. In accordance with one implementation, a system comprises a calibrant chamber within a housing of a mass spectrometer.
09/11/14
20140250977
Chemical analysis instrument with multi-purpose pump
A mass spectrometer for analyzing a sample may include an analysis chamber for analyzing the sample and a first vacuum pump operably connected to the analysis chamber, wherein the first vacuum pump operates to create a first vacuum state. The mass spectrometer may also include a sample-preparation chamber operably connected to the analysis chamber and a second vacuum pump that operates to create a second vacuum state, wherein the first vacuum state is a lower pressure than the second vacuum state.
09/04/14
20140249055
Systems and methods for self-referenced detection and imaging of sample arrays
A system for detecting an array of samples having detectable samples and at least one reference sample is provided. The system comprises an electromagnetic radiation source, a sensing surface comprising a plurality of sample fields, wherein the plurality of sample fields comprise at least one reference field, a phase difference generator configured to introduce differences in pathlengths of one or more samples in the array of samples, and an imaging spectrometer configured to image one or more samples in the array of samples..
09/04/14
20140247990
Device and method for dynamic adaptation of spatial resolution for imager fourier transform spectrometers
A device and method for dynamically adapting spatial resolution for imager fourier transform spectrometers makes it possible to acquire data in interferogram mode and image mode on survey points for an observed scene, each survey point being associated a matrix of macro-pixels and defined by a plurality of zones. For each survey point, analysis of the content of each zone is carried out on the basis of data of the image mode.
09/04/14
20140247843
Method and arrangement for actuating a wavelength-tunable laser diode in a spectrometer
Method in which, in order to actuate a wavelength-tunable laser diode in a spectrometer, a power-time function is predetermined instead of a current-time function, wherein the laser diode is tuned periodically over a wavelength range in accordance with the power-time function. For this purpose, a current profile (i) with which the laser diode is actuated is determined from the power-time function and measured values of the voltage (u) present at the laser diode..
09/04/14
20140246581
Looped ionization source
Looped ionization sources for ion mobility spectrometers are described. The ionization sources can be used to ionize molecules from a sample of interest in order to identify the molecules based on the ions.
09/04/14
20140246579
Multiple channel detection for time of flight mass spectrometer
An ion detector for a time of flight mass spectrometer is disclosed comprising a single microchannel plate which is arranged to receive ions and output electrons. The electrons are directed onto an array of photodiodes which directly detects the electrons.
09/04/14
20140246577
Method to perform beam-type collision-activated dissociation in the pre-existing ion injection pathway of a mass spectrometer
Described herein are methods and systems related to the use of the pre-existing ion injection pathway of a mass spectrometer to perform beam-type collision-activated dissociation, as well as other dissociation methods. The methods can be practiced using a wide range of mass spectrometer configurations and allows msn experiments to be performed on very basic mass spectrometers, even those without secondary mass analyzers and/or collision cells.
09/04/14
20140246575
Segmented planar calibration for correction of errors in time of flight mass spectrometers
An ion detector system for a mass spectrometer is disclosed comprising an ion detector comprising an array of detector elements. The ion detector system is arranged to correct for tilt and non-linear aberrations in an isochronous plane of ions.
09/04/14
20140246574
In-situ detection and analysis of methane in coal bed methane formations with spectrometers
The invention subject of this disclosure teaches a method of determining a production factor for a carbonaceous material reservoir, the method comprising: providing a well in a carbonaceous material reservoir; providing unsampled fluid at a depth in the well; placing a sensor adjacent to the unsampled fluid and performing a measurement on the unsampled fluid; using data from the measurement to determine a partial pressure of a solution gas in the carbonaceous material reservoir; and determining a production factor for the carbonaceous material reservoir from the partial pressure of the solution gas.. .
09/04/14
20140245827
In-situ detection and analysis of methane in coal bed methane formations with spectrometers
The invention subject of this disclosure teaches a method of determining a production factor for a carbonaceous material reservoir, the method comprising: providing a well in a carbonaceous material reservoir; providing unsampled fluid at a depth in the well; placing a sensor adjacent to the unsampled fluid and performing a measurement on the unsampled fluid; using data from the measurement to determine a partial pressure of a solution gas in the carbonaceous material reservoir; and determining a production factor for the carbonaceous material reservoir from the partial pressure of the solution gas.. .
09/04/14
20140245826
In-situ detection and analysis of methane in coal bed methane formations with spectrometers
The invention subject of this disclosure teaches a method of determining a production factor for a carbonaceous material reservoir, the method comprising: providing a well in a carbonaceous material reservoir; providing unsampled fluid at a depth in the well; placing a sensor adjacent to the unsampled fluid and performing a measurement on the unsampled fluid; using data from the measurement to determine a partial pressure of a solution gas in the carbonaceous material reservoir; and determining a production factor for the carbonaceous material reservoir from the partial pressure of the solution gas.. .
08/28/14
20140244185
Chromatograph mass spectrometer
Sequential identification numbers are automatically provided and undisplayed, constant, unique numbers are assigned to each event registered in an analysis condition setting table 100. Since correspondence information between the identification numbers and the unique numbers changes due to the reassignment of identification numbers when an event is deleted from the table, event identification numbers for each compound are changed by referring to the correspondence information on a compound information table.
08/28/14
20140240714
Optical coherence tomographic imaging information acquisition apparatus
An optical tomographic imaging information acquisition apparatus according to an sd-oct system including: at least two super luminescent diodes; a sensor and a spectrometer that are for acquiring information on a measurement target; a combiner section for the photoreceptor unit configured to combine emitted beams from the at least two super luminescent diodes (slds) and to guide the beams to the photoreceptor unit; a monitor unit configured to monitor a spectrum of the emitted beams from the at least two super luminescent diodes; a driving unit configured to drive the slds; and a control unit configured to feed back a monitored result by the monitor unit to the driving unit, the driving unit is further configured to drive only one of each of the at least two super luminescent diodes. With the apparatus, a spectral shape can be easily controlled to be unimodal..
08/28/14
20140240134
System and method for the detection and control of illicit trafficking of special nuclear materials
It is a system and method for the monitoring of the illicit traffic of fissile materials that can be used for the construction of nuclear bombs or not fissile that can be used for the construction of radiological dispersion devices; characterized by reducing the rate of spurious detection and increase the probability of detection compared with equivalent devices of the prior art. Some of its embodiments include the use of a radiation detector/telemeter ensemble with manual or automatic pointing and an ensemble of radiation detector/camera with an automatic object tracker along with data acquisition and processing electronics; which allow the calculation of the correlation between the characteristic profile produced by the mo and a predicted reference profile.
08/28/14
20140239174
Miniature sensor structures for ion mobility spectrometers
For ion mobility spectrometry applications, a desired shape of a sensor structure may be created by forming a desired shape from a ceramic material, such as aluminum nitride. In various embodiments, the sensor structure may be formed using discrete individual ceramic sheets and/or from a preformed ceramic tube.
08/28/14
20140239173
Mass spectrometer
In order to solve a problem in a mass spectrometry that a distribution of an emitted ion and a substance distribution on the measurement object surface are different from each other, which is due to a shaded portion of a irregular surface which falls under a shadow of primary beam, a primary ion optical system of the present apparatus includes a deflection unit configured to deflect the primary ion in such a manner that the primary ion intersects a flight space of the secondary ion in the course of flight.. .
08/28/14
20140239172
Method and apparatus for mass spectrometry
A method for analysing ions according to their mass-to-charge ratio and mass spectrometer for performing the method, comprising directing a collimated ion beam along an ion path from an ion source to an ion detector, causing a portion of the ion beam to contact one or more surfaces prior to reaching the ion detector, wherein the method comprises providing a coating on and/or heating the one or more surfaces to reduce variation in their surface patch potentials. The method is applicable to multi-reflection time-of-flight (mr tof) mass spectrometry..
08/28/14
20140239171
Techniques for automated performance maintenance testing and reporting for analytical instruments
Techniques are described for performing performance maintenance on a mass spectrometer. Pre-maintenance testing is performed that automating execution of a test sequence in response to a first user interface selection.
08/28/14
20140239170
Tandem mass spectrometer and mass spectrometric method
An ion trap is provided between a collision cell and a time-of-flight mass separator. During a time period in which precursor ions derived from the same compound are selected with a quadrupole mass filter, a collision energy is changed from one to another.
08/28/14
20140239169
Detection of membrane protein-therapeutic agent complexes by mass spectrometry
According to the present invention, there is provided a method of detecting a complex comprising a membrane protein bound to a therapeutic agent by mass spectrometry. The method comprises: (a) providing a solution comprising a detergent micelle in which said complex is contained; (b) providing a mass spectrometer comprising a nanoelectrospray ionisation source, a mass analyser and a detector; (c) vaporising the solution using the nanoelectrospray ionisation source under conditions such that the complex is released from the micelle; (d) ionising the complex; (e) resolving the ionised complex using the mass analyser; and (f) detecting the resolved complex using the detector.
08/21/14
20140233029
Spectrometer
A spectrometer with a detector and a transparent body which has an entry area and an exit area on a front side of the body and a reflection grating on a rear side of the body. A beam entering the body via the entry area is reflected at the reflection grating to the exit area and in the process is spectrally split and passes through the exit area and impinges on the detector.
08/21/14
20140233027
Imaging zoom for wide field-of-view imaging spectrometer
An imaging system comprises a wide field of view (fov) telescope, a narrow fov telescope, a spectrometer, an imaging detector, an image slicer, and a selection mechanism. The wide fov telescope is configured to produce a one-dimensional optical image of a broad field of view (fov) f.
08/21/14
20140231945
Temperature-adjusted spectrometer
A temperature-adjusted spectrometer can include a light source and a temperature sensor.. .
08/21/14
20140231643
Discontinuous atmospheric pressure interface
A method of interfacing atmospheric pressure ion sources, including electrospray and desorption electrospray ionization sources, to mass spectrometers, for example miniature mass spectrometers, in which the ionized sample is discontinuously introduced into the mass spectrometer. Discontinuous introduction improves the match between the pumping capacity of the instrument and the volume of atmospheric pressure gas that contains the ionized sample.
08/21/14
20140231642
Mass spectrometer with bypass of a fragmentation device
A method for analyzing a mixture of components includes forming precursor ions from the components, alternately causing the precursor ions to pass to and to by-pass a fragmentation device, to form product ions from the precursor ions that pass to the device and to form substantially fewer product ions from precursor ions that by-pass the device, and obtaining mass spectra from product ions received from the device and from precursor ions that by-passed the device. An apparatus for analyzing a sample includes an ion source for forming precursor ions from the components of the sample, a fragmentation device for forming product ions from the precursor ions, a by-pass device disposed upstream of the fragmentation device for switchable by-pass of the fragmentation device, and a mass analyzer..
08/14/14
20140224983
Ion fragmentation
A collision cell for a mass spectrometer arranged to receive ions for fragmentation in a chamber and comprising an activation ion generator configured to irradiate the received ions with activation ions of the same polarity as the received ions. The activation ion generator is preferably a plasma generator, configured to generate a plasma comprising the activation ions..
08/14/14
20140224982
Time-of-flight mass spectrometer
A thin metal plate and two prismatic-bar-shaped metal members that are parallel to each other are alternately and repeatedly stacked, and the stack is sandwiched between two thick metal plates. Each contact surface is bonded to the counterpart surface by diffusion bonding to form an integrated multilayer body.
08/14/14
20140224981
Differentially pumped dual linear quadrupole ion trap mass spectrometer
The present disclosure provides a new tandem mass spectrometer and methods of using the same for analyzing charged particles. The differentially pumped dual linear quadrupole ion trap mass spectrometer of the present disclose includes a combination of two linear quadrupole (lqit) mass spectrometers with differentially pumped vacuum chambers..
08/14/14
20140224980
Quadrupole mass spectrometer with enhanced sensitivity and mass resolving power
A novel method and mass spectrometer apparatus is introduced to spatially and temporally resolve images of one or more ion exit patterns of a multipole instrument. In particular, the methods and structures of the present invention measures the ion current as a function of time and spatial displacement in the beam cross-section of a quadrupole mass filter via an arrayed detector.
08/14/14
20140224979
Mass distribution spectrometry method and mass distribution spectrometer
The present invention provides a mass distribution spectrometry which reduces an influence of the dispersion in the times at which ionizing beams irradiate a sample, on a mass spectrometry result, and can measure the mass distribution with high reliability. The mass distribution spectrometry is a mass spectrometry which includes irradiating the sample with a primary ion beam and detecting generated secondary ions, wherein this primary ion beam has a spread toward a direction perpendicular to a travelling direction, has a path length of each primary ion contained in the primary ion beam between a primary ion source and a surface of the sample adjusted by deflecting a trajectory, and is obliquely incident on the surface of the sample..
08/14/14
20140224978
Mass spectrometer
A mass spectrometer is disclosed comprising an ion mobility spectrometer or separator and an ion guide arranged downstream of the ion mobility spectrometer or separator. A plurality of axial potential wells are created in the ion guide so that ions received from the ion mobility spectrometer or separator become confined in separate axial potential wells.
08/14/14
20140224977
Integrated ion separation spectrometer
An apparatus including an ion injector having an inlet and an outlet and a micro-corona ionizer positioned between the inlet and the outlet of the ion injector. The micro-corona ionizer includes a planar electrode and a sharp knife-edged electrode spaced apart from the planar electrode and positioned with the sharp knife edge pointing toward the planar electrode.
08/14/14
20140224974
Photo-dissociation of proteins and peptides in a mass spectrometer
A method of mass spectrometry is disclosed comprising automatically and repeatedly performing multiple cycles of operation, wherein a cycle of operation comprises the steps of: (i) mass analysing first ions; (ii) exposing the first ions to a first photo-dissociation device to form a plurality of second ions and mass analysing the second ions; and (iii) exposing the first ions to a first photo-dissociation device to form a plurality of second ions, fragmenting the second ions to form a plurality of third ions and mass analysing the third ions.. .
08/14/14
20140224973
Mass spectrometer and mass spectrometric method
A mass spectrometry using helium as cooling gas is performed to obtain a first mass spectrum (s1), and another mass spectrometry using argon, which is heavier than helium, as cooling gas is performed to obtain a second mass spectrum for the same sample (s2). Due to the difference between the two gases in terms of the effect of promoting dissociation of modifications, an ion peak originating from a target compound from which all the modifications have been dissociated will appear with a higher intensity on the second mass spectrum.
08/14/14
20140224972
Correction of asymmetric electric fields in ion cyclotron resonance cells
The invention relates to a method and a device for optimization of electric fields in measurement cells of fourier transform ion cyclotron resonance mass spectrometers. The invention is based on the rationale that asymmetric electric fields with uniformly or non-uniformly perturbed field axes can appear in ion cyclotron resonance cells and therefore the axis of the magnetron orbit can become radially displaced.


Popular terms: [SEARCH]

Spectrometer topics: Spectrometer, Ion Mobility, Mass Spectrometer, Spectrometry, Longitudinal Axis, Relaxation, Mass Spectrometry, Coordinates, Downstream, Chromatograph, Quantitative

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This listing is a sample listing of patent applications related to Spectrometer for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Spectrometer with additional patents listed. Browse our RSS directory or Search for other possible listings.
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