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WO/2004/078325A1 |
A method for concentrating oxygen isotope which comprises irradiating ozone with a specific light to thereby selectively decompose an isotopomer of ozone containing an isotope of oxygen, and separating the oxygen formed by the decomposit...
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WO/2004/070763A2 |
An ion trap mass spectrometer having a ring electrode (100) and end cap electrodes (107 and 108) wherein the ring electrode is segmented into a plurality of electrode portions (304-307) such that controllable excitation of an ion species...
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WO/2004/051850A2 |
Time-of-flight mass spectrometer instruments are disclosed for monitoring fast processes with large dynamic range using a multi-threshold TDC data acquisition method or a threshold ADC data acquisition method. Embodiments using a combina...
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WO/2004/049467A2 |
A solid material (12’) circumscribing an anode system (10) in an electrolysis apparatus is made from a mixture of cryolite and/or alumina (A12O3), where the solid material (12’) contacts and surrounds the anodes (14, 14’).
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WO/2004/048256A2 |
Carbon nanotubes dispersed by a stabilized solution of nucleic acid molecules formed separated nanotube-nucleic acid complexes and were separated according to standard chromatographic methods, including gel electrophoresis, two phase sol...
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WO/2004/040612A2 |
A mass spectrometer (80) including an ion source (82) , a detector (84), a first end cap electrode (86) arranged proximate to the ion source (82), a second end cap electrode (87) arranged proximate the detector (84), and a ring electrode...
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WO/2004/039477A1 |
An improved, efficient, and regenerable exhaust emission filter and filter system are provided which incorporate the use of an inorganic, non-woven fiber filter element. The filter is able to capture exhaust pollutants and particulates t...
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WO/2004/026448A1 |
The present invention provides an apparatus and method for use with a mass spectrometer. The multimode ionization source (2) of the present invention provides one or more atmospheric pressure ionization sources (3, 4). These sources may ...
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WO/2004/025249A2 |
A mass spectrometer comprising curved electrodes (26) used to generate a rotating electrical field inside dispersing region (32) for the analysis of ion species generated in an ion source (12).
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WO/2004/021395A2 |
Certain exemplary embodiments provide a method for performing repeated quantitative analysis using an FTMS. The method can comprise a plurality of potential activities, some of which can be automatically, repeatedly, and/or nestedly perf...
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WO/2004/021242A2 |
A method for locating pattern matches in amino acids by use of various and sequential filters capable of determining inner sample pattern matches, inner group pattern matches, and word matching for purposes of further analysis or data mi...
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WO/2004/019432A2 |
Provided are methods of producing an electrode capable of binding an analyte thereto comprising: providing a substrate capable of binding a dithiol molecule thereto; electrochemically treating the substrate using cyclic voltammetry to pr...
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WO/2004/018082A1 |
The invention is a method for producing a cast cermet anode (32) for metal oxide electrolytic reduction by feeding metallic iron and metallic nickel in solid form to an oxidizing reactor (12); melting and oxidizing the iron and nickel an...
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WO/2004/018734A2 |
The invention is a method for producing a cast ceramic anode for metal oxide electrolytic reduction by feeding metallic iron and metallic nickel in solid form to an oxidizing reactor (12); melting and oxidizing the iron and nickel and fo...
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WO/2004/013602A2 |
A mass spectrometer having a MALDI ionization source (52) and Electron Impact Ionization source (54) useable together or independently to produce ions for analysis in Time of Flight Mass spectrometer.
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WO/2004/011129A1 |
A method for isotope separation of thallium using laser beam is disclosed.The method comprises the steps of: (a) producing photons of a first frequency by a laser system, wherein said first frequency is about 378 nm; (b) producing photon...
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WO/2004/004871A1 |
This invention relates to a method for separation of isotopes, that is, to obtain isotopically pure fractions by separating natural occurring isotope mixtures in elements, where hydrogen is employed as ligand on the elements that are to ...
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WO/2003/107387A1 |
A time-of-flight mass spectrometer has a first electrode, a second electrode spaced apart from the first electrode, a third electrode arranged between the first and second electrodes. The third electrode reserves a space for ions to trav...
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WO/2003/104763A2 |
An apparatus (10) and method are provided for conducting comparative, relative or quantitative analysis of multiple samples. The apparatus (10) includes a plurality of ion sources (121, 12N) and a capillary structure (141, 14N, 181, 18N,...
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WO/2003/098190A2 |
Mass spectrometry is used to identify a protein of interest. The protein is first ionized then fragmented into protein product ions. Masses of the observed product ions are compared to product ion masses calculated in silico for database...
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WO/2003/094197A1 |
In the field of mass spectrometry, a method of obtaining a mass spectrum enriched with fragment ions while retaining the precursor ion. The technique includes varying the collision energy experienced by the precursor ion such that a rang...
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WO/2003/086589A2 |
A mass spectrometer (50) which includes an ionizing source (62), a sample holder (60) arranged in a beam path of the ionizing source (62), an ion detector (54) disposed to receive ions extracted from a sample (61) when held by the sample...
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WO/2003/088485A1 |
A CMOS time-of-flight 'TOF' system-on-a-chip 'SoC' for precise time interval measurement with low power consumption and high counting rate has been developed. The analog and digital TOF chip may include two Constant Fraction Discriminato...
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WO/2003/083448A2 |
A mass spectrometry quantitation technique enables high-throughput quantitation of small molecules using a laser-desorption (e.g., MALDI) ion source coupled to a triplequadrupole mass analyzer. The ions generated from the ion source are ...
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WO/2003/081205A2 |
An ionization apparatus (10) for connection to a mass analyzer (103) is provided. The ionization apparatus (10) comprises a sample slide (101) having at least two sample spots (100) containing analytes to be analyzed by a mass analyzer (...
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WO/2003/076053A2 |
A isotopic gas of high purity is obtained at low cast, wherein for example, in a case of separating 13CH4 from methane gas and obtaining 13CH4 of high purity, the enrichment of 13CH4, using the difference in adsorption of 12CH4 and 13CH4...
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WO/2003/076905A1 |
Method for direct automated analysis of a plurality analytes in a process solution (2). The method includes providing a sample of the process solution (4), admixing an enriched isotope spike for each of the plurality of analytes (20), cr...
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WO/2003/077280A1 |
A plasma source mass spectrometer (20) having an ion beam extraction electrode (45) associated with a skimmer cone (40) to restrict the pumping of gas from a region (60) immediately behind the skimmer cone orifice (42) to provide a highe...
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WO/2003/067624A1 |
An apparatus according to the instant invention includes a high field asymmetric waveform ion mobility spectrometer including an inner electrode (501) having an outer surface and a length. The apparatus further includes an outer electrod...
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WO/2003/067244A2 |
Disclosed is a high field asymmetric waveform ion mobility spectrometer (FAIMS) with optical based detection of selectively transmitted ions. Light from a light source (50) is directed through an optical port in an electrode of the FAIMS...
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WO/2003/067236A2 |
Provided is a side-to-side high field asymmetric waveform ion mobility spectrometer (FAIMS) including a generally cylindrically-shaped inner electrode (62). Encircling the inner electrode is a generally cylindrically-shaped outer electro...
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WO/2003/067237A2 |
Disclosed is a method and apparatus for improving at least one of a peak separation and a signal intensity relating to an ion of interest being transmitted through an analyzer region of a FAIMS apparatus (70). A method according to the i...
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WO/2003/067243A1 |
Disclosed is a high field asymmetric waveform ion mobility spectrometer (FAIMS) having a side-to-side electrode geometry. The FAIMS includes an inner electrode (102) having a length and an outer surface that is curved in a direction tran...
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WO/2003/067242A1 |
Disclosed is a method and apparatus for detecting trace levels of a vapour in a carrier gas stream. A method according to the instant invention comprises the steps of providing a flow of a carrier gas through an analyzer region of a high...
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WO/2003/067625A1 |
Disclosed are an apparatus and a method for separating ions produced at an electrospray ionization source, based upon the high field mobility properties of the ions. An apparatus according to the instant invention includes a high field a...
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WO/2003/067261A1 |
Disclosed is a method for distinguishing between protein variants using high field asymmetric waveform ion mobility spectrometry (FAIMS). A method according to the instant invention includes the steps of providing a FAIMS analyzer region...
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WO/2003/065406A1 |
An electrospray ionization mass spectrometric device directly coupled to a micro LC, which in advance prevents the clogging of a micro LC column, pipelines and an ESI capillary, and records an alarm in data and shuts down the system when...
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WO/2003/060945A1 |
An apparatus and method for performing ion mass spectrometry via Fourier transform ion cyclotron resonance utilizes a superconducting magnet with a bore and a vacuum chamber received in the magnet bore. The superconducting magnet and the...
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WO/2003/055888A1 |
Provided are hydroxycucurbituril derivatives, their preparation methods and uses. The hydroxycucurbituril derivative is easy to further functionalize with enhanced solubility in common solvents, thereby providing wider applications.
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WO/2003/054549A2 |
A method of identifying molecules of biological origin is disclosed. The molecules are identified and the basis of the accurately determined mass to charge ratio of the molecules and at least a further physico-chemical property such as e...
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WO/2003/051494A2 |
Methods and apparatus for separating ions of metallic elements are provided. Preferred methods utilize a hydrophobic chelating extractant, such as an organophosphorus compound, adsorbed onto carbon or graphite fibers in the form of felt....
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WO/2003/046930A1 |
Nitrogen gas containing carbon monoxide is irradiated with deuteron beams, and the [15O]CO generated by a nuclear reaction is recovered. Since no heating step is necessary, [15O]CO can be easily supplied in a short time. Also provided is...
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WO/2003/041116A1 |
Mass spectrometry for discriminating monovalent and multivalent ions easily using an ion trap mass stectrometer having a mass spectrometric analysis section provided with a ring electrode and a pair of end cap electrodes and performing m...
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WO/2003/024572A2 |
Techniques for simultaneously detecting direct and reflected ions in a time-of-flight tube (120) and a source (110) for generating an ion beam of ions of a sample and introducing the ion beam into a first portion of the flight tube. A re...
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WO/2003/010534A2 |
The invention concerns a method for quantitative monitoring of a gas injected into a reservoir capable of chemically reacting with the injection medium. The method essentially consists in injecting into the reservoir a potentially reacti...
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WO/2003/006949A2 |
A method and apparatus for processing time dependent signal data in a time of flight mass spectrometer. Analyte ions are received by a detector (26) and time dependent data are received by a high speed time-to-digital converter (24) and ...
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WO/2003/001219A2 |
A field ionizing element formed of a membrane (99) that houses electrodes located closer to one another than the mean free path of the gas being ionized. The membrane includes a supporting section (106) and non-supporting section (130).
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WO/2002/099816A2 |
The present invention relates to an improved process for the recovery of a radioisotope from an irradiated target which comprises a solid surface material. The improvement comprises sonication of the target dissolution medium using eithe...
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WO/2002/097392A2 |
A novel Matrix-Assisted Laser Desorption/Ionization Mass Spectrometry (MALDI-MS) sample support plate is described. The plate comprises a top sample presentation surface and a lower surface, wherein the top sample presentation surface co...
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WO/2002/096540A1 |
A method (400) and apparatus (500) using a spectral analysis technique are disclosed. In one form of the invention, probabilities are selected (414) to characterize the presence (and in another form, also a quantification of a characteri...
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