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WO/2002/095362A2 |
A capillary nozzle (1) is provided with mobile phase by mobile phase pump (2), which pumps the mobile phase through the capillary to discharge from the nozzle at opening (I1) Electrical voltage is applied to capillary nozzle (1) by high ...
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WO/2002/086558A2 |
A lensless focusing device for receiving an unfocused laser beam and creating a desired output pattern of laser profiles. The focusing device includes a pair of wedge plates oriented at a reflective angle relative to the projection axis ...
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WO/2002/086593A2 |
A lensless focusing device for receiving an unfocused laser beam and discharging a focused laser beam. The focusing device includes a solid body having an open interior defined by a conical inner wall extending from an inlet opening to a...
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WO2001053819A9 |
A microfabricated silicon chip with a separation material, such as in situ prepared porous polymer monoliths (254) in its microchannels is disclosed. The polymer monoliths are liquid-permeable and serve as microcolumns for liquid chromat...
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WO/2002/071053A2 |
Method and apparatus for chromatographic high field asymmetric waveform ion mobility spectrometry, including a gas chromatographic analyzer section intimately coupled with an ionization section, an ion filter section, and an ion detectio...
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WO/2002/071027A2 |
A Variable gain amplification system and method where an ion from a mass spectrometer is detected by a detector (76). The detector generates a first signal which is passed to a signal amplifier (78) to create a second signal used by a co...
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WO/2002/060565A1 |
A method and associated apparatus for in-process automated analysis employing a modified form of isotope dilution mass spectrometry is disclosed. It involves elemental and speciation threshold measurement that is optimised for quality as...
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WO/2002/060814A1 |
A hybrid BHW-CIRCE process heavy water production system in which most or all of the CECE upper stages of the CIRCE process are replaced with BHW liquid phase catalytic exchange stages. The system allows the CIRCE process to return to a ...
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WO/2002/053269A1 |
A method of separating, in an aqueous environment, isotopes from the same element, belonging to alkaline-earth, transition elements and heavy metals with an atomic weight less than 209, particularly lanthanides. The inventive method comp...
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WO/2002/043836A1 |
Gaseous diffusion enrichment modular unit and gaseous diffusion enrichment plant, comprehending a gaseous diffusion enrichment unit of the enrichment cascade type, being an integrated module containing all the elements of the unit, with ...
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WO/2002/041977A1 |
A method for separation and concentration of a mixture, comprising the step of operating at least one or a part of distillation towers forming a distillation cascade by a dephlegmator for simultaneously performing a heat exchange and an ...
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WO/2002/025265A1 |
A probing device based on mass spectrometry, wherein a fast screening is conducted by using a step (201) of acquiring mass spectrum and a step (202) of judging whether or not an intrinsic m/z ion exists. Switching is made, for scrutinizi...
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WO/2002/004945A1 |
A high-throughput method for screening newborns using electrospray tandem mass spectrometry (12). The method improves the current protocols using tandem mass spectrometry to provide accurate and consistent results at the clinical level t...
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WO/2001/095999A1 |
A system and method for chemically analyzing single particles in a high velocity gas flow. The system comprises an ion source chamber (10) having a gas inlet (12) and outlet (14), and a high-energy, pulsed, ultraviolet laser (16) for abl...
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WO/2001/080251A2 |
The invention relates to a process for separating and purifying multi-curie quantities ?90¿Y of sufficient chemical and radiochemical purity suitable for use in medical applications without a series of ?90¿Sr selective extraction chrom...
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WO2000056428A9 |
The invention provides new methods for separating isotopes of an element and causing enrichment of a desired isotope of an element utilizing laser ablation plasmas to modify or fabricate a material containing such isotopes. This inventio...
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WO/2001/059476A2 |
The present invention provides a method of sample preparation for use in obtaining elemental isotope ratios of a material by accelerator mass spectrometry. The method comprises forming the material into a sample without any substantial c...
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WO/2001/008788A1 |
A method of separating isotopes from polyatomic molecules, in particular ?13�C from trifluoromethane HCF�3?, by applying to the polyatomic molecules in the gas phase two infrared laser beams of different frequencies. The first laser ...
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WO/2001/008788A2 |
A method of separating isotopes from polyatomic molecules, in particular ?13¿C from trifluoromethane HCF¿3?, by applying to the polyatomic molecules in the gas phase two infrared laser beams of different frequencies. The first laser ha...
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WO/2000/049623A2 |
The invention relates to a method and a device for liberating oxygen isotopes from oxygen-containing solids. Said oxygen-containing solids are brought into contact with graphite and are heated by means of induction. CO and/or CO¿2? are ...
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WO/2000/043110A1 |
Process for the purification and concentration of isotopes which isotopes are dissolved in a dilute acidic solution and adsorbed on an (optionally) activated surface of a d?10¿-metal whereby the isotopes are selectively desorbed by elut...
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WO/2000/042229A2 |
The invention provides a series of techniques for processing uranium containing feed materials such as uranium ores, reprocessed uranium, uranium containing residues and uranium containing spent fuel. The processes described involve fluo...
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WO/2000/027509A1 |
A method for enriching a heavy component of oxygen isotopes which comprises subjecting an oxygen material containing heavy components of oxygen isotopes to low temperature distillation to thereby enrich at least one of the following oxyg...
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WO/2000/024500A1 |
The invention relates to a method for separating a fluid mixture consisting of at least two components. The inventive method comprises the following steps: contacting the fluid mixture at a first, lower temperature in a first operating z...
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WO/2000/008456A1 |
The present invention relates to a method for separating and enriching stable isotopes in gas phase using the principles of high field asymmetric waveform ion mobility spectrometry, substantially at atmospheric pressure (760 torr) and su...
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WO/2000/007703A1 |
This invention relates to a method for extracting hydrogen isotopes from a liquid Pb-17Li eutectic in a fusion reactor and to an extractor implementing this method. According to the invention the eutectic is made to flow along a first si...
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WO/2000/008455A1 |
This invention provides an apparatus and method for desolvating and selectively transmitting and focussing ions, including ions produced by electrospray ionization (ESI), based on the ion focussing principles of high field asymmetric wav...
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WO/2000/008454A1 |
The present invention relates to a method of separating ions having the same mass to charge ratio but different ion mobility characteristics, based on the ion focussing principles of high field asymmetric waveform ion mobility spectromet...
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WO/2000/008457A1 |
The present invention provides an apparatus for selectively transmitting ions and trapping the ions within a defined 3-dimensional space at atmospheric pressure. The invention is based on the ion focussing principles of high field asymme...
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WO/1999/058225A1 |
The invention concerns a method for purifying, and concentrating into a minor constituent, a gaseous mixture, a method for detecting said constituent, and an installation for implementing said method. Said method comprises successively a...
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WO/1999/050667A1 |
An electrospray apparatus employing multiple electrospray needles mounted in a circular arrangement sequentially delivers multiple sample streams to a mass spectrometer for analysis. One electrospray device includes an electrospray chamb...
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WO/1999/048586A1 |
A process and apparatus for treating the heavy hydrogen isotope content of the contaminated water by contacting the contamined water with a molecular separation material (28) including a support medium carrying a plurality of hydration s...
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WO/1999/039198A1 |
A method of speciated isotope dilution mass spectrometry (SIDMS) which will permit determination of concentrations of one or more species from a sample even if the sample has been subjected to species conversion prior to species separati...
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WO/1999/027794A1 |
Tasteless super-purified smoke is manufactured to treat seafood and meat to preserve the freshness, color, texture, and natural flavor, particularly after the food is frozen and thawed. The smoke is generated by burning an organic smokin...
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WO/1999/021212A1 |
A 'cold' ion mobility spectrometer (IMS) device (100) deliberately operates at a temperature low enough that sample vapors condense, i.e., are trapped, in the IMS (100) after their introduction with a condensing liner (117) in a reaction...
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WO/1999/005544A1 |
A number of radiation measuring devices and methods are provided, including a radiation measuring device (1) comprising a plurality of sensors (2) each of which comprises storage phosphors. The sensors (2) are connected to a detection sy...
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WO/1999/005735A1 |
Compounds are provided comprising at least one neutral, positive, or negative hydrogen species having a greater binding energy than its corresponding ordinary hydrogen species, or greater than any hydrogen species for which the binding e...
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WO/1998/052682A1 |
An apparatus includes an atmospheric pressure ion source (2) for producing ions for delivery into vacuum; a vacuum system housing (22) attached to pumps for pumping away gas to form the vacuum; and a removable insert assembly which inclu...
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WO/1998/052209A1 |
An RF-only quadrupole mass spectrometer in which an auxiliary RF field (dipole or quadrupole) excites selected ions at low q (typically between 0.20 and 0.89). The excited ions experience radial excursions, but many do not experience exc...
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WO/1998/039084A1 |
A method for forming filtration members (60) using an electric potential to control the migration of electrically charged particles and hence to control the formation of a membrane layer (70) on a substrate (18). In one embodiment, elect...
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WO/1998/037948A1 |
A collection method for an at least partially ionised sample is provided in which the part of the sample to be collected is discharged using an electrical conductor and the discharge part of the sample then leaves the confines of a retai...
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WO/1998/036822A1 |
A mass and velocity analyzer (48) has a cell (60) having four walls (62, 64, 66, 68) applied with time dependent RF potentials. The time dependent RF potentials create an RF field effectively rotating in the cell (60). The rotating RF fi...
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WO/1998/032513A2 |
A method for separating ?213�Bi from a solution of radionuclides wherein the solution contains a concentration of the chloride ions and hydrogen ions adjusted to allow the formation of a chloride complex. The solution is then brought i...
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WO/1998/012734A1 |
Matrix assisted laser desorption/ionization is performed in a manner to thermalize large analyte ions in a plume of desorbed material for spectroscopic analysis. The thermalized ions have a low or zero mean velocity and are presented at ...
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WO/1998/006481A1 |
A Time-Of-Flight mass analyzer includes a multipole ion guide (16) located in the ion flight path between the ion source (1) and the flight tube (42) of the Time-Of-Flight mass analyzer. In one preferred embodiment, a Time-Of-Flight (TOF...
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WO/1998/001218A1 |
A reflectron (100) for use with a mass spectrometer that focuses ions having different energies contains a conductive end cap (106) that is electrically connected to a first voltage V0. A conductive surface (102, 104) is electrically iso...
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WO/1998/000224A1 |
A Time-of-Flight Mass Spectrometer (TOF-MS) is configured to improve resolution and sensitivity performance. The TOF-MS includes an arrangement of electrodes comprising an ion accelerator with two stages of homogeneous electric fields (1...
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WO/1997/048466A1 |
The use of a catalyst package which can be produced by the vapour deposition and/or sputtering of at least one substance active as a catalyst and/or promotor on fabrics, knitted materials or foils as substrates in a catalytic distillatio...
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WO/1997/044110A1 |
A 99Mo/99mTc generator system includes a sorbent column (11) loaded with a composition containing 99Mo. The sorbent column (11) has an effluent end (31) in fluid communication with an anion-exchange column (15) for concentrating 99mTc el...
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WO/1997/043036A1 |
A multipole ion guide is configured to improve the transmission efficiency of ions which traverse the length of one guide (7) and enter either another multipole ion guide such as a quadrupole mass analyser (14) or a three-dimensional ion...
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