quadrupole

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quadrupole

(ˈkwɒdrʊˌpəʊl)
n
(General Physics) physics a set of four associated positive and negative electric charges or two associated magnetic dipoles
References in periodicals archive ?
Combined with a robust new ion source, second-generation ion optics and hyperbolic quadrupoles, the Thermo Scientific TSQ Vantage delivers the highest sensitivity with the lowest chemical noise.
p150, for use with Thermo Scientific's TSQ Vantage Triple Stage Quadrupole Mass Spectrometer.
But the systems were higher priced than quadrupoles and accelerated the market's division into routine ICP-MS and high resolution ICP-MS segments.
The established technique, quadrupole ICP-MS, provides routine trace analysis but is limited by spectral interference for certain analyses and complex matrices.
VG Quadrupoles have developed a combination of a quadrupole mass spectrometer (mass ranges up to 1000 amu) and an energy analyzer which, together with an appropriate sampling system, offers a sophisticated instrument for gaining maximum energy and mass information from plasma or ion beam processes.
VG Quadrupoles have patented a deflector arrangement which acts as a 42.
Time-consuming cleaning of quadrupoles is not required, and Agilent GC/MS systems hold highly stable tunes and methods for long intervals.
NYSE:A) today introduced a triple quadrupole gas chromatograph/mass spectrometer (GC/MS) and an updated triple quadrupole liquid chromatograph/mass spectrometer (LC/MS) at the American Society for Mass Spectrometry meeting.
Contract award: providing the magnets thom project x (3 lots: dipole magnets, quadrupoles, sextupoles)
The rugged nature of Agilent's source design keeps the internal ion optics clean so that maintenance of the quadrupoles and other internal lenses is rarely required.
Contract notice: Providing magnets for thom x (3 lots: dipole magnets, quadrupoles, sextupoles) project.
Mass filter quadrupoles with pre-and post-filter and without lenses for high ion transfer efficiency.
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