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 ?
Contract award notice: Integration of superconducting quadrupole doublet modules and production of missing dipole modules
This article describes use of a triple quadrupole GC/MS/MS method using multiple reaction monitoring (MRM) mode for sensitive and selective detection and quantitation of organochlorine pesticides and PCBs.
M2 PHARMA-June 2, 2015-Agilent Technologies Launches Advanced Triple Quadrupole Mass Spectrometer
Laboratories performing environmental analysis, forensics testing or other single quadrupole gas chromatography mass spectrometry (GCMS) analyses that need a simple, cost-effective way to add GCMS/MS capabilities have an option with the Thermo Scientific TSQ Duo triple quadrupole GCMS/MS system.
CoMet integrates two distinctive separations--multiplexed ion mobility spectrometry (IMS) and ultra-fast quadrupole time-of-fight mass spectrometry (Q-TOF MS)--to provide a wealth of information, ultra-sensitive rapid chemical and biological analyses, masses and structures of analytes, separation of samples into chemical and biological classes based on molecular structure and thorough characterization of complex samples.
The system integrates its three mass analysers called quadrupole, Orbitrap and linear ion trap in a new Tribrid architecture, which offers unprecedented depth of analysis of complex biological samples.
Petersburg, Russia) explains the imaging technique in terms of the strong dipole and especially quadrupole light-molecular interactions arising in surface fields that vary strongly in space near strongly irregular surface roughness.
SHIMADZU SCIENTIFIC INSTRUMENTS INTRODUCED the new compact LCMS-2020 single quadrupole mass spectrometer.
The LC-MS/MS method utilizes the Thermo Scientific TSQ Quantum triple quadrupole mass spectrometer coupled to a Thermo Scientific Surveyor MS pump and autosampler.
This year, there were more abstracts on GC/MS, triple quadrupole and FT-ICR than in the last five years, which is likely related to the increasing activities In the environmental and food industries.
We discuss a new approach, chaotic cleaning, to the elimination of quasi-neutrons from the trap by breaking the rotational symmetry of the quadrupole trap.
In this procedure, the parent ion was selected with the first quadrupole and passed into the second quadrupole containing argon gas.