权威例句
Tandem mass spectrometry of small, multiply charged oligonucleotidesElectrochemical origin of radical cations observed in electrospray ionization mass spectraIon spray liquid chromatography/ion trap mass spectrometry determination of biomoleculesReaction of analyte ions with neutral chemical ionization gasUnimolecular and collision-induced reactions of doubly charged porphyrinsEvidence of isomerization during ion isolation in the quadrupole ion trap.Electrospray ionization of porphyrins using a quadrupole ion trap for mass analysisThe basics of mass spectrometry in the twenty-first century.Charge determination of product ions formed from collision-induced dissociation of multiply protonated molecules via ion/molecule re...Preforming ions in solution via charge-transfer complexation for analysis by electrospray ionization mass spectrometry