Feb 20, 2026 · Mass spectrometry, analytic technique by which chemical substances are identified by the sorting of gaseous ions in electric and magnetic fields according to their mass-to-charge ratios. …

Feb 20, 2026 · Mass spectrometry - Ion Trap, Analysis, Separation: It is possible to configure electric and magnetic fields so that ions can be held in stable orbits for a period of time long enough to …

Feb 10, 2026 · Chemical compound - Mass Spectrometry, Molecules, Elements: Mass spectrometry differs from the types of spectroscopy previously discussed because the molecular information that …

mass spectrometry, or mass spectroscopy, Analytic technique by which chemical substances are identified by sorting gaseous ions by mass using electric and magnetic fields. A mass spectrometer …

Feb 20, 2026 · Mass spectrometry - Technical Adjuncts: In the devices heretofore described, the presence of a good vacuum system has been assumed. Mass spectroscopy originated at about the …

Feb 20, 2026 · Mass spectrometry - Accelerator, Analysis, Detection: The particle accelerators used in nuclear physics can be viewed as mass spectrometers of rather distorted forms, but the three …

Feb 20, 2026 · Mass spectrometry - Negative Ions, Analysis, Detection: Discussions of the above methods have assumed that the ionization process removes one or more electrons from the atom or …

Feb 20, 2026 · Mass spectrometry - Ion Velocity, Spectrometers, Analysis: The energy of an ion is proportional to the square of its velocity, so ions of constant energy can be separated through the …

Chemical analysis - Separatory, Chromatography, Spectroscopy: The final major category of instrumental methods is the separatory methods. Chromatography and mass spectrometry are two …

Feb 20, 2026 · Mass spectrometry - Electron Multipliers, Analysis, Detection: The development of electronic techniques for television during the 1930s yielded a device of extraordinary sensitivity for …