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An ion that is formed with sufficient excitation to dissociate spontaneously during its journey from source to detector is called metastable ion.
Solenoids are not intimately involved in the production of ions, but electromagnets will be used to steer and focus an ion beam.
formic acid is often used as a source of hydride ion.
They use re-chargeable Li-ion batteries.
ATP or Adenosine Triphosphate is the form of energy currency used by cells.