Electric sector

See electrostatic energy analyzer.

An arrangement of two conducting sheets forming a capacitor and producing a radial electrostatic field used to deflect and focus ion beams of different energies.

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An arrangement of two conducting sheets forming a capactor and giving a radial electrostatic field which is used to deflect and focus ion beams of different energies. The capacitor may, for example, be cylindrical, spherical or toroidal.

Source: PAC, 1991, 63, 1541 (Recommendations for nomenclature and symbolism for mass spectroscopy (including an appendix of terms used in vacuum technology). (Recommendations 1991)) on page 1544