| 单词 | ion source |
| 释义 | > as lemmasion source ion source n. a source of ions; esp. a device for producing ions, such as an ion gun. ΘΚΠ the world > matter > physics > atomic physics > ion > [noun] > current of ions > device producing ion source1926 ion gun1939 1926 Proc. National Acad. Sci. U.S.A. 12 662 While these experiments were concerned largely with a determination of ϕ+..other experiments with positive ions may be simplified by the use of this ion source. 1950 D. Halliday Introd. Nucl. Physics ix. 342 Protons are injected into the cavity at 4-mev energy, from a pressure-type electrostatic generator which serves as an ion source. 1966 McGraw-Hill Encycl. Sci. & Technol. (rev. ed.) VII. 245/1 The ionizer or ion source converts the propellant from its original stored form to a system of charged corpuscles. 2002 Radiation Res. 158 369/1 Standard ion sources that rely on a reservoir of gas-phase atoms for ion production are limited to gaseous elemental species. < as lemmas |
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