Apparatus for neutralization of accelerated ions
Patent 4140576 Issued on February 20, 1979. Estimated Expiration Date: 
September 22, 1996. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
September 22, 1996. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3360733 3532879 3585520 3679313 3679897 3701047 3710279 3808550 InventorsAssigneeApplicationNo. 05/725906 filed on 09/22/1976US Classes:250/251, ELECTRICALLY NEUTRAL MOLECULAR OR ATOMIC BEAM DEVICES AND METHODS376/127With injection of electrically charged or accelerated particlesExaminersPrimary: Engle, Samuel W.Assistant: Cangialosi, S. A. Attorney, Agent or FirmInternational ClassesH05H 1/22 (20060101)H05H 1/02 (20060101) G21K 1/00 (20060101) G21K 1/14 (20060101) AbstractApparatus for neutralization of a beam of accelerated ions, such as hydrogen negative ions (H-), using relatively efficient strip diode lasers which emit monochromatically at an appropriate wavelength (λ = 8000 A for H- ions) to strip the excess electrons by photodetachment. A cavity, formed by two or more reflectors spaced apart, causes the laser beams to undergo multiple reflections within the cavity, thus increasing the efficiency and reducing the illumination required to obtain an acceptable percentage (~ 85%) of neutralization.Other References
| |
