Layered, multi-element electron-bremsstrahlung photon converter target
Patent 3999096 Issued on December 21, 1976. Estimated Expiration Date: 
December 21, 1993. 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.
December 21, 1993. 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 2090636 2464591 2506327 3662210 InventorsAssigneeApplicationNo. 554564 filed on 03/03/1975US Classes:378/143, Target313/311, DISCHARGE DEVICES HAVING AN ELECTRODE OF PARTICULAR MATERIAL313/352, Composite electrodes or shields313/353With non-discharge-sustaining portionExaminersPrimary: Chatmon, Saxfield Jr.Attorney, Agent or FirmForeign Application Priority Data1974-12-12 CAAbstractA target for converting kinetic energy of a beam of high energy electrons into bremsstrahlung radiation in the forward direction which consists of a first layer of high or medium Z material that converts the electron energy to bremsstrahlung, a second layer of low Z material that is positioned in the forward direction with respect to the first layer and stops electrons which are transmitted through the first layer, and a third layer of high Z material that is positioned in the forward direction with respect to the second layer and absorbs low-energy photons. The first layer which is of uniform thickness, may be optimized to produce a maximum photon intensity at any desired angle including 0°. The second layer need not be uniform, however has a minimum thickness to stop all electrons. The third layer may be approximately 0.06 g/cm2. | |
