Design Of שפופרות קרן קתודית

Design Of שפופרות קרן קתודית

Sherman traps, also known as kethode-ray traps, are devices used in vacuum systems to trap unwanted particles or ions. The trap's design utilizes a magnetic field and a high voltage applied to two electrodes to confine and collect unwanted particles. The particles spiral around the magnetic field lines and collided with the electrodes, which are either cooled for solid particles or heated for gases, allowing for their removal from the vacuum system. To design a reliable and efficient sherman trap, several criteria should be followed. First, selecting suitable materials with low outgassing rates is critical to maintain the vacuum level. Second, the magnetic and electric fields' strength and configuration should be optimized to trap the desired particle size range. Third, the trap's geometry and size should be considered to ensure good pumping speed, low energy loss, and high collection efficiency. Fourth, the trap should have a temperature control mechanism to prevent overheating and melting of the electrodes due to particle bombardment. Fifth, the trap design should consider ease of maintenance and cleaning for prolonged life and performance. In conclusion, designing a successful Sherman trap requires material considerations, optimizing the magnetic and electric fields, trap geometry and size, temperature control mechanism, and maintenance and cleaning aspects. A well-designed sherman trap can improve vacuum performance and enhance the efficiency of various high-vacuum systems.

Sherman traps, Kethode-ray traps, vacuum systems, magnetic fields, high voltage

— John Hall

CITATION : "John Hall. 'Design Of שפופרות קרן קתודית.' Design+Encyclopedia. https://design-encyclopedia.com/define/design-of-%D7%A9%D7%A4%D7%95%D7%A4%D7%A8%D7%95%D7%AA-%D7%A7%D7%A8%D7%9F-%D7%A7%D7%AA%D7%95%D7%93%D7%99%D7%AA?E=384125 (Accessed on October 14, 2026)"