在超高真空中用加熱銀管獲得純氧的方法和氣體的質(zhì)譜分析
A METHOD OF OBTAINING PURE OXYGEN BY HEATING SILVER TUBE AND GASES ANALYSIS BY MASS SPECTROMETRY IN THE ULTRA-HIGH-VACUUM SYSTEM
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摘要: 正 (一)引言 我們知道,在真空條件下可以由化學(xué)反應(yīng)產(chǎn)生氧,例如,加熱氧化亞銅、氧化錳或過(guò)氧化鋇等;也可通過(guò)真空閥門向真空室內(nèi)放入純氧;而通過(guò)加熱銀管向系統(tǒng)內(nèi)放入高純氧則是較簡(jiǎn)便的方法,這是本文所要討論的內(nèi)容。當(dāng)然,更新的獲取高純氧的方法是用氧化鈣穩(wěn)定氧化鋯作滲透膜。 (二)實(shí)驗(yàn)技術(shù)和結(jié)果 我們的實(shí)驗(yàn)系統(tǒng)如圖1所示。它包括抽速為60l/s的三極式濺射鈦離子泵(日本
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關(guān)鍵詞:
Abstract: A method for obtaining pure oxygen by heating silver tube and its device are described. The mass-spectrums of some gases have been measured, and its partial pressures have been calculated. Corresponding oxygen pressures have been obtained when silver tube was heated to different temperatures. -
[2」R. J. Brook et al., J. Electrochem. Sec., 118(1971),185.[3]L. C. Beavis, Rev. Sci. Instr., 43(1972), 122. -
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