This thesis discusses the Volt-Amperer characetristics of phototube in the nearby regian of the stopping potential in theory and according to Shottky effect,deduction of the analytic representation of the potential U s.
根据肖脱基效应 ,推导出截止电位的解析表达式 ,采用“解析法”替代原实验的“抬头点法”确定截止电位 ,改进了光电效应测量普朗克常数实验 ,减少测量误差 。
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