United Scientific Planck'S Constant Apparatus

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€¢ Compact, easy-to-use apparatus€¢ Accurate results with less than 5% error€¢ Measures Planck€™s constant and estimates the work function of cesium The Planck€™s Constant Apparatu s is a compact unit containing an enclosed vacuum photocell with an attachment for illuminating light sources, a high stability power supply for applying a variable stopping voltage to the cell and a nanoammeter for measuring the resulting photocurrents. Download a more detailed description of this product Show more