photoelectric colourimeter câu
photoelectric
discovery of the law of the photoelectric effect”.sự khám phá ra định luật của hiệu ứng quang điện”. The photoelectric effect can be u...
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photoelectric cell
In 1888 Russian physicist Aleksandr Stoletov built the first photoelectric cell based on the outer photoelectric effect discovered by H...
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photoelectric control
Due to these characteristics, light-emitting diodes are used as light sources in some photoelectric control devices and as signal displ...
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photoelectric device
In one type of photoelectric device, smoke can block a light beam.Trong một loại thiết bị quang điện, khói có thể chặn một chùm ánh sán...
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photoelectric effect
The photoelectric effect can be understood on the basis ofHiệu ứng quang điện chỉ có thể hiểu được dựa vào: In 1905, Albert Einstein e...
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