Engraving depicting Crookes' tube in which cathode rays (electrons) were emitted by the cathode, a, (right) strike the end of the tube at c (left). The anode, b, is shaped like a cross and casts a shadow, d, of the same shape, showing that the rays travel in straight lines. Dated 19th century.

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Creative#:

TOP21947709

Source:

達志影像

Authorization Type:

RM

Release Information:

須由TPG 完整授權

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No

Property Release:

No

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No

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