The genesis of the triode, transistor & laser are presented in the following videos -
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Unrelated to this post, below is an example of
eclectic science esoterica
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WARNING - Many subjects outlined within this site are extremely dangerous and are provided here for information only. Please don`t experiment with high voltages or chemicals unless you are fully conversant with safe laboratory practices. No liability will be accepted for death, injury or damage arising from experimentation using any information or materials supplied.
