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520

Centuries: 5th century - 6th century - 7th century

Decades: 470s - 480s - 490s - 500s - 510s - 520s - 530s - 540s - 550s - 560s - 570s

Years: 515 516 517 518 519 520 521 522 523 524 525


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Dennis Gabor

...     Contents Dennis Gabor Dennis Gabor (Gábor Dénes) (1900-1979) was a Hungarian physicist. He invented holography in 1947, for ...

 
 
 
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