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FRENEL Ogyusten Jan

FRENEL (Gresnel) Ogyusten Jan (10. 5. 1788, Brolya —44. 7. 1827, Vil-d’Avre, nazdi Parij), fiziki fransavi, yake az asosguzoroni optikai mavji. Azoi Akademiyai Fanhoi Parij (az soli 1823) va azoi Jamiyati shohii London (az soli 1825). Dar asosi farziyai khosiyati mavji doshtani rushnoi nazariyai interferensiya va difraksiyaro ba vujud ovard. Prinsipi Gyuygens — Frenelro ba asos girifta, pahnshavii rostkhattai rushnoiro sharh dod, polyarizasiya va shikasti dukaratai rushnoiro sanjid va kundalangii mavji rushnoiro isbot kard. Dar asosi nazariyai mavjii rushioi formulai intensiviyati rushnoii az sathi judokunandai du muhiti shaffof shikastaro kor karda baromad (formulahoi Frenel, 1823). Frenel baroi mushohidai interfereyasiyai mavji rushnoi tajhizoti makhsusi oltiki — oina va linzahoero sokht, ki ba nomi u guzoshta shudaand.

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SADUDDINI HAMMUI Muhammad ibni Juvayni

SADUDDINI HAMMUI Muhammad ibni Juvayni (soli tavallud nomalum — Vafot 1252), yake az namoyandagoni mashhuri …