
ralf elmer willson

ralf elmer willson (14 aprail, 1886-25 march, 1960) ack americi khagolshastri they.
willson kaa janm sinsinati, ohiyo mein huaa thaa, joe herbert cooper willson aur mairi bee key bete they. nicholls. unhone apana bee arjit kiya.aeye. carlton college seey 1906 mein virginia vishvavidyalaya mein pravesh kiya, jahan unhone apani ph. dee. arjit kii.dee. 1910 mein lander mccormick vedhshala mein badam patthar key saath kaam karane key unake kaam parr adharit. isake baad unhone dudley vedhshala mein kaam kiya, phir 1913 mein chilly key santiago mein dakshini station parr aur 1939 taka mount willson vedhshala mein kaam kiya. 1929 mein way "khagoliya patrika" key sahayogi sampaadak baney. way 1950 mein rashtriya vigyaan akadami key liye chune gaye they.
unhone dwiaadhaari taaraa pranaliyon aur spectroscopic dwiaadhaari kii kakshiya vyutpattiyon key saath-saath taarakiya nirpeksh parimaan, uchit gatiyon aur vibhinn sitaaron key radial vegon parr kaee shodh patra prakaashit kiye. unake prakashanon mein 1953 mein "taarakiya radial vegon kii samanya soochi" thee.
chandrama parr crater willson kaa saha-naam unake liye alekjendar willson aur charles tii rakhaa gayaa haye. aar. willson.

