shamyul callins (bhouthika shaastravetta)

shamyul cornet callins (septembaru 28,1898 kentakeelo-juun 19,1984 washington, dii. sii. loe.) oka american rasayana shaastravetta, bhouthika shaastravetta mariyu injanir. 
injanir uttara carolina vishwavidyaalayam nundi rasayana saastramlo pihechdi puurti chesina ayana, carson-neuman kalaasaala, tennisi vishwavidyaalayam, tennisi state teachers kalaasaala, uttara carolina vishwavidhyaalayamlo bodhinchaaru, bodhinchaaru masachusets institute off technologylo rasayana shaastra vibhaagamlo parisoedhanaa sahacharudiga cheraaru. rendava prapancha yuddham taruvaata, mechanical injaneering vibhaagamlo chaeri, mitt kuu tirigi vacchaaru. vacchaaru professorga niyamitulaina ayana ayana padavee viramana chesaaru. 1983 varaku eee padaviloe panicheestuu professor emeritusga niyamitulayyaaru.
callins mottamodati saamuhikamgaa utpatti cheyabadina healium draveekarana yantram, callins healium cryostatnu abhivruddhi chesi, "aacharanaatmaka healium draveekarana yantraala pitamahudu" anae birudunu pondaadu."rendu-piston vistarana injin dwara saktinicche callin yokka refrigeratorlu, aneka vandala nundi aneka vaela liitarla parimaanamlo drava healium yokka modati nammadagina sarafaraanu andinchaayi. 
itara upayogaalato paatu, paatu jarigina modati hydrogen bambu paeludu, iv mike kosam healium mariyu deuteriumnu draveekarinchadaaniki mariyu ravana cheyadaaniki eee refrigeratorlanu upayoginchaaru.
aayanaku aayanaku zaan prais vetheril patakam mariyu mariyu rumford bahumati labhinchindi.

