lume

ghadyalachya dialver lavalelya chamakdar phosphorescent phosphorescent dravanasathi lume hii eka alpakalin sandnya aahe. kahee lock asey aahet jeey ghadyale "punha suru karatat" kinwa fikat jhalelya lumechi jaaga ghetat. purvi, lyoommadhye mukhytah radiumcha samavesh hota; tathapi, radium kiranotsargi aahe aanee bahutek vela naveen ghadyalanvar qamee chamakdar, parantu qamee vishari sanyuge badalali gelee aahet.
lyoommadhye vaparlya jaanarya samanya rangdravyanmadhye phosphorecent rangdravyanmadhye zink sulphide aanee strauntium aluminate yancha samavesh hoto. surakshitateshi sambandhit utpadanansathi zink sulfidecha vapar 1930 chya dashakapasun suru hoto. tathapi, zink sulfidepeksha andaje 10 putt jaast prakash asalelya strauntium auxide aluminatechya vikasamule bahutek zink sulphide aadharit utpadane naveen shreneet aalee aahet. strauntium auxide aluminate aadharit rangdravye aata nirgaman chinhe, marg chinhankan aanee itar surakshitateshi sambandhit chinhanmadhye vaparali jaatat.
strauntium aluminate aadharit afterglo rangdravyanche super-luminova, watchlume qoo, noctilumina aanee glow inn daad darqa (phosphorescent) tantradnyanasarkhya brandnamankhali vipanan kele jaate.

