paramparik vidyut ekak

paramparik vidyut ekak (kinwa paramparik ekak jethe sandigdhatecha dhoka nasato) heey vijechya kshetratil mojamapache eka ekak aahe jeey josephson sthirankachya tathakathit 'paramparik mulyanvar' aadharit aahe, wonn clitzing sthirank 1988 madhye vajan aanee mojmapansathi aantarrashtriy samiteene (see. aay. pii. emm.) manya keela, tasech δ 'ν' see. ess. heey dusare paribhashit karnyasathi vaparale jaate. hii ekake tyanchya sambandhit ess. aay. ekkanshi pramananusar khoop samaan aahet, parantu sthirankansathi vaparlya jaanarya vegvegalya moolyanmule eksarkhi naheet. trikoni aksharroopat chinh seet karoon aanee "90"-eae ashee vargani jodoon teey sambandhit ess. aay. ekkanpasoon vegale kele jaatat.jee.paramparik voltche chinh 'vhee' aahe-kaaran teey 1 janewari 1990 roji aantarrashtriy vaparat aale.
hii pranali mojamapachi achookata vadhavanyasathi vikasit kelee gelee hotih josephson aanee wonn clitzing sthirank mothya achookatesah, punaravruttikshamatesaha aanee sahajatene lakshat ghetale jaau shakatat aanee sarvatrik sthirank 'eae' aanee 'etch' chya drushtine tyanchi achook vyakhya kelee jaate. paramparik vidyut ekak heey vyavharik mojamapachya uddeshansathi "naisargik" moolbhut bhautikshastracha vapar karnyachya dishene eka mahattvapoorn paul darshavtat. tyanni ess. aay. pranalichya samantar aantarrashtriy manak mhanoon sweekruti prapt kelee aanee abhiyantriki aanee udyog yaa donhimadhye samanyatah bhautikshastra samudayachya baher vaparali jaatat. ess. aay. pramanech bhautikshastrat vaparlya jaanarya serve parimanansathi ekak paribhashit karnyasathi sthirank 'see' chee bharr aavashyak asel.
ess. aay. pranaline 29 varshannantar samatulya vyakhyankade sankraman kele parantu junya ess. aay. ekkanshi adhik tantotant julanyasathi paribhashit sthirankanchya moolyansah. parinami, aata tantotant paribhashit gunottarasah, paramparik vidyut ekak sambandhit ess. aay. ekkanpeksha thode vegale aahet.
aitihasik vikas.
mapan ekkanchi achookata aanee upayuktata vadhavanyasathi gelya ardhya shatkat anek mahattvapoorn pavale uchalanyat aalee aaheth
vyakhya.
paramparik vidyut ekak heey caesium-133 hyperfine sankraman varanvarta, josephson sthirank aanee wonn clitzing sthirank yanchya paribhashit mulyanvar aadharit asatat, pahile done jeey vel aanee vidyut prerak shaktiche agadi achook vyavharik mojmap karnyas anumati detat aanee shevatche jeey vidyut pratikar atyant achook vyavharik mojmap karnyas anumati dete.
ess. aay. ekkanmadhye rupantaran.
2019 saalee ess. aay. bases unitschee punarnirdharan yaa serve unitschee vyakhya asha prakare karate qee jyaa "keey", "aar" aanee δ "ν" cschi sankhyatmak moolye agadi achookpane nishchit karatat, jaree pahilya donchya moolyansah jee paramparik mulyanpeksha thodi vegali aahet. parinami, yaa serve paramparik ekkans punarnirdharit ess. aay. ekkanchya sandarbhat achook moolye dnyat aahet. yamule, paramparik moolye rakhanyacha achookatecha konatahi fayda hott nahee.

