InotungamirwaSainzi

Atomic Clocks: History uye Modernity

Kare, muna 2012, makore makumi mana namashanu kubva panguva apo vanhu vakasarudza kushandisa mabhomba kuchengeta nguva, kuziva kuti yakarurama zvikuru nokuyerwa nguva. Muna 1967, International SI chikamu nguva haasisina nehwendefa chikero - kudzitsiva akauya necesium Frequency mureza. Aiva akakurumbira zita ikozvino - maatomu wachi. The nguva chaiyo kuti vanobvumira kuti kuona kukanganisa duku rimwe yechipiri makore mamiriyoni matatu, vanogona kushandiswa sechiero nguva pose.

A Nhoroondo shoma

Pfungwa kushandisa mabhomba vibrations kune chaiyo nokuyerwa nguva yakatanga wakatangwa muna 1879 maererano British yefizikisi William Thomson. In basa resonators emitter nemaatomu kuti masayendisiti zvamaronga kushandisa rehydrogen. Yokutanga kuedza kushandisa pfungwa iri tsika ashandiswe chete 40s. ramakumi remakore. Uye nyika yokutanga kushanda mabhomba wachi akazviratidza 1955 mu UK. Musiki wavo aiva British experimental yefizikisi Dr Louis Essen. Taishanda kwemaawa avo inobva necesium-133 atomu vibrations uye masayendisiti nekuda kwavo pakupedzisira vakakwanisa kuyera nguva zvikuru zvakarurama kupfuura zvayaive kare. The chikwata chokutanga Essen bvumidzwa kukanganisa haasi kupfuura imwe wechipiri mumwe makore zana, asi pakupedzisira kururama kuyerwa kakawanda yakawedzera uye kukanganisa paminiti wechipiri wakwira makore chete 2-3 mazana miriyoni.

Mabhomba wachi: oparesheni

"Mudziyo" ichi akangwara sei? Sezvo resonance kakawanda jenareta mabhomba nenguva yeko vakashandisa simba nhanho dzose mamorekuru kana panguva quantum pamwero kwemaatomu. Quantum hurongwa anosimbisa kukurukura "neerekitironi - maerekitironi" maitiro wandei discrete simba mumatunhu. Kana akadaro hurongwa zvichachinja nyika remagetsi munda pamwe zvachose zvakafanorongwa kakawanda, pachava kuchinja wegadziriro kubva yakaderera kusvika kumusoro. Zvinogonekawo, uye neizvi muitiro mabhomba achichinja kubva LEVEL kuti pasi, zvichiteverwa nemwaranzi simba. Izvi zviitiko anogona kuongorora uye kunyora zvose simba akasvetuka, nokusika chinhu kufanana oscillating vematunhu (aizivikanwawo maatomu oscillator). Its resonance maitikiro kuchaita dzinoenderana simba musiyano pakati pedyo nhanho yokuchinjira kwemaatomu yakakamurwa Planck airamba.

Izvi oscillation redunhu ane chisingarambiki zvakwakanakira zvichienzaniswa dzavo zvemaziso uye ezvemuchadenga Precursors. Nokuti mumwe mabhomba oscillator resonant kakawanda maatomu ane pfuma ndiyo chete, izvo hakusi pendulums uye piezoelectric crystals. Mukuwedzera, maatomu handishanduki pamusoro nguva, zvivako zvavo uye regai kusakara. Naizvozvo, mabhomba nenguva yeko vari chaizvo yakarurama uye zvachose nokusingaperi chronometer.

The chaiyo yazvino

Telecommunication network, Satellite ei, GPS, NTP-Server, zvemagetsi kwema pamusoro Stock Exchange, online Auktionen, nzira kutenga matikiti kuburikidza neindaneti - zvose izvi nezvimwe zvakawanda mananara yagara kwazvo muupenyu hwedu. Asi kana vanhu asina akazogadzira mabhomba wachi, izvi zvose wakaramba nyore asipo. Nguva chaiyoiyo yaunonyanya kushandisa unokubvumira kurerutsa chero zvikanganiso, kunonoka uye kunonoka, zvinoita munhu maximize kushandisa ichi chinokosha irreplaceable zvekuvaka, zvisingatongogoni kuva zvakawandisa.

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