Ntlafatso ea khomphutha ea quantum e ka rarollang mathata, ao lik'homphieutha tsa khale li ka a rarollang ka boiteko bo boholo kapa ho hang - ena ke sepheo se ntseng se phehelloa ke palo e ntseng e hola ea lihlopha tsa lipatlisiso lefatšeng ka bophara. Lebaka: Litlamorao tsa Quantum, tse simolohang lefatšeng la likaroloana le meaho e menyenyane ka ho fetisisa, li nolofalletsa lits'ebetso tse ngata tse ncha tsa theknoloji. Tse bitsoang li-superconductor, tse lumellang ho sebetsana le tlhahisoleseling le matšoao ho latela melao ea mechanics ea quantum, li nkoa e le likarolo tse tšepisang bakeng sa ho phethahatsa lik'homphieutha tsa quantum. Leha ho le joalo, ntlha e khomarelang ea li-nanostructures tse tsamaisang superconductor ke hore li sebetsa feela mochesong o tlase haholo 'me ka hona ho thata ho li kenya lits'ebetsong tse sebetsang. googletag.cmd.push(function() { googletag.display('div-gpt-ad-1449240174198-2′); });
Bafuputsi Univesithing ea Münster le Forschungszentrum Jülich joale, ka lekhetlo la pele, ba bontšitse seo ho tsejoang e le ho lekanngoa ha matla lithapong tse nyenyane tse entsoeng ka li-superconductor tse nang le mocheso o phahameng - ke hore li-superconductor, tseo mocheso o phahameng ka tlase ho tsona tseo litlamorao tsa mechini ea quantum li busang. Nanowire e nang le superconducting e nka feela maemo a khethiloeng a matla a ka sebelisoang ho khouta tlhahisoleseling. Li-superconductor tse nang le mocheso o phahameng, bafuputsi ba ile ba boela ba khona ho bona ka lekhetlo la pele ho monngoa ha photon e le 'ngoe, karoloana e bobebe e sebeletsang ho fetisa tlhahisoleseling.
“Ka lehlakoreng le leng, liphetho tsa rona li ka kenya letsoho tšebelisong ea theknoloji e pholileng e nolofalitsoeng haholo theknolojing ea quantum nakong e tlang, 'me ka lehlakoreng le leng, li re fa temohisiso e ncha ka ho feletseng mabapi le lits'ebetso tse laolang maemo a superconducting le matla a tsona, tse ntseng li sa utloisisoe,” ho hatisa moetapele oa thuto Jun. Prof. Carsten Schuck oa Setsi sa Fisiks Univesithing ea Münster. Ka hona liphetho li ka ba tsa bohlokoa bakeng sa nts'etsopele ea mefuta e mecha ea theknoloji ea likhomphutha. Phuputso e phatlalalitsoe koranteng ea Nature Communications.
Bo-rasaense ba sebelisitse li-superconductor tse entsoeng ka likarolo tsa yttrium, barium, copper oxide le oksijene, kapa YBCO ka bokhutšoanyane, tseo ba ileng ba etsa lithapo tse 'maloa tse tšesaane tsa nanometer. Ha meaho ena e etsa matla a 'mele a motlakase a bitsoang 'phase slips' a hlaha. Tabeng ea li-nanowires tsa YBCO, ho fetoha ha bongata ba carrier ea charge ho baka liphetoho ho supercurrent. Bafuputsi ba batlisisitse lits'ebetso tse ho li-nanowires mochesong o ka tlase ho 20 Kelvin, e tsamaellanang le minus 253 degrees Celsius. Hammoho le lipalo tsa mohlala, ba bontšitse ho lekanngoa ha maemo a matla li-nanowires. Mocheso oo li-wires li kenang ho oona boemong ba quantum o fumanoe ho 12 ho isa ho 13 Kelvin—mocheso o phahameng ka makhetlo a makholo ho feta mocheso o hlokahalang bakeng sa thepa e sebelisoang ka tloaelo. Sena se nolofalitse bo-rasaense ho hlahisa li-resonator, ke hore, litsamaiso tse sisinyehang tse hlophisitsoeng ho latela maqhubu a itseng, ka nako e telele haholo ea bophelo le ho boloka maemo a mechine a quantum nako e telele. Ena ke tlhoko ea pele bakeng sa nts'etsopele ea nako e telele ea likhomphutha tse kholo tsa quantum.
Likarolo tse ling tsa bohlokoa bakeng sa nts'etsopele ea mahlale a quantum, empa mohlomong le bakeng sa tlhahlobo ea bongaka, ke li-detector tse ka ngolisang esita le li-photon tse le 'ngoe. Sehlopha sa lipatlisiso sa Carsten Schuck Univesithing ea Münster se 'nile sa sebetsa ka lilemo tse' maloa ho nts'etsapele li-detector tse joalo tsa li-photon tse le 'ngoe tse thehiloeng ho li-superconductor. Seo se seng se ntse se sebetsa hantle mochesong o tlase, bo-rasaense lefatšeng ka bophara ba 'nile ba leka ho se finyella ka li-superconductor tse phahameng tsa mocheso ka lilemo tse fetang leshome. Lithapong tsa nano tsa YBCO tse sebelisitsoeng bakeng sa thuto, boiteko bona bo se bo atlehile ka lekhetlo la pele. "Liphuputso tsa rona tse ncha li bula tsela bakeng sa litlhaloso tse ncha tsa khopolo-taba tse ka netefatsoang ka liteko le nts'etsopele ea theknoloji," ho bolela mongoli-'moho Martin Wolff oa sehlopha sa lipatlisiso sa Schuck.
O ka kgodiseha hore bahlophisi ba rona ba beha leihlo maikutlo ohle a romelwang mme ba tla nka mehato e loketseng. Maikutlo a hao a bohlokwa ho rona.
Aterese ea hau ea lengolo-tsoibila e sebelisoa feela ho tsebisa moamoheli hore na ke mang ea rometseng lengolo-tsoibila. Aterese ea hau kapa aterese ea moamoheli li ke ke tsa sebelisoa bakeng sa morero ofe kapa ofe o mong. Tlhahisoleseling eo u e kenyang e tla hlaha molaetseng oa hau oa lengolo-tsoibila 'me Phys.org ha e bolokoe ka mokhoa ofe kapa ofe.
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Nako ea poso: Mmesa-07-2020