Ngoku kunokwenzeka ukudala ukukhanya kolwelo kwiqondo lokushisa

ukukhanya kolwelo

Emva komsebenzi onzima, ekugqibeleni Iqela leengcali zefiziksi likwazile ukwenza okokuqala kwimbali 'ukukhanya kolwelo'kwiqondo lokushisa. Njengenkcukacha, ndingathanda ukukuxelela ukuba kwimisebenzi yangaphambili esi siphumo sele siphunyeziwe nangona kumaqondo obushushu asondele kakhulu kwi-zero epheleleyo, kungekhona kule meko ekubeni sithetha ngokufumana ukukhanya ukuba kube nefuthe kwiqondo lokushisa.

Ngaphandle kokungena kwiinkcukacha ezininzi, into esiya kuyenza kwimigca elandelayo, sikuxelele ukuba ukwenza ukukhanya kuziphathe njengolwelo kuphunyeziwe ngenxa yomxube wokukhanya kunye nomcimbi. Njengoko usazi, ukukhanya ngokuqhelekileyo kuziphatha njengeliza yaye maxa wambi kude kube njengesuntswana elisoloko lihamba kumgca othe ngqo. Kwezinye iimeko, oku kunokufikelela ziphathe ngokungathi lulwelo nkqu nokuchwechwa phakathi kwezinto.

ukukhanya kolwelo

Iqela leengcali zefiziksi zase-Italiya liyakwazi ukwenza 'ukukhanya okumanzi' kwiqondo lobushushu begumbi okokuqala

Njengoko besesitshilo ngaphambili, ukwenza ukukhanya kuziphathe njengolwelo, kufuneka kudityaniswe nezinto, into ephunyezwayo ngenxa iipolaritons, iinzipho 'phantse amasuntswana' evela ekudibaneni phakathi kwamaza okukhanya kunye nelanga lombane lokuhlukanisa. Ngeli xesha, njengoko iingcali zefiziksi ezijongene nale projekthi ziphawula, nangona kunjalo iipolaritons azikho amasuntswana asisiseko ezifana neefotoni okanye ii-electron, ziziphatha ngolu hlobo ngenxa yemithetho ebalawulayo kwithiyori ye-quantum.

Njengenkcukacha, ndikuxelele ukuba umdla wokwenyani wento ebizwa ngokuba 'ukukhanya kolwelo' ilele kwinto yokuba oku, ukongeza kuhlobo olungaqhelekanga lokukhanya, ngu amanzi amaninzi, ngaphandle kwe-viscosity, kunye uhlobo lweBose-Einstein condensate, edla ngokuchazwa njengemeko yesihlanu yento kwaye eyenzeka kuphela kwizinto ezithile kumaqondo obushushu asondele kakhulu ku-zero.

Kule meko ikhethekileyo kwaye ingaqhelekanga, ngokwemithetho yefiziksi, Amalungu ahamba ngesantya esicothayo ngendlela emangalisayo y Balandela imigaqo elawulwa yi-quantum mechanics ngaphezu kwezo zikhoyo kwi-quantum physics ukususela, endaweni yokufana namasuntswana, ziqala ukuziphatha njengamaza, zithatha indawo kwindawo engenakuqinisekiswa ngokuthe ngqo.

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Esi siganeko singasetyenziselwa ukuphuhliswa kobuchwepheshe obutsha obuphambili

Inqaku elinomdla kulo lonke olu phando lulele kubuchwephesha obekufuneka buphuhliswe ukubonisa ukuba kuyenzeka ukwenza '.ukukhanya kolwelo'kwiqondo lokushisa. Ngesi sihlandlo kwakuyimfuneko ukuba yila isixhobo sokubona esenziwe zizipili ezimbini, enye ibekwe phambi kwenye, kwaye igutyungelwe yifilimu ecekethekileyo yeemolekyuli eziphilayo eziziinanometer ezili-100 kuphela. Ukukunika umbono, iinwele zomntu zidla ngokuba nobubanzi obuziinanometer ezingama-50.000.

Sakuba senziwe isixhobo, salungiselelwa ukuba sibekho kuqhushumbisiwe nge-35 femtosecond laser pulses. Ngombulelo koku, ukukhanya kwaqala ukuziphatha njengolwelo olungaphezu kwe-quantum olujikeleze umqobo. Le superfluid ineempawu ezimangalisayo ngokwenene, ezifana nento elula njenge, ngokungafaniyo xa kuchithwa ulwelo, okudala ama-ripples kunye ne-whirlpools, kulo mzekelo ezi zivunguvungu kunye nezaqhwithi zicinezelwe ngeenxa zonke zemiqobo, ukuvumela le superfluid ukuba iqhubeke nendlela yakho ngaphandle kokuguqulwa. .

Ukuqonda ngcono kancinci ukubaluleka kophando olunje, gqamisa amagama eqela labaphandi abebesebenza kule projekthi, amagama apho basixelela malunga nendlela le nkqubela phambili inokuvula ngayo. izifundo ezitsha kwi-hydrodynamics quantum okanye usivumele phuhlisa izixhobo ezitsha ezine-polaritons kubushushu begumbi ukuze zisetyenziswe kubuchwephesha bexesha elizayo ezifana nokuveliswa kwezinto eziphezulu ze-superconducting ezifana ne-LED, iipaneli zelanga kunye ne-laser, iteknoloji, umzekelo, inokusetyenziswa kamva ekudalweni kweekhomputha ezisekelwe kwi-polaritons.


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  1. Uxanduva lwedatha: UMiguel Ángel Gatón
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