I -Fast Radio Burst FRB 20220610A, eyona ngqamza yerediyo enamandla kakhulu eyakha yabonwa yafunyanwa ngomhla we-10 kweyeSilimela 2022. Yavela kumthombo owawukho kwiminyaka eyi-8.5 yeebhiliyoni eyadlulayo xa indalo yayineminyaka eyi-5 yeebhiliyoni ubudala nto leyo eyenza ukuba umthombo okude waziwe nge-FRB. Lo mthombo kwakucingelwa ukuba yi- galaxy enye, engahambelaniyo okanye iqela leegalaxy ezintathu ezikude. Nangona kunjalo, uphando lwemifanekiso ethathwe yi- telescope yeHubble emva kokufunyanwa kwayo lutyhila imithombo esixhenxe, enye yayo ichongiwe njenge- galaxy ephetheyo. I -galaxy ephetheyo nayo yafunyanwa njenge- galaxy eyenza iinkwenkwezi . Olu phononongo luchonge inkqubo njengeqela le-galaxy elihlangeneyo elinamalungu abonisa iimpawu zokunxibelelana phakathi kwawo. Iigalaxies kumaqela ahlangeneyo aziqhelekanga, yiyo loo nto ukufunyanwa kwe-FRB 20220610A okuvela kwindawo enjalo kubonisa imvelaphi entsha yee-FRB.
Uqhushumbo lukanomathotholo olukhawulezayo (FRBs), olukwabizwa ngokuba yiLorimer Bursts ludanyazo olunamandla kakhulu lwamaza erediyo. Zifutshane kakhulu zihlala iimillisecond ezimbalwa. Ukusukela oko yafunyanwa okokuqala ngo-2007 nguDuncan Lorimer, malunga ne-1000 ye-FRBs ichongiwe.
I-FRB 20220610A ekhawulezayo iqhuma ngerediyo yafunyanwa ngomhla we-10 kweyeSilimela 2022. Inamandla aphindwe kane kunee-FRB ezikufutshane, yayiyeyona inamandla kakhulu i-FRB ekhawulezayo eyakha yabonwa. Yayivela kumthombo wayo owawukho kwiminyaka eyi-8.5 yeebhiliyoni eyadlulayo xa indalo yayineminyaka eyi-5 yeebhiliyoni kuphela ubudala. I-FRB yayihambe iminyaka eyi-8.5 yeebhiliyoni ukuya kufikelela kwiHubble . Umthombo wawungowona mnye owaziwayo kude kube ngoku kuyo nayiphi na i-FRB kwaye kucingelwa ukuba yi- galaxy enye, engahambelaniyo okanye iqela lee-galaxy ezintathu ezikude.
Nangona kunjalo, imifanekiso ebukhali ethathwe yiteleskopu yeHubble emva kokufunyanwa kwayo ityhile ukuba umthombo we-FRB 20220610A wawungengo 'mnye umthala we -monolithic '. Ngokwesiqhelo, ii-FRB zivela kwiigalaksi ezizimeleyo. Endaweni yoko, olu qhushumbo lwerediyo olukhawulezayo lwaluvela kwinkqubo yokusebenzisana yeegalaksi ezisixhenxe ubuncinane ezikufutshane kwindlela yokudibana. Olu phuhliso lwandisa uluhlu lwemithombo enokubakho yee-FRB.
Imvelaphi kunye nendlela yokwakheka kwe-FBR ayiqondakali ngokucacileyo. Nangona kunjalo, kuyavunywa ukuba imizimba emincinci kakhulu efana neenkwenkwezi ze-neutron okanye umngxuma omnyama ibandakanyeka ekudalweni kwee-radioblasts ezinamandla. Iziganeko ezigqithisileyo zefiziksi ezifana nokungqubana komngxuma omnyama okanye inkwenkwezi ye-neutron , iinyikima zeenkwenkwezi xa uqweqwe lweenkwenkwezi ze-neutron luhlengahlengiswa ngequbuliso, ukuqhekeka ngequbuliso kwemimandla yemagnethi edibeneyo yohlobo lweenkwenkwezi ze-neutron ezinamandla kakhulu (inkqubo efana nokwakheka kwee-solar flares kodwa ngomlinganiselo ophezulu kakhulu), ukusebenzisana rhoqo kwe-magnetospheres ezimbini zeenkwenkwezi ze -neutron ezijikelezayo zezinye zeendlela ezinokwenzeka zokwenziwa kwee-Fast radio bursts (FRBs).
Inzululwazi yemvelaphi kunye nendlela yokwenziwa kogqabhuko lweerediyo ezikhawulezayo (FRBs) ayigqibekanga ubukhulu becala kodwa uphononongo lwamva nje luzalisa umsantsa wolwazi.
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Iingxelo:
- Iqela le-NASA Hubble Mission. Iindaba-uHubble ufumana iKhaya eliNgaqhelekanga kweyona ndawo ikude iFast Radio Burst. Ithunyelwe nge-09 kaJanuwari 2024. Iyafumaneka e https://science.nasa.gov/missions/hubble/hubble-finds-weird-home-of-farthest-fast-radio-burst/
- Gordon AC, okqhubekayo 2023. A Fast Radio Burst kwi Compact Galaxy Group e z ~ 1. Ushicilelo lwangaphambili arXiv:2311.10815v1. Ingeniswe nge-17 Nov 2023. DOI: https://doi.org/10.48550/arXiv.2311.10815
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