Rima Simba: Chakavanzika cheKuwedzera kwePasirose

Fictional inomiririra simba rakasviba

Simba rerima ndechimwe chezvinhu zvisinganzwisisike uye zvisingazivikanwe mumunda wecosmology.. Zvisinei nekuti inomiririra chikamu che70% chesimba repasi, chimiro chayo chaicho chinoramba chiri chakavanzika.

Muchinyorwa chino, iwe uchave nemukana wekuongorora zvakadzama pfungwa yesimba rerima, nhoroondo yekuwanikwa kwayo, dzidziso dzinoedza kuzvitsanangura, uye matambudziko anotarisana nesainzi mukuda kwavo kunzwisisa enigma iyi yemuchadenga. Iwe haugone kupotsa kukoka uku, tsvaga kuti chii Rima Simba: Chakavanzika cheKuwedzera kwePasirose.

 Chii chinonzi simba rerima?

Simba rerima ipfungwa mune theoretical fizikisi uye cosmology iyo inoshandiswa kutsanangura chimiro chesimba chinoratidzika kuva chiripo muchadenga chose uye chinobatanidzwa mukukurumidzisa kuwedzera kwechadenga.

Inotora 70% yenzvimbo ye cosmic uye chimiro chayo chaicho hachisati chazivikanwa. Isu tinongoziva chete kuti iripo uye maitiro ayo, uye izvi zvinoratidzwa nekuongorora kwe cosmological kubva kune iyo theoretical mamodheru akaumbwa anotsanangura kuti iyi isinganzwisisike chimiro chesimba chinopesvedzera sei cosmic organisation.

Simba reRima rinoita sei muChadenga?

Kufananidzira kumiririra simba rakasviba muchadenga sezvo risingaonekwe

Kuongorora kwenyeredzi kunoratidza izvozvo inokonzera kukurumidzisa kukura kwechadenga kubva makore angangoita 6,145 miriyoni apfuura achishanda sesimba rinokwevera rinosemesa.

Kubva pahurongwa hwedzidziso yezvekudyidzana kwakawanda, yakagadzirwa naAlbert Einstein, simba rakasviba rinogona kutorwa seimwe sosi yesimba uye hukuru hunobatsira mukupeta kwenzvimbo-nguva. Nenzira iyi, simba rerima anogona kuva a cosmological constant, chimiro che vacuum simba iyo inoramba iripo panguva uye munzvimbo.

Dzimwe dzidziso, kune rumwe rutivi, dzinokurudzira kuti simba rerima inogona kunge yakabatana nemasimba emagetsi, sai quintessence munda kana quintessence, iyo inogona kuchinja nekufamba kwenguva uye iine mvura-yakafanana nezvinhu.

Sezvatinogona kuona, mienzaniso yezvinyorwa zvakasiyana-siyana uye imwe neimwe yadzo inonongedza kune imwe nzira mukuedza kutsanangura chimiro chechimiro ichi chinoshamisa chesimba uye kuti rinozvibata sei mune zvakasikwa. Gare gare isu tichaongorora mune theoretical modhi iyo kusvika ikozvino edza kutsanangura kuti simba rerima chii.

Rima Simba uye Rima Matter hazvina kufanana

Ontology yezvakasikwa: kutonga kwakasiyana kwesimba rakasviba uye rima chinhu mukati mekushanduka kwayo kubvira big-bang.

Izvo zvakakosha kuti usakanganise simba rerima nerima, iwo maviri akasiyana pfungwa kubva kune cosmology, uye kunyangwe ese ari maviri ari mazhinji ekuumbwa kwechadenga, anoita mabasa akasiyana.

  • Dark matter imhando yenyaya, uye naizvozvo, chitsama chinobatika, icho chakadaro chinoshandisa pesvedzero yakasimba yesimba rinokwevera pachinhu chinooneka chechisiko chapose pose.
  • Simba rerima, kune rumwe rutivi, inzira yekufungidzira kana yekufungidzira. ane kuvapo kuri fungidzirowo zvawo kubva mumigumisiro yahunoita pakukura kunokurumidza kwechisiko chapose pose, kuchiguma nesimba risingazivikanwi rechisiko chisingazivikanwi. Simba rerima harigone kubatwa sesimba rakajairwa uye saka ipfungwa yakaoma kunzwisisa kupfuura nyaya yakasviba.

Mukupedzisa, chinhu chakasviba imhando yechinhu, nepo simba rerima richibatanidzwa nemunda unotora nzvimbo yese uye rakawanda kupfuura rima.

Rima Energy rakawanikwa sei?

Mumitsara mishoma inotevera tichatora rwendo rupfupi rwenhoroondo ye theoretical physics yakatungamira mukuwanikwa kwesimba rakasviba. Tinotanga:

Einstein's Cosmological Constant

Maererano naEinstein pachake, nguva dzose ye cosmological "yakanga iri kukanganisa kwake kukuru." Nekudaro, sainzi inovakwa ne "kuunganidza zvikanganiso" uye izvo zvinobvumira kufambira mberi kwayo. Zvichida "kukanganisa" uku kwaive kufungidzira kune ruzivo rwakadzama rwechisiko chose.

Albert Einstein akakurudzira iyo cosmological inogara iripo kuti awane mhinduro yakagadzikana kune yake inokwevera munda equation, iyo zvaizotungamirira pakunongedza kune chadenga chiri muchimiro chakamira.

Zvisinei, zvakacherekedzwa naEdwin Hubble zvakaratidza kuti chadenga chiri kuwedzera., uye pakanga pari apo Einstein akataura nezvekugara kwecosmological se "chikanganiso chake chikuru." Nhoroondo yefizikisi yaive panguva ino mukutanga kwekuwanikwa kwechikonzero chekuwedzera kwepasirese: simba rakasviba.

Kukurumidzisa Kuwedzera kweChisiko Chapose pose

Kuwanikwa kwe supernovae iri kure nezvikwata zviviri zvevazivi venyeredzi muna 1998 kwakaratidza chiitiko chakakosha munhoroondo yecosmology, zvichiita kuti masayendisiti agadzire "chidimbu chaizoenderana nepuzzle" chaizotsanangura kuwedzera kukuru kwechadenga: simba rakasviba rakarongwa sechikonzero chekuwedzera ikoko.

Dzidziso uye Tsananguro dzeMienzaniso yeRima Simba

Kufananidzira kumiririra kwequintessence

Iyo Cosmological Constant uye Simba reVacuum

Imwe yedzidziso dzinogamuchirwa zvakanyanya kutsanangura simba rakasviba nderekuti rine hukama nesimba rekuvharisa kwenzvimbo-nguva pachayo.

Einstein's cosmological constant inogona kududzirwa sechiratidzo chevacuum simba., iyo ine mugumisiro unosembura pakuwedzera kwechadenga. Saka, kubva padzidziso yerelativity, simba rerima raizopesvedzera “jira renguva-yenguva” iro rinotsigira chisiko chapose pose, kuchimonereka uye kuchikonzera kukura kwayo.

Quintessence uye Scalar Minda

Imwe dzidziso inoratidza kuti simba rerima rinogona kuva chimiro che "quintessence", rudzi rwechinhu chine simba guru rinogona kusiyana nenguva nenzvimbo.

Iyi quintessence yaizove ine hukama kune scalar minda, iyo mipiro kune simba density inogona kuchinja zvishoma nezvishoma nekufamba kwenguva.

Kucherechedzwa kweCosmological kunoratidza kuvepo kweRima Energy

mufananidzo unoyevedza we supernova

Type Ia Supernovae

Humbowo hwekutanga hwakananga hwesimba rakasviba hwakabva mukucherechedzwa kwekukurumidza kwemwero wekuwedzera kwechadenga nekudzidza mhando Ia supernovae. Nyeredzi dziri kufa dzakajeka idzi vanobvumira vazivi venyeredzi verenga madaro kumapoka avo enyeredzi uye cherechedza kuti vakanga vabva kwatiri sei.

Iyo Cosmic Background Radiation

Humwe humbowo hwekuvapo kwesimba rerima hwakawanikwa kuburikidza nekuona kwe iyo cosmic background radiation, inova iyo echo inopisa yeBig Bang. Kuyera chaiko kwekuchinja kwetembiricha mumwaranzi iyi kwakabvumira vezvesainzi kuti vafungidzire huwandu hwesimba rerima riri muchadenga nemazvo makuru.

Iyezvino maProjekiti eRima Energy Research

Kutora mifananidzo yemuchadenga yeimwe yeNASA yakakosha teresikopu

Dark Energy Survey (DES)

Iyo Rima Energy Survey ipurojekiti yekuongorora nyeredzi inotsvaga kuwana kunzwisisa kuri nani kwesimba rerima kuburikidza ne kuyera kupararira kwemapoka enyeredzi uye kuwedzera kwechadenga. Chirongwa ichi chiri kushandisa teresikopu yaVictor M. Blanco paCerro Tololo Inter-American Observatory muChile kuita zvachakacherekedza.

Nancy Nyasha Roman Space Telescope

Iyo Nancy Nyasha Roman Space Telescope, yakarongerwa kuvhurwa mumakore gumi anotevera, ine chinangwa chekudzidza simba rerima uye kupa nzwisiso yakadzama yehunhu hwayo. Teresikopu yemuchadenga iyi yakagadzirirwa kuita kuyerwa chaiko kwekuwedzera kwechadenga pamusoro penguva yemuchadenga.

Dzimwe Tsananguro Dzakasiyana dzeRima Energy

Kugadziridzwa kuGeneral Theory yeRelativity

Imwe mukana wekutsanangura simba rerima ndeyekuti dzidziso yaEinstein yehukama haishandi kune zvikero zvecosmological uye inofanira kugadziridzwa. Zvisinei, kusvika zvino, hapana kuedza kugadzirisa general relativity kwakakwanisa kubvisa simba rerima pasina kutyora zvimwe zvinoonekwa.

Rima Matter Effects

Imwe imwe tsananguro inogona kunge iri yekuti simba rerima ndiro a yechipiri mugumisiro wekupindirana kwechinhu chakasviba negiravhiti uye simba revacuum pazvikero zve cosmic. Kunyange zvazvo pfungwa iyi ichinakidza, hapasati pasisina humbowo hunotsigira pfungwa iyi.

Ramangwana Rezvakasikwa

Kufa kwekupisa kwepasirese: kwaizova kuguma kwekuvapo kwayo

Chisikwa Chiri Kuwedzera

Kana paine chinhu chimwe chete chatine chokwadi nacho, ndechekuti muchadenga chiri kuwedzera pamwero unowedzera uye imhaka ye "izvo" masayendisiti akadana simba rerima.

Kuvapo kwesimba rerima, naizvozvo, kunoreva kuti muchadenga chicharamba chichiwedzera munguva dziri kuuya, zvinoita sokuti hapana chinomisa kukurumidza kwacho. Saka, munguva yemberi iri kure, anenge makwara enzou ose achanyangarika mukuona kwedu, achitisiya tiri toga muchadenga chiri kuramba chisina chinhu uye chine rima. Zvinoshungurudza kutaura zvishoma, hatizivi kana rudzi rwevanhu ruchapona kuti ruone.

Kufa Kunotonhora Uye Kwakasviba?

Kana simba rerima richiramba richitonga kukura kwechadenga, zvinokwanisika kuti rinozopedzisira rasvika kune imwe nyika inonzi. "kufa kupisa", umo nyeredzi dzose dzichange dzapedzwa uye hapazovi nesimba rakakwana rekugadzira zvivako zvitsva zve cosmic. Muchiitiko ichi, chadenga chaizowedzera kutonhora uye kusviba.

Mukupedzisa

Maverengero emhando dzakasiyana-siyana dzinotsanangura kuwedzera kwechadenga nekuvapo kwesimba rerima

Simba rerima ndechimwe chezvakavanzika zvikuru zvemazuva ano cosmology. Kuwanikwa kwaro kwakaita kuti masayendisiti atsvage dzidziso itsva uye tsananguro dzedambudziko iri.

Kunyange zvazvo zvisati zvanyatsonzwisiswa, kutsvaga kwekunzwisisa zviri nani simba rerima rinoramba richinyanya kukosha mukutsvakurudza kwenyeredzi. Nezvirongwa zvakaita seRima Energy Survey uye Nancy Nyasha Roman Space Telescope, Masayendisiti anotarisira kuburitsa chakavanzika chesimba rerima uye pakupedzisira kuratidza chimiro chechokwadi chedenga ratiri kurarama mairi.  

Unofungei? Mamiriro nemafambiro epasirese akawandisa, uye tose kutenda la Rima Simba: Chakavanzika cheKuwedzera kwePasirose.


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