Xov xwm thiab Society, Puag ncig
Hadron Collider yog vim li cas peb yuav tsum tau? Yog vim li cas qhov yuav tsum tau rau lub Loj Hadron Collider
Muaj ntau tus neeg zoo tib ntawm lub ntiaj teb no yog nug lawv tus kheej cov nqe lus nug ntawm yog vim li cas muaj lub Loj Hadron Collider. To taub tsis tau rau feem ntau cov kev tshawb fawb, uas siv ntau billions ntawm euros, ua suspicion thiab kev ntshai.
Tej zaum qhov no yog tsis tshawb nrhiav ntawm tag nrho cov, tab sis ib lub sij hawm tshuab los yog ib tsab portal rau lub teleportation ntawm alien creatures uas yuav hloov txoj hmoo ntawm noob neej? Xaiv yog cov feem ntau zoo heev thiab ntshai. Nyob rau hauv no tsab xov xwm peb yuav sim kom to taub li cas cov LHC thiab rau cov uas nws tau tsim.
Lub ambitious project ntawm tib neeg
Lub Loj Hadron Collider yog tam sim no lub feem ntau haib ntawm cov ntiaj chaw particle tsuj roj. Nws yog nyob rau ntawm tus ciam teb ntawm Switzerland thiab Fabkis. Dua hauv qab no nws: ntawm ib tug tob ntawm 100 meters overlies annular qhov tsuj roj ntawm ze li ntawm 27 kis lus mev. Master of sim ntau nqi siab tshaj $ 10 billion, yog cov nyob sab Europe Organization rau Nuclear kev tshawb fawb.
Ib tug lossis loj npaum li cas ntawm cov kev pab thiab phav phav nuclear physicists cog lus rau leeb protons thiab hnyav ions ua rau ib tug ceev ze rau ntawm lub teeb nyob rau hauv txawv kev qhia, whereupon lawv yuav los nrog txhua lwm yam. Cov kev tshwm sim ntawm ncaj qha kev sib tshuam scrutinized.
Lub tswv yim rau tsim ib tug tshiab particle tsuj roj tuaj raws li thaum ntxov raws li 1984. Kaum xyoo, ntau yam kev sib tham tau tuav txog dab tsi yuav muaj Hadron Collider, vim li cas peb yuav tsum tau xwb xws li ib tug loj-scale research project. Tsuas yog ces sib tham txog cov nta ntawm kev tshuaj thiab qhov yuav tsum tau tsis muaj lub teeb tes num tau raug kev pom zoo. Siv cov kev faib pib xwb nyob rau hauv xyoo 2001, tseem ceeb nws qhov chaw nyob rau underground kev sib txuas lus ntawm cov qub particle tsuj roj - tus Loj Electron-Positron collider.
Vim li cas peb yuav tsum tau qhov loj Hadron Collider
Sis ntawm elementary hais piav txawv. Relativity kev tshawb xav tsoo nrog quantum teb ziag no. Cov uas ploj lawm link mus nrhiav ib qho mus kom ze rau cov qauv ntawm cov elementary hais yog lub cev tsis los ua ib tug kev tshawb xav ntawm quantum lub ntiajteb txawj nqus. Yog vim li cas koj xav tau ib tug high-power hadron collider.
Tag nrho cov zog ntawm qhov kev sib tsoo ntawm hais yog 14 teraelectronvolt, uas ua rau tus ntaus ntawv ntau npaum li cas haib accelerators tshaj tej uas twb muaj lawm nyob rau hauv lub ntiaj teb no niaj hnub no. Sim kawm yav tas los tsis yooj yim sua vim kev vim li cas, zaum no feem ntau yuav tsum tau mus sau los yog refute uas twb muaj lawm kev tshawb xav ntawm lub microworld.
Txoj kev tshawb no ntawm lub Quark-gluon ntshav tsim los ntawm collisions ntawm cov hlau lead nuclei yuav muaj ib tug ntau sophisticated kev tshawb xav ntawm muaj zog cov kev sib tshuam, uas yuav dramatically hloov nuclear physics thiab txoj kev ntawm kev txawj ntse ntawm stellar qhov chaw.
Higgs boson
Rov qab nyob rau hauv 1960 ib tug Scottish physicist Peter Higgs tsim cov kev tshawb xav ntawm lub Higgs teb, raws li uas tus hais yuav ntog nyob rau hauv daim teb no yog kev kawm mus rau quantum los ntawm uas nyob rau hauv lub ntiaj teb no yuav pom raws li qhov loj ntawm tus kwv.
Yog hais tias nyob rau hauv lub chav kawm ntawm lub thwmsim yuav tau kom paub meej tias cov kev tshawb xav ntawm lub Scottish nuclear physics thiab nrhiav tau cov boson (photon) Higgs, ces qhov kev tshwm sim yuav los ua ib tug tshiab pib taw tes rau txoj kev loj hlob ntawm lub ntiaj teb inhabitants.
Thiab qhib tau ib tug neeg, tswj lub ntiajteb txawj nqus, pheej tshaj tag nrho cov pom zeem muag rau txoj kev loj hlob ntawm kev kawm. Tag nrho cov ntau li ntawd advanced zaum xav nyob rau hauv tsis heev hav zoov ntawm cov Higgs boson thiab cov electroweak symmetry rhuav txheej txheem.
Yuav ua li cas nws ua hauj lwm
Yuav kom Seb hais txog unthinkable rau nto ceev yuav luag sib npaug zos rau cov kev ceev ntawm lub teeb nyob rau hauv lub tshuab nqus tsev, maj disperse rau lawv, txhua lub sij hawm ua lub zog.
Thawj linear accelerators ua txhaj tshuaj ntawm protons thiab txhuas ions, uas yog raug rau tom qab stepwise acceleration. Cov hais lub caij nplooj zeeg mus rau hauv lub koob los ntawm lub proton synchrotron, nyob rau hauv them nyiaj yog npaj nyob rau hauv 28 GeV.
Nyob rau hauv lub kauj ruam tom ntej hais nkag rau hauv lub super-synchrotron, qhov twg lub zog ntawm tus nqi yog coj mus 450 GeV. Xeeb xws ntsuas hais nkag mus rau lub ntsiab multikilometer nplhaib, nyob rau cov txheej txheem ntawm nyob rau hauv tshwj xeeb hauv av sib tsoo detectors nthuav dav fix lub instant ntawm kev sib tsoo.
Tsis tas li ntawd detectors muaj peev xwm kho tag nrho cov txheej txheem ntawm cov kev sib tsoo rau ceev txhaws nyob rau hauv lub proton tsuj roj 1625 siv hlau nplaum muaj superconductivity. Lawv tag nrho ntev yog ntau tshaj li 22 kis lus mev. Tshwj xeeb cryogenic chamber nyob rau hauv thiaj li yuav ua tau superconductivity nyhuv koom tes qhov kub ntawm -271 ° C. Tus nqi ntawm txhua tus ntawm cov hlau nplaum yog kwv yees li ntawm ib lab euros.
End justifies cov txhais tau tias
Mus nqa tawm xws ambitious thwmsim thiab cov haib tshaj Hadron Collider ua tau. Vim li cas koj xav tau ib tug multi-billion kev tshawb fawb, tham nrog cov tib neeg nrog undisguised delight muaj ntau zaum. Txawm li cas los, nyob rau hauv cov ntaub ntawv ntawm tshiab scientific discoveries, feem ntau yuav, lawv yuav tsum tau nti txwv kom muab zais.
Txawm peb yuav hais rau nco ntsoov. Pom mus no yog rau tag nrho cov keeb kwm ntawm kev vam meej. Thaum lub log yog invented, muaj tsheb ua rog. Tib neeg mastered metallurgy - nyob zoo, cannon thiab phom!
Tag nrho qhov tseeb uas tam sim no ua cov cuab yeej ntawm cov tub rog-industrial ceg ntawm lub tsim lub teb chaws, tab sis tsis yog txhua txhua ntawm tib neeg. Thaum zaum kawm yuav ua li cas phua lub atom, uas tuaj ua ntej? Nuclear reactors uas muab hluav taws xob, tiam sis, tom qab pua pua txhiab tus neeg tuag nyob rau hauv Nyiv. Lub inhabitants ntawm Hiroshima twb kom meej meej tiv thaiv kev kawm uas tau noj tam sim ntawd los ntawm lawv thiab lawv cov me nyuam tag kis.
Kev loj hlob ua ib tug mockery ntawm cov neeg, vim hais tias cov neeg nyob rau hauv tsis ntev nws yuav ua tus weakest link. Raws li cov kev tshawb xav ntawm evolution, lub system evolves thiab hlob muaj zog, tau tshem ntawm kev qaug zog. Nws yuav tshwm sim nyob rau hauv lub nyob ze yav tom ntej thiaj li hais tias peb yuav tsum tsis muaj qhov chaw nyob rau hauv lub ntiaj teb no ntawm engineering zoo. Yog li ntawd, lo lus nug "vim li cas peb yuav tsum tau qhov LHC yog tam sim no" nyob rau hauv qhov tseeb - tsis kaw xav paub, rau kev tshoov siab ntshai rau txoj hmoo ntawm tag nrho cov noob neej.
Cov lus nug uas tsis tau raws li lub
Yog vim li cas Peb puas muaj Loj Hadron Collider, lub ntiaj teb no yog lab tuag ntawm kev tshaib kev nqhis thiab incurable, thiab tej zaum kuj kho tau cov kab mob? Nws pab kom kov yeej qhov kev phem? Vim li cas peb yuav tsum tau rau cov tib neeg Hadron Collider, uas nrog rau tag nrho cov kev loj hlob ntawm technology lawm ib puas xyoo tej zaum yuav tsis kawm yuav ua li cas ntse tua cancer? Los sis tej zaum cia li ntau muaj txiaj ntsim rau muaj kim kev pab kho mob tshaj nrhiav ib txoj kev yuav kho tsis tau? Nrog rau tam sim no lub ntiaj teb no kev txiav txim thiab raug cai kev loj hlob ntawm tsuas ib tug puv tes ntawm cov tswv cuab ntawm cov haiv neeg yog heev npaum li cas yuav tsum tau lub Loj Hadron Collider. Vim li cas peb yuav tsum tau tag nrho cov pej xeem ntawm lub ntiaj chaw, uas ib tug uas tsis yog-nres sib ntaus sib tua rau hauv txoj cai nyob rau hauv lub ntiaj teb no pub dawb los ntawm encroachments rau ib tug lub neej thiab noj qab haus huv? Keeb kwm yog ntsiag to txog nws ...
Ntshai scientific lug txhawb cov miv
Nws muaj lwm yam mej zeej ntawm lub scientific ib puag ncig, mus ua loj kev txhawj xeeb txog kev ruaj ntseg ntawm peb tes num. Muaj feem yuav muaj hais tias cov scientific ntiaj teb no nyob rau hauv nws thwmsim, vim hais tias ntawm nws cov kev txwv nyob rau hauv kev txawj ntse, tej zaum poob tswj ntawm tus txheej txheem, uas tau ua tsis yog txawm tshawb nrhiav.
Qhov no mus kom ze tsa hauv txoj kev kuaj thwmsim ntawm cov tub ntxhais chemists - tag nrho cov mix thiab pom li cas. Qhov kawg Piv txwv li tej zaum yuav raug nyob rau hauv ib qho kev tawg nyob rau hauv lub laboratory. Thiab yog hais tias xws "zoo" yuav raug kev txom nyem Hadron Collider?
Yog vim li cas ua kuv xav tau ib tug undue kev pheej hmoo rau earthlings, tshwj xeeb tshaj yog vim hais tias cov experimenters can tsis hais nrog rau tag nrho siab hais tias tus kev sib tsoo dab hais, leading mus rau tsim kub nyob rau hauv excess ntawm 100 txhiab lub sij hawm qhov kub ntawm peb lub hnub qub, yuav tsis ua ib cov saw tshuaj tiv thaiv ntawm tag nrho cov teeb meem ntawm cov ntiaj chaw?! Los yog tsuas ua ib nuclear saw tshuaj tiv thaiv, muaj peev xwm sawv ntawm fatally txeeb cov nyiaj so koobtsheej nyob rau hauv lub Swiss roob los yog nyob rau hauv lub Fabkis Riviera ...
Cov ntaub ntawv dictatorship
Troubling hais tias cov suab lus nws zaum thiab yeej versed nyob rau hauv nuclear physics, tib neeg tsuas cais los ntawm cov pej xeem. Cov xov xwm kis tau los ntawm yam uas tsis tau txawm sim mus them rau cov teeb meem ntawm no taw tes ntawm view.
Yog vim li cas qhov yuav tsum tau rau lub Loj Hadron Collider, ib lub sij hawm thaum tib neeg yuav tsis tau daws tau tsawg teeb meem? Sim mus silence lwm views tsuas qhia tau cov unpredictability ntawm cov chav kawm ntawm cov txheej xwm.
Tej zaum, qhov twg rau thawj lub sij hawm muaj ib tug neeg nyob rau hauv nws, thiab tso no dual feature - ua zoo thiab ua phem rau lawv tus kheej ib txhij. Tej zaum peb yuav teb discoveries uas muab Hadron Collider? Yog vim li cas xav tau no pheej hmoo xyaum ua tej yam, twb daws tau los ntawm peb cov xeeb leej xeeb ntxwv.
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