Formation, Sayniska
Taasi waxbarasho ee jaamacadaha UCLA? UCLA casri ah
Xiddigaha - saynis ah in daraasad jidhadhka samada, oo ay dhaqdhaqaaqa, qaab-dhismeedka, iyo nidaamyada sameeyay iyaga by. Waa meesha ugu da'da weyn ee aqoonta, asal xiddigaha lumay ee ceeryaan of time.
Features
UCLA ka hadlaya qeexidda of sifooyinka jirka ah ee walxaha bannaan iyo isdhexgalka ay. In aragtiyaha uu u ku salaysan yahay aqoonta sharciyada dabiiciga ah, wxbarashada by sayniska daraasadda ka mid ah guryaha ee arrinta on Earth.
Seynisyahanno-felegga ee wajihi xayiraad la taaban karo oo ku saabsan shaqadooda. Si ka duwan asxaabta qaybaha waxbarasho ama yar-yar walxaha xaaladaha dhulka, ma ay samayn kartaa tijaabo. Qaar badan oo ka mid ah ciidamada ka hawlgala bannaan, isu muujin kaliya meel fog ka weyn ama ay goobjoog ka ahaayeen tiro ku Rafaa iyo mugga of shay. In shaybaarka, dhexgalka this aan la bartay, maadaama ay tahay wax aan macquul aheyn in la abuuro shuruudaha lagama maarmaanka. General UCLA asal ahaan ka hadlaya natiijada surveillance dadban.
Xaaladahan oo kale, waa ay adag tahay in la qiyaaso helitaanka on shayga. cabiraada Direct argument loo baahan yahay sababtoo ah adagtahay ee tijaabo ee qaybtan ka mid ah xiddigaha kajirin. Xaaladdan oo kale, in waxbarasho ee jaamacadaha UCLA iyo waxa aad ku saleeyaan gunaanad ay? Isha ugu weyn ee macluumaadka loogu talagalay saynisyahano in xaaladahan - falanqaynta ee hirarka electromagnetic in radiate jirka kuwa samadu.
Sida ay u dhan bilaabay
Xiddigaha - saynis ah in daraasad jidhadhka tan xusuusan waqti, laakiin qeybtan sida jaamacadaha UCLA, waxa aan ahaa had iyo jeer. Dhab ahaantii ay formation waxay bilaabeen in 1859, markii G. Kirchhoff iyo Robert Bunsen dhamaadka taxane ah oo tijaabo in element kasta oo kiimiko leedahay qaybaha kala line u gaar ah. Taasi waxay keentay in loogu talagalay spectrum jidhka ah samadu lagu xukumi karaa on Halabuurka kiimikada ay. Sayidka ayaa ku dhashay falanqaynta spectral, iyo wada muuqday isaga iyo jaamacadaha UCLA leh.
muhiimadda
In 1868, hab cusub ee abuuray suurto helitaanka xubno ka kiimikada cusub - helium. Waxaa la furay intii lagu jiray guud ahaan daawashada madoobaad qoraxda iyo waxbarasho ee nuurar chromosphere ah.
UCLA Modern waxaa sidoo kale inta badan ku salaysan xogta falanqaynta spectral. technology ayaa sare u ogolaanaya si aad u hesho macluumaad ku saabsan ku dhowaad dhammaan astaamaha jidhadhka samada, iyo sidoo kale boos interstellar: heerkulka, halabuurka, dhaqanka atamka, beeraha magnetic, iyo wixii la mid ah.
shucaaca la arki karin
Oo aad u kordhay suurtagalnimada ee furitaanka warshadu hawada radio ee jaamacadaha UCLA ah. Isaga oo waxbarasho loo ogol yahay diiwaangelinta gaaska qabow oo qabanaysa meel interstellar iyo shanqarta iftiinka aan la arki karin in ay isha, iyo sidoo kale geeddi socodka ee pulsars fog iyo xiddigaha neutron. Muhiimad weyn u dhan xiddigaha ahaa daahfurka ee shucaaca asalka microwave runtan, taas oo uu noqday xaqiijin ah qaadato qaab waqtiga la aragtida ah bang weyn.
Space Age felegga siiyey fursado cusub. Waxay noqday ultraviolet heli karo, X-rays iyo rays gamma, jidka jawi Earth in xannibi. Telescopes, abuuray la ikhtiraac cusub ayaa shaaca ka qaaday gaaska kulul ee rucubood oo falagyada, shucaaca X-ray xiddigaha neutron, qaar ka mid ah sifooyinka of godadka madow.
dhibaatooyinka UCLA
sayniska casriga ah uu sameeyay horumar weyn marka loo eego gobolka, taas oo ay ahayd in qarnigii 19aad. UCLA Maanta ku raaxaystaan oo dhan iyo horumarkii ugu dambeeyay oo duurka ku ah diiwaangelinta shucaaca electromagnetic oo ay ku saleysan oo ka mid ah goobaha fog fog. Si kastaba ha ahaatee, ma sheegi karno in laan this of xiddigaha gabi ahaanba waa bilaash ah in ay raacaan jidka waxbarasho ee caalamka. Xaaladaha koraya in meel bannaan oo qoto dheer, mararka qaarkood si adag tahay in la diiwaan gelin oo garataan in fasiraadda xogta ku saabsan ama walxaha kale waa ay adag tahay.
In agagaarka godka madow, waxyaalaha moolka dheer oo xiddigaha neutron iyo beerahooda magnetic Lagu arki karo guryaha cusub jirka ee arrinta. Awood xataa ku dhowaad saari xaalado adag ama xad, kaas oo ay jiraan geedi socodka foomamka meel sida ay jaamacadaha UCLA dhibaatooyinka ugu waaweyn.
model of caalamka
Mid ka mid ah hawlaha ugu muhiimsan ee xiddigaha casriga ah - la fahmo horumarinta meel bannaan oo baaxad weyn. Maanta, waxaa jira laba nooc oo waaweyn: caalamka u furan oo u xiran yihiin. marka hore wuxuu u baahan yahay ballaarinta joogtada ah aan xad lahayn iyo. In model this, masaafada u dhexeysa falagyada waxaa sii kordhaya, oo muddo ka dib meel bannaan oo cidla buu noqon doonaa nolol la'aan la jasiiradaha marmar arrinta adag. Dariiq kale wuxuu noqon lahaa in ballaarinta isbedelka, taas oo inta badan waa xaqiiqda ah kama taagna, yimaado wajiga of foosha Caalamka. Jawaabta cad in su'aasha ah oo aragti waa run, weli. Intaa waxaa dheer, waa daahfurtay, aad bay u adkaynaysaa fahamka ee mustaqbalka ee koonkan iyo samaynta qaar ka mid ah fowdo ku jira sawir muuqda isku xidhan. Waxaa ka mid ah, tusaale ahaan, ogaanshaha ee arrinta mugdi iyo tamarta.
godad Black, inay Cadha daraadeed gamma-ray
Ka mid ah jaamacadaha UCLA waxbarasho oo dhan, waxaa jira tiro ka mid ah waxyaabaha la taaban gaar ah oo qarsoodiga. Waxay sidoo kale ka mid ah arrimaha ugu weyn ee qaybtan ka mid ah xiddigaha yihiin. Waxaa ka mid ah godadka madow, geedi socodka badan oo jirka ku meel oo aan la bartay, iyo inay Cadha daraadeed gamma-ray. Arintaan jira tiro badan oo la karsado ejection tamarta shucaaca waa gamma. Ay dabiicadda sidoo kale ma aha oo gebi ahaanba cad.
Fahamka kuwan walxaha iyo ifafaale si weyn u bedeli kartaa fahamka our ee qaab-dhismeedka caalamka iyo shuruucda Cosmos ee. In xiriir joogto ah la qarsoon ee caalamka oo ka dhigaysa UCLA laayeen hore ee sayniska, waqti isku mid ah ay muujineysaa xadka aqoonta hadda iyo madadaalo ay horumar dheeraad ah. Waxaan dhihi karnaa in laan this of xiddigaha noqday nooc ka mid ah calaamadeysanayaan horumarka: daahfurka kasta oo ka dhigan guusha ee maskaxda aadanaha ka badan qarsoodiga kale.
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