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Microscopy dhaadheer: qoreysa cilmi

"Microscope" Ereyga xidido ku leeyahay Greek. In turjumidda waxaa loola jeedaa daraasadda of walxaha alaabtii-sax sare. . Sanadihii la soo dhaafay si isa soo taraysa caansan microscopy dhaadheer iyo electron.

xallinta

waxa ka yar, sida caadiga ah, fahmi masaafada ugu yar ee laga yaabaa in walxaha si cad u garan. On awoodda xallinta degree qalabka of lays ku xirnaan doontaa dunida oo dhan cqaadir ah, arki kartaa size ee element ah. Iyada oo koror weyn oo goobaha xadka ku milmaan karo. Iyadoo la raacayo, waxaa jira xad, ka baxsan taas oo hab ee canaasiirta waa wax aan waxba tarayn.

Habka of microscopy fluorescence: farsamo

Markii diinta tamarta oo nuuga walax gelin shucaaca la arki karo dhacdaa yahey. Waxaa lagu magacaabaa luminescence. Tani waxay ifafaale waxaa sabab u ah xaqiiqada ah in qaar ka mid ah walxaha sarkhaansan iftiinka bilaabaan inay dhaadheer rays ka (sida caadiga ah oo weyn) Milanello kale ah. Sidoo kale, qaar ka mid ah waxyaabaha ku jira xaaladaha nalalka caadiga ah ku qeexan color sarkhaansan iftiinka ultraviolet badala midabka.

cayimayo

shay oo aan la arki karaa ka yar iftiin UV, dhaadheer kartaa luster dhalaalaya, haddii ay waxaa lagu daaweeyaa walax gaar ah. In waxa ay xubno ka mid ah midabo kala duwan oo iftiin gudcurka. xoojinta iftiimeen waa ka duwan yahay, laakiin sida caadiga ah, waana mid yar. Marka tan la eego, microscopy fluorescence waa wax ku ool ah qol madoobaan. Marka la isticmaalayo noocan ah ee cilmi-baarista waxaa lagu arki karaa in iftiinka shayga, oo uu radiates. Walxaha kiimikada ah ee unugyada, unugyada saamayn doonto tayada daraasadda. microscopy Fluorescence waxaa loo arkaa inay a waxbarasho histochemical ilaa xad gaar ah.

kala soocidda

может быть первичной или вторичной. microscopy Fluorescence noqon kartaa hoose ama sare. Xaalada danbe, wax la farsameeyo by xeryahooda gaar ah la siinayo luminescence. основывается на собственной способности исследуемого элемента излучать свет. microscopy dhaadheer Primary ku salaysan awoodda ay of element ah u gaar ah si ay u dhaadheer iftiinka.

qalabka

microscopy Fluorescence waxaa la sameeyaa iyadoo la isticmaalayo noocyo kala duwan oo qalab. illuminator waxay u adeegtaa sida muhimka ah ee element ah. Waxaa ku qalabeysan yahay laambad UV. Intaa waxaa dheer, qalabka isticmaalaa set oo ah filtarrada. In qaar ka mid ah alaabtii waa arrin ah febwari kala duwan yar. Iyada oo ku xidhan midabka loo isticmaalo excitation luminescence - ultraviolet ama buluug ah, oo u dhexeeya isha iftiinka iyo wax la baadhayo waxaa la dhigayaa filter ku habboon. Tan iyo luminescence element cqaadir energetically taagta daran iftiin excitation, waxa la qaban doonaa oo kaliya ka mid ah xaaladda. Dheeraadka ah ee rays ka il kordhin in laga gooyaa filter huruud ah-cagaaran. Waxaa la dhigayaa on eyepiece qalab ah. The luminescence saamayn ugu fahmayaan dhici doona marka filter waa go'een rays ee xilka iftiinka ka soo isha.

Waa maxay rakibo iftiinka arki karo? In halkaas waa il iftiin dhalaalaya iyo microscope nafleyda. Inta u dhaxaysa qaybta muraayad iyo laambad Jaha filter buluug-buluug ah. Tani waxay noqon kartaa FS-1, UFS-3 iyo wixii la mid ah. filter Yellow haboon badan eyepiece ee microscope ah. Iyadoo ay gargaar, shay dhacaya iftiin buluug-buluug. Wuxuu luminescence faraxsanahay. Laakiin iftiin this faragalin ku samayn kara Nuur bandhigay. Sidaa darteed, oo ay jidka ku isha uu nabaraa ku filter jaale. Rakibaadda nalalka sameeyey by habka Koehler, iyadoo mid ka mid ah marka laga reebo. condenser diaphragm waa in ay si buuxda u furan. In daraasadda waxaa muhiim ah in la isticmaalo a non-dhaadheer saliid immersion. Si loo yareeyo hawada ka kala go'lahayn lagu darayaa darina nitrobenzene (2-10 dhibciyo / 1 g).

microscopy dhaadheer, codsiyada in ayidhi

Faa'iidooyinka noocan ah cilmi waa:

  1. Suurtagalnimada helo images midabka.
  2. Marka la barbardhigo High xubno ku saabsan asalka madow is-ifi.
  3. Ogaanshaha iyo deegaamaynta ah noocyo ka mid ah fayrasyada iyo jeermiska.
  4. Suurtagalnimada ee barashada noolaha hufan iyo Doolaal nool.
  5. Daraasaddu waxay nolosha ka baaraandega in dhaqdhaqaaqa ay.

Waxa kale oo loo baahan yahay in la yidhaahdo in microscopy u dhaadheer kor u ah hababka ugu fiican ee histology iyo cytochemistry, baadhis dhakhso ah.

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