I-fiber fiber spectrometers ihlala isebenzisa i-fiber eyakhiweyo njengesibini esitshatileyo, esiya kuba yi-thotometric kunye ne-thotometric kunye ne-spectrometric kwi-spectrometer yohlalutyo lobuchule. Ngenxa yokulungela i-fiber yokukhanya, abasebenzisi banokuguquguquka kakhulu ukwakha inkqubo yokufumana i-shoctrum.
Inzuzo ye-fiber optic spectrometers yimo yemo yemo yemo yemo yemo yemo yemozulu kunye nokuguquguquka kwenkqubo yokulinganisa. MicroI-fiber fiber spectrometerKwi-Mnu eMnu eJamani ngokukhawuleza ngokukhawuleza kangangokuba inokusetyenziselwa uhlalutyo lwe-Intanethi. Kwaye ngenxa yokusetyenziswa kweendleko zexeshana, iindleko ze-spectrometer zincitshiswa, kwaye ke iindleko zalo lonke inkqubo zincitshisiwe
Uqwalaselo olusisiseko lweFibber Optic Spectrometer inamagqabantshintshi, i-slit, kunye nombhali. Iiparamitha zala macandelo kufuneka zichazwe xa kuthengwa i-spectrometer. Intsebenzo ye-spectrometer ixhomekeke kwindibaniselwano yohlobo oluchanekileyo kunye nokulinganisa kwezi zinto, emva kokulinganisa i-fiber swiprometer, ngokomgaqo, ezi zixhobo azinakuba naluphi na utshintsho.
Umsebenzi Intshayelelo
umthamo
Ukukhetha komthetho kuxhomekeke kuluhlu lwezinto ezibonakalayo kunye neemfuno zokusohlwaya. Kwi-fiber optic spectrometer, uluhlu olubonakalayo luhlala luvela kwi-2003 i-2500nm. Ngenxa yemfuno yesisombululo esiphezulu, kunzima ukufumana uluhlu olubanzi; Kwangelo xesha, ukuphakama kwemfuneko yokusombulula, i-fluas encinci yokukhanya. Kwiimfuno zesisombululo esisezantsi kunye noluhlu olubanzi, ubude be-300 yomgca / ukumiswa kwe-MM kukhetho oluqhelekileyo. Ukuba isisombululo esibonakalayo esibonakalayo siyadingeka, inokufezekiswa ngokukhetha ukulungiswa kwemigca engama-3600 / mm, okanye ukukhetha umcuphi ngesigqibo se-pixel.
tyibilika
Isilayidi esincinci sinokuphucula isisombululo, kodwa ukukhanya kweqhinga lincinci; Kwelinye icala, izilayidi ezibanzi zinokunyusa ubuntununtunu, kodwa ngenkcitho yesisombululo. Kwiimfuno ezahlukeneyo zesicelo, ububanzi obufanelekileyo obukhethileyo kukhethwe ukwenza iziphumo zovavanyo ngokubanzi.
probe
Umcuphi ngeendlela ezithile umisela isisombululo kunye nemvakalelo ye-fiber optic spectrometer, ingingqi ebukhali ye-fittor kwi-pixels encinci, yahlulahlulwe yangama-pikseli embalwa yemvakalelo. Ngokubanzi, ubuntununtunu bomcuphi we-CCD bungcono, ukuze ufumane isisombululo esingcono ngaphandle kovakalelo ukuya kuthi ga kwinqanaba elithile. Ngenxa yemvakalelo ephezulu kunye nengxolo ye-i-IngAaas yomgcini we-infrared ekufuphi, umyinge we-In-to-ingxolo yenkqubo inokuphuculwa ngokufanelekileyo ngefriji.
Isihluzi se-Optical
Ngenxa yempembelelo yokumahlukana kwezinto zomntu, umphazamiso ophazamisayo wezinto ezininzi unokuncitshiswa ngokusebenzisa isihluzo. Ngokungafaniyo nababukeli abaqhelekileyo, ii-fiber optic spectrometer zidityaniswe kumzili, kwaye le nxalenye yomsebenzi kufuneka ifakwe endaweni yomzi-mveliso. Kwangelo xesha, ukuqhutyhekwa kwengcaciso kunye nomsebenzi wokubonakalisa ukuchasana nokuphucula umyinge wengxolo yenkqubo.
Ukusebenza kwe-spectrometer kumiselwe ikakhulu luluhlu olubonakalayo, isisombululo esibonakalayo kunye nemvakalelo. Utshintsho komnye lwale paramitha luhlala luchaphazela ukusebenza kwezinye iiparameter.
Umceli mngeni ophambili we-spectrometer akazukwandisa zonke iiparamitha ngexesha lokwenza, kodwa ukwenza izikhombisi zobugcisa zihlangabezana neemfuno zomsebenzi kwizicelo ezintathu ezikhethiweyo. Esi sicwangciso sinceda ukuba i-spectrometer ibe yanelisa abathengi ababuyileyo kubuncinci botyalo-mali. Ubungakanani be-cube buxhomekeke kwizalathi zezobuchwephesha ukuba kufuneka i-spectrometer kufuneka ifezekise, kwaye ubungakanani bayo bunxulumene nobunzima bemveliso ye-spectrometer kunye nexabiso lemveliso ye-spectrometer. Iimveliso ze-spectrometer kufuneka zifezekise ngokupheleleyo iiparamitha zobugcisa ezifunwa ngabathengi.
Uluhlu lobuchule
Ii-spectrometersUluhlu oluncinci lobuchwephesha luhlala lunika ulwazi oluneenkcukacha, ngelixa imilinganiselo emikhulu yobungqina inoluhlu olubanzi olubanzi. Ke ngoko, uluhlu lokubonakalayo lwe-spectrometer yenye yeeparamitha ezibalulekileyo ekufuneka ichazwe ngokucacileyo.
Izinto ezichaphazela uluhlu olubonakalayo zithintela ikakhulu kwaye zitshintshwa, kwaye ukugcinwa komgangatho kunye nomsebenzi okhethwe ngokweemfuno ezahlukeneyo.
imvakalelo
Ukuthetha ngemvakalelo, kubalulekile ukwahlula phakathi kwemvakalelo kwifotometry (amandla amancinci amancinci aI-SpectrometerUnokufumana) kunye nemvakalelo kwi-stocchiometry (umahluko omncinci omncinci kwi-abserment yokuba i-spectrometer inokulinganisa).
a. Imvakalelo yefotmetric
Ngezicelo ezifuna iimvakalelo eziphezulu zobuntununtunu, ezinje ngoFluorescence kunye neRaman, sicebisa oovimba be-fitmo-ene-pixel ye-pixer ye-CCD, kunye nezibuko ze-pixel, kunye ne-chixect ye-pixel ye-pixel. Le modeli inokusebenzisa amaxesha amaninzi (ukusuka kwi-millisecond ezisi-7 ukuya kwimizuzu eli-15) ukuphucula amandla esayini, kwaye kunganciphisa ingxolo kunye nokuphucula uluhlu lwamandla.
b. Imvakalelo ye-Stoichiometric
Ukwenzela ukufumana amaxabiso amabini omgangatho wokuvalelwa ngokusondeleyo kakhulu, kungekuphela nje ubuntununtunu bomthombo ofunekayo, kodwa nomlinganiselo womqondiso-kwingxolo uyafuneka. Umcwangcisi owona mlinganiso uphezulu wengxolo yi-thermoelective i-bimed pimed pimed pimed piimer ccrect ye-CCD kwi-spectrameter enomyinge we-SEK ngomyinge we-1000: 1. Umndilili wemifanekiso emininzi ebonakalayo inokuphucula umlinganiso wengxolo yengxolo, kunye nokunyuka kwenani le-avareji kuya kubangela isantya sengxolo ye-100, umzekelo, ukufika kwi-10,000: 1.
Isisombululo
Isisombululo esibonakalayo yiparamitha ebalulekileyo yokulinganisa amandla okuqhekeka. Ukuba ufuna isisombululo esiphezulu esiphezulu kakhulu, sicebisa ukuba ukhetha ukuxolelwa ngemigca eyi-1200 / mm okanye nangaphezulu, kunye ne-slit emxinwa kunye ne-CCD ye-pixel ye-pixel ye-pixel.
IXESHA LOKUQALA: UJUL-27-2023