Silicon carbide yog qhov yooj yim infrared hom teeb ci
Lub zog xav tau rau kev siv cov roj silicon carbide pas nrig yog li 4 kilowatts, feem electrode txias nrog dej, thiab cov kab noj hniav npog siv cov potassium bromide lub teeb qhov rai, uas ua rau nws yooj yim dua rau cov hluav taws xob thaum tshav kub. Thaum cov pa roj carbon vaporized ua raws li lub hau npog, nws yuav ua rau poob ntawm tam sim no thiab ua rau lub teeb ua kom tsaus. Yog li, cov kab noj hniav yuav tsum tau muab ntxuav tas li.
Silicon carbide yog qhov yooj yim infrared hom teeb ci. Raws li lub teeb ci rau photoacoustic spectroscopy, nws qhov kev siv hluav taws xob tau tsawg dua los ntawm ntau tshaj ib qho kev txiav txim ntawm qhov ntau. Vim li no, incandescent carbon rods nrog ntau dua cov tswv yim zog thiab kev ua haujlwm ntawm qhov kub thiab txias tau siv los ua lub teeb ci ntawm cov photoacoustic spectrum. Cov pa roj carbon pas nrig yog energized nyob rau hauv ib qho chaw argon. Kev tshav kub faib hluav taws xob kub txog 2500K tuaj yeem tau txais. Lub neej ntawm silicon carbide pas nrig yog li ntawm 400 teev. Nws tuaj yeem ua cov roj carbon spectrally ntshiab-purity carbon. Hauv nruab nrab ntawm cov pa roj carbon pas nrig nrog lub taub 8 mm thiab ntev 120 mm, nws muaj qhov ntev ntawm 6 cm. V-shaped zawj nrog qhov tob ntawm 3 hli yog siv ua qhov chaw thaij duab hluav taws xob thaum tshav kub.