Lub hauv paus ntsiab lus ntawm lub teeb sticks
Feb 21, 2024
Lub teeb sticks, tseem hu ua glow sticks, ua haujlwm raws li cov tshuaj tiv thaiv hu ua chemiluminescence. Cov tshuaj tiv thaiv no ua rau lub teeb tsis muaj hluav taws xob, ua kom cov nplaum nplaum muaj kev nyab xeeb siv ntau yam kev siv.
Nov yog nws ua haujlwm li cas:
Sab hauv: Ib tug glow stick muaj ib tug me me, fragile iav raj uas muaj ib tug tshuaj tov, thiab ib tug txheej, saj zawg zog yas raj uas muaj lwm yam tshuaj tov, cais los ntawm ib tug iav ampoule. Lub ampoule khaws ob qhov kev daws teeb meem sib cais kom txog thaum lawv qhib.
Ua kom: Txhawm rau qhib lub nplaum nplaum, koj khoov nws maj mam txhawm rau txhawm rau lub iav ampoule sab hauv. Qhov no tso cai rau ob txoj kev daws teeb meem sib xyaw.
Tshuaj tiv thaiv: Thaum cov kev daws teeb meem sib xyaw, cov tshuaj tiv thaiv tshwm sim ntawm ob cov tshuaj, feem ntau yog phenyl oxalate ester thiab fluorescent dye. Cov tshuaj tiv thaiv no ua rau lub zog, uas ua rau lub zog dye molecules, ua rau lawv tawm lub teeb.
Lub teeb Emission: Lub teeb emitted los ntawm cov dyeing feem ntau yog nyob rau hauv lub spectrum pom, tshwm raws li ib tug xim glow. Cov xim ntawm lub teeb nyob ntawm seb hom dye siv nyob rau hauv glow stick.
Duration: Lub sij hawm ntawm lub teeb emission los ntawm ib tug glow stick nyob ntawm ntau yam, nrog rau qhov kub thiab txias ntawm ib puag ncig. Feem ntau, lub teeb ci tuaj yeem tawm lub teeb rau ob peb teev ua ntej fading.
Kev nyab xeeb: Glow sticks raug suav hais tias muaj kev nyab xeeb rau kev siv vim tias lawv tsis tsim cov cua sov lossis lub txim taws, ua rau lawv haum rau ib puag ncig qhov chaw teeb pom kev zoo yuav ua rau muaj kev phom sij.
Zuag qhia tag nrho, lub hauv paus ntsiab lus ntawm lub teeb sticks yog raws li ib tug yooj yim tab sis zoo tshuaj tiv thaiv uas tsim ib tug txhim khu kev qha thiab muaj kev ruaj ntseg qhov chaw ntawm lub teeb rau ntau yam kev siv, los ntawm kev ua si mus rau lub teeb pom kev zoo thaum muaj xwm ceev.
