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Tianhui- ib tug ntawm cov ua UV LED nti manufacturers thiab lwm tus neeg muab ODM/OEM UV coj nti kev pab cuam.

Puas yog UVC lub teeb muaj txiaj ntsig rau cov kab mob thiab kab mob?

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Cov kab mob thiab cov kab mob yog cov kab mob microscopic uas tuaj yeem ua rau ntau yam mob thiab

tej yam kev mob. Txhawm rau tiv thaiv kev sib kis ntawm cov kab mob thiab kab mob, cov kab mob no yuav tsum raug tshem tawm ntawm qhov chaw thiab huab cua. Kev siv hluav taws xob ultraviolet (UV) yog ib txoj hauv kev zoo rau kev ua tiav qhov no. UVC teeb tau pom tias yog daim ntawv zoo tshaj plaws ntawm UV teeb rau kev rhuav tshem cov kab mob thiab cov kab mob. Kab lus no yuav piav qhia meej tias qhov hluav taws xob ultraviolet C (UVC) yog dab tsi, nws ua haujlwm li cas, thiab nws zoo npaum li cas ntawm kev tua kab mob thiab kab mob.

UVC lub teeb muaj lub wavelength ntawm 200 thiab 280 nanometers (nm). Nws muaj luv luv wavelength tshaj li pom lub teeb, nrog rau UVA thiab UVB hluav taws xob los ntawm lub hnub uas peb raug.

Puas yog UVC lub teeb muaj txiaj ntsig rau cov kab mob thiab kab mob? 1

UVC Lub Teeb Ua Haujlwm Li Cas?

UVC hluav taws xob ua haujlwm los ntawm kev ua rau DNA puas tsuaj rau cov kab mob xws li kab mob thiab kab mob. Ib qho ntawm plaub nucleotides uas suav nrog DNA, thymine, tsim covalent bonds nrog thymine molecules uas nyob ib sab thaum raug UVC hluav taws xob. Qhov no ua rau tsim cov thymine dimer, uas cuam tshuam cov DNA helix qauv thiab inhibits DNA replication. Cov kab mob tsis tuaj yeem tiv taus thiab rov tsim dua yam tsis muaj peev xwm rov ua dua.

UVC hluav taws xob yuav tsum muaj lub wavelength thiab siv zog kom zoo. UVC teeb  Kev siv zog yog ntsuas hauv microwatts ib centimeter square (W / cm2). Qhov kev siv zog yog tsim nyog los tshem tawm cov kab mob thiab cov kab mob yog nyob ntawm seb hom kab mob, qhov deb ntawm lub teeb ci thiab cov kab mob, thiab lub sij hawm raug.

UVC Radiation thiab kab mob

UVC lub teeb tau pom tias muaj txiaj ntsig zoo tiv thaiv ntau yam kab mob. Hauv ib qho kev tshawb fawb, UVC teeb txo tus naj npawb ntawm cov kab mob Staphylococcus aureus rau ntawm qhov chaw los ntawm 99.9% tom qab tsuas yog 5 vib nas this ntawm kev raug rau 0.32 W / cm2 ntawm UVC lub teeb. Ib feeb ntawm kev raug UVC lub teeb nrog kev siv ntawm 1.8 W / cm2 yog txaus los tshem tawm 99.9% ntawm cov kab mob Pseudomonas aeruginosa, raws li lwm txoj kev tshawb fawb.

UVC teeb kuj tau ua pov thawj los rhuav tshem cov kab mob multidrug-resistant. Nyob rau hauv ib txoj kev tshawb no, 10 vib nas this ntawm raug UVC lub teeb ntawm ib qho kev siv ntawm 0.2 W / cm2 txo tus naj npawb ntawm multidrug-resistant Acinetobacter baumannii kab mob ntawm ib tug nto los ntawm 99.9%. 5 vib nas this ntawm raug rau 0.5 W / cm2  UVC teeb t txo tus naj npawb ntawm cov kab mob multidrug-resistant Klebsiella pneumoniae ntawm ib qho chaw los ntawm 99.9%, raws li kev tshawb fawb cais.

UVC Radiation thiab Virus

UVC teeb pom kev zoo tiv thaiv ntau yam kab mob. Hauv 15 feeb, UVC teeb  Nrog rau qhov kev siv ntawm 0.1 W / cm2 txo qhov kev sib kis ntawm tus kab mob khaub thuas A los ntawm 99.99%, raws li ib txoj kev tshawb fawb. Hauv lwm txoj kev tshawb fawb, 15 feeb ntawm kev raug rau UVC teeb nrog rau qhov kev siv ntawm 0.5 W / cm2 txo qhov kev sib kis ntawm tib neeg tus mob coronavirus OC43 los ntawm 99.9%.

Nws kuj tau pom tias muaj txiaj ntsig zoo tiv thaiv COVID-19-ua rau SARS-CoV-2 tus kab mob los ntawm ib yog di kev txhaum . Hauv 25 vib nas this, UVC teeb  nrog kev siv ntawm 0.1 W / cm2 txo qhov kev kis tus kab mob SARS-CoV-2 los ntawm 99.9%, raws li ib txoj kev tshawb fawb. Hauv lwm txoj kev tshawb fawb, raug rau UVC teeb nrog rau qhov kev siv ntawm 0.05 W / cm2 txo qhov kev kis tus kab mob SARS-CoV-2 los ntawm 99.9% hauv ib feeb xwb.

Nws yog ib qho tseem ceeb kom nco ntsoov tias kev ua tau zoo ntawm   nws nyob rau hauv kev rhuav tshem cov kab mob nyob ntawm ntau qhov sib txawv, nrog rau hom kab mob, qhov siv ntawm lub teeb, thiab lub sij hawm raug. Txawm li cas los xij, kev tshawb fawb tau pom tias UVC lub teeb tuaj yeem yog cov cuab yeej siv tau los tiv thaiv kev kis tus kab mob xws li mob khaub thuas, tib neeg tus mob coronaviruses, thiab SARS-CoV-2.

Puas yog UVC lub teeb muaj txiaj ntsig rau cov kab mob thiab kab mob? 2

Kev txwv ntawm UVC Teeb

UVC lub teeb tau pom tias muaj txiaj ntsig zoo ntawm kev tua kab mob thiab kab mob, tab sis nws daim ntawv thov raug txwv.

●  Ua ntej, tsuas yog cov kab mob uas kis ncaj qha rau nws tuaj yeem raug tua nrog rau UV dej . Yog li ntawd, qhov chaw thiab cov khoom tsis nyob rau hauv kev sib cuag ncaj qha nrog UVC hluav taws xob tseem tuaj yeem ua rau cov kab mob thiab cov kab mob.

●  Qhov thib ob, kev kis ncaj qha rau nws mus rau lub sijhawm ntev tuaj yeem ua rau tib neeg muaj kev phom sij.Kev raug mob ntau dhau tuaj yeem ua rau tawv nqaij khaus, qhov muag raug mob, thiab lwm yam teeb meem kev noj qab haus huv. Yog li ntawd, nws yog ib qho tseem ceeb uas yuav tsum tau ua raws li UVC cov lus qhia kev nyab xeeb thiab xyuas kom meej tias tib neeg tsis raug ncaj qha rau lub teeb.

●  Thib peb, nws tsuas yog muaj peev xwm ua kom puas cov kab mob thiab kab mob yog tias nws siv nrog kev siv zog thiab lub sijhawm. Tej zaum nws yuav tsis muaj txiaj ntsig ntawm kev tshem tawm cov kab mob yog tias qhov kev siv los yog lub sij hawm tsis txaus.

●  Thaum kawg, UVC hluav taws xob yuav tsis zoo rau txhua tus kab mob thiab kab mob. Qee cov kab mob thiab kab mob yuav tiv taus UVC ntau dua li lwm tus.

Tsis yog txhua lub teeb UV yog tib yam!

Tsis yog tag nrho UV hluav taws xob sib npaug sib npaug ntawm kev rhuav tshem cov kab mob thiab cov kab mob. Muaj ntau hom UV teeb ntau yam, txhua tus muaj qhov sib txawv wavelengths thiab cov khoom. Txhawm rau kom nkag siab qhov sib txawv ntawm UV lub teeb ntau yam, nws yog ib qho tsim nyog yuav tsum tau kuaj xyuas cov spectrum ultraviolet.

UV-A thiab UV-B

UV-A thiab UV-B yog cov ntaub ntawv zoo tshaj plaws ntawm ultraviolet lub teeb, thiab lawv yog lub hnub lub rays uas ncav cuag lub ntiaj teb saum npoo. Txawm li cas los xij, lwm cov ntaub ntawv ntawm UV teeb yog feem ntau siv rau hauv cov khoom siv tshuaj tua kab mob.

UV-C

UV-C, tseem hu ua germicidal UV, muaj wavelengths ntawm 200 thiab 280 nanometers. Qhov no yog cov qauv siv tshuaj tua kab mob UV uas cov kws tshawb fawb tau siv ntau tshaj ib puas xyoo los tua cov dej, huab cua, thiab qhov chaw. UV-C muaj txiaj ntsig zoo rhuav tshem thiab tshem tawm txhua hom kab mob, nrog rau cov kab mob, kab mob, pwm, thiab cov fungi.

Far-UVC

Far-UVC yog ib qho subset ntawm UV-C, muaj cov wavelengths ntawm 207 thiab 222 nanometers. Far-UVC yog qhov txawv ntawm qhov nws ntseeg tias tsis muaj teeb meem rau tib neeg raug. Qhov tshwj xeeb ntawm lub teeb no muaj qhov nqaim nqaim heev uas tiv thaiv nws los ntawm kev nkag mus rau sab nraud ntawm peb cov epidermis, tab sis nws tseem tuaj yeem tua cov kab mob thiab cov kab mob. Hauv kaum xyoo dhau los, cov kws tshawb fawb tau pib tsom mus rau qhov deb-UVC, yog li kev tshawb fawb txog qhov muaj peev xwm ua rau muaj kev cuam tshuam ntau dua li UV-C.

Puas yog UVC lub teeb muaj txiaj ntsig rau cov kab mob thiab kab mob? 3

Nyob ze UV

Nyob ze UV ​​muaj feem ntau ntawm UV-A wavelengths, uas tseem muaj qee yam kab mob tua kab mob tab sis tsis tuaj yeem rhuav tshem cov kab mob xws li UV-C. Hauv cov chaw kho mob thiab cov chaw saib xyuas laus, nyob ze ntawm lub teeb ultraviolet tuaj yeem pab txo qis tus kab mob. Cov wavelengths no nyob ze heev rau lub spectrum ntawm pom lub teeb thiab xav tias yuav muaj kev nyab xeeb rau tib neeg.

Yog koj yog koj lub neev’re fascinated los ntawm UV teeb thiab xav tshawb ntxiv, kos tawm Tuav Electronic , Tej uas ua tau ua UV LED (UV LED) !

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