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Fluorescent fiber e lokisitsoeng ho tloha silika ea tlhaho

Nako: 2022-03-13 Hits: 44

Fluorescent fiber ke mofuta oa fiber e khonang ho monya mohloli oa leseli o bonahalang kapa oa ultraviolet, ebe o fetola mohloli ona oa leseli ho ba mahlaseli a khanyang kapa o khutlela 'mala oa pele ka mor'a mahlaseli. Ka lebaka la photosensitivity ea eona, fiber ea fluorescent e na le tebello e pharaletseng ea ts'ebeliso ea masela a luminescent, bioengineering le lihlahisoa tsa bongaka, 'me ke e' ngoe ea libaka tsa lipatlisiso tsa thepa e tsoetseng pele.

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Silika ea tlhaho e na le biocompatibility e ntle haholo le thepa ea mochini, ke mofuta oa fiber e sebelisoang haholo, empa tlas'a leseli la ultraviolet, silika e boputsoa bo bobebe, bo mosehla bo bobebe kapa ha bo na phello ea fluorescence. Theknoloji ea phetoho ea liphatsa tsa lefutso le theknoloji ea ho daea ka dae ke mekhoa e tloaelehileng ea ho lokisa silika ea fluorescent, empa litšenyehelo tsa bona tse phahameng, ts'ireletso e fokolang le mathata a tšireletso ea tikoloho le tsona li totobetse haholo. Ka hona, ho fepa liboko ka lisebelisoa tse se nang chefo, tse lumellanang le biocompatible, tikoloho, khanya e phahameng le lisebelisoa tse theko e tlaase ho bonahala e le e 'ngoe ea litsela tse molemohali tsa ho hlahisa silika ea fluorescent.

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Haufinyane tjena, Univesithi ea Fudan e tlalehile hore mofuta oa carbon spot (CDs) o lokiselitsoeng ho tloha makhasi a mulberry o na le matla haufi le infrared fluorescence, ka lihlahisoa tse feletseng tsa quantum (QY) tsa 73% le halofo-tlhōrō e feletseng bophara (FWHM) ea 20 nm. Ke sebaka se khanyang ka ho fetesisa se lefifi sa carbon emission (R-CDS) se tsejoang ho fihlela joale, 'me se na le biocompatibility e ntle le botsitso ba fluorescence.

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Liboko tsa silika, tse feptjoang ka li-CD, li bofubelu bo khanyang ba fluoresce ’me li khona ho hola hantle ’me li etsa likokonyana ka tsela e tloaelehileng, tse pinki ha li le letsatsing le tse bofubelu bo khanyang ba fluoresce khanyeng ea ultraviolet. Tsela ea metabolism ea li-CD e ka fumanoa ka tlhahlobo ea anatomical ea silkworm ea liteko le cocoon, ke hore, li-CD tsa fluorescent li monngoa ke silkworm ho tloha ka tšilo ea lijo, ebe li fetisetsoa ho silika ea silika, 'me qetellong li kenngoa ka cocoon,' me li-CD tse sa kenngoa li ntšoa ka mantle. .

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Phuputso ena ke lekhetlo la pele leo ka lona ho sebelisoang li-CD tsa haufi le infrared emission ho fepa liboko ka mokhoa o sireletsehileng hore li hlahise silika e fluorescent. Hobane li-r-cd li ka lokisoa habonolo ho tloha makhasi a monokotšoai ka tekanyo e kholo, 'me sekhahla sa ho phela ha tšoele ea silika se haufi le 100%, se ka sebelisoa bakeng sa tokiso e kholo ea silika ea fluorescent le ho atolosa tšimo ea eona ea ts'ebeliso e sebetsang bokamoso.

Makhasi a Mulberry a Nkiloeng Matheba a Mafubelu a Emissive Carbon bakeng sa ho Fepa Silkworms ho Hlahisa Makhasi a Mulberry a Khanyang a Khanyang a Nkiloeng ka Matheba a Makhubelu a Emissive Carbon bakeng sa ho Fepa Liboko ho Hlahisa "Silika" ea Mulberry e Khanyang e Khanyang e hatisitsoe ho Lisebelisoa tse Tsoetseng Pele.

Pele: Filimi e pholileng ka radiation e thehiloeng ho cellulose acetate e thibela lehloa le leqhoa ho qhibiliha ke khanya ea letsatsi.

E latelang: Boemo ba nts'etsopele ea lesela la hempe ea setso

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