Abubuwan da ake amfani da su don kera filaye na gani na iya ɗaukar makamashin haske. Bayan barbashi a cikin kayan fiber na gani suna ɗaukar makamashin haske, suna samar da rawar jiki da zafi, kuma suna watsar da makamashi, yana haifar da asarar sha.Wannan labarin zai bincika asarar sha na kayan fiber na gani.
Mun san cewa kwayoyin halitta suna kunshe da kwayoyin halitta da kwayoyin halitta, kuma kwayoyin halitta suna dauke da kwayoyin halitta da kwayoyin halitta, wadanda suke juya kewayen atomic nucleus a wani yanayi. Wannan shi ne kamar Duniyar da muke rayuwa a kai, da kuma taurari kamar Venus da Mars, duk suna kewaye da Rana. Kowane electron yana da adadin kuzari kuma yana cikin wani yanki na wani yanki, ko kuma a wata ma'ana, kowane kewayawa yana da matakin makamashi.
Matakan makamashi na orbital kusa da tsakiya na atomic sun yi ƙasa, yayin da matakan makamashi na orbital mafi nisa daga tsakiya na atomic sun fi girma.Girman bambancin matakin makamashi tsakanin kewayawa ana kiransa bambancin matakin makamashi. Lokacin da electrons ke canzawa daga ƙananan matakin makamashi zuwa matakin makamashi mai girma, suna buƙatar ɗaukar makamashi a daidaitaccen matakin makamashi.
A cikin filaye na gani, lokacin da electrons a wani matakin makamashi ke haskakawa tare da hasken tsayin daka daidai da bambancin matakin makamashi, electrons da ke kan orbitals masu ƙarancin kuzari zasu canza zuwa orbitals tare da matakan makamashi mafi girma.Wannan electron yana ɗaukar makamashin haske, yana haifar da asarar haske.
Babban abu don kera fiber na gani, silicon dioxide (SiO2), da kansa yana ɗaukar haske, ɗayan da ake kira ultraviolet sha, ɗayan kuma ana kiransa sha infrared. A halin yanzu, sadarwa ta fiber optic gabaɗaya tana aiki ne kawai a cikin kewayon tsayin 0.8-1.6 μm, don haka za mu tattauna kawai asarar da ke cikin wannan yanki na aiki.
Kololuwar shaye-shaye da aka samar ta hanyar canjin lantarki a cikin gilashin quartz yana kusa da 0.1-0.2 μm tsayin igiyar ruwa a cikin yankin ultraviolet. Yayin da tsayin daka ya karu, shayarwarsa yana raguwa a hankali, amma yankin da abin ya shafa yana da fadi, ya kai tsayin daka sama da 1 μm. Koyaya, sha UV yana da ɗan tasiri akan filaye na gani na quartz da ke aiki a cikin yankin infrared. Misali, a cikin yankin haske da ake iya gani a nisan zangon 0.6 μm, shayarwar ultraviolet zai iya kaiwa 1dB/km, wanda ya ragu zuwa 0.2-0.3dB/km a nisan zangon 0.8 μm, kuma kusan 0.1dB/km kawai a madaidaicin zangon m1.2 μμm.
Asarar shayarwar infrared na fiber quartz yana samuwa ta hanyar girgizar kwayoyin halitta na abu a cikin yankin infrared. Akwai kololuwar jujjuyawa da yawa a cikin rukunin mitar sama da 2 μm. Saboda tasirin abubuwan doping iri-iri a cikin filaye na gani, ba zai yuwu ba filayen quartz su sami ƙaramin taga asara a mitar mitar sama da 2 μm. Asarar ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙaƙƙarfan raƙuman raƙuman ruwa na 1.85 μm shine ldB/km.Ta hanyar bincike, an kuma gano cewa akwai wasu "kwayoyin lalata" da ke haifar da matsala a gilashin ma'adini, musamman cutarwa ga gurɓataccen ƙarfe na tsaka-tsaki kamar jan karfe, ƙarfe, chromium, manganese, da dai sauransu. Wadannan 'mugaye' suna zari makamashin haske a ƙarƙashin hasken haske, tsalle-tsalle da tsalle-tsalle, suna haifar da asarar makamashi mai haske. Kawar da ''masu tayar da hankali'' da kuma tsarkake abubuwan da ake amfani da su don kera filaye na gani na iya rage asara sosai.
Wani tushen sha a cikin filaye na gani na ma'adini shine lokacin hydroxide (OH -). An gano cewa hydroxide yana da kololuwar sha uku a cikin rukunin aiki na fiber, waɗanda sune 0.95 μm, 1.24 μm, da 1.38 μm. Daga cikin su, asarar sha a tsawon 1.38 μm shine mafi tsanani kuma yana da tasiri mafi girma akan fiber. A tsawon tsayin 1.38 μm, asarar kololuwar da aka samu ta hanyar ions hydroxide tare da abun ciki na 0.0001 kawai ya kai 33dB/km.
Daga ina waɗannan ions hydroxide suka fito? Akwai tushen ions hydroxide da yawa. Da fari dai, kayan da ake amfani da su don kera fiber na gani sun ƙunshi danshi da mahadi na hydroxide, waɗanda ke da wahalar cirewa yayin aikin tsarkakewa na albarkatun ƙasa kuma a ƙarshe suna kasancewa cikin nau'in ions na hydroxide a cikin filaye na gani; Abu na biyu, abubuwan da ake amfani da su na hydrogen da oxygen da ake amfani da su wajen kera filaye na gani suna dauke da danshi kadan; Na uku, ana samar da ruwa a lokacin aikin masana'anta na fiber na gani saboda halayen sinadarai; Na hudu shi ne shigar da iskar waje ke kawo tururin ruwa. Koyaya, tsarin masana'antar yanzu ya haɓaka zuwa babban matakin, kuma an rage abubuwan da ke cikin ions hydroxide zuwa ƙarancin ƙarancin matakin da za a iya yin watsi da tasirinsa akan filaye na gani.
Lokacin aikawa: Oktoba-23-2025