Kwanan nan, an gano cewa ƙananan igiyoyin fiber optic na yau da kullun na iya aiki azaman firikwensin ayyukan girgizar ƙasa. Jijjiga a cikin ɓawon ƙasa yana shafar kebul ɗin da aka shimfiɗa a cikin yankin aiki kuma yana haifar da sabani a cikin matakin watsawar hasken haske a cikin magudanar ruwa. Kayan aikin suna ɗaukar waɗannan karkatattun kuma suna bayyana su azaman aikin girgizar ƙasa. A cikin gwaje-gwajen da aka yi shekara guda da ta gabata, alal misali, ta amfani da igiyoyin fiber-optic da aka shimfida a cikin ƙasa, ana iya yin rikodin har ma da matakan masu tafiya.
An yanke shawarar gwada wannan fasalin na igiyoyin gani don tantance halayen glaciers - a nan ne aka cire filin. Glacier su kansu suna zama alamomin sauyin yanayi. Wurin, girma da motsi (kuskure) na glaciers mafi girma a duniya suna ba da bayanai masu mahimmanci don tsinkayar yanayi na dogon lokaci da kuma tsinkayar yanayin yanayi. Mummunan abu kawai shine saka idanu kan glaciers ta amfani da kayan aikin girgizar ƙasa na gargajiya yana da tsada kuma ba a samuwa a ko'ina. Shin igiyoyin fiber optic zasu taimaka da wannan? Masana daga Cibiyar Fasaha ta Tarayya ta Zurich (ETH Zurich) sun yi ƙoƙarin amsa wannan tambayar.
Ƙungiyar masana kimiyya karkashin jagorancin Andreas Fichtner, farfesa a Laboratory of Hydraulics, Hydrology da Glaciology a ETH Zurich, sun tafi Rhone Glacier. A lokacin gwaje-gwajen, an gano cewa igiyoyin fiber optic sun fi nagartattun kayan aiki don yin rikodin ayyukan girgizar ƙasa. Haka kuma, kebul ɗin da aka shimfiɗa a kan dusar ƙanƙara da ƙanƙara a ƙarƙashin dumama rana ita kanta ta narke cikin ƙanƙara, wanda ya zama dole don gudanar da irin wannan hanyar sadarwa na na'urori masu auna sigina.
Ƙirƙirar hanyar sadarwa na na'urori masu auna firikwensin tare da maki rikodin girgiza a cikin haɓakar mita ɗaya kawai tare da tsayin kebul ɗin an gwada shi tare da jerin fashe-fashe da ke kwaikwayon kuskure a cikin glacier. Sakamakon da aka samu ya wuce duk tsammanin. Don haka, ba da daɗewa ba masana kimiyya za su iya samun kayan aikin da za su taimaka wa ƙeƙasasshen glaciers tare da babban matakin daidaito da kuma gargaɗi game da girgizar ƙasa a farkon matakan ɓarkewar aiki.
source: 3dnews.ru