Wata ƙungiyar masana kimiyya daga Jami'ar Jihar Moscow ta ɓullo da wani tsarin da sauri ya ƙayyade matakin saka iska na kayan abinci na asalin shuka. Yanzu yana yiwuwa a tantance yawan radiation da abinci ya sha ba tare da kayan aiki masu tsada ba. An buga sakamakon aikin a cikin Chemistry na Abinci.
Mafi yawan kayan abinci a yau suna haskakawa. Wannan yana ba ku damar kawar da microorganisms pathogenic, tsawaita rayuwar shiryayye da kula da gabatarwa. Kewayon bayyanawa da ake buƙata don lalata ya dogara da nau'in samfur. Alal misali, hatsi da tsaba suna buƙatar ƙananan ƙarfin iska mai iska - ɗaruruwan kilogiram, amma kayan yaji suna buƙatar tasiri mai tsanani - har zuwa kilogiram 10. Hasken iska na samfurori wani tsari ne wanda aka tsara shi a fili. Hukumar Lafiya ta Duniya ta kafa ka'idojin kamuwa da radiyo wadanda ke da hadari ga dan Adam. Hakanan yana da mahimmanci a bincika ko samfurin bai haskaka a baya ba. Wannan ya zama dole saboda maimaitawar iska na iya cutar da lafiyar masu amfani da samfuran lalata.
Masana ilmin sinadarai da masana kimiyya a Jami'ar Jihar Moscow sun ba da shawarar wata sabuwar hanyar da za a iya gano abincin shuka da ba shi da iska mai sauƙi kuma mai sauƙi. "Muna da samfurin da ba a ba da haske ba, samfurin da ba shi da iska da kuma wani samfurin da ba shi da haske sosai. Kallon su daya. Amma tare da taimakon dabarar da muka ƙirƙira, ana iya bambanta su,” in ji mawallafin marubucin Yana Zubritskaya (SINP MSU).
Don binciken, masana kimiyya sun ɗauki dankalin turawa na yau da kullun, waɗanda galibi ana ba da haske don kada su tsiro a lokacin ajiya na dogon lokaci. An yi amfani da rini na Carbocyan azaman mai nuna alama. Masana kimiyya sun yi amfani da makirci biyu. A cikin akwati na farko, launi ya canza saboda wani redox dauki catalyzed ta jan karfe ions, a cikin na biyu - saboda tari na rini tare da aka gyara na bayani. Mawallafa sun rubuta launi na tsantsa a cikin kewayon gani ta amfani da kyamarar wayar hannu da kuma a cikin yankin da ke kusa da infrared. Sai masanan suka yi nazarin bayanan da aka samu.
"Ra'ayinmu shine mai zuwa: nau'o'in radiation daban-daban suna haifar da nau'o'i daban-daban na maganin oxidation. A sakamakon haka, ƙarfin launi na maganin rini da haske a cikin yanayin samfurin tare da babban adadin radiation zai zama ƙasa fiye da na samfurin tare da ƙananan kashi, "in ji Evgeniy Skorobogatov, dalibin digiri a Faculty. Masanin Kimiyya na Jami'ar Jihar Moscow.
Masana sun yi imanin cewa za a iya samar da tsarin gwaji mai sauƙi bisa ga fasahar da aka tsara. Zai ƙayyade adadin radiation da wani samfurin ya karɓa da sauri.
"Rashin iska yana canza yanayin sinadarai na samfurin da ake nazari sosai, don haka gano gaskiyar isar da iska da adadin da aka sha yayin nazarin abun yana da matukar wahala, mai cin lokaci da tsada. Dabarar mu tana magance wannan matsala, "in ji mawallafin aikin. "Mun rage duk hanyar zuwa kimantawa mai ƙarancin farashi da reagents wanda ke biye da sarrafa bayanan ƙididdiga, wanda zai ba da damar fa'ida a cikin ƙimar bincike da farashi."