Sabuwar hanya mai amfani da makamashi don fitar da iskar gas mara aiki daga iska

Gas masu darajakrypton da kumaxenonsuna kan gefen dama na teburin lokaci-lokaci kuma suna da amfani mai amfani da mahimmanci. Misali, duka ana amfani da su don haske.Xenonshine mafi amfani daga cikin biyun, yana da ƙarin amfani a fannin likitanci da fasahar nukiliya.
Ba kamar iskar gas ba, wadda take da yalwa a ƙarƙashin ƙasa,kryptonkumaxenonsuna samar da ƙaramin ɓangare na sararin samaniyar duniya. Domin tattara su, iskar gas dole ne ta bi zagaye da dama na wani tsari mai ɗaukar makamashi da ake kira cryogenic distillation, wanda ake kamawa da sanyaya iska zuwa kimanin digiri -300 na Fahrenheit. Wannan sanyaya mai tsanani yana raba iskar gas ɗin bisa ga zafin tafasarsu.
SabokryptonkumaxenonFasahar tattarawa wadda ke adana kuzari da kuɗi abin sha'awa ne ƙwarai. Masu binciken yanzu sun yi imanin cewa sun sami irin wannan dabarar, kuma an yi cikakken bayani game da hanyarsu a cikin Mujallar Ƙungiyar Sinadarai ta Amurka.
Ƙungiyar ta haɗa silicoaluminophosphate (SAPO), wani lu'ulu'u mai ɗauke da ƙananan ramuka. Wani lokaci girman ramukan yana tsakanin girman atom ɗin krypton da axenonatom. ƘaramikryptonKwayoyin halitta na iya ratsawa cikin sauƙi ta cikin ramuka yayin da manyan ƙwayoyin halitta na xenon suka makale. Don haka, SAPO yana aiki kamar sieve na ƙwayoyin halitta. (Duba hoto.)
Ta amfani da sabon kayan aikinsu, marubutan sun nuna cewakryptonyana yaɗuwa sau 45 da sauri fiye daxenon, yana nuna ingancinsa a cikin rabuwar iskar gas mai daraja a zafin ɗaki. Ƙarin gwaje-gwaje sun nuna cewa ba wai kawai xenon ya yi fama da matsewa ta cikin waɗannan ƙananan ramuka ba, har ma yana shaƙa a kan lu'ulu'u na SAPO.
A wata hira da suka yi da ACSH, marubutan sun ce binciken da suka yi a baya ya nuna cewa hanyar da suka bi za ta iya rage kuzarin da ake buƙata don tattarawakryptonda kuma xenon da kusan kashi 30 cikin 100. Idan wannan gaskiya ne, to masana kimiyya na masana'antu da masu sha'awar hasken fluorescent za su sami abubuwa da yawa da za su yi alfahari da su.
Tushe: Xuhui Feng, Zhaowang Zong, Sameh K. Elsaidi, Jacek B. Jasinski, Rajamani Krishna, Praveen K. Tallapally, da Moises A. Carreon. “Rabuwar Kr/Xe akan membranes na chabazite zeolite”, J. Am. Chemical. Ranar bugawa (Intanet): 27 ga Yuli, 2016 Labarin da wuri-wuri DOI: 10.1021/jacs.6b06515
Dr. Alex Berezov masanin kimiyyar ƙwayoyin cuta ne na PhD, marubucin kimiyya kuma mai jawabi wanda ya ƙware wajen ƙaryata ƙaryar kimiyyar ƙarya ga Majalisar Kimiyya da Lafiya ta Amurka. Haka kuma memba ne na kwamitin marubuta na USA TODAY kuma babban mai jawabi a Ofishin Insight. A da, shi ne editan farko na RealClearScience.
Majalisar Kimiyya da Lafiya ta Amurka ƙungiya ce ta bincike da ilimi da ke aiki a ƙarƙashin sashe na 501(c)(3) na Dokar Harajin Cikin Gida. Gudummawa ba ta da haraji kwata-kwata. ACSH ba ta da gudummawa. Muna tara kuɗi galibi daga mutane da gidauniya kowace shekara.