Waɗannan lambobi masu ban sha'awa sun jawo hankalin editocin C&EN

Babban binciken kimiyya na shekarar 2022, ta hanyar lambobi

Waɗannan lambobi masu ban sha'awa sun jawo hankalin editocin C&EN

ta hanyarCorinna Wu

77 mA h/g

Ƙarfin caji naBatirin lithium-ion mai buga 3D, wanda ya ninka girman electrode da aka yi a al'ada sau uku. Dabarar buga 3D tana daidaita nanoflakes na graphite a cikin kayan don inganta kwararar ions na lithium a ciki da wajen electrode (bincike da aka ruwaito a taron bazara na ACS 2022).

Daraja: Soyeon Park Anode na batirin da aka buga ta 3D

 

Sau 38

Ƙara yawan aiki nasabon enzyme da aka ƙerawanda ke lalata polyethylene terephthalate (PET) idan aka kwatanta da PETAses na baya. Enzyme ɗin ya rushe samfuran PET daban-daban guda 51 a tsawon lokaci daga awanni zuwa makonni (Yanayin Halitta2022, DOI:10.1038/s41586-022-04599-z).

 

Daraja: Hal Alper PETase ya lalata wani akwati na filastik na kukis.

 

Kashi 24.4%

Inganci na aTantanin hasken rana na perovskiteAn ruwaito a shekarar 2022, inda ya kafa tarihi na ɗaukar hoto mai sassauƙa. Ingancin ƙwayar tandem wajen juya hasken rana zuwa wutar lantarki ya doke wanda ke riƙe da rikodin da maki 3 cikin ɗari kuma yana iya jure lanƙwasawa 10,000 ba tare da asara a aiki ba (Makamashi na Nat.2022, DOI:10.1038/s41560-022-01045-2).

Sau 100

Adadin da ana'urar electrodialysisyana kama carbon dioxide idan aka kwatanta da tsarin kama carbon na yanzu. Masu bincike sun kiyasta cewa babban tsarin da zai iya kama tan 1,000 na CO2 a kowace awa zai kashe dala $145 a kowace tan metrik, ƙasa da farashin da Ma'aikatar Makamashi ta yi niyyar kashewa na dala $200 a kowace tan metrik don fasahar cire carbon.Muhalli na Makamashi. Kimiyya.2022, DOI:10.1039/d1ee03018c).

 

Daraja: Meenesh Singh Na'urar tantancewar lantarki don kama carbon

 

 

Daraja: Kimiyya Wani membrane yana raba ƙwayoyin hydrocarbon daga ɗanyen mai.

Kashi 80-95%

Kashi na ƙwayoyin hydrocarbon masu girman fetur da aka yarda ta hanyarmembrane na polymerFamfon zai iya jure yanayin zafi mai tsanani da yanayi mai tsauri kuma zai iya samar da hanyar da ba ta buƙatar makamashi sosai don raba fetur daga ɗanyen mai mai sauƙi (Kimiyya2022, DOI:10.1126/science.abm7686).

biliyan 3.8

Yawan shekarun da suka gabata da ayyukan tectonic na faranti na duniya ya fara, a cewar waninazarin isotopic na lu'ulu'u na zirconwanda aka samar a wancan lokacin. Lu'ulu'u, waɗanda aka tattara daga wani gadon yashi a Afirka ta Kudu, suna nuna alamun da suka yi kama da waɗanda aka samar a yankunan subduction, yayin da tsoffin lu'ulu'u ba sa (AGU Adv.2022, DOI:10.1029/2021AV000520).

 

Daraja: Nadja Drabon Lu'ulu'u na zircon na zamanin da

 

Shekaru 40

Lokaci ya wuce tsakanin haɗakar ligand ɗin Cp* mai perfluorinated da ƙirƙirar sahadaddun haɗin gwiwa na farkoDuk yunƙurin da aka yi a baya na daidaita ligand ɗin, [C5(CF3)5]−, ya gaza saboda ƙungiyoyin CF3 ɗinsa suna janye wutar lantarki sosai (Angew. Chem. Int. Ed.2022, DOI:10.1002/anie.202211147).

1,080

Yawan sukari a cikin fitsarimafi tsawo kuma mafi girma polysaccharidean haɗa shi zuwa yau. An yi kwayar halittar da ke karya rikodin ta hanyar amfani da na'urar hada maganin mafita ta atomatik (Nat. Synth.2022, DOI:10.1038/s44160-022-00171-9).

 

Daraja: Xin-Shan Ye Mai haɗa polysaccharide ta atomatik

 

97.9%

Kashi na hasken rana da ke nunawa ta hanyarfenti mai fari sosaidauke da nanoplatelets na boron nitride mai kauri µm. Za a iya sanyaya saman da zafin rana kai tsaye na 5-6°C, kuma hakan zai iya taimakawa wajen rage karfin da ake bukata don sanyaya jiragen sama da motoci.Wakilin Kwayoyin Halitta. Phys. Sci.2022, DOI:10.1016/j.xcrp.2022.101058).

 

Daraja:Wakilin Kwayoyin Halitta. Phys. Sci.

Nanoplatelets na boron nitride mai siffar hexagonal

90%

Ragewar kashi a cikinkamuwa da cutar SARS-CoV-2cikin mintuna 20 bayan kwayar cutar ta gamu da iska a cikin gida. Masu bincike sun gano cewa rayuwar kwayar cutar COVID-19 tana da matukar tasiri sakamakon canje-canje a yanayin zafi (Proc. Natl. Acad. Sci. Amurka2022, DOI:10.1073/pnas.2200109119).

 

Credit: Daga Henry P. Oswin Digo biyu na iska mai ƙarfi a yanayi daban-daban