Ua hopu kēia mau helu helu hoihoi i ka manaʻo o nā mea hoʻoponopono o C&EN

ʻO ka noiʻi kemika kiʻekiʻe loa o 2022, ma o nā helu

Ua hopu kēia mau helu helu hoihoi i ka manaʻo o nā mea hoʻoponopono o C&EN

eʻO Corinna Wu

77 mA h/g

ʻO ka hiki ke hoʻouka o kahiʻElekoda pākahiko lithium-ion i paʻi ʻia ma 3D, ʻoi aku ma mua o ʻekolu manawa ke kiʻekiʻe ma mua o kahi electrode i hana ʻia maʻamau. Hoʻohālikelike ke ʻano paʻi 3D i nā nanoflakes graphite i loko o ka mea e hoʻomaikaʻi i ke kahe ʻana o nā ion lithium i loko a i waho o ka electrode (ua hōʻike ʻia ka noiʻi ma ka hālāwai ACS Spring 2022).

Kiʻi: Soyeon Park He anode pila i paʻi ʻia ma 3D

 

38-pā

Hoʻonui ʻia ka hana o kahienzyme ʻenekinia houe hoʻohaʻahaʻa ana i ka polyethylene terephthalate (PET) i hoʻohālikelike ʻia me nā PETases ma mua. Ua wāwahi ka enzyme i 51 mau laʻana PET like ʻole ma luna o nā manawa mai nā hola a i nā pule (ʻAno maoli2022, DOI:10.1038/s41586-022-04599-z).

 

Kiʻi: Hal Alper Hoʻopau kahi PETase i kahi pahu kuki plastik.

 

24.4%

Ka pono o kahikeena lā perovskitei hōʻike ʻia ma 2022, e hoʻonohonoho ana i kahi moʻolelo no nā photovoltaics ʻili lahilahi maʻalahi. ʻOi aku ka maikaʻi o ka tandem cell i ka hoʻohuli ʻana i ka lā i ka uila ma mua o ka mea paʻa moʻolelo ma mua ma 3 mau helu pakeneka a hiki ke kū i 10,000 mau kūlou me ka ʻole o ka nalowale o ka hana (Ikehu Honua2022, DOI:10.1038/s41560-022-01045-2).

100 mau manawa

ʻO ka helu i loaʻa i kahihāmeʻa electrodialysisHoʻopaʻa i ke kalapona ʻokikene i hoʻohālikelike ʻia me nā ʻōnaehana hopu kalapona o kēia manawa. Ua helu nā kānaka noiʻi he $145 ke kumukūʻai o kahi ʻōnaehana nui e hiki ke hoʻopaʻa i 1,000 metric tons o CO2 i kēlā me kēia hola no kēlā me kēia metric tons, ma lalo o ka pahuhopu kumukūʻai o ke Keʻena o ka Ikehu he $200 no kēlā me kēia metric tons no nā ʻenehana wehe kalapona (Kaiapuni Ikehu. ʻEpekema.2022, DOI:10.1039/d1ee03018c).

 

Kiʻi: Meenesh Singh He mea hana electrodialysis no ka hopu ʻana i ke kalapona

 

 

ʻAiʻē: ʻEpekema Hoʻokaʻawale kahi membrane i nā molekala hydrocarbon mai ka ʻaila maka māmā.

80-95%

Pakeneka o nā molekole hydrocarbon nui e like me ka gasoline i ʻae ʻia ma o kahimembrane polymerHiki i ka membrane ke kū i nā mahana kiʻekiʻe a me nā kūlana ʻino a hiki ke hāʻawi i kahi ala emi ka ikehu e hoʻokaʻawale i ka gasoline mai ka ʻaila maka māmā (ʻEpekema2022, DOI:10.1126/ʻepekema.abm7686).

3.8 piliona

ʻO ka helu o nā makahiki i hala aku nei i hoʻomaka ai ka hana tectonic plate o ka Honua, e like me kaka loiloi isotopic o nā kristal zirconi hoʻokumu ʻia i kēlā manawa. ʻO nā kristal, i hōʻiliʻili ʻia mai kahi moena one ma ʻApelika Hema, hōʻike i nā hōʻailona e like me nā mea i hoʻokumu ʻia ma nā wahi subduction, ʻoiai ʻaʻole nā ​​kristal kahiko (AGU Adv.2022, DOI:10.1029/2021AV000520).

 

Kiʻi: Nadja Drabon Nā kristal zircon kahiko

 

40 mau makahiki

ʻO ka manawa i hala ma waena o ka synthesis o ka perfluorinated Cp* ligand a me ka hoʻokumu ʻana o kānaka paʻakikī hoʻonohonoho mua. Nā hoʻāʻo mua a pau e hoʻonohonoho i ka ligand, [C5(CF3)5]−, ua hāʻule no ka mea ua ikaika loa ka huki ʻana o kāna mau hui CF3 i nā electrons (ʻAngew. Kemika. Hoʻoponopono Honua.2022, DOI:10.1002/anie.202211147).

1,080

Ka helu o nā ʻāpana kō i loko o kapolysaccharide lōʻihi loa a nui loai hoʻohuihui ʻia a hiki i kēia lā. Ua hana ʻia ka molekole haki moʻolelo e kahi synthesizer pae hoʻonā hana aunoa (ʻO Nat. Synth.2022, DOI:10.1038/s44160-022-00171-9).

 

Hōʻaiʻē: Xin-Shan Ye Synthesizer polysaccharide aunoa

 

97.9%

Pakeneka o ka lā i hōʻike ʻia e kahipena keʻokeʻo loaloaʻa nā nanoplatelets boron nitride hexagonal. Hiki i kahi ʻaʻahu pena he 150 µm ka mānoanoa ke hoʻolulu i kahi ʻili ma 5-6 °C i ka lā pololei a hiki ke kōkua i ka hōʻemi ʻana i ka mana e pono ai e mālama i nā mokulele a me nā kaʻa e hoʻolulu (Lunamakaʻāinana Kelepona. ʻEpekema ʻEpekema.2022, DOI:10.1016/j.xcrp.2022.101058).

 

Hōʻaiʻē:Lunamakaʻāinana Kelepona. ʻEpekema ʻEpekema.

Nā nanoplatelets boron nitride hexagonal

90%

Ka emi ʻana o ka pakeneka maKa maʻi ʻana o SARS-CoV-2i loko o 20 mau minuke o ka hālāwai ʻana o ka maʻi me ka ea o loko. Ua hoʻoholo nā kānaka noiʻi ua hoʻopilikia nui ʻia ke ola o ka maʻi COVID-19 e nā loli o ka haʻahaʻa pili (Kaʻina Hana ʻĀina ʻAmelika Hui Pū ʻIa2022, DOI:10.1073/pnas.2200109119).

 

Hōʻaiʻē: Ma ka lokomaikaʻi o Henry P. Oswin ʻElua mau kulu aerosol ma nā ʻano haʻahaʻa like ʻole