Aya maverengeka anonakidza akabata pfungwa dzeC&EN vapepeti

2022 yepamusoro chemistry yekutsvaga, nehuwandu

Aya maverengeka anonakidza akabata pfungwa dzeC&EN vapepeti

byCorinna Wu

77 mA h/g

Kukwana kwechaji a3D-yakadhindwa lithium-ion bhatiri electrode, iyo inopfuura katatu yakakwirira kupfuura iyo ye electrode yakagadzirwa.Iyo 3D-yekudhinda nzira inoyananisa magraphite nanoflakes muzvinyorwa kuti zvigadzirise kuyerera kwelithium ion mukati nekubuda mu electrode (tsvakurudzo yakashumwa pamusangano we ACS Spring 2022).

Chikwereti: Soyeon Park A 3D-yakadhindwa bhatiri anode

 

38-fold

Kuwedzera mukuita kwe aenzyme itsva yakagadzirwaiyo inosvibisa polyethylene terephthalate (PET) ichienzaniswa nePETases yapfuura.Iyo enzyme yakaputsa makumi mashanu neshanu akasiyana ePET samples nekufamba kwenguva kubva pamaawa kusvika kumavhiki.Nature2022, DOI:10.1038/s41586-022-04599-z).

 

Chikwereti: Hal Alper A PETase inopwanya purasitiki cookie mudziyo.

 

24.4%

Kubudirira kwe aperovskite solar cellyakashumwa muna 2022, ichiisa rekodhi yekuchinjika yakaonda-firimu photovoltaics.Kugona kwetandem cell pakusandura chiedza chezuva kuita magetsi kunokunda yakambobata rekodhi nezvikamu zvitatu kubva muzana uye inogona kumira zviuru gumi zvekubhenda pasina kurasikirwa mukuita (Nat.Energy2022, DOI:10.1038/s41560-022-01045-2).

100 nguva

Mutengo wekuti anelectrodialysis mudziyoinoteya kabhoni dhaikisaidhi zvichienzaniswa neyezvino kabhoni-kutora masisitimu.Vatsvakurudzi vakaverenga kuti hurongwa hwakakura hunogona kuteya 1,000 metric tons yeCO2 paawa yaizodhura $145 per metric ton, pasi pemutengo weDhipatimendi reMagetsi we $200 pa metric toni yekabhoni-kubvisa tekinoroji.Energy Environ.Sci.2022, DOI:10.1039/d1ee03018c).

 

Chikwereti: Meenesh Singh Chishandiso che electrodialysis chekutora kabhoni

 

 

Chikwereti: Sayenzi A membrane inopatsanura ma hydrocarbon mamorekuru kubva pachiedza chisina kuchena mafuta.

80-95%

Percentage yepeturu-saizi hydrocarbon mamorekuru anobvumidzwa kuburikidza neapolymer membrane.Iyo membrane inokwanisa kumira tembiricha yakakwira uye nemamiriro ezvinhu akaomarara uye inogona kupa nzira shoma ine simba rekuparadzanisa peturu kubva kune yakareruka isina mafuta.Sayenzi2022, DOI:10.1126/science.abm7686).

3.8 bhiriyoni

Nhamba yemakore apfuura iyo Earth plate tectonic chiitiko ingangove yakatanga, sekureva kweisotopic kuongororwa kwezircon makristasiiyo yakaumbwa panguva iyoyo.Makristasi, anounganidzwa kubva pamubhedha wejecha muSouth Africa, anoratidza masiginecha akafanana neakaumbwa munzvimbo dzekudzikisa, nepo makristasi ekare haaite (AGU Adv.2022, DOI:10.1029/2021AV000520).

 

Chikwereti: Nadja Drabon Ancient zircon crystals

 

40 makore

Nguva yakapfuura pakati pekutanga kweiyo perfluorinated Cp * ligand uye kusikwa kwayoyekutanga coordination complex.Zvese zvakamboedza kurongedza ligand, [C5(CF3)5]−, yakanga yakundikana nokuti mapoka ayo eCF3 ari kubvisa zvakasimba maerekitironi (Angew.Chem.Int.Ed.2022, DOI:10.1002/anie.202211147).

1,080

Nhamba yeshuga moieties murefu uye yakakura polysaccharidesynthesized kusvika nhasi.Iyo rekodhi-inotyora molecule yakagadzirwa neautomated solution-phase synthesizer (Nat.Synth.2022, DOI:10.1038/s44160-022-00171-9).

 

Chikwereti: Xin-Shan Ye Automated polysaccharide synthesizer

 

97.9%

Chikamu chechiedza chezuva chinotaridzwa neultrawhite pendiine hexagonal boron nitride nanoplatelets.Iyo 150 µm gobvu jasi repende rinogona kutonhodza pasi ne5–6 °C muzuva rakananga uye rinogona kubatsira kuderedza simba rinodiwa kuchengetedza ndege nemotokari kutonhora (Cell Rep. Phys.Sci.2022, DOI:10.1016/j.xcrp.2022.101058).

 

Credit:Cell Rep. Phys.Sci.

Hexagonal boron nitride nanoplatelets

90%

Muzana wakadereraSARS-CoV-2 infectivitymukati memaminitsi makumi maviri ehutachiona hwasangana nemhepo yemukati.Vatsvagiri vakafunga kuti hupenyu hwehutachiona hweCCIDID-19 hunokanganisa zvakanyanya nekuchinja kwehunyoro hwehukama (Proc.Natl.Acad.Sci.USA2022, DOI:10.1073/pnas.2200109119).

 

Chikwereti: Rubatsiro rwaHenry P. Oswin Madonhwe maviri aerosol pane humidity hwakasiyana