Kuvwuntauzya kwakachitwa abasyaabusongo ba VCU kulakonzya kupa nzila mpya yakujata CO2

Basikuvwuntauzya baku VCU bakajana chintu chigwasya loko mukusandula kaboni dayokisayidi kuba asidi yafoomu - kujana ooku kukonzya kupa nzila mpya yakujata kaboni iikonzya kucheya mbuli nyika mboili mukulwana kuchincha kwachiimo chamulengalenga. Chintu chikonzya kuba chintu chiyandikana loko mumubili wa carbon dioxide.
"Chilizyibidwe kuti kukomena kwakufwambaana kwa muya uusofweede mumulengalenga akunyonganya kwawo kubusena mbumwi bwamapenzi mapati aabantu mazubaano," wakaamba mulembi mupati Dr. Shiv N. Khanna, Mufundisi Uulemekwa wa Commonwealth mu dipatimenti. physics ku Faculty of Humanities VCU. "Kusanduka kwa CO2 kuba makemikalu aagwasya mbuli asidi yafoomu (HCOOH) ninzila imwi iitaduli yakugwisya ntenda zya CO2. Asidi yafoomu nintu chitegwa CO2 nchuuba-uba kweenzya akuyobolwa muchiindi chakupya. Alimwi ilakonzya kubelesegwa mbuli makemikalu aagwasya kapati, kubamba haayidirojeni, ilakonzya kubelesegwa kuba mafuta aakumbele chakabika aalichimwi."
Hanna a VCU syaazibwene mumakani aasayaansi Dr. Turbasu Sengupta bakajana kuti tubunga twa chalcogenides twabutale tulakonzya kubeleka mbuli zintu zigwasya kusanduka kwa CO2 kuba asidi ya formic. Izyazwa muli mbabo zyaambwa mupepa lyamutwe wakuti "Kusanduka kwa CO2 kuya ku Formic Acid kwiinda mukubamba Quantum States mu Metal Chalcogenide Clusters" lyakamwaigwa mu Communications Chemistry of Nature Portfolio.
"Twakatondezya kuti, akusanganya kabotu kwama ligands, chisinkilizyo chakusandula CO2 kuba asidi yafoomu chilakonzya kucheya, akufwambaanya kupanga asidi yafoomu," Hanna wakaamba. "Aboobo inga twaamba kuti eezyi zintu zyaambwa kuti zilakonzya kuchita kuti kupanga kwa formic acid kuube naa kukonzeka. Kubelesya zibeela zipati zili amasena manji aajatisya ligand naa kwiinda mukuswaanganya ma ligand aagwasya kapati kweendelana akusumpuka kwesu mukusanduka kwa formic acid kulakonzya kuchitwa kwiinda eezyo zitondezyedwe mukweezyeezya kwakubelesya kkompiyuta."
Chiiyo chiyaka amulimu wa Hanna wakatondezya kuti kusala kabotu kwa ligand kulakonzya kusandula kabunga kuba superdonor uupa ma electron naakuti acceptor uutambula ma electron.
"Lino twatondezya kuti mpindu njiyonya ilakonzya kuchita obotu mukuchita zintu kweendelana azibeela zya chalcogenide," Hanna wakaamba. "Ikukonzya kupanga tubunga twama electron tutazungaani akweendelezya nguzu zyabo zyakusanga naa kutambula ma electron kujalula nzila mpya yakugwasya, nkaambo bunji bwazintu zipa kuti zintu zibe kabotu zyeendelana azintu zipa naa kutambula ma electron."
Umwi wabasayaansi bakusaanguna mumulimo ooyu, Dr. Xavier Roy, Mwiiyi Uugwasyilizya wa Chemistry ku Yunivesiti ya Columbia, uyooswaya VCU mu Mukubwe Kaangala 7 ku Muswaangano wa Physics Department.
"Tulabeleka anguwe kuti tubone mbutukonzya kupanga akubelesya chintu chili mbuli cheechi kubelesya laboratory yakwe," Hanna wakaamba. "Twakabeleka kale akabunga kakwe, ooko nkobakapanga chintu chipya changuzu zyamagineti. Aachiindi eechi nguwe uuyooba sikuchita."
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Chiindi chakutumizya: May-19-2023