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Saray inhinyero ed Rice University et direktan manguuman ed carbon monoxide ya magmaliw ya acetic acid (sakey a kemikal ya mabetbet ya uusaren ya mangiiter na mabiskeg a taway ed suka) panamegley na tuloytuloy ya catalytic reactor, ya makausar na renewable electricity pian makapawala na saray produkton malinis a maong.
Say proseso na electrochemical ed laboratoryo na saray chemical tan biomolecular engineers ed Rice University's Brown School of Engineering so akasolbar ed problema na saray akaunan sagpot ya paabebaen so carbon monoxide (CO) ya magmaliw ya acetic acid. Sarayan proseso et mankaukolan na kaaruman iran kundang pian nalinisan so produkto.
Say reactor ya ag makaderal ed kaliberliber et manguusar na nanometer cubic copper bilang manunan katalista tan nikadkaduman solidon electrolyte.
Diad loob na 150 oras ya tuloytuloy ya operasyon na laboratoryo, say karga na acetic acid ed danum ya solusyon ya ginawa na sayan kagawaan et anggad 2%. Say kalinisan na acid component et anggad 98%, ya mas maong nen say acid component ya ginawa na saray inmunan sagpot ya catalytically convert so carbon monoxide ya magmaliw ya liquid fuel.
Say acetic acid et uusaren bilang preserbatibo ed medikal iran aplikasyon kaiba so suka tan arum niran naakan. Uusaren bilang solvent parad saray tinta, pinta tan coating; diad panaggawa na vinyl acetate, say vinyl acetate so manunan sengegan na ordinaryon amputin kola.
Say proseso na Rice et nibase ed sakey a reactor ed laboratoryo nen Wang tan mamapawala na formic acid manlapud carbon dioxide (CO2). Sayan research so angitarya na importantin pundasyon parad si Wang (ya agano nin aturon Packard Fellow), ya akaawat na $2 milyon ya grant na National Science Foundation (NSF) pian mantultuloy ya mansukimat na paraan pian magmaliw ya liquid fuel iray greenhouse gas.
Inkuan nen Wang: “Ipapaaligwas mi ray produkto mi manlapud sakey a carbon ya kemikal ya formic acid ya anggad duaran carbon ya kemikal ya substansya, ya mas mairap.” "Saray totoo et tradisyonal ya manggagawa na acetic acid ed likidon electrolytes, balet ta siansia nin makapuy so performance da tan saray produkto et Say problema na electrolyte separation."
Inkuan ni nen Senftle: “Siempre, say acetic acid et kaslakan ya ag-nagawa manlapud CO odino CO2.” "Saya so punto: nasesepsep tayo so basuran gas ya labay tayon bawasan tan gagawaen tayon mausar iran produkto."
Say maalwar ya impankasakey so ginawa ed baetan na copper catalyst tan say solidon electrolyte, tan say solidon electrolyte et inyalis manlapud formic acid reactor. Inkuan nen Wang: “No maminsan et say gansa et makapawala na kemikal diad duaran nanduruman dalan.” "Sarag ton paabebaen so carbon monoxide ya magmaliw ya acetic acid tan alcohol. Nandesinyo kami na cube ya walay lupa to ya sarag ton kontrolen so carbon-carbon coupling, tan saray gilig na carbon-carbon Say coupling et mangitonton ed acetic acid imbes ya arum ya produkto."
Say computational model nen Senftle tan say grupo to so tinmulong pian napaaligwas so kurti na cube. Inkuanto: "Nayarian min ipanengneng so klase na gilig na cube, ya mas singa corrugated surfaces. Makatulong iratan pian nabuyak so pigaran CO key, pian say produkto et nayarin nauman ed sakey a paraan." Mas dakel ya edge sites so ontulong pian nabuyak so dugan siglaotan diad dugan panaon.”
Inkuan nen Senftler ya say proyekto et maabig ya demonstrasyon no panon ya nepeg ya mankokonektaan so teorya tan eksperimento. Inkuanto: “Manlapud pankasakey na saray kabiangan na reaktor anggad mekanismo ed lebel na atomo, saya so maabig ya alimbawa na dakel a lebel na inhinyeriya.” "Mitunosan iya ed tema na molecular nanotechnology tan ipapanengneng to no panon tayon napalaknab itan ed saray kagawaan ya walad peteg a mundo."
Inkuan nen Wang ya say onsublay ya kundang ed pamawala na scalable system et say pamaaligwas ed inkapekder na sistema tan lalon pambawas ed enerhiya ya nakaukolan parad proseso.
Saray estudyante ed Rice University ya si Zhu Peng, Liu Chunyan tan Xia Chuan, si J. Evans Attwell-Welch, sakey a postdoctoral researcher, so manunan toon mangaasikaso ed sayan papel.
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Oras na pangi-post: Enero-29-2021