Mfiridwuma foforo a ɛyɛ dɛ no ma ɛyɛ dɛ a ɛyɛ akisikuru no yɛ nea mfaso wɔ so kɛse. googletag.cmd.push (adwuma () {googletag.kyerɛ ('div-gpt-ad-1449240174198-2 ');});
Mfiridwumayɛfo a wɔwɔ Rice Sukuupɔn mu redan carbon monoxide tẽẽ ayɛ no acetic acid (nnuru a wɔde di dwuma kɛse a ɛma vinegar yɛ dɛ denneennen) denam ade a ɛma vinegar yɛ dɛ a ɛkɔ so daa so, a ebetumi de anyinam ahoɔden a wɔyɛ no foforo adi dwuma yiye de ayɛ nneɛma a wɔatew ho kɛse .
Electrochemical nhyehyɛe a ɛwɔ nnuru ne biomolecular mfiridwumayɛbea a ɛwɔ Rice Sukuupɔn Brown School of Engineering no adi ɔhaw a ɛwɔ mmɔden a wɔadi kan abɔ sɛ wɔbɛtew carbon monoxide (CO) so ayɛ no acetic acid no ho dwuma. Saa akwan yi hwehwɛ sɛ wɔyɛ nneɛma foforo de tew ade no ho.
Reactor a ɛnyɛ nea atwa yɛn ho ahyia no de kɔbere nanometer cubic di dwuma sɛ ade titiriw a ɛma nneɛma yɛ kɛse ne electrolyte a ɛyɛ den soronko.
Wɔ nnɔnhwerew 150 a wɔde kɔɔ so yɛɛ adwuma wɔ aduruyɛdan mu no, acetic acid a ɛwɔ nsuo a wɔde saa mfiri yi yɛeɛ no mu no kodu 2%. Acid fã no ahotew kɔ soro kodu 98%, a eye koraa sen acid fã a ɛba denam mmɔden a wɔbɔe mfiase sɛ wɔde catalytically dan carbon monoxide ma ɛbɛyɛ nsu pɛtro no so.
Wɔde acetic acid di dwuma sɛ ade a ɛkora nneɛma so wɔ nnuruyɛ mu ka vinegar ne nnuan afoforo ho. Wɔde di dwuma sɛ ade a wɔde yɛ ink, paint ne coatings; wɔ vinyl acetate a wɔyɛ mu no, vinyl acetate ne gluu fitaa a wɔtaa de di dwuma no anim.
Rice adeyɛ no gyina reactor a ɛwɔ Wang laboratory so na ɛyɛ formic acid fi carbon dioxide (CO2) mu. Saa nhwehwɛmu yi too fapem titiriw maa Wang (a wɔpaw no nnansa yi ara sɛ Packard Fellow), a onyaa National Science Foundation (NSF) mmoa a ɛyɛ dɔla ɔpepem abien sɛ ɔnkɔ so nhwehwɛ akwan a wɔbɛfa so adan mframa a ɛma wim yɛ hyew ayɛ no pɛtro a ɛyɛ nsu.
Wang kae sɛ: “Yɛreyɛ yɛn nneɛma no foforo afi nnuru a ɛwɔ carbon biako mu a wɔfrɛ no formic acid so akɔ nnuru a ɛwɔ carbon abien mu, na ɛno yɛ den kɛse.” “Nkurɔfo fi tete de yɛ acetic acid wɔ nsu electrolytes mu, nanso wɔda so ara nyɛ adwuma yiye na nneɛma a wɔyɛ ne The problem of electrolyte separation.”
Senftle de kaa ho sɛ: “Nokwarem no, mpɛn pii no, wɔmfa CO anaa CO2 na ɛyɛ acetic acid.” “Eyi ne asɛm no: yɛretwe mframa fĩ a yɛpɛ sɛ yɛtew so no na yɛredan no nneɛma a mfaso wɔ so.”
Wɔde ahwɛyiye yɛɛ nkitahodi wɔ kɔbere a ɛma nneɛma yɛ kɛse ne anyinam ahoɔden a ɛyɛ den no ntam, na wɔde anyinam ahoɔden a ɛyɛ den no fii formic acid reactor no mu. Wang kae sɛ: “Ɛtɔ mmere bi a kɔbere bɛfa akwan horow abien so ayɛ nnuru.” "Ebetumi atew carbon monoxide so ma ayɛ acetic acid ne nsa. Yɛyɛɛ kuruwa bi a n'anim betumi ahwɛ carbon-carbon a ɛka bom no so, ne carbon-carbon no anoano Nkabom no de acetic acid ba mmom sen nneɛma afoforo."
Senftle ne ne kuw no kɔmputa so nhyehyɛe no boae ma wɔyɛɛ kuruwa no nsusuwii mu yiye. Ɔkae sɛ: “Yetumi kyerɛ anoano ko a ɛwɔ kuruwa no so, a ne titiriw no ɛyɛ nneɛma a wɔde akutu ayɛ kɛse.Ɛboa ma wobu CO nsafe bi, sɛnea ɛbɛyɛ a wobetumi ayɛ ade no ho adwuma wɔ ɔkwan bi so anaa ɔkwan foforo so.” Mmeae a ɛwɔ anoano pii boa ma wogyae abusuabɔ a ɛfata wɔ bere a ɛfata mu.”
Senftler kaa sɛ adwuma no yɛ ɔyɛkyerɛ pa a ɛkyerɛ sɛnea ɛsɛ sɛ nsusuwii ne sɔhwɛ bata ho. Ɔkae sɛ: “Efi nneɛma a wɔde ka bom wɔ reactor no mu so kosi atom-level mfiri no so no, eyi yɛ mfiridwuma mu nneɛma pii ho nhwɛso pa.” “Ɛfata molecular nanotechnology asɛmti no na ɛkyerɛ sɛnea yebetumi atrɛw mu akɔ wiase mfiri ankasa mu.”
Wang kae sɛ ade a edi hɔ a wɔbɛyɛ wɔ nhyehyɛe a wotumi sesa mu ne sɛ wɔbɛma nhyehyɛe no agyina pintinn na wɔatew ahoɔden a ɛho hia ma adeyɛ no so bio.
Rice Sukuupɔn mu adesuafo a wɔawie sukuu Zhu Peng, Liu Chunyan ne Xia Chuan, J. Evans Attwell-Welch, a ɔyɛ oduruyɛfo akyi nhwehwɛmufo no ne onipa titiriw a ɔhwɛ krataa no so.
Wubetumi anya awerɛhyem sɛ yɛn samufo adwumayɛfo no bɛhwɛ nsɛm biara a wɔde bɛmena no so yiye na wɔbɛyɛ ade a ɛfata. W’adwene ho hia yɛn paa.
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