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Newsy2011.3.29---人工葉電力
Could an Artificial Leaf Power Your Home?
You're watching multisource environment news analysis from Newsy
A team of MIT scientists announced the newest breakthrough in solar energy this week. They presented their findings to the American Chemical Society. ACS says the new green technology mimics the original green.
"Scientists today claimed one of the milestones in the drive for sustainable energy -- development of the first practical artificial leaf. ... they described an advanced solar cell the size of a poker card that mimics the process, called photosynthesis, that green plants use to convert sunlight and water into energy."
The artificial leaf works by using sunlight to split water into hydrogen and oxygen. Those elements can then be recombined to produce electricity, with water as the only byproduct. While the idea isn't new, Treehugger explains this is the first model that could be mass produced.
"...the new leaf debuted last week uses cheaper materials -- namely nickle and cobalt -- that could be scaled up in manufacturing."
Lead researcher Daniel Nocera isn't shy about what it would mean to start using water as fuel. He made some bold claims about his research in a talk at Poptech more than a year ago.
"Alright, so here's your message of hope. Alright, I'm serious. That pool, if I took it to hydrogen and oxygen per second globally, you know how much energy I'd get, that I can store? Forty-three terawatts. ... The bottom line is, I'm talking about solving the energy problem with an Olympic-size pool of water."
The technology hasn't been peer-reviewed yet, but that didn't stop the CEO of India's Tata Group from signing Nocera up to build a commercial product in the next year and a half. Livemint reports the company plan to use Nocera's technology to cheaply power the third world.
"Tata's hope is that Nocera's 'personalized energy' can produce a stand-alone, mini-power plant, perhaps a refrigerator-sized box, that could reinvent rural electricity supply and bring power to about three billion people worldwide who don't have it."
So do the claims around the artificial leaf sound too good to be true, or is solar finally king of electricity? Share your thoughts in our comments section.
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Transcript by Newsy

可以人工葉權力你的家?
你看多源環境新聞分析Newsy
一隊麻省理工學院的科學家宣布了最新的突破,太陽能這個星期。他們提出了他們的調查結果向美國化學學會。加勒比國家聯盟表示,新的綠色技術模仿青原。
“科學家們聲稱今天的里程碑之一,在推動對可持續能源 - 發展的第一個實用的人工葉。...他們描述了一個先進的太陽能電池大小的撲克牌,模仿的過程,叫做光合作用,即綠色植物利用太陽光轉換成能量和水。“
該工程採用人工葉陽光把水分解成氫氣和氧氣。這些要素可以被重新組合來產生電力,以水為唯一的副產品。雖然想法並不新鮮,Treehugger解釋這是第一個模型,可以批量生產。
“...在上週推出新的一頁用更便宜的材料 - 即鎳和鈷 - 這可能是在生產規模。”
首席研究員丹尼爾諾切拉不羞於將意味著什麼,就開始使用水作為燃料。他提出了一些大膽的謠言聲稱在一次談話中,他的研究在Poptech一年多以前。
“好吧,所以這裡的您留言的希望。好吧,我是認真的。那個池子,如果我把它帶到氫氣和氧氣為全球第二,你知道我會得到多少能源,我可以存儲?四十三兆瓦。...底線是,我說的是解決能源問題的一個奧林匹克標準游泳池的水。“
該技術還沒有經過同行審查的是,但這並沒有阻止首席執行官印度塔塔集團從簽約諾切拉建設一座商業化的產品在未來一年半。 Livemint報告公司計劃使用諾切拉的技術,廉價電力第三世界。
“塔塔的希望是,諾切拉的'個性化的能量'可以產生一個獨立的,小型電廠,也許是一個冰箱大小的盒子,這可能徹底改造農村電力供應,實現權力,大約 30億世界人民誰不擁有它“。
所以,做人工周圍的索賠葉音好得是真實的,或者是太陽終於王用電?分享您的想法在我們的評論部分。
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