納米“森林”可將光和水轉化為氫燃料

受廣袤無際森林的啟發，美國加州大學聖地亞哥分校的工程師把肉眼不可見的納米線構建成納米“樹”，進而形成納米“森林”來捕獲太陽能，然後利用太陽能這種清潔能源來生產氫燃料。相關論文發表在《納米尺度》期刊上。

qingranliaozairanshaoshibupaifangyouhaiqiti，keyishixianeryanghuatandelingpaifang

，yizhibeishiweiqichedonglidezhongjiqingjienengyuan。danmuqianqingranliaodeshengchanguochengquebingbuqingjie，wulunshiconghetingdehuashiranliaozhongzhiqing，haishicongdianjieshuizhiqing，doulibukaimei
、石油或天然氣等化石燃料。

shunenggouzuidaxiandudibuhuotaiyangnengdeguanjianshitadechuizhishengchangjiegoujiqizhifanyemaodexingtai。congkongzhongkandiqiu，pingjingdehaimianboguanglinlinguanghuimingliang，ersenlinzeyuyucongcongshensuiyouan，zheshiyinweichuizhijiegounenggouxishoutaiyangneng，erpingmianjiegouzefanshetaiyangneng。

加jia州zhou大da學xue聖sheng地di亞ya哥ge分fen校xiao的de工gong程cheng師shi利li用yong自zi然ran界jie非fei常chang豐feng富fu的de矽gui和he氧yang化hua鋅xin製zhi成cheng納na米mi線xian，在zai三san維wei納na米mi線xian陣zhen列lie中zhong模mo仿fang森sen林lin生sheng長chang的de形xing態tai結jie構gou，並bing利li用yong光guang電dian化hua學xue過guo程cheng來lai分fen解jie水shui，水shui的de分fen解jie過guo程cheng可ke以yi產chan生sheng氫qing氣qi和he氧yang氣qi，提ti取qu氫qing氣qi後hou可ke作zuo為wei燃ran料liao。由you於yu在zai這zhe個ge過guo程cheng中zhong使shi用yong的de是shi清qing潔jie能neng源yuan，因yin此ci不bu會hui產chan生sheng溫wen室shi氣qi體ti，是shi一yi種zhong以yi清qing潔jie能neng源yuan來lai生sheng產chan清qing潔jie燃ran料liao的de新xin方fang式shi。

實驗中
，研究人員將納米“樹”電dian極ji浸jin沒mei在zai水shui中zhong，然ran後hou利li用yong模mo擬ni的de太tai陽yang光guang進jin行xing照zhao射she
，並bing測ce量liang電dian量liang的de輸shu出chu。結jie果guo表biao明ming，這zhe種zhong垂chui直zhi分fen支zhi結jie構gou不bu僅jin能neng夠gou捕bu獲huo大da量liang太tai陽yang能neng，同tong時shi也ye能neng最zui大da限xian度du地di提ti高gao氫qing氣qi產chan量liang。因yin為wei在zai平ping麵mian結jie構gou，氣qi泡pao必bi須xu很hen大da才cai能neng浮fu出chu水shui麵mian，而er納na米mi樹shu結jie構gou可ke以yi很hen快kuai地di提ti取qu非fei常chang小xiao的de氫qing氣qi泡pao。研yan究jiu人ren員yuan表biao示shi
，這zhe種zhong垂chui直zhi分fen支zhi結jie構gou可ke以yi為wei化hua學xue反fan應ying提ti供gong比bi平ping麵mian結jie構gou高gao40萬倍的表麵積。

yanjiurenyuanhaiyougengweiyuandademubiao，tamendeyanjingdingzailerengongguanghezuoyong。zaiziranjiedeguanghezuoyongzhong，zhiwubujinxishouyangguang，haixishoueryanghuatanheshui，chanshengtanshuihuahewugongqizishenshengchang。yanjiurenyuanxiwangweilainenggoumofangzheyiguocheng
，liyongnami“森林”來吸收大氣中的二氧化碳。