金屬可以說是科技的來源。490Please respect copyright.PENANAJorKqS8LLM
以銅為例,它可以製作成為各式各樣的感應器、太陽能電池、防菌薄膜等等。490Please respect copyright.PENANAasU5VEkWWP490Please respect copyright.PENANAulWzohwwuW
490Please respect copyright.PENANA7GXbXANyLA
490Please respect copyright.PENANAFROdIdfMTX
(圖2)近日有研究報告指出,在巴西銅礦中發現到有一品種的細菌可以從含銅的液體中提煉出銅金屬。490Please respect copyright.PENANAcAuIpgniS7490Please respect copyright.PENANAMUq5QVZoF5
490Please respect copyright.PENANAiw2KfEeDgT
從圖中可見,當細菌養殖在藍綠色的CuSO4液體(含銅的液體)後48小時(攝氏28度),液體便變成為金屬銅的銅色。490Please respect copyright.PENANA88XMznvxFQ
490Please respect copyright.PENANAiU8xXFVIhz
利用各種顯微鏡及相關的技術,科學家確認該細菌的確是提煉出銅金屬。490Please respect copyright.PENANAI4BmuklT0K
490Please respect copyright.PENANABoo3CX1pkb
490Please respect copyright.PENANA2Z4GBEer7q
(圖3)比較兩種飼養情況,在含銅的情況下,該細菌共表達出145種正常情況下不會表達的蛋白質。490Please respect copyright.PENANAb5cnPLQFFQ490Please respect copyright.PENANAhSxqxyIlsx
490Please respect copyright.PENANAaEzctAvr7p
暫時所假定的機制,相信是由細菌內含鐵的部份再加上檸檬酸鹽的新陳代謝協助,該細菌才得以從含銅液體中提煉出銅金屬。490Please respect copyright.PENANAU06WMVp267
490Please respect copyright.PENANAcVB4LKYjwS
若能將此投入工業化,將會大大減低提煉銅金屬所消耗的能源。490Please respect copyright.PENANAZ9VI1EebVZ
490Please respect copyright.PENANA2s93tUPfJt
490Please respect copyright.PENANAipsERJLv4s
如果想我快啲出文的話,請入去Penana網站科普專欄–薯不揀單俾一個like以及Bookmark,這對我非常之重要。490Please respect copyright.PENANAZmfzSPhvT2
490Please respect copyright.PENANAPfaMZyHURG
Link: https://www.penana.com/story/66244/%E7%A7%91%E6%99%AE%E5%B0%88%E6%AC%84-%E8%96%AF%E4%B8%8D%E6%8F%80%E5%96%AE/toc490Please respect copyright.PENANA8NszhiwZIx
490Please respect copyright.PENANAwDG7x2edXL
同時亦可以在Penana網站裡按「買一嚿/半嚿薯仔」,以課金的方式推動我繼續搜羅資料寫文,多謝。490Please respect copyright.PENANAXwZnSH3Xjq
490Please respect copyright.PENANAvSJ3emlcKS
Link:490Please respect copyright.PENANAPGloOeSWOX
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio490Please respect copyright.PENANAR4D4E5lOkp
490Please respect copyright.PENANAl1mo6Ls7DQ
490Please respect copyright.PENANAxd7sPULshS
除非Facebook及IG重開侵侵的account,否則我的IG將不會再作更新,只會寄居本土LIHKG及Penana。490Please respect copyright.PENANAgL7X8NOHDx
490Please respect copyright.PENANANC1WqtcW2q
Ref1:https://advances.sciencemag.org/content/7/17/eabd9210490Please respect copyright.PENANAwGOC4YKCid
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科普專欄–薯不揀單
作者:
薯仔聞茱莉

篇 #214
三十秒科學–銅之鍊金細菌
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