金屬可以說是科技的來源。489Please respect copyright.PENANAaMxAkuPp5P
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。489Please respect copyright.PENANAobPdLrDP0d489Please respect copyright.PENANA3EL2oFQFUX
489Please respect copyright.PENANAM8WSBup2NY
489Please respect copyright.PENANAc4ewEZNPvz
(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。489Please respect copyright.PENANAZYBBgaPk0f489Please respect copyright.PENANAZS6OpzvWc9
489Please respect copyright.PENANA6t0kFv1K5Y
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。489Please respect copyright.PENANAMklfaTBdW8
489Please respect copyright.PENANA0LisfGs0b4
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。489Please respect copyright.PENANAWmvOxX5r2a
489Please respect copyright.PENANA6ht3sNKAh7
489Please respect copyright.PENANAHjPkZAThMl
(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。489Please respect copyright.PENANAYad6eEbMBm489Please respect copyright.PENANA0CkjDWSCU9
489Please respect copyright.PENANA2iKh6Qyq7U
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。489Please respect copyright.PENANAoQzTxgN0ia
489Please respect copyright.PENANAUVS7YcYYn4
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。489Please respect copyright.PENANAJ5ldRN8kD0
489Please respect copyright.PENANAxL032aihEJ
489Please respect copyright.PENANAL7Xch5yb6P
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。489Please respect copyright.PENANArsDVpbBcL4
489Please respect copyright.PENANAw0qFmQVwo3
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/toc489Please respect copyright.PENANAxoUoN2ba0r
489Please respect copyright.PENANA1hDo3VT0rz
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。489Please respect copyright.PENANAVcNu4Htie4
489Please respect copyright.PENANAnCvyPuugxW
Link:489Please respect copyright.PENANAm3cOxgCpMB
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio489Please respect copyright.PENANAW0n7kO5I2S
489Please respect copyright.PENANAM8plr7rxUB
489Please respect copyright.PENANAoiHvnCD1NI
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。489Please respect copyright.PENANAKF5TPEV59c
489Please respect copyright.PENANAeHMRxdZ0fj
Ref1:https://advances.sciencemag.org/content/7/17/eabd9210489Please respect copyright.PENANApMaLpMeDv8
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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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