金屬可以說是科技的來源。297Please respect copyright.PENANA7SM3wyaYaE
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。297Please respect copyright.PENANAwkMahIAwMw297Please respect copyright.PENANAnRbonsGS7T
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(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。297Please respect copyright.PENANAfhdXrA48C1297Please respect copyright.PENANAtH1gXbfRMm
297Please respect copyright.PENANAmMfkJPwknL
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。297Please respect copyright.PENANA8vZoSsfma4
297Please respect copyright.PENANAzjVGBFUCew
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。297Please respect copyright.PENANAFJPwm8ENum
297Please respect copyright.PENANAMH6OmWVdXD
297Please respect copyright.PENANA01Dnc05RqX
(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。297Please respect copyright.PENANAdaFlctIgho297Please respect copyright.PENANAADjCCidw1S
297Please respect copyright.PENANAZYQyqo2OT2
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。297Please respect copyright.PENANApP8DMVPmqA
297Please respect copyright.PENANA7Z674owrCa
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。297Please respect copyright.PENANAYbY5sqDjXu
297Please respect copyright.PENANAuL3hLbgSSY
297Please respect copyright.PENANAQ1CPaNdAYQ
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。297Please respect copyright.PENANA1PZoaDNIGX
297Please respect copyright.PENANA4zps6LGUei
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/toc297Please respect copyright.PENANA5Ts2meud3z
297Please respect copyright.PENANADoeaNggBZ0
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。297Please respect copyright.PENANAo7u7R3GjIw
297Please respect copyright.PENANA6l3YoeIRFn
Link:297Please respect copyright.PENANANXXya2TMCB
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio297Please respect copyright.PENANAwpL9tcBv2l
297Please respect copyright.PENANAVWPOjqtRMA
297Please respect copyright.PENANAiLHX9zvAL9
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。297Please respect copyright.PENANAblRR33YckL
297Please respect copyright.PENANAsc6a37FKpN
Ref1:https://advances.sciencemag.org/content/7/17/eabd9210297Please respect copyright.PENANABcJfz5lcMD
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科普專欄–薯不揀單
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薯仔聞茱莉
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ISSUE #214
三十秒科學–銅之鍊金細菌
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