金屬可以說是科技的來源。501Please respect copyright.PENANAoz8GgDPD5O
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。501Please respect copyright.PENANABeQ8ezj5I4501Please respect copyright.PENANAihLkh1N3Y9
501Please respect copyright.PENANAzXvTe1gB7u
501Please respect copyright.PENANApSAFYmWG6m
(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。501Please respect copyright.PENANAvD0Nu2abd7501Please respect copyright.PENANAI4HgjVU1bl
501Please respect copyright.PENANABHAKKEqT0n
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。501Please respect copyright.PENANAMFtu9qqKrL
501Please respect copyright.PENANAPV0F37rMS5
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。501Please respect copyright.PENANAZmJWZnBXs4
501Please respect copyright.PENANAXluL33Sp5f
501Please respect copyright.PENANAKwRradxRWF
(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。501Please respect copyright.PENANADb7eM5hr7n501Please respect copyright.PENANAFP7CGLeMFl
501Please respect copyright.PENANAMOABLO70yn
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。501Please respect copyright.PENANAX7s0WVkqog
501Please respect copyright.PENANA720qBXB17s
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。501Please respect copyright.PENANA331pa8B9g8
501Please respect copyright.PENANA0Uk9PjVVsd
501Please respect copyright.PENANAQnovho03SH
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。501Please respect copyright.PENANAwuuyL4DRFe
501Please respect copyright.PENANAfvUhxRnrV1
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/toc501Please respect copyright.PENANACjzY57zPrV
501Please respect copyright.PENANAn3Pu0S5voU
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。501Please respect copyright.PENANAGEqlJ82PTa
501Please respect copyright.PENANAgFOD2Zgw4n
Link:501Please respect copyright.PENANAvUV2dJgj5Z
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio501Please respect copyright.PENANASP25X4BxNm
501Please respect copyright.PENANAaMXmKiyGpD
501Please respect copyright.PENANAyDpg4ltS1d
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。501Please respect copyright.PENANAA8loSSgKOn
501Please respect copyright.PENANA1mwVbZGShs
Ref1:https://advances.sciencemag.org/content/7/17/eabd9210501Please respect copyright.PENANABpqNwyYaQs
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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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