金屬可以說是科技的來源。495Please respect copyright.PENANAAmndWaXtP2
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。495Please respect copyright.PENANAJFdIJ7enyW495Please respect copyright.PENANA1PJMj7Pax5
495Please respect copyright.PENANAtRN1mLUwer
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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。495Please respect copyright.PENANAKTvcJzt5rU495Please respect copyright.PENANAcFUti7jfeW
495Please respect copyright.PENANAsrdSTiwDRn
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。495Please respect copyright.PENANACLxjn9TXIi
495Please respect copyright.PENANArkpzPezLDl
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。495Please respect copyright.PENANAhoNbe9kZiL
495Please respect copyright.PENANAUpnhnzfnux
495Please respect copyright.PENANAVxwjTJ5rMv
(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。495Please respect copyright.PENANAim8FUggP8F495Please respect copyright.PENANAtznIJewB8I
495Please respect copyright.PENANAanckU4ZnBM
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。495Please respect copyright.PENANASZZQU2alkJ
495Please respect copyright.PENANAsoPDaNbGTo
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。495Please respect copyright.PENANAY2ntEnTJPP
495Please respect copyright.PENANA6VMbqhFvRT
495Please respect copyright.PENANAnkp1umfxo4
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。495Please respect copyright.PENANANKWYIsauAc
495Please respect copyright.PENANA5NXK7ICMVP
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/toc495Please respect copyright.PENANAGsEbNRh3Yr
495Please respect copyright.PENANAa7g6Oa8wrk
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。495Please respect copyright.PENANAif0jGfhk1C
495Please respect copyright.PENANAeKnJiP9y72
Link:495Please respect copyright.PENANAltRx7tAfWz
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio495Please respect copyright.PENANAVqXfoOBFbI
495Please respect copyright.PENANAVxgw7I8vCW
495Please respect copyright.PENANAdEQHnqY6Qh
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。495Please respect copyright.PENANAK9YtqOYX1O
495Please respect copyright.PENANAg8Gf8ISgbN
Ref1:https://advances.sciencemag.org/content/7/17/eabd9210495Please respect copyright.PENANAxXjQzXGmcw
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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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