金屬可以說是科技的來源。497Please respect copyright.PENANAp55oWiGzV6
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。497Please respect copyright.PENANADG87wJHT33497Please respect copyright.PENANAnNqJQn1nBi
497Please respect copyright.PENANAgCZbDEzDmJ
497Please respect copyright.PENANAa081RFNiQj
(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。497Please respect copyright.PENANAsNuqRX1HnJ497Please respect copyright.PENANAtIHEJgtVkv
497Please respect copyright.PENANA3oO6QIuVZj
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。497Please respect copyright.PENANAL4vWOsXv3X
497Please respect copyright.PENANAvy9k7Sauy5
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。497Please respect copyright.PENANAUfUPZpKWZP
497Please respect copyright.PENANAiAv8wWUcbs
497Please respect copyright.PENANAx5v6jINvMq
(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。497Please respect copyright.PENANAsKTI3hf5wi497Please respect copyright.PENANAEWEx4eGSBR
497Please respect copyright.PENANAAm1ZRVLs0g
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。497Please respect copyright.PENANA4xtKJ6DPQS
497Please respect copyright.PENANAwZMRAdNQ6o
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。497Please respect copyright.PENANAjTIRdZBBD2
497Please respect copyright.PENANAwM4lYyoZ72
497Please respect copyright.PENANAJQr1B2VLx1
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。497Please respect copyright.PENANA50xYHdXCg5
497Please respect copyright.PENANAjKeMUqkEhI
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/toc497Please respect copyright.PENANAUsgWSbO0rg
497Please respect copyright.PENANAiEqUJ4PEbc
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。497Please respect copyright.PENANAP432nKihxI
497Please respect copyright.PENANAAaggUuADzZ
Link:497Please respect copyright.PENANAyW1weOvwzx
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio497Please respect copyright.PENANAGWLICznmgL
497Please respect copyright.PENANAPA98yCw8eu
497Please respect copyright.PENANAguXlmvUyLR
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。497Please respect copyright.PENANA7TPenbyxR7
497Please respect copyright.PENANAHaeYzhE4rQ
Ref1:https://advances.sciencemag.org/content/7/17/eabd9210497Please respect copyright.PENANARtqXBZvAMU
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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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