木材是非常堅韌的優良建築材料,強硬要挑剔的話,就是透光度不足,造就散熱不足的問題等等。858Please respect copyright.PENANAIo816wEFO3858Please respect copyright.PENANAetm1u3EXGn
858Please respect copyright.PENANA0oLgfcIzEU
(圖2)木材之所以呈啡色及擁有堅硬的特性,全因其內部結構的木質素所致。858Please respect copyright.PENANAAkldCJ6zAY858Please respect copyright.PENANALuXsWOsMMq
現時有一些方法為了製作透明顏色的木材,不惜利用強酸等化學物破壞木質素,但壞處就是放棄了木質素所帶來的堅韌性質。858Please respect copyright.PENANAQYp6aiV4Ii
858Please respect copyright.PENANAEiMdoPL3Eu
(圖3)現時的最新方法,就是在木板上塗上雙氧水及利用紫外光的照射,針對性對木質素的色素結構做成破壞,但基於只破壞色素結構,造就堅韌性質的結構組織並不受到任何的大影響。858Please respect copyright.PENANAEhKuuMf9j9858Please respect copyright.PENANAGUr6m0htMB
858Please respect copyright.PENANAK4MazFokK3
之後再注入合適條件的環氧樹脂 (Epoxy),便可成為堅硬的透明木板。858Please respect copyright.PENANASN80G8tAdM
858Please respect copyright.PENANAGd9dOtB04S
858Please respect copyright.PENANAH9nqIEDuJV
(圖4)只要掌握落雙氧水的位置,不但可使整塊木板透明化,甚至在木版上畫公仔圖案也沒有問題!858Please respect copyright.PENANApPAiqNvTuG858Please respect copyright.PENANARiDoFOalLq
858Please respect copyright.PENANA7Rd9YQeEHf
858Please respect copyright.PENANAn858KoxNK8
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。858Please respect copyright.PENANAFhlyPC7wB4
858Please respect copyright.PENANAebu2qAMwjn
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/toc858Please respect copyright.PENANAD2R3VkyQWs
858Please respect copyright.PENANA5PzwEo5MVr
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。858Please respect copyright.PENANARFGIe2nqV3
858Please respect copyright.PENANAl346ALkWvr
Link:858Please respect copyright.PENANAxiEN6xJsjf
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio858Please respect copyright.PENANA6f32BbCePw
858Please respect copyright.PENANA7sE6tp5BNK
858Please respect copyright.PENANAo2MQOci65t
基於WhatsApp/Facebook等問題,IG將不會再作更新,只會寄居本土LIHKG及Penana。858Please respect copyright.PENANAJePmWZcCLK
858Please respect copyright.PENANAz5VxJpedrB
Ref1:https://advances.sciencemag.org/content/7/5/eabd7342858Please respect copyright.PENANAB0demekD4s
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科普專欄–薯不揀單
作者:
薯仔聞茱莉

篇 #148
三十秒科學–國王的木板
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