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。861Please respect copyright.PENANAxomKlrxYk0861Please respect copyright.PENANABKnKC9EMyX
861Please respect copyright.PENANAmRyhQEgEVf
(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。861Please respect copyright.PENANAM1jcQKiUg4861Please respect copyright.PENANAb7SbnZyMzN
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。861Please respect copyright.PENANAUiR2eSLJX3
861Please respect copyright.PENANAYTXJQYcInG
(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。861Please respect copyright.PENANADvrcP6k8yn861Please respect copyright.PENANAeWjWFz9RbS
861Please respect copyright.PENANAW5hsMbbSwz
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。861Please respect copyright.PENANAnn1FwVSx5i
861Please respect copyright.PENANAUAyuyRcOmr
861Please respect copyright.PENANAeayYZw9c3r
(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!861Please respect copyright.PENANAhRSbshWuSG861Please respect copyright.PENANA94SkgZCG49
861Please respect copyright.PENANA1JRB2xxjhb
861Please respect copyright.PENANAgmXOji3BXb
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。861Please respect copyright.PENANAR17uVonBTl
861Please respect copyright.PENANAeIEhigfH0K
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/toc861Please respect copyright.PENANAf9Th3KK27x
861Please respect copyright.PENANAxrlOedSFJf
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。861Please respect copyright.PENANAONz9EL4oDU
861Please respect copyright.PENANAKwwJ0SusTY
Link:861Please respect copyright.PENANAN8DLAGe8EW
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio861Please respect copyright.PENANAfKdw0eCaTi
861Please respect copyright.PENANATXmkQUEAr3
861Please respect copyright.PENANAuhoTbceEh4
基於WhatsApp/Facebook等問題,IG將不會再作更新,只會寄居本土LIHKG及Penana。861Please respect copyright.PENANAWyxTdbRW9s
861Please respect copyright.PENANA8iP3bFqyYk
Ref1:https://advances.sciencemag.org/content/7/5/eabd7342861Please respect copyright.PENANAeQfeHCrFVU
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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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