紫外線從來都是可免則免,而購買薯仔則是多多益善。697Please respect copyright.PENANA5kNALTd8lu
697Please respect copyright.PENANA3O5Z78qRn3
697Please respect copyright.PENANANVINQGIiDL
在大多數的情況下,陽光是我們接觸紫外線的最主要源頭。697Please respect copyright.PENANAneAO3WCs9P
697Please respect copyright.PENANAqKjcN64UgZ
太陽放出的紫外線根據波段可分為兩種,UVA和UVB。697Please respect copyright.PENANAL1lIG35tQG
概要來說,UVA(320–400nm)會曬黑皮膚及引起皺紋,而UVB(280–320 nm)則會曬傷及曬紅皮膚。697Please respect copyright.PENANAJYNi1PrCwz
697Please respect copyright.PENANAuKhKrrdSMb
根據世衛所訂下的方式,UV指數的計法是將總紫外線的能量除以25。697Please respect copyright.PENANA3MtsRZiBvS
指數高於6表示有高度曬傷風險,而高於11更會對人體構成危險。697Please respect copyright.PENANAlMtxpnGGEX
697Please respect copyright.PENANAtKXxxbmUif
697Please respect copyright.PENANAOEDZpOKaXv
697Please respect copyright.PENANAOkIAh8QWmm
(圖2)現今智能手錶、智能眼鏡等設備已逐漸普遍,有不少更設有光觸媒二氧化鈦(TiO2)等物料可以將紫外光量化成電流,然後再根據的電流強弱判斷出紫外線指數。697Please respect copyright.PENANAtJeNX4vhzG
697Please respect copyright.PENANAXiqKfi1zTw
(圖3)近日,有科學家研發出隨著紫外光強弱而變色的麻料(Ref1),基於毛線表面凹凸不平,因而增加紫外光在裡頭多重折射的機會,變相使在感測方面比普遍的平面光觸媒更為靈敏。697Please respect copyright.PENANAxONuWL9N9v
697Please respect copyright.PENANAN0ejwKnEHW
697Please respect copyright.PENANAuIOYbVGycd
他們在文中展示出,改變原材料的做法,可達至不同效果,例如WIFI圖案展示出紫外線的強弱。697Please respect copyright.PENANAgeA0YYGLfI
697Please respect copyright.PENANAEa7C2wEW19
(圖4)他們更成功製作出隨紫外光強弱而變色的麻繩,據稱布料彈性十足穿著上非常舒適,而且製作方法可套用在任何製衣物料上。697Please respect copyright.PENANAzFEraowvBa
697Please respect copyright.PENANAY3DAE1VpYT
697Please respect copyright.PENANA2N8bH6WyOa
在文中,他們發揮了自己的小宇宙,縫出提子圖案,提子葉加上孔雀石綠感測pH,而提子則由紫外光織成麻繩用作感測UV之用。697Please respect copyright.PENANApyUUki8cmj
697Please respect copyright.PENANAZLRJquNTzD
無疑,一場時裝界的科學大戰號角已徐徐奏起。697Please respect copyright.PENANAxD682Dx6OK
697Please respect copyright.PENANAyFwnzQtXyo
697Please respect copyright.PENANAetrZpxhdfy
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。697Please respect copyright.PENANA1j5621rR5K
697Please respect copyright.PENANA52ekZeL5TT
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/toc697Please respect copyright.PENANA3rwIyWpihQ
697Please respect copyright.PENANAXhFYJe1lJI
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。697Please respect copyright.PENANANByxGz6ByI
697Please respect copyright.PENANAAGlj6j1fm7
Link:697Please respect copyright.PENANATt4k2keSXO
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio697Please respect copyright.PENANAzV1LMgMMIS
697Please respect copyright.PENANA8fypHYKLji
697Please respect copyright.PENANAoKCeK8pkRU
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。697Please respect copyright.PENANAFR8YonZ8YK
697Please respect copyright.PENANAL3LopD4sqw
Ref1:https://onlinelibrary.wiley.com/doi/full/10.1002/admt.202000564697Please respect copyright.PENANAPG1W8u8F3j
697Please respect copyright.PENANAXoTVtfDIRY
明日會停一日更,想花時間在講故台寫文。697Please respect copyright.PENANA217FWygh0j
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科普專欄–薯不揀單
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薯仔聞茱莉
篇 #53
深入淺出–量度紫外線的衣服
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