紫外線從來都是可免則免,而購買薯仔則是多多益善。996Please respect copyright.PENANAJ9rmWgogvJ996Please respect copyright.PENANAvGVfZD0zPk
996Please respect copyright.PENANAOhydtbilr9
在大多數的情況下,陽光是我們接觸紫外線的最主要源頭。996Please respect copyright.PENANAqhzzYtKprY
996Please respect copyright.PENANAACkhLLQ5pH
太陽放出的紫外線根據波段可分為兩種,UVA和UVB。996Please respect copyright.PENANAuTUbVoWKBC
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。996Please respect copyright.PENANAJHUVT8ycK9
996Please respect copyright.PENANAgz1yLmJGY5
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。996Please respect copyright.PENANAi07DxILsoW
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。996Please respect copyright.PENANAcNpMEabSUk
996Please respect copyright.PENANAprX8wFkv7P996Please respect copyright.PENANAY4GgmFysmB
996Please respect copyright.PENANAze69k2WHlX
(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。996Please respect copyright.PENANAu5AyHmgD4X
996Please respect copyright.PENANAZz7O4qmlTT
(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。996Please respect copyright.PENANAfSIBntAnSj996Please respect copyright.PENANAZ2nre79QRg
996Please respect copyright.PENANAcrYDQ5fGJZ
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。996Please respect copyright.PENANAZsgM4s8YUU
996Please respect copyright.PENANA5yMNmYuNqC
(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。996Please respect copyright.PENANAfLZ3NpIeZb996Please respect copyright.PENANAzkjqyJOSro
996Please respect copyright.PENANAPr7VKc0063
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。996Please respect copyright.PENANAlBZPTOjks1
996Please respect copyright.PENANAvZWZl1WuDa
無疑,一場時裝界的科學大戰號角已徐徐奏起。996Please respect copyright.PENANAX9EQnSV3p8
996Please respect copyright.PENANAOAGChLe6pM
996Please respect copyright.PENANA7uTvj25UZt
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。996Please respect copyright.PENANANNlhjBXog8
996Please respect copyright.PENANANavTpEPYRb
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/toc996Please respect copyright.PENANAKr9sge3iB0
996Please respect copyright.PENANAn35Vz1LNsy
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。996Please respect copyright.PENANAD552N9DCGG
996Please respect copyright.PENANAyoWdi4Webk
Link:996Please respect copyright.PENANAXV8Q1V2PgW
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio996Please respect copyright.PENANA6lvgrSSG2o
996Please respect copyright.PENANAQF7r4P52q2
996Please respect copyright.PENANAm8bDLIhau6
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。996Please respect copyright.PENANAlsfDwomoLV
996Please respect copyright.PENANAhgAe6zHrwg
Ref1:https://onlinelibrary.wiley.com/doi/full/10.1002/admt.202000564996Please respect copyright.PENANAS7U9rTQPCL
996Please respect copyright.PENANArPYWz2dYeU
明日會停一日更,想花時間在講故台寫文。996Please respect copyright.PENANAtYwpx6mavT
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科普專欄–薯不揀單
作者:
薯仔聞茱莉

篇 #53
深入淺出–量度紫外線的衣服
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