摘要
从夜空星光到城市灯光,发光现象在生活中俯拾皆是,在各种发光现象背后,蕴藏着丰富的化学反应原理。化学发光作为一种特殊发光形式,与传统的热发光有别,它是化学反应过程中产生的能量以光的形式释放出来的现象。鲁米诺因结构简、合成易、水溶性优且发光量子效率高,常被用于液相化学发光试剂。双草酸酯具有化学稳定性强、发光性能优、安全性高、环保性好的特点,是一种优良的发光材料。本文以科学普及为鹄的,设计开展了一系列生动的化学实验,展现鲁米诺和双草酸酯的化学发光特性,探讨其在不同环境下的应用潜力,并借助简单的实验现象向大众呈现化学发光之趣。实验包括蓝绿光交汇的发光喷泉、模拟犯罪现场血迹的检验、光影流转的充气葫芦、墨韵生辉的发光毛笔以及黑暗中的蓝色玫瑰。通过这些趣美的科普实验,直观地展示了化学发光现象,进一步探讨了其在实际应用中的可行性,彰显化学之精妙。
From the twinkling stars in the night sky to the vibrant city lights,luminescent phenomena are ubiquitous in daily life,each underpinned by intricate chemical reaction principles.Chemiluminescence,a unique form of luminescence distinct from traditional thermal radiation,occurs when the energy released during a chemical reaction is emitted as light.Luminol,known for its simple structure,easy synthesis,high water solubility,and high quantum efficiency,is widely used as a liquid-phase chemiluminescent reagent.Meanwhile,bisoxalate exhibits excellent chemical stability,strong luminescence performance,high safety,and environmental friendliness,making it an ideal luminescent material.With a focus on science popularization,this study designs and implements a series of engaging chemistry experiments to demonstrate the chemiluminescent properties of luminol and bisoxalate.These experiments explore their application potential in different environments and present the fascinating nature of chemiluminescence through simple yet captivating experimental phenomena.The experiments include a luminous fountain where blue and green light converge,a forensic simulation for detecting bloodstains at crime scenes,a glowing inflatable gourd,a luminescent calligraphy brush evoking ink aesthetics,and a radiant blue rose in the dark.By visually showcasing chemiluminescence through these intriguing and educational experiments,this study not only enhances public understanding of luminescence phenomena but also explores their practical applications,highlighting the beauty and sophistication of chemistry.
作者
张文骞
杨智
吴顺香
杨磊
顾榜
Wenqian Zhang;Zhi Yang;Shunxiang Wu;Lei Yang;Bang Gu(National Demonstration Center for Experimental Chemistry and Chemical Engineering Education(Yunnan University),School of Chemical Science and Engineering,Yunnan University,Kunming 650500,China;School of Civil Engineering,Qingdao Technological University,Qingdao 266520,Shandong Province,China)
出处
《大学化学》
2026年第3期307-321,共15页
University Chemistry
基金
云南大学课程思政示范课程(物理化学实验)
云南大学“铸牢中华民族共同体意识——五个认同”专题课程思政示范课程建设项目(物理化学实验B)。
关键词
鲁米诺
双草酸酯
化学科普
趣味性
互动性
Luminol
Bisoxalate
Chemistry popularization
Interestingness
Interactivity
