据英国《新科学家》周刊1997年7月5日报道，美国戴维斯加利福尼亚大学的艾伦·巴尔奇，完全是在偶然的情况下发现一种含金化合物的环形分子可以发出鬼火一般的怪异黄色光。这种发光的化合物有一天也许能用在危险的地方检测三氯甲烷和二氯甲烷一类的有毒溶剂，甚至可能用来制造 According to the British “New Scientist” magazine reported on July 5, 1997, Alan Barch, of the University of California, Davis of the United States, discovered by chance completely that a ring-shaped molecule containing a gold compound can emit a spooky fire Yellow light. This glowing compound may one day be able to detect toxic solvents such as chloroform and methylene chloride in potentially dangerous locations and may even be used to make