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世界上最强大的X射线激光器旨在解决中子难题,发现暗物质
欧洲X射线自由电子激光器(XFEL)已被开发用于寻找轴子。暗物质是一种神秘的物质,构成了宇宙的大部分质量。科学家们知道它的存在,因为它对星系的引力作用,但我们看不到它,它的确切性质仍然未知。他们认为,一种被称为轴子的假想粒子可能是暗物质的关键组成部分。现在,牛津大学、英国科学技术设施委员会(STFC)和其他 ...
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