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2024年5月2日 · 关键词：. 2024-05-02 17:01:51 环球网科技. 三星在可穿戴技术领域持续创新，准备推出新一系列智能手表及一款名为Galaxy Ring的智能戒指，旨在刷新健康与健身追踪的行业标准。. 这些新品不仅设计融合时尚与舒适，还在功能与性能上有显著提升。. 即将面世 ...
2024年4月26日 · 培育钻石的英文名是“lab grown diamond”，直译过来是实验室里培育出来的人工钻石。 它们到底是不是真的钻石？ 当然是！ 钻石是宝石级别的金刚石，成分是近乎纯的碳，是石墨等碳物质的同素异形体。 在钻石晶体内部，每个碳原子都与周围的四个碳原子紧密结合，形成一种在其他矿物中都不曾见到的特殊三维结构，正是这种致密结构使得钻石成为自然界最坚硬的矿物。 钻石和石墨的结构对比。 二者都由碳原子组成，这也是我们能用石墨制造钻石的原因。 图片来源：wikimedia. 培育钻石和天然钻石一样，都是纯碳原子构成的晶体，二者的晶体结构、物理性质、化学性质、光学性质本质上没有区别。 有专家生动地形容这二者，“天然和人工的区别，就好比河流里的冰跟冰箱里的冰的区别。
