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研究人员开发基于片上微梳的光学原子钟技术 推动GPS精度提升千倍
盖世汽车讯 光学原子钟可以将手机、电脑和GPS系统中的时间和地理定位精度提高千倍。然而,目前这些设备体积庞大且复杂,难以在社会中广泛应用。据外媒报道,美国普渡大学(Purdue University)和瑞典查尔姆斯理工大学(Chalmers ...
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