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天体脉泽:宇宙微波波段的“天然激光”
脉泽:微波波段的激光1、脉泽与激光在电磁波谱中的定位激光(Laser)作为日常生活中广泛应用的设备(如激光笔、激光打印机),其原理广为人知。与之相比,脉泽(Maser)作为激光在微波波段的物理原型(图1),由于工作波长远超可见光范围,其存在与重要性却 ...
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