| 1. | Application of metastable helium atomic beam in nanostructures fabrication 亚稳态氦原子束在纳米结构制作中的应用 |
| 2. | Atomic beam resonance 原子束共振 |
| 3. | Atomic beam technique 原子束技术 |
| 4. | The evaluation of measurement uncertainty for the cesium atomic beam frequency standard 铯束原子频率标准装置测量不确定度的分析 |
| 5. | Atomic beam device 原子束设备 |
| 6. | Moreover , we propose some atom - optical elements based on the vccc , such as atomic funnel , atomic beam splitter and atomic interferometer . in the scheme of the uccc 最后,利用v -型载流导体构建了多种原子光学器件,例如原子漏斗,原子分束器和原子干涉仪等。 |
| 7. | In the case of single - channel magnetic guiding , we calculate the relationship between the guiding efficiency and electric current or the transverse temperature of atomic beam . we also propose several atom - optical elements base on the uccc 本文也计算了单通道磁导引情况下,原子导引效率和电流、原子束横向温度之间的关系,并采用u -型载流导体构建了多种原子光学器件。 |
| 8. | Various schemes of atomic guiding are classified and some applications of atom - guiding technology are introduced . we also introduce atomic beam splitter in details , which is one of important elements of atom optics 本文就各种不同的原子激光导引和磁导引方案进行了分类与综述,并就中性原子导引技术的应用及原子光学的重要元器件之一“原子分束器”作了较为详细的介绍。 |
| 9. | When the beam waist wy of blue - detuned segb along the y direction is 10 mm , and its wx is decreased from 10 mm to 1mm , the absolute diffracted intensity from the segb surface will be 10 times of that from the sgb surface , which can be used to reflect an incident atomic beam with a higher normal velocity 因此,当椭圆高斯光束的w _ y = 10mm ,而w _ xw从10mn减小到1mm ,半束兰失谐椭圆高斯光束反射面的衍射光强将比同样参数条件下的sgb反射面的衍射光强提高了10倍。 |
| 10. | We propose a novel controllable atomic beam - spiller based on the uccc and discuss the splitting mechanism of the guided atomic beam in the beam splitter from two aspects of the magnetic - field distribution and the trace of the guiding centers . the splitting ratio of the beam splitter can be adjusted by adding a homogeneous bias magnetic field along the y - direction , and the relationship between the splitting ratio and the additional bias field is analyzed 本文提出了一种采用在y方向上加一偏置磁场来实现分束比可控的新颖原子分束器,并从磁场分布和导引中心轨迹两个方面,详细分析和讨论了基于u -型载流导体所构建的原子分束器的分束机制。 |