论文标题

强烈散射和超低中子的平行指导

Strong scattering and parallel guiding of ultracold neutrons

论文作者

Wang, Zhehui, Demarteau, Marcel, Morris, C. L., Shih, Yanhua

论文摘要

对于低于10内的动能的超低中子,可以在C的超材料和$^7 $ li中获得$2πl_{C} /λ\ leq 1 $的强散射。这里$ l_ {c} $和$λ$分别是连贯的散射均值自由路径和中子波长。在中子超材料的平行波导阵列中,UCN干涉法和高分辨率光谱(纳米电子伏型纳米 - 电子分辨率)作为新的实验可能性的示例。

For ultracold neutrons with a kinetic energy below 10 neV, strong scattering, characterized by $2πl_{c} / λ\leq 1$, can be obtained in metamaterials of C and $^7$Li. Here $l_{c}$ and $λ$ are the coherent scattering mean free path and the neutron wavelength, respectively. UCN interferometry and high-resolution spectroscopy (nano-electronvolt to pico-electronvolt resolution) in parallel waveguide arrays of neutronic metamaterials are given as examples of new experimental possibilities.

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