Improvement in the performance of solar adaptive optics

来源 :天文和天体物理学研究:英文版 | 被引量 : 0次 | 上传用户:F8251256
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
Adaptive optics(AO), which provides diffraction limited imaging over a field-of-view(FOV), is a powerful technique for solar observation. In the tomographic approach, each wavefront sensor(WFS) is looking at a single reference that acts as a guide star. T
其他文献
本研究旨在分析非霍奇金淋巴瘤(NHL)的临床资料,探讨影响预后的因素。对125例NHL病例进行了回溯性分析。结果发现,125例病例中B—NHL85例(68%),T—NHL35例(28%),不能分类的5例(4%)。B—NHL易
背诵作为一种母语学习的主要方法,在中国传统的文化教育中具有悠久的历史,对提高中华民族的文化素养发挥了重要的作用。笔者认为背诵对外语学习也不例外。大量理论和实践证明
In January, 2008 the Chinese Small Telescope ARray (CSTAR) was suc-cessfully deployed at Dome A, Antarctica. Because CSTAR consists of four static14.5 cm telescop
The brightest optical flash from a γ-ray burst (GRB) was, briefly, a naked- eye object. Several other GRBs have produced optical transients only slightly faint
根据真菌Δ6-脂肪酸脱氢酶保守的氨基酸序列设计简并引物进行RT-PCR,获得一个593 bp的cDNA片段,再根据获得的部分序列设计基因特异性引物,通过cDNA末端扩增技术(RACE)获得该c
为探讨慢性粒细胞白血病临床分期与端粒酶活性的关系,采用聚合酶链反应-酶联免疫吸附法(PCR-ELISA)测定骨髓细胞端粒酶活性.结果发现,正常骨髓细胞端粒酶活性低,慢性粒细胞白
We investigated the environment of the infrared dust bubble N68 and searched for evidence of triggered star formation in its surroundings.We performed a multiwa
Time-series photometric observations were made for the high amplitudeδScuti star CW Ser between 2011 and 2012 at the Xinglong Station of National Astronomical
双语教学已经成为我国教育界的一个热点,各级各类学校大都在进行双语教学理论与实践的探索.但职业院校的双语教学却相对滞后。本文主要探讨了高职院校双语教学的必要性、双语教
We investigate the effects of strong magnetic fields upon the large-scale properties of neutron and protoneutron stars.In our calculations,the neutron star matt