Much of the progress in astronomy has been driven by instrumental developments, from the
first telescopes to fiber fed spectrographs. In this review, we describe the field of …

Extreme adaptive optics (AO) systems are now in operation across the globe. These
systems, capable of high order wavefront correction, deliver Strehl ratios of $\sim 90\% $ in …

We present a method of frequency stabilizing a broadband etalon that can serve as a high-
precision wavelength calibrator for an echelle spectrograph. Using a laser to probe the …

摘要用于天文高分辨光谱波长定标的法布里-珀罗标准具(FPE) 具有宽波长覆盖与密集透过峰
序列的光谱, 有望实现比传统定标源更高的波长定标精度. 然而FPE 透过峰波长是未知的 …

Single-mode fiber (SMF) spectrographs fed with adaptive optics (AO) offer a unique path for
achieving extremely precise radial velocity (EPRV) measurements. We present a radial …

We report on the construction and testing of a vacuum-gap Fabry–Pérot etalon calibrator for
high precision radial velocity spectrographs. Our etalon is traced against a rubidium …

In the field of inter-satellite laser communication, achieving high-quality communication and
compensating for the Doppler frequency shift caused by relative motion necessitate lasers …

Precise wavelength calibration is a persistent problem for highest precision Doppler
spectroscopy. The ideal calibrator provides an extremely stable spectrum of equidistant …

We report on the construction and testing of a vacuum-gap Fabry-Perot etalon calibrator for
high precision radial velocity spectrographs. The etalon is referenced against hyper fine …

The fields of Astronomy and Astrophysics are technology limited, where the advent and
application of new technologies to astronomy usher in a flood of discoveries altering our …