Jiangwei Xu

Paper presentation: Tests of general relativity from timing the double pulsar

by M. Kramer [arXiv:astro-ph/0609417]

Zihang Wang

Literature reading: Probing Axions with Event Horizon Telescope Polarimetric Measurements

by Y. Chen [arXiv:1905.02213]

Lijing Shao

Round table

Wenlong Li

Rehearsal for the final defense of bachelor thesis

Zhongpeng Sun

Rehearsal for the final defense of bachelor thesis

Xueli Miao

Measuring stochastic gravitational-wave energy beyond general relativity

by M. Isi & L.C. Stein [arXiv:1807.02123]