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28 results on '"Songsheng, Yu-Yang"'

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1. Broad-line Region of the Quasar PG 2130+099. II. Doubling the Size Over Four Years?

2. Spectroastrometry and Reverberation Mapping (SARM) of Active Galactic Nuclei. I. The H$\beta$ Broad-line Region Structure and Black Hole Mass of Five Quasars

3. Bayesian synthesis of astrometric wobble and total light curves in close binary supermassive black holes

4. Monitoring AGNs with H$\beta$ Asymmetry. IV. First Reverberation Mapping Results of 14 AGNs

5. Revisiting Emission-Line Measurement Methods for Narrow-Line Active Galactic Nuclei

6. Differential Interferometric Signatures of Close Binaries of Supermassive Black Holes in Active Galactic Nuclei: II. Merged Broad Line Regions

7. Final stage of merging binaries of supermassive black holes: observational signatures

8. Monitoring AGNs with H$\beta$ Asymmetry. III. Long-term Reverberation Mapping Results of 15 Palomar-Green Quasars

9. Searching for quasar candidates with periodic variations from the Zwicky Transient Facility: results and implications

10. Detection of eccentric close-binary supermassive black holes with incomplete interferometric data

11. Cosmology Intertwined: A Review of the Particle Physics, Astrophysics, and Cosmology Associated with the Cosmological Tensions and Anomalies

12. Spectroastrometry and Reverberation Mapping: the Mass and Geometric Distance of the Supermassive Black Hole in the Quasar 3C 273

14. Searching for quasar candidates with periodic variations from the Zwicky Transient Facility: results and implications.

16. Revisiting Emission-line Measurement Methods for Narrow-line Active Galactic Nuclei

17. Supermassive Black Holes with High Accretion Rates in Active Galactic Nuclei. XIII. Ultraviolet Time Lag of H β Emission in Mrk 142.

21. Monitoring AGNs with Hβ Asymmetry. III. Long-term Reverberation Mapping Results of 15 Palomar–Green Quasars

23. Quasar candidates with periodic variations from the Zwicky Transient Facility. I. Sample

24. Cosmology intertwined: A review of the particle physics, astrophysics, and cosmology associated with the cosmological tensions and anomalies

26. Final stage of merging binaries of supermassive black holes: observational signatures.

28. Cosmology intertwined: A review of the particle physics, astrophysics, and cosmology associated with the cosmological tensions and anomalies

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