3 papers
astro-ph.CO2025
A Focused Review of Quintom Cosmology: From Quintom Dark Energy to Quintom Bounce
Tao-tao Qiu, Yifu Cai, Yang Liu +3
The recently released data of DESI DR2 favors a dynamical dark energy theory, with the equation of state crossing the cosmological constant boundary . In this paper, we brief…
astro-ph.CO2025
Testing redshift variation of the X-ray and ultraviolet luminosity relations of quasars
Jiayi Wu, Yang Liu, Hongwei Yu +1
Quasars serve as important cosmological probes and constructing accurate luminosity relations for them is essential for their use in cosmology. If the coefficients of quasar's lumi…
cond-mat.str-el2025
From Complexification to Self-Similarity: New Aspects of Quantum Criticality
Yang Liu, Erhai Zhao, Haiyuan Zou
Quantum phase transitions are a fascinating area of condensed matter physics. The extension through complexification not only broadens the scope of this field but also offers a new…