2005级南京大学天文系本科生，2015年获得德国海德堡大学自然科学博士学位，2019年入职0567拉斯维加斯。获得国家自然科学基金优秀青年基金（海外）、重大项目课题，江苏省基础研究计划杰出青年基金等项目资助。
《理论天体物理》，大三下学期，专业核心课
《天外信使-多信使天文学浅析》，大一下学期，新生研讨课
主要研究方向为高能天体物理与粒子天体物理，尤其关注地外高能粒子（宇宙射线、光子、中微子）的天体物理起源，相关天体（如脉冲星风云、活动星系核、伽马射线暴等）的性质，以及粒子的加速与输运机制。
发表SCI论文160余篇，引用超1万篇次，作为第一作者或（共同）通讯作者发表约70篇（点此查看责任作者论文列表）。近年十篇代表作：
01. Diagnosing interstellar magnetic turbulence with TeV pulsar halos, Physical Review D, 13, L021303 (2026), by Chao-Ming Li, Ruo-Yu Liu* & Huirong Yan
02. Ultrahigh-Energy Gamma-ray Emission Associated with Black Hole-Jet Systems, National Science Review, 12, nwaf496 (2025), by The LHAASO Collaboration (incl. Ruo-Yu Liu*)
03. Mirages and Large TeV Halo-Pulsar Offsets from Cosmic-Ray Propagation, Physical Review Letters, 135,191002 (2025), by Yiwei Bao, G. Giacinti*, Ruo-Yu Liu*, Hai-Ming Zhang & Yang Chen*
04. Insights from LHAASO and IceCube into the Origin of the Galactic Diffuse TeV-PeV Emission, Nature Astronomy, 8, 628 (2024), by Kai Yan, Ruo-Yu Liu*, Rui Zhang, Chao-Ming Li, Qiang Yuan & Xiang-Yu Wang
05. A magnetized Galactic halo from inner Galaxy outflows, Nature Astronomy, 8, 1416 (2024), by He-Shou Zhang*, G. Ponti*, E. Carretti*, Ruo-Yu Liu*, M. Morris*, et al.
06. An ultrahigh-energy γ-ray bubble powered by a super PeVatron, Science Bulletin, 69, 449 (2024), by The LHAASO Collaboration (incl. Ruo-Yu Liu*)
07. A multizone view on the multiwavelength emission of blazars, Montyly Notices of Royal Astronomical Society, 526, 5054 (2023), by Ruo-Yu Liu*, Rui Xue*, Ze-Rui Wang*, Hong-Bin Tan & Markus Böttcher
08. Peta-electron volt gamma-ray emission from the Crab Nebula, Science, 373, 425 (2021), by The LHAASO Collaboration (incl. Ruo-Yu Liu*)
09. Ultrahigh-energy photons up to 1.4 petaelectronvolts from 12 γ-ray Galactic sources, Nature, 594, 33 (2021), by The LHAASO Collaboration (incl. Ruo-Yu Liu*)
10. Understanding the Multiwavelength Observation of Geminga's Tev Halo: The Role of Anisotropic Diffusion of Particles, Physical Review Letters, 123, 221103 (2019), by Ruo-Yu Liu*, Huirong Yan* & Heshou Zhang