Zian Xu

collaborators

3 papers

cond-mat.str-el2026

Electronic Nematicity Revealed by Polarized Ultrafast Spectroscopy in Bilayer La $_{3}$ Ni $_{2}$ O $_{7}$

Qi-Yi Wu, De-Yuan Hu, Chen Zhang +14

We report a polarized ultrafast pump-probe study of the normal-state electronic dynamics in bilayer La $_{3}$ Ni $_{2}$ O $_{7}$ and trilayer La $_{4}$ Ni $_{3}$ O $_{10}$ single crystals at ambient p…

cs.CL2026

DeepSeek-V4: Towards Highly Efficient Million-Token Context Intelligence

DeepSeek-AI, Anyi Xu, Bangcai Lin +315

We present a preview version of DeepSeek-V4 series, including two strong Mixture-of-Experts (MoE) language models -- DeepSeek-V4-Pro with 1.6T parameters (49B activated) and DeepSe…

cs.CL2025

DeepSeek-V3.2: Pushing the Frontier of Open Large Language Models

DeepSeek-AI, Aixin Liu, Aoxue Mei +260

We introduce DeepSeek-V3.2, a model that harmonizes high computational efficiency with superior reasoning and agent performance. The key technical breakthroughs of DeepSeek-V3.2 ar…

Electronic Nematicity Revealed by Polarized Ultrafast Spectroscopy in Bilayer La3​Ni2​O7​

DeepSeek-V4: Towards Highly Efficient Million-Token Context Intelligence

DeepSeek-V3.2: Pushing the Frontier of Open Large Language Models

Electronic Nematicity Revealed by Polarized Ultrafast Spectroscopy in Bilayer La $_{3}$ Ni $_{2}$ O $_{7}$