User profiles for Zifan Xu

Zifan Xu

University of Texas at Austin
Verified email at utexas.edu
Cited by 674

Synthesis of hydroxylamine from air and water via a plasma-electrochemical cascade pathway

X Kong, J Ni, Z Song, Z Yang, J Zheng, Z Xu, L Qin… - Nature …, 2024 - nature.com
Hydroxylamine is an important nitrogenous feedstock for the chemical industry. Conventional
hydroxylamine synthesis methods utilize ammonia as the nitrogen source and require …

Evidence for a higher-order topological insulator in a three-dimensional material built from van der Waals stacking of bismuth-halide chains

…, M Kobayashi, Z Jiang, K Kuroda, T Takahashi, Z Xu… - Nature Materials, 2021 - nature.com
Low-dimensional van der Waals materials have been extensively studied as a platform with
which to generate quantum effects. Advancing this research, topological quantum materials …

Dynamic Metal–Ligand Coordination Boosts CO2 Electroreduction

X Kong, J Zhao, Z Xu, Z Wang, Y Wu… - Journal of the …, 2023 - ACS Publications
The interfacial structure of heterogeneous catalysts determines the reaction rate by adjusting
the adsorption behavior of reaction intermediates. Unfortunately, the catalytic performance …

Benchmarking reinforcement learning techniques for autonomous navigation

Z Xu, B Liu, X Xiao, A Nair… - 2023 IEEE International …, 2023 - ieeexplore.ieee.org
Deep reinforcement learning (RL) has brought many successes for autonomous robot
navigation. However, there still exists important limitations that prevent real-world use of RL-based …

Applr: Adaptive planner parameter learning from reinforcement

Z Xu, G Dhamankar, A Nair, X Xiao… - … on robotics and …, 2021 - ieeexplore.ieee.org
Classical navigation systems typically operate using a fixed set of hand-picked parameters (eg
maximum speed, sampling rate, inflation radius, etc.) and require heavy expert re-tuning …

UV‐Induced Synthesis of Graphene Supported Iridium Catalyst with Multiple Active Sites for Overall Water Splitting

X Li, J Cao, J Chen, Y Zhu, H Xia, Z Xu… - Advanced Functional …, 2024 - Wiley Online Library
Catalysts that can promote the hydrogen evolution reaction (HER) and the oxygen evolution
reaction (OER) are in demand for efficient water splitting. Here, a general and practical UV‐…

Atomic Defects Engineering Boosts Urea Synthesis toward Carbon Dioxide and Nitrate Coelectroreduction

Z Xu, Z Yang, H Lu, J Zhu, J Li, MH Fan, Z Zhao… - Nano Letters, 2024 - ACS Publications
The atomic defect engineering could feasibly decorate the chemical behaviors of reaction
intermediates to regulate catalytic performance. Herein, we created oxygen vacancies on the …

Appl: Adaptive planner parameter learning

X Xiao, Z Wang, Z Xu, B Liu, G Warnell… - Robotics and …, 2022 - Elsevier
While current autonomous navigation systems allow robots to successfully drive themselves
from one point to another in specific environments, they typically require extensive manual …

Dexterous legged locomotion in confined 3d spaces with reinforcement learning

Z Xu, AH Raj, X Xiao, P Stone - 2024 IEEE International …, 2024 - ieeexplore.ieee.org
Recent advances of locomotion controllers utilizing deep reinforcement learning (RL) have
yielded impressive results in terms of achieving rapid and robust locomotion across …

Causal dynamics learning for task-independent state abstraction

Z Wang, X Xiao, Z Xu, Y Zhu, P Stone - arXiv preprint arXiv:2206.13452, 2022 - arxiv.org
Learning dynamics models accurately is an important goal for Model-Based Reinforcement
Learning (MBRL), but most MBRL methods learn a dense dynamics model which is …