Publications (17)
Global finite energy weak solutions to the compressible nematic liquid crystal flow in dimension three
Junyu Lin, Baishun Lai, Changyou Wang
In this paper, we consider the initial and boundary value problem of a simplified compressible nematic liquid crystal flow in . We establish the existence of…
SkillNet: Create, Evaluate, and Connect AI Skills
Yuan Liang, Ruobin Zhong, Haoming Xu +46
Current AI agents can flexibly invoke tools and execute complex tasks, yet their long-term advancement is hindered by the lack of systematic accumulation and transfer of skills. Wi…
Characterization of the lowest excited-state ro-vibrational level of NaRb
Junyu He, Junyu Lin, Romain Vexiau +3
Starting from an ultracold sample of ground-state NaRb molecules, we investigate the lowest ro-vibrational level of the state with high resolution laser spect…
Anisotropic Polarizability of Ultracold Ground-state NaRb Molecules
Junyu Lin, Junyu He, Xin Ye +1
We report measurements of the ac polarizabilities of ultracold ground-state molecules. While the polarizability of the ground rotational state is…
Observation of generalized t-J spin dynamics with tunable dipolar interactions
Annette N. Carroll, Henrik Hirzler, Calder Miller +8
Long-range and anisotropic dipolar interactions profoundly modify the dynamics of particles hopping in a periodic lattice potential. We report the realization of a generalized t-J…
Two-axis twisting using Floquet-engineered XYZ spin models with polar molecules
Calder Miller, Annette N. Carroll, Junyu Lin +5
Polar molecules confined in an optical lattice are a versatile platform to explore spin-motion dynamics based on strong, long-range dipolar interactions. The precise tunability of…
Observation of resonant dipolar collisions in ultracold NaRb rotational mixtures
Junyu He, Xin Ye, Junyu Lin +3
We report the investigation on dipolar collisions in rotational state mixtures of ultracold bosonic NaRb molecules. The large resonant dipole-dipole interaction betwe…
Black-box Adversarial Sample Generation Based on Differential Evolution
Junyu Lin, Lei Xu, Yingqi Liu +1
Deep Neural Networks (DNNs) are being used in various daily tasks such as object detection, speech processing, and machine translation. However, it is known that DNNs suffer from r…
Forward self-similar solutions to the viscoelastic Navier-Stokes equation with damping
Baishun Lai, Junyu Lin, Changyou Wang
Motivated by \cite{JS}, we prove that there exists a global, forward self-similar solution to the viscoelastic Navier-Stokes equation with damping, that is smooth for , for an…
Revisiting Multi-modal 3D Semantic Segmentation in Real-world Autonomous Driving
Feng Jiang, Chaoping Tu, Gang Zhang +5
LiDAR and camera are two critical sensors for multi-modal 3D semantic segmentation and are supposed to be fused efficiently and robustly to promise safety in various real-world sce…
Fermi gas of polar molecules in the Pauli-blocked regime
Junyu Lin, Annette N. Carroll, Phillip Martin +6
Quantum gases of polar molecules have recently emerged as a powerful platform for exploring exotic many-body dynamics and correlated quantum behavior. To achieve the full potential…
YuFeng-XGuard: A Reasoning-Centric, Interpretable, and Flexible Guardrail Model for Large Language Models
Junyu Lin, Meizhen Liu, Xiufeng Huang +12
As large language models (LLMs) are increasingly deployed in real-world applications, safety guardrails are required to go beyond coarse-grained filtering and support fine-grained,…
Seconds-scale coherence on nuclear spin transitions of ultracold polar molecules in 3D optical lattices
Junyu Lin, Junyu He, Mucan Jin +2
Ultracold polar molecules (UPMs) are emerging as a novel and powerful platform for fundamental applications in quantum science. Here, we report characterization of the coherence be…
D^2ETR: Decoder-Only DETR with Computationally Efficient Cross-Scale Attention
Junyu Lin, Xiaofeng Mao, Yuefeng Chen +3
DETR is the first fully end-to-end detector that predicts a final set of predictions without post-processing. However, it suffers from problems such as low performance and slow con…
On static and hydrodynamic biaxial nematic liquid crystals
Junyu Lin, Yimei Li, Changyou Wang
In the first part of this paper, we will consider minimizing configurations of the Oseen-Frank energy functional for a biaxial nematics $(n, m):Ω\to \mathbb S^2\times \m…
Microwave shielding of bosonic NaRb molecules
Junyu Lin, Guanghua Chen, Mucan Jin +7
Recent years have witnessed tremendous progresses in creating and manipulating ground-state ultracold polar molecules. However, the two-body loss regardless of the chemical reactiv…
Global Well-Posedness of the Landau-Lifshitz-Gilbert equation for initial data in Morrey space
Junyu Lin, Baishun Lai, Changyou Wang
We establish the global well-posedness of the Landau-Lifshitz-Gilbert equation in for any initial data whose gradient be…