Publications (103)
FairAdapter: Detecting AI-generated Images with Improved Fairness
Feng Ding, Jun Zhang, Xinan He +1
The high-quality, realistic images generated by generative models pose significant challenges for exposing them.So far, data-driven deep neural networks have been justified as the…
Comet-like tails of disintegrating exoplanets explained by escaping outflows emanated from the permanent nightside: day-side versus night-side escape
Wanying Kang, Feng Ding, Robin Wordsworth +1
Ultra-hot disintegrating exoplanets have been detected with tails trailing behind and/or shooting ahead of them. These tails are believed to be made of dusts that are carried upwar…
An Overlay Multicast Routing Method Based on Network Situational Awareness and Hierarchical Multi-Agent Reinforcement Learning
Miao Ye, Yanye Chen, Yong Wang +4
Compared with IP multicast, Overlay Multicast (OM) offers better compatibility and flexible deployment in heterogeneous, cross-domain networks. However, traditional OM struggles to…
Molecular Dynamics Study of Bamboo-like Carbon Nanotube Nucleation
Feng Ding, Kim Bolton, Arne Rosen
MD simulations based on an empirical potential energy surface were used to study the nucleation of bamboo-like carbon nanotubes (BCNTs). The simulations reveal that inner walls of…
Chemically Induced Transformation of CVD-Grown Bilayer Graphene into Single Layer Diamond
Pavel V. Bakharev, Ming Huang, Manav Saxena +12
Notwithstanding numerous density functional studies on the chemically induced transformation of multilayer graphene into a diamond-like film, a comprehensive convincing experimenta…
Ultra-Long Homochiral Graphene Nanoribbons Grown Within h-BN Stacks for High-Performance Electronics
Bosai Lyu, Jiajun Chen, Sen Wang +21
Van der Waals encapsulation of two-dimensional materials within hexagonal boron nitride (h-BN) stacks has proven to be a promising way to create ultrahigh-performance electronic de…
The role of the catalytic particle temperature gradient for SWNT growth from small particles
Feng Ding, Arne Rosen, Kim Bolton
The Vapour-Liquid-Solid (VLS) model, which often includes a temperature gradient (TG) across the catalytic metal particle, is often used to describe the nucleation and growth of ca…
Observation of robust macroscale structural superlubricity
Minhao Han, Deli Peng, Dinglin Yang +10
Structural superlubricity (SSL) promises nearly frictionless and wearless sliding, but has until now been considered a special and extreme interfacial phenomenon limited to micro-…
Direct observation of silver nanoparticle-ubiquitin corona formation
Feng Ding, Slaven Radic, Poonam Choudhary +3
Upon entering physiological environments, nanoparticles readily assume the form of a nanoparticle-protein corona that dictates their biological identity. Understanding the structur…
Decoupling Bias, Aligning Distributions: Synergistic Fairness Optimization for Deepfake Detection
Feng Ding, Wenhui Yi, Yunpeng Zhou +3
Fairness is a core element in the trustworthy deployment of deepfake detection models, especially in the field of digital identity security. Biases in detection models toward diffe…
Breaking Latent Prior Bias in Detectors for Generalizable AIGC Image Detection
Yue Zhou, Xinan He, KaiQing Lin +3
Current AIGC detectors often achieve near-perfect accuracy on images produced by the same generator used for training but struggle to generalize to outputs from unseen generators.…
Channel-Adaptive Wireless Image Semantic Transmission with Learnable Prompts
Liang Zhang, Danlan Huang, Xinyi Zhou +3
Recent developments in Deep learning based Joint Source-Channel Coding (DeepJSCC) have demonstrated impressive capabilities within wireless semantic communications system. However,…
Dependence of SWNT Growth Mechanism on Temperature and Catalyst Particle Size: Bulk versus Surface Diffusion
Feng Ding, Arne Rosen, Kim Bolton
MD simulations reveal that many aspects of SWNT nucleation and growth from solid and liquid metal particles are similar. In both cases graphitic islands lift off the cluster surfac…
From cluster to nanocrystal: the continuous evolution and critical size of copper clusters revealed by machine learning
Hongsheng Liu, Luneng Zhao, Yaning Li +5
The evolution of cluster structure with size and the critical size for the transition from cluster to nanocrystal have long been fundamental problems in nanoscience. Due to limitat…
Decoupling Forgery Semantics for Generalizable Deepfake Detection
Wei Ye, Xinan He, Feng Ding
In this paper, we propose a novel method for detecting DeepFakes, enhancing the generalization of detection through semantic decoupling. There are now multiple DeepFake forgery tec…
JND-Based Perceptual Optimization For Learned Image Compression
Feng Ding, Jian Jin, Lili Meng +1
Recently, learned image compression schemes have achieved remarkable improvements in image fidelity (e.g., PSNR and MS-SSIM) compared to conventional hybrid image coding ones due t…
Redundant Semantic Environment Filling via Misleading-Learning for Fair Deepfake Detection
Xinan He, Yue Zhou, Shu Hu +3
Detecting falsified faces generated by Deepfake technology is essential for safeguarding trust in digital communication and protecting individuals. However, current detectors often…
Novel Atmospheric Dynamics Shape Inner Edge of Habitable Zone Around White Dwarfs
Ruizhi Zhan, Daniel D. B. Koll, Feng Ding
White dwarfs offer a unique opportunity to search nearby stellar systems for signs of life, but the habitable zone around these stars is still poorly understood. Since white dwarfs…
Phase transformation kinetics in MoS2 governed by S-S repulsive interactions and defect-interface compatibility
Pai Li, Ziao Tian, ZengFeng Di +1
The metastable T' phase in monolayer MoS2 exhibits remarkable persistence despite a strong thermodynamic driving force toward the stable H phase. Using machine learning-accelerated…
A New Line-By-Line General Circulation Model for Simulations of Diverse Planetary Atmospheres: Initial Validation and Application to the Exoplanet GJ 1132b
Feng Ding, Robin D. Wordsworth
Exploring diverse planetary atmospheres requires modeling tools that are both accurate and flexible. Here, we develop a three-dimensional general circulation model (3D GCM) that fo…
MPF-Net: Exposing High-Fidelity AI-Generated Video Forgeries via Hierarchical Manifold Deviation and Micro-Temporal Fluctuations
Xinan He, Kaiqing Lin, Yue Zhou +8
With the rapid advancement of video generation models such as Veo and Wan, the visual quality of synthetic content has reached a level where macro-level semantic errors and tempora…
CAMEMBERT: A Mini-Neptunes GCM Intercomparison, Protocol Version 1.0. A CUISINES Model Intercomparison Project
Duncan A. Christie, Elspeth K. H. Lee, Hamish Innes +19
With an increased focus on the observing and modelling of mini-Neptunes, there comes a need to better understand the tools we use to model their atmospheres. In this paper, we pres…
DiffFace-Edit: A Diffusion-Based Facial Dataset for Forgery-Semantic Driven Deepfake Detection Analysis
Feng Ding, Wenhui Yi, Xinan He +3
Generative models now produce imperceptible, fine-grained manipulated faces, posing significant privacy risks. However, existing AI-generated face datasets generally lack focus on…
Facet-dependent Chemical Kinetics Governed Growth of Twisted Graphene Layers with Pre-designed Angles
Chaowu Xue, Mengzhao Sun, Zixuan Zhou +8
Twisted graphene layers (TGLs) provide a powerful platform for investigating multiple quantum phenomena, yet their scalable deployment is hindered by the lack of reliable synthesis…
Exploring the gap between thermal operations and enhanced thermal operations
Yuqiang Ding, Feng Ding, Xueyuan Hu
The gap between thermal operations (TO) and enhanced thermal operations (EnTO) is an open problem raised in [Phys. Rev. Lett. 115, 210403 (2015)]. It originates from the limitation…
Formation of Near-surface Atmospheric Inversion and Surface Inversion in Hothouse Climates
Jiachen Liu, Feng Ding, Jun Yang
A hothouse climate may develop throughout Earth's history and its warming future and on potentially habitable exoplanets near the inner edge of the habitable zone. Previous studies…
The Phase-curve Signature of Condensible Water-rich Atmospheres on Slowly Rotating Tidally Locked Exoplanets
Feng Ding, Raymond T. Pierrehumbert
We use an idealized three-dimensional general circulation model to study condensible-rich atmospheres with an ineffective cold trap on slowly rotating tidally locked terrestrial pl…
Step-directed Epitaxy of Uni-directional Hexagonal Boron Nitride on Vicinal Ge(110)
Ju-Hyun Jung, Chao Zhao, Seong-Jun Yang +8
Insulating hexagonal boron nitride (hBN) films with precisely controlled thickness are ideal dielectric components to modulate various interfaces in electronic devices. To achieve…
Intermediates of Forming Transition Metal Dichalcogenide Heterostructures Revealed by Machine Learning Simulations
Luneng Zhao, Hongsheng Liu, Yuan Chang +4
Two-dimensional (2D) transition metal dichalcogenide (TMD) van der Waals heterostructures (vdWHs) hold promise for high-performance electronics, but their large-scale synthesis rem…
Influence of Planetary Rotation on Supersonic Flow of Lava Planets: A Two-Dimensional Horizontal Model Analysis
Zhuo-Yang Song, Feng Ding, Wanying Kang
The study of lava planets has attracted significant attention recently because of their close proximity to their host stars, which enhances their detectability for atmospheric char…
Cloud Behaviour on Tidally Locked Rocky Planets from Global High-resolution Modeling
Jun Yang, Yixiao Zhang, Zuntao Fu +6
Determining the behaviour of convection and clouds is one of the biggest challenges in our understanding of exoplanetary climates. Given the lack of in situ observations, one of th…
Silane-Catalyzed Fast Growth of Large Single-Crystalline Graphene on Hexagonal Boron Nitride
Shujie Tang, Haomin Wang, Hui Shan Wang +12
The direct growth of high-quality, large single-crystalline domains of graphene on a dielectric substrate is of vital importance for applications in electronics and optoelectronics…
Potential Surface Ice Distribution on Close-in Terrestrial Exoplanets around M dwarfs
Yueyun Ouyang, Feng Ding
Previous studies suggested that surface ice could be distributed on close-in terrestrial exoplanets around M-dwarfs if heat redistribution on the planets is very inefficient. In ge…
Atomically Sharp, Closed Bilayer Phosphorene Edges by Self-Passivation
Sol Lee, Yangjin Lee, Li Ping Ding +3
Two-dimensional (2D) crystals' edge structures not only influence their overall properties but also dictate their formation due to edge-mediated synthesis and etching processes. Ed…
Wafer-scale CVD Growth of Monolayer Hexagonal Boron Nitride with Large Domain Size by Cu Foil Enclosure Approach
Xiuju Song, Junfeng Gao, Teng Gao +7
Chemical vapor deposition synthesis of large domain hexagonal boron nitride (h-BN) with uniform thickness on Cu foils is of great challenge, originating from the extremely high nuc…
Advances in modeling complex materials: The rise of neuroevolution potentials
Penghua Ying, Cheng Qian, Rui Zhao +4
Interatomic potentials are essential for driving molecular dynamics (MD) simulations, directly impacting the reliability of predictions regarding the physical and chemical properti…
Probing charge redistribution at the interface of self-assembled cyclo-P5 pentamers on Ag(111)
Outhmane Chahib, Yulin Yin, Jung-Ching Liu +6
Phosphorus pentamer (cyclo-P5-) ions are unstable in nature but can be synthesized at the Ag(111) surface. Unlike monolayer black phosphorous, little is known about their electroni…
True Polar Wander of Lava Worlds
Wanying Kang, Francis Nimmo, Feng Ding
As one of the most detectable types of terrestrial planets, lava worlds are highly prioritized targets for exoplanet atmosphere characterization since their atmospheres may reveal…
Simplicity Prevails: The Emergence of Generalizable AIGI Detection in Visual Foundation Models
Yue Zhou, Xinan He, Kaiqing Lin +3
While specialized detectors for AI-Generated Images (AIGI) achieve near-perfect accuracy on curated benchmarks, they suffer from a dramatic performance collapse in realistic, in-th…
Stabilization of dayside surface liquid water via tropopause cold trapping on arid slowly rotating tidally locked planets
Feng Ding, Robin D. Wordsworth
Terrestrial-type exoplanets orbiting nearby red dwarf stars (M-dwarfs) are among the best targets for atmospheric characterization and biosignature searches in the near future. Rec…
Magic Graphene Clusters Formation in the graphene CVD growth process on Ru and Rh
Junfeng Gao, Feng Ding
To improve atomically controlled chemical vapor deposition (CVD) growth of graphene, understanding the evolution from various carbon species to a graphene nuclei on various catalys…
Detecting Multimedia Generated by Large AI Models: A Survey
Li Lin, Neeraj Gupta, Yue Zhang +7
The rapid advancement of Large AI Models (LAIMs), particularly diffusion models and large language models, has marked a new era where AI-generated multimedia is increasingly integr…
GAN-based Image Compression with Improved RDO Process
Fanxin Xia, Jian Jin, Lili Meng +2
GAN-based image compression schemes have shown remarkable progress lately due to their high perceptual quality at low bit rates. However, there are two main issues, including 1) th…
Atmospheric Evolution on Low-gravity Waterworlds
Constantin W. Arnscheidt, Robin D. Wordsworth, Feng Ding
Low-gravity waterworlds () are of interest for their potential habitability. The weakly bound atmospheres of such worlds have proportionally larger radiat…
ML-CLIPSim: Multi-Layer CLIP Similarity for Machine-Oriented Image Quality
Feng Ding, Haisheng Fu, Jie Liang +3
We study full-reference image quality assessment from a machine-centric perspective, where images are evaluated by how well they preserve information for downstream models. We form…
Theoretical Studies on Sodium Storage Mechanism in Hard Carbon Anodes of Sodium-Ion Batteries: Molecular Simulations Based on Machine Learning Force Fields
Zhaoming Wang, Guanghui Shi, Guanghui Wang +3
Sodium-ion batteries (SIBs) have garnered significant attention in recent years as a promising alternative to lithium-ion batteries (LIBs) due to their low cost, abundant sodium re…
Folding of Cu, Zn superoxide dismutase and Familial Amyotrophic Lateral Sclerosis
Sagar D. Khare, Feng Ding, Nikolay V. Dokholyan
Cu,Zn superoxide dismutase (SOD1) has been implicated in the familial form of the neurodegenerative disease Amyotrophic Lateral Sclerosis (ALS). It has been suggested that mutant m…
Masking Quantum Information on Hyperdisks
Feng Ding, Xueyuan Hu
Masking information is a protocol that encodes quantum information into a bipartite entangled state while the information is completely unknown to local systems. This paper explici…
Graphene Nucleation on Transition Metal Surface: Structure Transformation and Role of the Metal Step Edge
Junfeng Gao, Joanne Yip, Jijun Zhao +2
The nucleation of graphene on a transition metal (TM) surface, either on a terrace or near a step edge, is systematically explored using density functional theory (DFT) calculation…
ChWDTA: Channel-wise Wavelet-Domain Transformer Attention and Entropy Modeling for Learned Image Compression
Haisheng Fu, Runyu Yang, Feng Ding +5
State-of-the-art learned image compression (LIC) schemes are increasingly based on hybrid CNN-transformer architectures. To further improve rate-distortion performance, we introduc…
Customizable ROI-Based Deep Image Compression
Jian Jin, Fanxin Xia, Feng Ding +5
Region of Interest (ROI)-based image compression optimizes bit allocation by prioritizing ROI for higher-quality reconstruction. However, as the users (including human clients and…
Grain Boundaries in Chemical Vapor Deposited Atomically Thin Hexagonal Boron Nitride
Xibiao Ren, Jichen Dong, Peng Yang +8
Large-area two-dimensional (2D) materials for technical applications can now be produced by chemical vapor deposition (CVD). Unfortunately, grain boundaries (GBs) are ubiquitously…
Preserving Fairness Generalization in Deepfake Detection
Li Lin, Xinan He, Yan Ju +3
Although effective deepfake detection models have been developed in recent years, recent studies have revealed that these models can result in unfair performance disparities among…
Turning Insulators into Accelerators: Deciphering the Interfacial Conductivity Boost in ZrO2-Li2ZrCl6 Composites through Machine Learning Molecular Dynamics Simulations
Boyuan Xu, Chen Qian, Liyi Bai +3
Halide solid-state electrolytes have emerged as promising candidates for all-solid-state lithium batteries due to their high oxidative stability and deformability, yet their modera…
Trillion-atom molecular dynamics simulations with ab initio accuracy
Pengfei Suo, Wudi Cao, Xingxing Wu +14
Material properties are fundamentally dictated by multiscale phenomena, which often reach mesoscale in size. The μm mesoscale is also the size which can be observed directly under…
Experimental Catalytic Amplification of Asymmetry
Chao Zhang, Xiao-Min Hu, Feng Ding +6
The manipulation and transformation of quantum resources are key parts of quantum mechanics. Among them, asymmetry is one of the most useful operational resources, which is widely…
Ultrafast Epitaxial Growth of Metre-Sized Single-Crystal Graphene on Industrial Cu Foil
Xiaozhi Xu, Zhihong Zhang, Jichen Dong +20
A foundation of the modern technology that uses single-crystal silicon has been the growth of high-quality single-crystal Si ingots with diameters up to 12 inches or larger. For ma…
Bistability, Oscillations, and Multistability on Hycean Planets
Yichen Gao, Daniel D. B. Koll, Feng Ding
Hycean planets are hypothetical exoplanets characterized by oceans and -rich atmospheres. These planets are high-priority targets for biosignature searches, as they com…
How oxygen influences the catalytic activity of iron during carbon nanotube nucleation
Ben McLean, Alister J. Page, Feng Ding
The catalytic activity of metal nanoparticles toward nucleation of single-walled carbon nanotubes (SWCNTs) is fundamental to achieving structure-controlled growth using catalytic c…
Catalytic growth of ultralong graphene nanoribbons on insulating substrates
Bosai Lyu, Jiajun Chen, Shuo Lou +22
Graphene nanoribbons (GNRs) with widths of a few nanometres are promising candidates for future nano-electronic applications due to their structurally tunable bandgaps, ultrahigh c…
Distributed simultaneous state and parameter estimation of nonlinear systems
Siyu Liu, Xunyuan Yin, Jinfeng Liu +1
In this paper, we consider distributed simultaneous state and parameter estimation for a class of nonlinear systems, for which the augmented model comprising both the states and th…
HALO: Half Life-Based Outdated Fact Filtering in Temporal Knowledge Graphs
Feng Ding, Tingting Wang, Yupeng Gao +3
Outdated facts in temporal knowledge graphs (TKGs) result from exceeding the expiration date of facts, which negatively impact reasoning performance on TKGs. However, existing reas…
The Kinetics of Chirality Assignment in Catalytic Single Walled Carbon Nanotube Growth
Ziwei Xu, Tianying Yan, Feng Ding
Chirality-selected single-walled carbon nanotubes (SWCNTs) ensure a great potential of building ~1 nm sized electronics. However, the reliable method for chirality-selected SWCNT i…
Magic momenta and three dimensional Landau levels from a three dimensional graphite moiré superlattice
Xin Lu, Bo Xie, Yue Yang +5
Twisted bilayer graphene (TBG) and other quasi-two-dimensional moiré superlattices have attracted significant attention due to the emergence of various correlated and topological…
The Strength of Mechanically-Exfoliated Monolayer Graphene
Xin Zhao, Dimitrios G. Papageorgiou, Liyan Zhu +2
The deformation and fracture behaviour of one-atom-thick mechanically exfoliated graphene has been studied in detail. Monolayer graphene flakes with different lengths, widths and s…
Preferred Synthesis of Armchair Transition Metal Dichalcogenide Nanotubes
Abid, Luneng Zhao, Ju Huang +25
In this work, we present the synthesis of transition-metal dichalcogenide (TMDC) nanotubes with a preferred chiral angle. SnS2, MoS2, and WS2 are formed with high yield and structu…
Retention of surface water on tidally locked rocky planets in the Venus zone around M dwarfs
Yueyun Ouyang, Feng Ding, Jun Yang
Terrestrial planets within the Venus zone surrounding M dwarf stars can retain surface ice caps on the perpetual dark side if atmospheric heat transport is inefficient, {as suggest…
LSTC-MDA: A Unified Framework for Long-Short Term Temporal Convolution and Mixed Data Augmentation in Skeleton-Based Action Recognition
Feng Ding, Haisheng Fu, Soroush Oraki +1
Skeleton-based action recognition faces two longstanding challenges: the scarcity of labeled training samples and difficulty modeling short- and long-range temporal dependencies. T…
Theoretical study of position-dependent defect formation in a single-walled carbon nanotube: Stability towards an open end
Feng Ding
Point defects, including atom vacancy, add atom and Stone-Wale defect, close to a (5, 5) single-walled carbon nanotube (SWNT) end were studied by DFT, semi-empirical PM3 method and…
Amplifying asymmetry with correlated catalysts
Feng Ding, Xueyuan Hu, Heng Fan
We investigate the basic constraint on amplifying the asymmetry in quantum states with correlated catalysts. Here a correlated catalyst is a finite-dimensional auxiliary, which exa…
Size dependence of the Graphene Islands Moving on Cu (111) Surface during the CVD Growth
Ziwei Xu, Changshuai Shi, Lu Qiu +1
The graphene islands, formed as different sizes, are crucial for the final quality of the formed graphene during the CVD growth either as the nucleation seeds or as the build block…
Dynamics of atmospheres with a non-dilute condensible component
Raymond T. Pierrehumbert, Feng Ding
The diversity of characteristics for the host of recently discovered exoplanets opens up a great deal of fertile new territory for geophysical fluid dynamics, particularly when the…
Dynamics of growing carbon nanotube interfaces probed by machine learning-enabled molecular simulations
Daniel Hedman, Ben McLean, Christophe Bichara +3
Carbon nanotubes (CNTs) are currently considered a successor to silicon in future nanoelectronic devices. To realize this, controlled growth of defect-free nanotubes is required. U…
Multiple moist climate equilibrium states on arid rocky M-dwarf planets: A last-saturation tracer analysis
Feng Ding, Robin D. Wordsworth
Terrestrial-type exoplanets orbiting nearby red dwarf stars (M dwarfs) are the first potentially habitable exoplanets suitable for atmospheric characterization in the near future.…
Prospects for water vapor detection in the atmospheres of temperate and arid rocky exoplanets around M-dwarf stars
Feng Ding, Robin D. Wordsworth
Detection of water vapor in the atmosphere of temperate rocky exoplanets would be a major milestone on the path towards characterization of exoplanet habitability. Past modeling wo…
Active rejection enables reliable generalization of universal machine-learning interatomic potentials
Mingxiang Luo, Xinnan Mao, Lu Wang +3
Universal machine learning interatomic potentials (uMLIPs) bridge quantum-mechanical accuracy and large-scale molecular dynamics, but the cost of high-accuracy calculations such as…
SCALE: Semantic- and Confidence-Aware Conditional Variational Autoencoder for Zero-shot Skeleton-based Action Recognition
Soroush Oraki, Feng Ding, Jie Liang
Zero-shot skeleton-based action recognition (ZSAR) aims to recognize action classes without any training skeletons from those classes, relying instead on auxiliary semantics from t…
Intralayer Negative Poisson's Ratio in Two-Dimensional Black Arsenic by Strain Engineering
Jingjing Zhang, Weihan Zhang, Leining Zhang +9
Negative Poisson's ratio as the anomalous characteristic generally exists in artificial architectures, such as re-entrant and honeycomb structures. The structures with negative Poi…
TraceMark-LDM: Authenticatable Watermarking for Latent Diffusion Models via Binary-Guided Rearrangement
Wenhao Luo, Zhangyi Shen, Ye Yao +3
Image generation algorithms are increasingly integral to diverse aspects of human society, driven by their practical applications. However, insufficient oversight in artificial Int…
Bottom-up Growth of Graphene Nanospears and Nanoribbons
Haibin Sun, Fengning Liu, Leining Zhang +7
Graphene nanoribbons (GNRs) are considered one of the most promising materials for next generation electronics, however a reliable and controllable synthesis method is still lackin…
Crack Detection in Infrastructure Using Transfer Learning, Spatial Attention, and Genetic Algorithm Optimization
Feng Ding
Crack detection plays a pivotal role in the maintenance and safety of infrastructure, including roads, bridges, and buildings, as timely identification of structural damage can pre…
Molecular Dynamics Study of the Catalyst Particle Size Dependence on Carbon Nanotube Growth
Feng Ding, Arne Rosen, Kim Bolton
The molecular dynamics method, based on an empirical potential energy surface, was used to study the effect of catalyst particle size on the growth mechanism and structure of singl…
Synthesizing Black-box Anti-forensics DeepFakes with High Visual Quality
Bing Fan, Shu Hu, Feng Ding
DeepFake, an AI technology for creating facial forgeries, has garnered global attention. Amid such circumstances, forensics researchers focus on developing defensive algorithms to…
Atomically-precise synthesis and simultaneous integration of 2D transition metal dichalcogenides enabled by nano-confinement
Ce Bian, Yifan Zhao, Roger Guzman +15
Two-dimensional (2D) materials, such as graphene, transition metal dichalcogenides (TMDs), and hBN, exhibit intriguing properties that are sensitive to their atomic-scale structure…
Non-Euclidean interfaces decode the continuous landscape of graphene-induced surface reconstructions
Li-Qun Shen, Hao-Jin Wang, Mengzhao Sun +8
Interfacial reconstruction between two-dimensional (2D) materials and metal substrates fundamentally governs heterostructure properties, yet conventional flat substrates fail to ca…
Folding Trp-cage to NMR resolution native structure using a coarse-grained model
Feng Ding, Sergey V. Buldyrev, Nikolay V. Dokholyan
We develop a coarse-grained protein model with a simplified amino acid interaction potential. We perform discrete molecular dynamics folding simulations of a small 20 residue prote…
Dynamic Modulation of the Transport Properties of the LaAlO3/SrTiO3 Interface Using Uniaxial Strain
Fang Zhang, Yue-Wen Fang, Ngai Yui Chan +5
Among the interfacial transport modulations to the LaAlO3/SrTiO3 (LAO/STO) heterostructure, mechanical strain has been proven to be an effective approach by growing the LAO/STO fil…
Hydrologic Cycle Weakening in Hothouse Climates
Jiachen Liu, Jun Yang, Feng Ding +2
The hydrologic cycle has wide impacts on the ocean salinity and circulation, carbon and nitrogen cycles, and the ecosystem. Under anthropogenic global warming, previous studies sho…
Self-Supervised Pre-Training for Transformer-Based Person Re-Identification
Hao Luo, Pichao Wang, Yi Xu +5
Transformer-based supervised pre-training achieves great performance in person re-identification (ReID). However, due to the domain gap between ImageNet and ReID datasets, it usual…
Artificial Intelligence-Enabled Holistic Design of Catalysts Tailored for Semiconducting Carbon Nanotube Growth
Liu Qian, Yue Li, Ying Xie +6
Catalyst design is crucial for materials synthesis, especially for complex reaction networks. Strategies like collaborative catalytic systems and multifunctional catalysts are effe…
Crystallographic Reconstruction Driven Modified Mechanical Properties in Anisotropic Rhenium Disulfides
Jung Hwa Kim, Xinyue Dai, Feng Ding +1
Atomic-scale investigation on mechanical behaviors is highly necessary to fully understand the fracture mechanics especially of brittle materials, which are determined by atomic-sc…
Towards the growth of single-crystal boron nitride monolayer on Cu
Li Wang, Xiaozhi Xu, Leining Zhang +21
Atom-layered hexagonal boron nitride (hBN), with excellent stability, flat surface and large bandgap, has been reported to be the best 2D insulator to open up the great possibiliti…
Convection in Condensible-rich Atmospheres
Feng Ding, Raymond T. Pierrehumbert
Condensible substances are nearly ubiquitous in planetary atmospheres. For the most familiar case-water vapor in Earth's present climate-the condensible gas is dilute, in the sense…
Differences in water vapor radiative transfer among 1D models can significantly affect the inner edge of the habitable zone
Jun Yang, Jeremy Leconte, Eric T. Wolf +8
An accurate estimate of the inner edge of the habitable zone is critical for determining which exoplanets are potentially habitable and for designing future telescopes to observe t…
Stochastic Search Variable Selection for Bayesian Generalized Linear Mixed Effect Models
Feng Ding, Ian Laga
Variable selection remains a difficult problem, especially for generalized linear mixed models (GLMMs). While some frequentist approaches to simultaneously select joint fixed and r…
Angstrom-wide conductive channels in black phosphorus by Cu intercalation
Suk Woo Lee, Lu Qiu, Jong Chan Yoon +8
Intercalation is an effective method to improve and modulate properties of two-dimensional materials. Even so, spatially controlled intercalation at atomic scale, which is importan…
When Diffusion Models Forget Who You Are: Identity Preservation in Face Inpainting under Large Occlusions
Feng Ding, Shuhuai Xie, Yue Zhou +3
Face inpainting with diffusion models has recently achieved impressive visual quality, yet preserving identity fidelity under significant occlusion and conflicting text guidance re…
Synthesis of large single-crystal hexagonal boron nitride grains on Cu-Ni alloy
Guangyuan Lu, Tianru Wu, Qinghong Yuan +5
Hexagonal boron nitride (h-BN) has attracted significant attention due to its superior properties as well as its potential as an ideal dielectric layer for graphene-based devices.…
VLForgery Face Triad: Detection, Localization and Attribution via Multimodal Large Language Models
Xinan He, Yue Zhou, Bing Fan +3
Faces synthesized by diffusion models (DMs) with high-quality and controllable attributes pose a significant challenge for Deepfake detection. Most state-of-the-art detectors only…
Global or Local Pure-Condensible Atmospheres: Importance of Horizontal Latent Heat Transport
Feng Ding, Raymond T. Pierrehumbert
The distribution of a pure condensible planetary atmosphere in equilibrium with a surface reservoir is revisited employing the energy budget of the climate system, emphasizing the…