Feng Xu
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View article: Dynamically tunable polarized mid-infrared light-emitting diodes from polarization singularities in a band-edge Weyl node
Dynamically tunable polarized mid-infrared light-emitting diodes from polarization singularities in a band-edge Weyl node Open
The polarization states of light-emitting devices in conventional semiconductors are typically deterministically fixed by optical transition selection rules. However, in emerging Weyl semiconductors, band-crossing Weyl nodes introduce exot…
View article: Carbon nanotube-based bio-inspired neuron systems via cascaded thin-film transistor-driven light emitting diodes and optoelectronic synaptic transistors for neuromorphic computing
Carbon nanotube-based bio-inspired neuron systems via cascaded thin-film transistor-driven light emitting diodes and optoelectronic synaptic transistors for neuromorphic computing Open
The development of bio-inspired neural systems has emerged as a transformative approach to overcome the limitations of von Neumann architecture, replicating the remarkable energy efficiency and unified sensory-processing capabilities of bi…
View article: Morphology-dependent activity of Pd/NiO catalysts for low-concentration methane combustion
Morphology-dependent activity of Pd/NiO catalysts for low-concentration methane combustion Open
Three high-performance Pd/NiO catalysts were successfully synthesized through precise morphological control of support, and evaluated for their catalytic performance in low-concentration methane combustion. The catalyst morphologies and cr…
View article: Demonstration of quantum error detection in a silicon quantum processor
Demonstration of quantum error detection in a silicon quantum processor Open
Quantum error detection is essential in realizing large-scale universal quantum computation, especially for quantum error correction (QEC). However, key elements for FTQC have yet to be realized in silicon qubits. Here, we demonstrate quan…
View article: Anion-Complementary Soft Solvation Electrolytes Stabilizing Dual Interfaces for High-Voltage Lithium Metal Batteries across Wide Temperatures
Anion-Complementary Soft Solvation Electrolytes Stabilizing Dual Interfaces for High-Voltage Lithium Metal Batteries across Wide Temperatures Open
Lithium metal batteries (LMBs) face severe interfacial degradation due to uncontrolled lithium dendrite growth and electrolyte decomposition. Conventional electrolytes fail to concurrently stabilize lithium metal anodes and high-voltage ca…
View article: FirmVulLinker: Leveraging Multi-Dimensional Firmware Profiling for Identifying Homologous Vulnerabilities in Internet of Things Devices
FirmVulLinker: Leveraging Multi-Dimensional Firmware Profiling for Identifying Homologous Vulnerabilities in Internet of Things Devices Open
Identifying homologous vulnerabilities across diverse IoT firmware images is critical for large-scale vulnerability auditing and risk assessment. However, existing approaches often rely on coarse-grained components or single-dimensional me…
View article: Highly efficient all-perovskite photovoltaic-powered battery with dual-function viologen for portable electronics
Highly efficient all-perovskite photovoltaic-powered battery with dual-function viologen for portable electronics Open
Photovoltaic-powered batteries offer a promising integrated solution for sustainable energy in portable electronics, yet conventional designs face challenges in integration, miniaturization, and flexibility. We address this through a dual-…
View article: An Analytical Method for Solar Heat Flux in Spacecraft Thermal Management Under Multidimensional Pointing Attitudes
An Analytical Method for Solar Heat Flux in Spacecraft Thermal Management Under Multidimensional Pointing Attitudes Open
In order to provide a theoretical basis for the thermal analysis and management of spacecraft/payload interstellar pointing attitudes, which are used for inter-satellite communication, this paper develops an analytical method for solar hea…
View article: MagShield: Towards Better Robustness in Sparse Inertial Motion Capture Under Magnetic Disturbances
MagShield: Towards Better Robustness in Sparse Inertial Motion Capture Under Magnetic Disturbances Open
This paper proposes a novel method called MagShield, designed to address the issue of magnetic interference in sparse inertial motion capture (MoCap) systems. Existing Inertial Measurement Unit (IMU) systems are prone to orientation estima…
View article: Advances in surface water and ocean topography for fine-scale eddy identification from altimeter sea surface height merging maps in the South China Sea
Advances in surface water and ocean topography for fine-scale eddy identification from altimeter sea surface height merging maps in the South China Sea Open
The recently launched Surface Water and Ocean Topography (SWOT) satellite mission has reduced the noise levels and increased resolution, thereby improving the ability to detect previously unobserved fine-scale signals. We employed a method…
View article: The Facile Construction of Defect-Engineered and Surface-Modified UiO-66 MOFs for Promising Oxidative Desulfurization Performance
The Facile Construction of Defect-Engineered and Surface-Modified UiO-66 MOFs for Promising Oxidative Desulfurization Performance Open
The effective and deep removal of unreactive sulfides to achieve ultra-low-sulfur or sulfur-free oils has recently attracted extensive attention. In this work, a series of UiO-66 based catalysts have been prepared facilely for the effectiv…
View article: SOP-Bench: Complex Industrial SOPs for Evaluating LLM Agents
SOP-Bench: Complex Industrial SOPs for Evaluating LLM Agents Open
Large Language Models (LLMs) demonstrate impressive general-purpose reasoning and problem-solving abilities. However, they struggle with executing complex, long-horizon workflows that demand strict adherence to Standard Operating Procedure…
View article: Modulation of <scp>PBAT</scp>/<scp>PU</scp> Blends by Gallic Acid‐Modified <scp>MOF</scp>‐5: Mechanical, Antimicrobial, and Antioxidant Enhancement Mechanism of a Novel Biodegradable Food Packaging Film
Modulation of <span>PBAT</span>/<span>PU</span> Blends by Gallic Acid‐Modified <span>MOF</span>‐5: Mechanical, Antimicrobial, and Antioxidant Enhancement Mechanism of a Novel Biodegradable Food Packaging Film Open
Conventional food packaging plastics are difficult to degrade under natural conditions, causing long‐lasting environmental harm. With the aim of addressing this problem, this study develops a novel biodegradable composite food packaging fi…
View article: Improving PM<sub>2.5</sub> and Visibility Predictions in China Using Machine Learning and Ensemble Forecasting
Improving PM<sub>2.5</sub> and Visibility Predictions in China Using Machine Learning and Ensemble Forecasting Open
Accurate PM 2.5 and visibility predictions are essential for effective air quality management in central and eastern China. This study seeks to enhance the regional air quality numerical prediction system (RMAPS‐Chem) by integrating machin…
View article: Super-efficient optical frequency division referenced to μHz Schawlow-Townes-linewidth quantum-noise-limited lasers
Super-efficient optical frequency division referenced to μHz Schawlow-Townes-linewidth quantum-noise-limited lasers Open
Optical frequency division (OFD) implements the conversion of ultra-stable optical frequencies into microwave frequencies through an optical frequency comb flywheel, generating microwave oscillators with record-low phase noise and time jit…
View article: Wide‐Temperature Electrolyte Design via Cation‐Anion Solvation Engineering for 4.6 V Lithium‐Ion Batteries
Wide‐Temperature Electrolyte Design via Cation‐Anion Solvation Engineering for 4.6 V Lithium‐Ion Batteries Open
Conventional lithium‐ion batteries (LIBs) employing ethylene carbonate (EC)‐based electrolytes and thermally unstable LiPF 6 face dual challenges: sluggish Li‐ion transport at low temperatures (≤−20 °C) and severe decomposition at elevated…
View article: Rechargeable Li-ion battery with halogen intercalated graphite electrode
Rechargeable Li-ion battery with halogen intercalated graphite electrode Open
The disclosure provides rechargeable lithium ion batteries comprising at least one lithium salt-graphite composite electrode. In particular, the disclosure provides a rechargeable “water-in-bisalt” lithium ion battery with a high potential…
View article: Enhanced high‐temperature indentation fracture toughness of zirconia ceramics via HfO <sub>2</sub> doping
Enhanced high‐temperature indentation fracture toughness of zirconia ceramics via HfO <sub>2</sub> doping Open
In this research, 3 mol% Y 2 O 3 ‐stabilized ZrO 2 (3YSZ) ceramics doped with varying HfO 2 content (5–30 mol%; denoted as x H3YSZ) were fabricated via pressureless sintering at temperatures ranging from 1400°C to 1600°C. The phase composi…
View article: Endoscopic variceal ligation combined with carvedilol versus endoscopic variceal ligation combined with propranolol for the treatment of oesophageal variceal bleeding in cirrhosis: study protocol for a multicentre, randomised controlled trial
Endoscopic variceal ligation combined with carvedilol versus endoscopic variceal ligation combined with propranolol for the treatment of oesophageal variceal bleeding in cirrhosis: study protocol for a multicentre, randomised controlled trial Open
Introduction Liver cirrhosis and its severe complication, oesophageal variceal bleeding (EVB), pose significant health risks. Standard treatment for EVB combines non-selective beta-blockers (NSBB) with endoscopic variceal ligation (EVL). C…
View article: Thermal degradation of lithium-ion battery cathodes: a machine learning prediction of stability and safety
Thermal degradation of lithium-ion battery cathodes: a machine learning prediction of stability and safety Open
Lithium-ion batteries are extensively utilized due to their diverse applications, but their potential risk of thermal runaway leading to fire or even explosion remains a significant challenge to their sustainable development. The simulatio…
View article: Progress and Perspectives for Efficient Electrochemical Carbon Dioxide Reduction to Methane
Progress and Perspectives for Efficient Electrochemical Carbon Dioxide Reduction to Methane Open
The electrochemical carbon dioxide reduction reaction (ECO 2 RR) provides a promising route for synthesizing high‐value chemicals and fuels for sustainable economic development. Methane, one of the potential reduction products of ECO 2 RR,…
View article: NAD<sup>+</sup> Metabolism Reprogramming Drives SIRT1‐Dependent Deacetylation Inducing PD‐L1 Nuclear Localization in Cervical Cancer
NAD<sup>+</sup> Metabolism Reprogramming Drives SIRT1‐Dependent Deacetylation Inducing PD‐L1 Nuclear Localization in Cervical Cancer Open
Cervical cancer (CC) is a major health threat to women, with immunotherapies targeting the programmed death receptor 1/programmed death ligand 1(PD‐1/PD‐L1) axis showing promise but encountering resistance in a significant patient populati…
View article: Photonic generation of frequency-doubled microwave waveforms based on time-domain processing
Photonic generation of frequency-doubled microwave waveforms based on time-domain processing Open
A photonic approach for a frequency-doubled microwave waveforms generator based on time-domain processing is proposed and experimentally demonstrated. This approach achieves the generation of various frequency-doubled microwave waveforms b…