83 hasil untuk "Siming Chen"
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Artikel Jurnal
Surface modification and stability performance of black phosphorus nanosheets based on metal ions/graphene
As a novel two-dimensional nanomaterial, black phosphorus nanosheets (BPNs) have good biocompatibility, biodegradability, and broadband saturable light absorption properties and, thus, have become a hot research topic in the biomedical field. However, BPNs suffer from poor stability caused by easy…
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Artikel Jurnal Teks lengkap
Numerical Study of the Dynamics of Medical Data Security in Information Systems
Background: Integrated medical information systems process large volumes of sensitive clinical data and are exposed to persistent cyber threats. Artificial intelligence (AI) is increasingly used for anomaly detection and incident response, yet its systemic effect on the dynamics of security…
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Artikel Jurnal Teks lengkap
Research progress on the mechanism of Plantaginis semen in reducing uric acid
With social progress and diversified development of dietary structure, a high level of uric acid has been caused in human body, leading to an increase in the prevalence of hyperuricemia, gout and metabolic syndrome year by year. At present, the efficacy of western medicine in lowering uric acid is…
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Artikel Jurnal
Bridging the gap in silicon photonics: quantum dot lasers and the end of the optical isolator
Abstract Experiments in quantum dot lasers have demonstrated that optimized devices can withstand extreme levels of optical feedback without succumbing to coherence collapse. These results pave the way for a new generation of compact, isolator-free photonic integrated circuits.
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Artikel Jurnal
Improving CO2 desorption performance in monoethanolamine solutions by adding titanium pyrophosphate catalyst
Abstract Catalytic CO2 desorption has emerged as a crucial strategy for enhancing the efficiency of CO2 capture and reducing energy requirements, thereby advancing chemical absorption methods. This study examines the catalytic effectiveness of titanium pyrophosphate (TiP2O7) in improving…
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Artikel Jurnal
TopicBubbler: An interactive visual analytics system for cross-level fine-grained exploration of social media data
How to explore fine-grained but meaningful information from the massive amount of social media data is critical but challenging. To address this challenge, we propose the TopicBubbler, a visual analytics system that supports the cross-level fine-grained exploration of social media data. To achieve…
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Artikel Jurnal
From past to future: on-chip laser sources for photonic integrated circuits
Abstract The realisation of on-chip light sources paves the way towards the full integration of Si-based photonic integrated circuits (PICs).
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Artikel Jurnal
RF Magnetron Sputtering Aluminum Oxide Film for Surface Passivation on Crystalline Silicon Wafers
Aluminum oxide films were deposited on crystalline silicon substrates by reactive RF magnetron sputtering. The influences of the deposition parameters on the surface passivation, surface damage, optical properties, and composition of the films have been investigated. It is found that proper…
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Artikel Jurnal Teks lengkap
Heteroepitaxial Growth of III-V Semiconductors on Silicon
Monolithic integration of III-V semiconductor devices on Silicon (Si) has long been of great interest in photonic integrated circuits (PICs), as well as traditional integrated circuits (ICs), since it provides enormous potential benefits, including versatile functionality, low-cost, large-area…
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Artikel Jurnal Teks lengkap
Health, Insurance, and Social Capital’s Impact on Housing Debt and Assets Using a Partial Least Squares Structural Equation Modeling Technique
China’s current real estate market transactions are relatively subdued; hence, finding means to repower the engine for further development becomes vital. However, few studies investigated the relationships between family non-economic factors, assets, and housing debt. This study highlights the…
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Artikel Jurnal
Interactive simulation and visual analysis of social media event dynamics with LLM-based multi-agent modeling
With the increasing role of social media in information dissemination, effectively simulating and analyzing public event dynamics has become a key research focus. We present an interactive visual analysis system for simulating social media events using multi-agent models powered by large language…
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Artikel Jurnal Teks lengkap
A Digital Twin Architecture for Integrating Lean Manufacturing with Industrial IoT and Predictive Analytics
The convergence of Lean manufacturing and Industry 4.0 requires digital infrastructures capable of transforming high-frequency telemetry into actionable insights. However, architectures that integrate near real-time data with closed-loop process control remain scarce, particularly in the…
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Closed-Loop Digital Twin for Energy-Efficient Scheduling in Food Manufacturing Systems
Food manufacturing faces challenges in balancing efficiency, energy use, and quality. This paper presents a Hybrid Digital Twin Architecture (HDTA). It combines simulation, constraint programming, and Industrial IoT into a closed-loop system. The architecture has three layers: simulation for…
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Artikel Jurnal
What is policy content and how is the public's policy support? A policy cognition study based on natural language processing and social psychology
Public policy plays a critical role in coordinating social resources, providing public services, and promoting public value. However, few studies have systematically investigated the public's policy cognition from the objective aspect of policy content and the subjective aspect of target audience's…
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Study on Gemological Characteristics of Blue Sapphires from Baw-Mar Mine, Mogok, Myanmar
This paper employs an X-ray powder crystal diffractometer (XRD), an X-ray fluorescence spectrometer (XRF), an ultraviolet-visible-near infrared spectrometer (UV-Vis-NIR), a Fourier infrared spectrometer (FTIR), and a laser Raman spectrometer to systematically investigate the gemological…
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Artikel Jurnal
Glycine based modification of activated carbons for VOCs adsorption
Activated carbons (ACs) derived from coconut husk were modified by impregnating with glycine, a non-polar fatty amino acids. The effect of this modification method on the physicochemical characteristics of ACs and adsorption performance of VOC were investigated and compared with ammonia…
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Artikel Jurnal
Contextualized visual analytics for multivariate events
For event analysis, the information from both before and after the event can be crucial in certain scenarios. By incorporating a contextualized perspective in event analysis, analysts can gain deeper insights from the events. We propose a contextualized visual analysis framework which enables the…
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Beacon-Aided Self-Calibration and Robust MVDR Beamforming for UAV Swarm Virtual Arrays Under Formation Drift and Low Snapshots
Unmanned aerial vehicle (UAV) swarms can form sparse virtual antenna arrays (VAAs) for airborne sensing and communications, but their beamforming performance is highly vulnerable to quasi-static formation drift and the limited number of snapshots available within each coherent processing interval…
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Artikel Jurnal
Ultrasound-guided radiofrequency ablation for recurrent contralateral tumors that developed after initial surgery for papillary thyroid carcinoma
ObjectiveThe aim of this study was to investigate the efficacy and safety of ultrasound-guided radiofrequency ablation (RFA) for recurrent contralateral tumors that developed after initial surgery for papillary thyroid carcinoma (PTC).MethodsThis retrospective study included 32 postoperative…
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Artikel Jurnal Teks lengkap
A Harmonic Suppression Method for the Single Phase PWM Rectifier in the Hydrogen Production Power Supply
In renewable and sustainable hydrogen production energy systems (RSHPES), the presence of harmonics gives rise to fluctuations in the voltage and current of the electrolysis cell (EC). This, in turn, results in an unstable electrolysis process, a reduction in hydrogen production efficiency, and an…