Dong Sun
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Label-free robotic mitochondrial biopsy Open
Robotic micromanipulation has advanced cellular probing, yet achieving precise, minimally invasive intracellular operations without fluorescent labeling remains challenging. Fluorescent techniques often cause photodamage and cytotoxicity a…
Micro/Nanorobots for Combating Brain Disorders: Challenges, Advances, and Perspectives Open
Brain disorders pose a significant global health burden, underscoring the urgent need for innovative therapeutic strategies. Conventional treatments are often hindered by poor drug penetration, systemic side effects, and the complex biolog…
Serum creatinine-to-albumin ratio as a prognostic marker for short- and long-term mortality in critically ill stroke patients: a MIMIC-IV study Open
Introduction Stroke remains a leading cause of mortality and disability worldwide, with critically ill patients facing particularly poor outcomes. Existing prognostic markers often fail to capture the full spectrum of metabolic and nutriti…
View article: Influence of bionic footwear on lower limb biomechanics across running experience levels: a controlled laboratory study
Influence of bionic footwear on lower limb biomechanics across running experience levels: a controlled laboratory study Open
Introduction While the biomechanics of lower extremity during running and the impact of conventional running shoes on these traits have been extensively investigated, the influence of bionic shoes on runners remains largely, especially tho…
View article: HIRAG: Hierarchical-Thought Instruction-Tuning Retrieval-Augmented Generation
HIRAG: Hierarchical-Thought Instruction-Tuning Retrieval-Augmented Generation Open
Retrieval-augmented generation (RAG) has become a fundamental paradigm for addressing the challenges faced by large language models in handling real-time information and domain-specific problems. Traditional RAG systems primarily rely on t…
Evaluation of vascular cognitive impairment and identification of imaging markers using machine learning: a multimodal MRI study Open
Background Vascular cognitive impairment (VCI) is prevalent but underdiagnosed due to its heterogeneous nature and the lack of reliable diagnostic tools. Machine learning (ML) enhances disease evaluation by enabling accurate prediction and…
The Formation Mechanism of Hydrothermal Resources in the Chuxiong Basin, SW China: Insights from the coupling of hydrological process and deep temperature field Open
Understanding the deep geothermal field and high-temperature hydrothermal activities is of great significance for the formation machanism of hydrothermal geothermal resources. Therefore, we focus on the Chuxiong Basin near the South Tibet-…
View article: Effect of H2O2 and pH on properties of myofibrillar proteins from Yak muscle during thermal gelation process
Effect of H2O2 and pH on properties of myofibrillar proteins from Yak muscle during thermal gelation process Open
This paper examined the thermal gelation of yak myofibrillar protein (MP) incubated in a Fenton oxidation system at different pH values for 24 h. The effect of protein oxidation on the gel properties at different pH levels was explored by …
A Domain Adaptation Meta-Relation Network for Knowledge Transfer from Human-Induced Faults to Natural Faults in Bearing Fault Diagnosis Open
Intelligent fault diagnosis of bearings is crucial to the safe operation and productivity of mechanical equipment, but it still faces the challenge of difficulty in acquiring real fault data in practical applications. Therefore, this paper…
Ancient-present tectonic differences and evolution characteristics of the Meso-Neoproterozoic in the southern Ordos Basin Open
As international exploration of the Meso-Neoproterozoic continues, these layers have become a key target for deep oil and gas field exploration. The Ordos Basin exhibits considerable sedimentary thicknesses within the Meso-Neoproterozoic. …
Wall attached strucures of velocity and tempreture fluctuations in high-speed turbulent channel flows Open
In this study, a clustering method is used to extract the coherent structures associated with intense streamwise velocity fluctuations and temperature fluctuations in high-speed turbulent channel flow. Based on their spatial locations, the…
View article: Model-Based Control of a Continuum Manipulator with Online Jacobian Error Compensation Using Kalman Filtering
Model-Based Control of a Continuum Manipulator with Online Jacobian Error Compensation Using Kalman Filtering Open
Flexible continuum robots exhibit excellent adaptability to a wide range of tasks and environments. However, accurate and efficient modeling and control remain challenging due to their inherent nonlinearities. In this article, a hybrid mod…
Effect of coating-substrate microstructure on nucleation and growth of surface microcracks in a PtAl-coated Ni-based SX superalloy with sheet specimens during HCF at 900 °C Open
The fatigue crack initiation process accounts for the main portion of the high-cycle fatigue (HCF) life. Although coated superalloys are well-known to be prone to surface microcracks, the influence of the coating-substrate microstructure o…
Scale-aware monocular reconstruction via robot kinematics and visual data in neural radiance fields Open
Aim Scale-aware 3D reconstruction of the surgical scene from a monocular endoscope is important for automatic navigation systems in robot-assisted surgery. However, traditional multi-view stereo methods purely utilize monocular images, whi…
Design, Control, and Clinical Applications of Magnetic Actuation Systems: Challenges and Opportunities Open
The enhancement of medical services relies significantly on engineering research. Magnetic actuation systems (MASs) are designed to be safe for biomedical applications and offer long‐distance and dynamic control capabilities, rendering the…
Induced fatigue impact on plantar pressure in females with mild hallux valgus Open
Fatigue has been established to change plantar pressure distribution, yet its impact on hallux valgus (HV) patients, who exhibit morphological and biomechanical changes in the foot, remains insufficiently studied. Twenty-eight female parti…
Molecular Characterization of Non-H5 and Non-H7 Avian Influenza Viruses from Non-Mallard Migratory Waterbirds of the North American Flyways, 2006–2011 Open
The surveillance of migratory waterbirds (MWs) for avian influenza virus (AIV) is indispensable for the early detection of a potential AIV incursion into poultry. Surveying AIV infections and virus subtypes in understudied MW species could…
Artificial Vascular with Pressure‐Responsive Property based on Deformable Microfluidic Channels Open
In vitro blood vessel models are significant for disease modeling, drug assays, and therapeutic development. Microfluidic technologies allow to create physiologically relevant culture models reproducing the features of the in vivo vascular…
Using Decellularized Magnetic Microrobots to Deliver Functional Cells for Cartilage Regeneration (Small 11/2024) Open
Cartilage Regeneration In article number 2304088, Feng Li, Dong Sun, and co-workers developed the cell delivery microrobot by a protocol combining decellularization and magnetization. It is derived from the decellularized natural porcine c…
Research on time series prediction of multi-process based on deep learning Open
Aiming at the problem of data fluctuation in multi-process production, a Soft Update Dueling Double Deep Q-learning (SU-D3QN) network combined with soft update strategy is proposed. Based on this, a time series combination forecasting mode…
Fractional-Order Control Method Based on Twin-Delayed Deep Deterministic Policy Gradient Algorithm Open
In this paper, a fractional-order control method based on the twin-delayed deep deterministic policy gradient (TD3) algorithm in reinforcement learning is proposed. A fractional-order disturbance observer is designed to estimate the distur…
The Impact Factors Study on the Appropriate Scale of China's Foreign Exchange Reserves Open
Foreign exchange reserves play a crucial role for a country in maintaining a balance of payments, enhancing international market competitiveness, and elevating its global standing. This study employs cointegration analysis to delve into th…