Yan Liu
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View article: Flexible pressure sensor with tunable sensitivity and responsive range for adaptive wearable electronics
Flexible pressure sensor with tunable sensitivity and responsive range for adaptive wearable electronics Open
Flexible pressure sensors are a key component of electronic skins (e‐skins), converting mechanical stimuli into easily analyzed electrical signals. These sensors need to be highly sensitive to respond to small changes in external stimuli. …
View article: Real-world effectiveness of mitoxantrone hydrochloride liposome containing regimens in acute myeloid leukemia
Real-world effectiveness of mitoxantrone hydrochloride liposome containing regimens in acute myeloid leukemia Open
Background Mitoxantrone hydrochloride liposome (Lipo-MIT) exhibits encouraging efficacy in treating multiple hematologic malignancies. This study evaluated the real-world efficacy and safety of Lipo-MIT-containing regimens in the treatment…
View article: Underwater MXene-based flexible electric field sensor
Underwater MXene-based flexible electric field sensor Open
Traditional electric field sensors, limited by their large size and short detection range, cannot meet the demands for rapid and flexible deployment due to their complex deployment methods. Hence, we have designed a flexible underwater ele…
View article: Ultralow-pressure mechanical-motion switching of ferroelectric polarization
Ultralow-pressure mechanical-motion switching of ferroelectric polarization Open
Ferroelectric polarization switching, achieved by mechanical forces, enables the storage of stress information in ferroelectrics and holds promise for human interface applications. The prevailing mechanical approach is locally induced flex…
View article: A Robust Disturbance Rejection Whole-Body Control Framework for Bipedal Robots Using a Momentum-Based Observer
A Robust Disturbance Rejection Whole-Body Control Framework for Bipedal Robots Using a Momentum-Based Observer Open
This paper presents a complete planner and controller scheme for bipedal robots, designed to enhance robustness against external disturbances. The high-level planner utilizes model predictive control (MPC) to optimize both the foothold loc…
View article: Research on SeaTreasure Target Detection Technology Based on Improved YOLOv7-Tiny
Research on SeaTreasure Target Detection Technology Based on Improved YOLOv7-Tiny Open
With the increasing market demand for sea treasures such as sea cucumbers, sea urchins and shells, the global aquaculture industry is booming. However, the complexity of underwater environments leads to problems such as missed and misdetec…
View article: Assessing microcatheter-assisted 360-degree trabeculotomy combined with trabeculectomy for refractory glaucoma: 1-year results
Assessing microcatheter-assisted 360-degree trabeculotomy combined with trabeculectomy for refractory glaucoma: 1-year results Open
AIM: To evaluate the efficacy and safety of microcatheter-assisted 360-degree trabeculotomy combined with trabeculectomy (MATT-Trab) for treating refractory glaucoma. METHODS: Patients with refractory glaucoma who underwent MATT-Trab were …
View article: Neural Network Methods in the Development of MEMS Sensors
Neural Network Methods in the Development of MEMS Sensors Open
As a kind of long-term favorable device, the microelectromechanical system (MEMS) sensor has become a powerful dominator in the detection applications of commercial and industrial areas. There have been a series of mature solutions to addr…
View article: Cavity-enhanced acousto-optic modulators on polymer-loaded lithium niobate integrated platform
Cavity-enhanced acousto-optic modulators on polymer-loaded lithium niobate integrated platform Open
On chip acousto-optic (AO) modulation represents a significant advancement in the development of highly integrated information processing systems. However, conventional photonic devices face substantial challenges in achieving efficient co…
View article: Ultra-high-<i>Q</i> photonic crystal nanobeam cavity for etchless lithium niobate on insulator (LNOI) platform
Ultra-high-<i>Q</i> photonic crystal nanobeam cavity for etchless lithium niobate on insulator (LNOI) platform Open
The expansive spectral coverage and superior optical properties of lithium niobate (LN) offer a comprehensive suite of tools for exploring novel functionalities. Achieving high-quality (Q) photonic resonator cavities is crucial for enhanci…
View article: Excellent Avalanche Capability in SiC Power Device with Positively Beveled Mesa Termination
Excellent Avalanche Capability in SiC Power Device with Positively Beveled Mesa Termination Open
In this work, 4H-SiC p-i-n diodes with excellent single-pulse avalanche energy density (EAS) with positively beveled mesa termination have been demonstrated. The fabrication of this junction termination extension (JTE) obviates ion implant…
View article: On-chip graphene photodetectors with a nonvolatile p−i−n homojunction
On-chip graphene photodetectors with a nonvolatile p−i−n homojunction Open
Graphene’s unique photothermoelectric (PTE) effect, combined with its compatibility for on-chip fabrication, promises its development in chip-integrated photodetectors with ultralow dark-current and ultrafast speed. Previous designs of on-…
View article: Group Decision-Making Method with Incomplete Intuitionistic Fuzzy Soft Information for Medical Diagnosis Model
Group Decision-Making Method with Incomplete Intuitionistic Fuzzy Soft Information for Medical Diagnosis Model Open
The medical diagnosis of many critical diseases is difficult as it usually requires the combined effort of several doctors. At this time, the process of medical diagnosis is actually a group decision-making (GDM) problem. In group medical …
View article: Research on Protective Reuse of Industrial Heritage Based on Multi-Attribute Decision Making Method: Taking Six Heritage Sites in Qingdao as an Example
Research on Protective Reuse of Industrial Heritage Based on Multi-Attribute Decision Making Method: Taking Six Heritage Sites in Qingdao as an Example Open
The integration and interaction between the protective reuse of industrial heritage and sustainable urban development has always been a concern and urgent solution for decision-makers such as the government and enterprises. From the perspe…
View article: A Multi-Stage Adaptive Copy-Paste Data Augmentation Algorithm Based on Model Training Preferences
A Multi-Stage Adaptive Copy-Paste Data Augmentation Algorithm Based on Model Training Preferences Open
Datasets play an important role in the field of object detection. However, the production of the dataset is influenced by objective environment and human subjectivity, resulting in class imbalanced or even long-tailed distribution in the d…
View article: Structural Engineering in Piezoresistive Micropressure Sensors: A Focused Review
Structural Engineering in Piezoresistive Micropressure Sensors: A Focused Review Open
The longstanding demands for micropressure detection in commercial and industrial applications have led to the rapid development of relevant sensors. As a type of long-term favored device based on microelectromechanical system technology, …
View article: Multidirectional Piezoelectric Vibration Energy Harvester Based on Cam Rotor Mechanism
Multidirectional Piezoelectric Vibration Energy Harvester Based on Cam Rotor Mechanism Open
The techniques that harvest mechanical energy from low-frequency, multidirectional environmental vibrations have been considered a promising strategy to implement a sustainable power source for wireless sensor networks and the Internet of …
View article: Spin-phonon scattering-induced low thermal conductivity in a van der Waals layered ferromagnet Cr$_2$Si$_2$Te$_6$
Spin-phonon scattering-induced low thermal conductivity in a van der Waals layered ferromagnet Cr$_2$Si$_2$Te$_6$ Open
Layered van der Waals (vdW) magnets are prominent playgrounds for developing magnetoelectric, magneto-optic and spintronic devices. In spintronics, particularly in spincaloritronic applications, low thermal conductivity ($κ$) is highly des…
View article: Analysis of Acousto-Optic Phenomenon in SAW Acoustofluidic Chip and Its Application in Light Refocusing
Analysis of Acousto-Optic Phenomenon in SAW Acoustofluidic Chip and Its Application in Light Refocusing Open
This paper describes and analyzes a common acousto-optic phenomenon in surface acoustic wave (SAW) microfluidic chips and accomplishes some imaging experiments based on these analyses. This phenomenon in acoustofluidic chips includes the a…
View article: Second Harmonic Generation in van der Waals Heterostructure of Centrosymmetric ReS<sub>2</sub> and Graphene
Second Harmonic Generation in van der Waals Heterostructure of Centrosymmetric ReS<sub>2</sub> and Graphene Open
Van der Waals (vdW) heterostructures of two‐dimensional (2D) materials promise exotic properties beyond the reach of existing material systems and open unprecedented opportunities for device applications. Here, it is demonstrated that vdW …
View article: A Pavement Piezoelectric Energy Harvester for Small Input Displacements
A Pavement Piezoelectric Energy Harvester for Small Input Displacements Open
In order to collect mechanical energy from human motions on pavement without an obvious disturbance, a piezoelectric harvester for small displacement is proposed. A seesaw mechanism is utilized to transmit the pressure displacement to piez…
View article: Impact-induced bonding process of copper at low velocity and room temperature
Impact-induced bonding process of copper at low velocity and room temperature Open
The impact-induced bonding can be foundation of fast solid-state additive manufacturing. The mechanisms behind impact-induced bonding have not been widely acknowledged due to complexity caused by too transient process and extreme loading c…
View article: Exploring mono-fractal characteristics of dynamic pressure at exit of centrifugal compressor based on EWT
Exploring mono-fractal characteristics of dynamic pressure at exit of centrifugal compressor based on EWT Open
This paper studies the dynamic pressure at the outlet of the 800 kW centrifugal compressor. It uses the single-fractal method and the empirical wavelet transform to analyze the nonlinear characteristics of the centrifugal compressor under …
View article: Tunneling Magnetoresistance Transition and Highly Sensitive Pressure Sensors Based on Magnetic Tunnel Junctions with a Black Phosphorus Barrier
Tunneling Magnetoresistance Transition and Highly Sensitive Pressure Sensors Based on Magnetic Tunnel Junctions with a Black Phosphorus Barrier Open
Black phosphorus is a promising material to serve as a barrier for magnetic tunnel junctions (MTJs) due to weak van der Waals interlayer interactions. In particular, the special band features of black phosphorus may endow intriguing physic…