Gengkai Hu
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View article: Structural basis of a human antibody targeting SARS-CoV-2 nucleocapsid protein dimerization domain and interfering with RNA-binding
Structural basis of a human antibody targeting SARS-CoV-2 nucleocapsid protein dimerization domain and interfering with RNA-binding Open
The transition of SARS-CoV-2 into a recurrent, seasonal pathogen has underscored the need for the induction of durable immune protection. The nucleocapsid (N) protein is regarded as a promising complementary target for therapeutic and vacc…
View article: Toward Sustainable Geohazard Assessment: Dynamic Response and Failure Characteristics of Layered Rock Slopes Under Earthquakes via DEM Simulations
Toward Sustainable Geohazard Assessment: Dynamic Response and Failure Characteristics of Layered Rock Slopes Under Earthquakes via DEM Simulations Open
Understanding the dynamic response and failure mechanisms of rock slopes during earthquakes is crucial in sustainable geohazard prevention and mitigation engineering. The initiation of landslides involves complex interactions between seism…
View article: Torsional Vibration Suppression in Multi-Condition Electric Propulsion Systems Through Harmonic Current Modulation
Torsional Vibration Suppression in Multi-Condition Electric Propulsion Systems Through Harmonic Current Modulation Open
Electric helicopters represent a pivotal component in the advancement of urban air mobility (UAM), with considerable potential for future development. The electric propulsion system (EPS) is the core component of these systems. However, th…
View article: Impedance of Evanescent Modes for Determining Interface States in One-Dimensional Chain
Impedance of Evanescent Modes for Determining Interface States in One-Dimensional Chain Open
Interface states and edge states in periodic structures have been extensively investigated in the context of topological dynamics over the past decades. In this study, we propose an impedance method based on surface impedance to analyze in…
View article: The optimization of drill rig structure based on the solid isotropic material with penalization
The optimization of drill rig structure based on the solid isotropic material with penalization Open
This paper presents the optimization design of a drill rig structure based on the Solid Isotropic Material with Penalization, aimed at enhancing its adaptability in engineering applications by reducing weight and improving mechanical perfo…
View article: The 2024 phononic crystals roadmap
The 2024 phononic crystals roadmap Open
Over the past 3 decades, phononic crystals experienced revolutionary development for understanding and utilizing mechanical waves by exploring interaction between mechanical waves and structures. With the significant advances in manufactur…
View article: Inherent Temporal Metamaterials with Unique Time‐Varying Stiffness and Damping
Inherent Temporal Metamaterials with Unique Time‐Varying Stiffness and Damping Open
Time‐varying metamaterials offer new degrees of freedom for wave manipulation and enable applications unattainable with conventional materials. In these metamaterials, the pattern of temporal inhomogeneity is crucial for effective wave con…
View article: Rayleigh surface waves of extremal elastic materials
Rayleigh surface waves of extremal elastic materials Open
Extremal elastic materials here refer to a specific class of elastic materials whose elastic matrices exhibit one or more zero eigenvalues, resulting in soft deformation modes that, in principle, cost no energy. They can be approximated th…
View article: Willis dynamic homogenization method for acoustic metamaterials based on multiple scattering theory
Willis dynamic homogenization method for acoustic metamaterials based on multiple scattering theory Open
This paper presents a spatial dispersive Willis dynamic homogenization method for acoustic metamaterials based on multiple scattering theory, which is valid for each physical dimension – 1D, 2D and 3D, and valid for arbitrary inhomogeneiti…
View article: Underwater Directional Acoustic Source Based on Pentamode Material
Underwater Directional Acoustic Source Based on Pentamode Material Open
An underwater directional acoustic emitter is conceived with a highly anisotropic lattice material, whose acoustic characteristics manifest strong dependence on the orientation of the lattice material’s principal axis. Exploiting these fea…
View article: A transformable anisotropic 3D penta-mode metamaterial
A transformable anisotropic 3D penta-mode metamaterial Open
Penta-mode metamaterials, composed by solids but behaving as liquid, have great potential in manipulating acoustic wave in fluids. Most work concentrates on 2D penta-mode metamaterial consisting of classic honeycomb lattice and their acous…
View article: Deformation insensitive thermal conductance of the designed Si metamaterial
Deformation insensitive thermal conductance of the designed Si metamaterial Open
The thermal management has been widely focused due to its broad applications. Generally, the deformation can largely tune the thermal transport. The main challenge of flexible electronics/materials is to maintain thermal conductance under …
View article: Engineering zero modes in transformable mechanical metamaterials
Engineering zero modes in transformable mechanical metamaterials Open
In the field of flexible metamaterial design, harnessing zero modes plays a key part in enabling reconfigurable elastic properties of the metamaterial with unconventional characteristics. However, only quantitative enhancement of certain p…
View article: Deformation insensitive thermal conductance of the designed Si metamaterial
Deformation insensitive thermal conductance of the designed Si metamaterial Open
The thermal management have been widely focused due to broad applications. Generally, the deformation can largely tune the thermal transport. The main challenge of flexible electronics/ materials is to maintain thermal conductance under la…