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Origami-based adjustable sound-absorbing metamaterial

期刊: SMART MATERIALS AND STRUCTURES, 2021; 30 (5)

Broadband acoustic absorption at deep sub-wavelength has become a research hotspot, while current methods still suffer from thick structures and narro......

Excitation and manipulation of guided shear-horizontal plane wave using elastic metasurfaces

期刊: SMART MATERIALS AND STRUCTURES, 2021; 30 (5)

The lowest order shear horizontal wave (SH0 wave) is of great importance in structural health monitoring (SHM) and nondestructive testing (NDT), since......

Active dispersing mechanism for settled magnetorheological fluid featuring with rotary blades and inductive coils in twin-tube damper

期刊: SMART MATERIALS AND STRUCTURES, 2021; 30 (6)

Magnetorheological (MR) fluid-based applications have accelerated new approaches for vibration and shock control in many scenarios such as the automot......

Extracting piezoresistive response of self-sensing cementitious composites under temperature effect via Bayesian blind source separation

期刊: SMART MATERIALS AND STRUCTURES, 2021; 30 (6)

Self-sensing cementitious composite (SSCC) has been viewed as a promising sensing technology for structural health monitoring and traffic detection on......

Design, control, and experiments of a fluidic soft robotic eel

期刊: SMART MATERIALS AND STRUCTURES, 2021; 30 (6)

This work develops a fluidic soft robotic eel which combines the adaptability of soft material and the flexibility of eel-shaped body together. The so......

Hierarchically porous piezoresistive sensor for application to the cambered palm of climbing robot with a high payload capacity

期刊: SMART MATERIALS AND STRUCTURES, 2021; 30 (7)

Effective sensitivity within a large responding range is a crucial parameter of flexible tactile sensors for a robot, especially for engineering climb......

Effect of base oil lubrication properties on magnetorheological fluids

期刊: SMART MATERIALS AND STRUCTURES, 2021; 30 (9)

The effects of the lubricating properties of the base oil on the rheological properties of magnetorheological fluid (MRF) are studied. The results fro......

Analytical and numerical study on the cyclic behavior of buckling-restrained SMA-based self-centering damper

期刊: SMART MATERIALS AND STRUCTURES, 2021; 30 (9)

Owing to the unique superelasticity and satisfactory energy dissipation capacity, shape memory alloys (SMAs) show great potential in earthquake engine......

Position/force modeling and analysis of a piezo-driven compliant micro-gripper considering the dynamic impacts of gripping objects

期刊: SMART MATERIALS AND STRUCTURES, 2021; 30 (7)

The compliant micro-gripper driven by piezo actuator has emerged as a representative end-effector in micro-manipulations. To achieve high performance ......

Highly efficient structure design of bending stacking actuators based on IPMC with large output force

期刊: SMART MATERIALS AND STRUCTURES, 2021; 30 (7)

Ionic electroactive polymers (iEAPs) are electroactive polymers that have been used as artificial muscles and have broad application potential. Althou......

Design and experiment of a SMA-based continuous-stiffness-adjustment torsional elastic component for variable stiffness actuators

期刊: SMART MATERIALS AND STRUCTURES, 2021; 30 (10)

The variable stiffness actuator (VSA) is widely applied in robotics and human-robot interactions, generating controllable torque with sufficient compl......

Theoretical analysis and experimental validation of frequency-moldable electrostatic energy harvesters biased with a high elastic electret film

期刊: SMART MATERIALS AND STRUCTURES, 2021; 30 (6)

It is an effective strategy to improve the power output of energy harvesters by adjusting resonance frequency of the devices to adapt to complex frequ......

Comparative experimental investigation and effectiveness of sphere- and cylinder-based piezoelectric energy harvesters

期刊: SMART MATERIALS AND STRUCTURES, 2021; 30 (8)

This letter presents an idea of employing sphere as a bluff body subjected to cross flows for improving piezoelectric energy harvesting from flow-indu......

Sequentially tunable buckling in 3D printing auxetic metamaterial undergoing twofold viscoelastic resonances

期刊: SMART MATERIALS AND STRUCTURES, 2021; 30 (10)

With the development of metamaterials, tunable auxetic structures have attracted extensive attention due to their unusual mechanical behaviors. In thi......

Seismic performance of magnetorheological damped structures with different MR fluid perfusion densities of the damper

期刊: SMART MATERIALS AND STRUCTURES, 2021; 30 (6)

Performance tests of magnetorheological (MR) dampers show that the hysteresis curves generally show an obvious force-lag phenomenon, which is due to t......

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