Results 71 to 80 of about 20,399 (241)

Orthotropic metamaterials with freely tailorable elastic constants

AIP Advances, 2023
To control mechanical waves and structural vibrations, an important method is to design metamaterials with tailored elastic constants, but it is very difficult. In this paper, a simple and universal metamaterial design method is proposed.
Jiang Ke
doaj   +1 more source

Application of Multifunctional Mechanical Metamaterials [PDF]

Advanced Engineering Materials, 2019
Mechanical metamaterials have attracted great interest due their ability to attain material properties outside the bounds of those found in natural materials. Many promising mechanical metamaterials have been designed, fabricated, and tested, however, these metamaterials have not been subjected to the rigorous requirements needed to certify their use ...
Shanian, A., Jette, F.-X., Salehii, M., Pham, M. Q., Schaenzer, M., Bourgeois, G., Bertoldi, K., Gross, A., Javid, F., Backman, D., Yandt, S., Gerendas, M., Meis, T., Knobloch, Karsten, Bake, Friedrich, Peitsch, D.   +15 more
openaire   +2 more sources

Block Copolymers: Emerging Building Blocks for Additive Manufacturing

Advanced Functional Materials, EarlyView.
This review addresses how block copolymer (BCP) physics and rheology have led to the widespread use of BCPs in advanced additive manufacturing techniques, with particular emphasis on the untapped potential of these nanostructured materials toward achieving multi‐scale architected materials with unique, programmable material properties.
Alice S. Fergerson, Hemish B. Thakkar, Jiaen Wu, Emily C. Davidson   +3 more
wiley   +1 more source

Rotation‐Based Snap‐Fit Mechanical Metamaterials

Advanced Science
Multistable mechanical metamaterials have broad application prospects in various fields due to their unique configuration transformation ability, such as energy absorption, shape reconstruction, soft actuator design, mechanical storage, and logic ...
Rui Xu, Yulong He, Chuanqing Chen, Jiapeng Sun, Xin Li, Ming‐Hui Lu, Yan‐Feng Chen   +6 more
doaj   +1 more source

Impact dynamics of mechanical metamaterials: A short review and perspective

Forces in Mechanics
Mechanical metamaterials, with their unique properties, have been increasingly investigated as lightweight, high‑strength impact‑resistant solutions for aerospace, military, transportation, and biomedical applications.
Chuanqing Chen, Yulong He, Yuli Chen, Guoxing Lu, Ming-Hui Lu, Xin Li   +5 more
doaj   +1 more source

Purcell Enhancement of Parametric Luminescence: Bright and Broadband Nonlinear Light Emission in Metamaterials [PDF]

, 2017
Single-photon and correlated two-photon sources are important elements for optical information systems. Nonlinear downconversion light sources are robust and stable emitters of single photons and entangled photon pairs. However, the rate of downconverted
Atwater, Harry A., Davoyan, Artur R.
core   +1 more source

Three‐Dimensional Hierarchical Nanowire‐Networks with Deep‐Focus Tolerance and Adhesion Robustness for Harsh‐Environment SERS Sensing

Advanced Functional Materials, EarlyView.
A 3D nanowire‐network SERS substrate with robust adhesion is developed, featuring pronounced z‐direction optical activity, ultralow detection limit (1.5 × 10−13 M), and excellent signal uniformity (RSD < 10%). Enabled by enhanced light scattering, increased optical density of states, and structural reinforcement, the substrate demonstrates stable, high‐
Jinglai Duan, Wentao Wang, Xiu Liang, Yongliang Zhang, Jie Liu, Yu Bai, Dangyuan Lei   +6 more
wiley   +1 more source

Advances in metamaterials for mechanical computing [PDF]

APL Electronic Devices
Mechanical metamaterials are revolutionizing computation by offering a robust and energy-efficient alternative to traditional electronic systems. The field has seen remarkable progress; the structural design and functionality of mechanical metamaterials ...
Miso Kim, Jisoo Nam, Boxin Chen
doaj   +1 more source

Digital Actuation Control of Soft Robotic Origami With Self‐Folding Liquid Crystal Elastomer Hinges

Advanced Functional Materials, EarlyView.
Self‐folding soft‐rigid hybrid robotic origami is enabled by liquid crystal elastomer actuators with embedded Joule heating and closed‐loop digital control. Digitally addressable hinges provide reversible and programmable transitions between distinct folded states while maintaining actuation performance at high cycle counts (over 1500).
David C. Bershadsky, Tuo Zhao, Glaucio H. Paulino, Emily C. Davidson   +3 more
wiley   +1 more source

Investigation on low-velocity impact response and energy absorptionof enhanced X-shaped lattice mechanical metamaterials

Baozha yu Chongji
Lattice mechanical metamaterials have been widely used in various fields due to the lightweight, flexible designability and excellent impact resistance.
Chang LU, Chaolei HU, Jinze JIAO, Zhipeng WANG, Tianxing WU, Chunyu BAI, Jizhen WANG, Yazhou GUO, Yu ZHANG, Xiaocheng LI, Qinghua QIN   +10 more
doaj   +1 more source