Results 61 to 70 of about 218,830 (305)

Microtransformers: controlled microscale navigation with flexible robots [PDF]

open access: yes, 2018
Artificial microswimmers are a new technology with promising microfluidics and biomedical applications, such as directed cargo transport, microscale assembly, and targeted drug delivery. A fundamental barrier to realising this potential is the ability to
Montenegro-Johnson, Thomas D.
core   +2 more sources

Recent Advances of the Constitutive Models of Smart Materials — Hydrogels and Shape Memory Polymers

open access: yes, 2020
Hydrogels and shape memory polymers (SMPs) possess excellent and interesting properties that may be harnessed for future applications.
Rong Huang   +3 more
semanticscholar   +1 more source

Bistable Mechanisms 3D Printing for Mechanically Programmable Vibration Control

open access: yesAdvanced Engineering Materials, EarlyView.
This work introduces a 3D‐printed bistable mechanism integrated into tuned mass dampers (TMDs) for mechanically adaptive passive vibration suppression. Through optimized geometry, the bistable design provides adaptable vibration reduction across a broad range of scenarios, achieving effective vibration mitigation without complex controls or external ...
Ali Zolfagharian   +4 more
wiley   +1 more source

Shape-memory surfaces for cell mechanobiology

open access: yesScience and Technology of Advanced Materials, 2015
Shape-memory polymers (SMPs) are a new class of smart materials, which have the capability to change from a temporary shape ‘A’ to a memorized permanent shape ‘B’ upon application of an external stimulus.
Mitsuhiro Ebara
doaj   +1 more source

Ideas are not replicators but minds are [PDF]

open access: yes, 2004
An idea is not a replicator because it does not consist of coded self-assembly instructions. It may retain structure as it passes from one individual to another, but does not replicate it.
Gabora, Dr. Liane
core   +2 more sources

Hybrid Auxetic Architectures: Integrating Curvature‐Driven Design for Enhanced Mechanical Tunability and Structural Performance

open access: yesAdvanced Engineering Materials, EarlyView.
Curvature‐tuned auxetic lattices are designed, fabricated, and mechanically characterized to reveal how geometric curvature governs stretchability, stress redistribution, and Poisson's ratio evolution. Photoelastic experiments visualize stress pathways, while hyperelastic simulations quantify deformation mechanics.
Shuvodeep De   +3 more
wiley   +1 more source

Photoswitchable Conductive Metal–Organic Frameworks

open access: yesAdvanced Functional Materials, EarlyView.
A conductive material where the conductivity can be modulated remotely by irradiation with light is presented. It is based on films of conductive metal–organic framework type Cu3(HHTP)2 with embedded photochromic molecules such as azobenzene, diarylethene, spiropyran, and hexaarylbiimidazole in the pores.
Yidong Liu   +5 more
wiley   +1 more source

New frontiers of shape memory polymers

open access: yeseXPRESS Polymer Letters, 2010
editorial
doaj   +1 more source

Intermolecular Interactions as Driving Force of Increasing Multiphoton Absorption in a Perylene Diimide‐Based Coordination Polymer

open access: yesAdvanced Functional Materials, EarlyView.
This study uncovers the unexplored role of intermolecular interactions in multiphoton absorption in coordination polymers. By analyzing [Zn2tpda(DMA)2(DMF)0.3], it shows how the electronic coupling of the chromophores and confinement in the MOF enhance two‐and three‐photon absorption.
Simon Nicolas Deger   +11 more
wiley   +1 more source

Shape memory characteristics of thermadapt polyurethane incorporated with two structurally distinctive aliphatic isocyanates

open access: yesPolymer Testing, 2021
Shape memory polymers (SMPs) have the ability to fix a temporarily deformed shape and recover its original shape. Owing to the shape memory effect, SMPs have been widely investigated for applications in various industries. Shape memory polyurethane (SMPU)
Seung Hwan Baek, Jung Hyeun Kim
doaj   +1 more source

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