Results 281 to 290 of about 2,006,957 (348)

Space maintainers in the primary and mixed dentition – a clinical guide

open access: yesBDJ, 2018
E. Watt   +5 more
semanticscholar   +1 more source

Engineering stimuli‐responsive shape‐morphing through high‐resolution 4D printing

open access: yesResponsive Materials, EarlyView.
This review summarizes recent progress in high‐resolution 4D printing with smart materials and micro/nanoscale techniques. It covers actuation strategies, key applications, and future challenges for scalable, precise shape‐morphing systems. Abstract 4D printing extends conventional additive manufacturing (AM) by enabling dynamic shape‐morphing ...
Shuheng Li   +10 more
wiley   +1 more source

Multifunctional Porous Microshuttles as Scaffolding Components and Carriers of Bioactive Factors in Self‐Assembled Microtissues

open access: yesSmall, EarlyView.
This study introduces multifunctional, bioactive factor‐loaded porous microshuttles fabricated via a one‐step emulsification and chemical etching method. The poly(lactic‐co‐glycolic acid) microshuttles, featuring tunable pore sizes, enable loading and release of bioactive factors, and thereby enhance osteogenic marker expression and promote endothelial
Ke Song   +5 more
wiley   +1 more source

Electromechanical Behavior of Axially Continuous Graphene–Copper Wires

open access: yesSmall Science, EarlyView.
This study investigates the electromechanical behavior of 80 μm‐diameter axially continuous graphene–copper (ACGC80) wires by developing a customized tensile testing method. Experimental studies have shown that ACGC80 wires exhibit higher electrical conductivity compared to as‐received and annealed Cu wires, and more importantly, the Gr‐enhanced ...
Uschuas Dipta Das   +4 more
wiley   +1 more source

The Jamestown/Xiaogang Survival Game: A Class Experiment

open access: yesSouthern Economic Journal, EarlyView.
ABSTRACT One of the most important insights for any economics class is the power of private incentives and competition to work hard when the fruits of one's effort are not diluted by incomplete property rights. The paper reports results of a classroom experiment that implements a transition from a “common field” with shared harvests to a division into ...
Lee Coppock   +3 more
wiley   +1 more source

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