Results 171 to 180 of about 48,908 (311)

Dental development in the tropical gar (Atractosteus tropicus) and the evolution of vertebrate dentitions

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background Dentitions have diversified enormously during vertebrate evolution, involving reductions, modifications, or allocations to prey seizing and processing regions. A combination of ancient and novel features related to dental and oropharyngeal apparatuses is found in extant lineages of non‐teleost fishes, such as the gars.
Anna Pospisilova   +4 more
wiley   +1 more source

Green Teeth in the Primary and Permanent Dentition [PDF]

open access: yesThe Journal of Pediatrics, 2017
Isabella Bittencourt, do Valle   +4 more
openaire   +2 more sources

Two‐Dimensional Piezoelectric Nanomaterials for Nanoelectronics and Energy Harvesting

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Two‐Dimensional Piezoelectric Nanomaterials from properties to applications. Smart materials, especially piezoelectric materials, have gained popularity over the last two decades. Two‐dimensional (2D) piezoelectric materials exhibit attributes including great flexibility, ease of workability, extensive surface area, and many active sites, indicating ...
Yujun Cao   +12 more
wiley   +1 more source

Prospective evaluation of a seizure detection wearable device for timely interventions in an epilepsy monitoring unit

open access: yesEpilepsia, EarlyView.
Abstract Objective This study aimed to evaluate the real‐world performance of a wrist‐worn seizure detection device for timely clinical interventions within an epilepsy monitoring unit (EMU). Methods We conducted a prospective observational study involving patients admitted to the EMU at a tertiary care center.
Amirhossein Jahani   +9 more
wiley   +1 more source

Multi‐material and dual‐stimulus coupled actuation micro‐gears for shape–rotation control in intelligent micro‐electro‐mechanical systems

open access: yesFlexMat, EarlyView.
A multi‐material and dual‐stimulus coupled actuation micro‐gear (MDCAMG) is developed via femtosecond‐laser 3D printing combined with magnetic nanoparticle absorption, enabling integrated environmental sensing and remote actuation at the microscale. The device incorporates a pH‐responsive hydrogel matrix for autonomous swelling/shrinking and a magnetic
Sida Peng, Shengzhi Sun, Jian Li, Yi Zhu
wiley   +1 more source

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