Results 61 to 70 of about 305,548 (292)

Hybrid Scaffolds Decouple Biochemical & Biophysical Regulation of Cell Phenotype

open access: yesAdvanced Healthcare Materials, EarlyView.
Replicating tissue‐specific extracellular matrix is crucial for understanding its role in disease. This work demonstrates independent control over stiffness, composition and 3D collagen architecture using hybrid scaffolds: patterned collagen perfused with defined hydrogels.
Xinyuan Song   +17 more
wiley   +1 more source

Teaching in a Total Institution: Toward a Pedagogy of Care in Prison Classrooms [PDF]

open access: yes, 2020
This paper argues that a pedagogy of care can help reduce some of the human damage caused by incarceration. Rather than casting incarcerated men and women outside of the moral community and turning prisoners into a “them,” a pedagogy of care promotes ...
Wolf, Lauren J
core   +1 more source

In Vivo Skin 3‐D Surface Reconstruction and Wrinkle Depth Estimation Using Handheld High Resolution Tactile Sensing

open access: yesAdvanced Healthcare Materials, EarlyView.
A compact handheld GelSight probe reconstructs in vivo 3‐D skin topography with micron‐level precision using a custom elastic gel and a learning‐based surface normal to height map pipeline. The device quantifies wrinkle depth across various body locations and detects changes in wrinkle depth following moisturizer application.
Akhil Padmanabha   +12 more
wiley   +1 more source

Multiple Choices After School: Findings from the Extended-Service Schools Initiative [PDF]

open access: yes, 2002
In the summer of 2002, every state became eligible to receive federal funds for after-school programs. With this opportunity came the need to make decisions about the goals, design and content of after-school programming -- decisions that will influence ...
Jean Baldwin Grossman   +6 more
core  

Adaptive Twisting Metamaterials

open access: yesAdvanced Materials, EarlyView.
This work introduces torque‐controlled twisting metamaterials as a transformative platform for adaptive crashworthiness. By combining multiscale predictive modeling with experimental validation on additively manufactured gyroids, it demonstrates tunable stiffness, collapse stress, and energy absorption.
Mattia Utzeri   +6 more
wiley   +1 more source

The Impact of Curriculum-Based Examinations on Learning in Canadian Secondary Schools [PDF]

open access: yes, 1994
Externally set curriculum-based examinations at the end of high school apparently have pervasive backwash effects on middle school students, their parents, teachers and school administrators.
Bishop, John H.
core   +2 more sources

From the Discovery of the Giant Magnetocaloric Effect to the Development of High‐Power‐Density Systems

open access: yesAdvanced Materials Technologies, EarlyView.
The article overviews past and current efforts on caloric materials and systems, highlighting the contributions of Ames National Laboratory to the field. Solid‐state caloric heat pumping is an innovative method that can be implemented in a wide range of cooling and heating applications.
Agata Czernuszewicz   +5 more
wiley   +1 more source

Sharp Diamond Needles for Single‐Photon Emission

open access: yesAdvanced Photonics Research, EarlyView.
We study the morphological evolution of single‐crystal diamond needles oxidized at 650–700 °C. Electron microscopy and photoluminescence reveal temperature‐ and time‐dependent sharpening, length reduction, and surface modifications affecting tip properties.
Mariam Quarshie   +9 more
wiley   +1 more source

Children’s Early Math Problem-Solving: The Role of Parent Numeracy Practices, Numeracy Expectations, and Math Attitudes

open access: yesJournal of Numerical Cognition
This study allows for the examination of associations between components of the home mathematics environment – including parents’ formal numeracy practices, math attitudes, and numeracy expectations – and children’s development of math problem solving ...
Olivia K. Cook   +2 more
doaj   +1 more source

Using Optical Tracking System Data to Measure Team Synergic Behavior: Synchronization of Player-Ball-Goal Angles in a Football Match

open access: yesSensors, 2020
The ecological dynamics approach to interpersonal relationships provides theoretical support to the use of kinematic data, obtained with sensor-based systems, in which players of a team are linked mainly by information from the performance environment ...
Daniel Carrilho   +5 more
doaj   +1 more source

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