Results 121 to 130 of about 937,730 (306)

Advanced Mounting Technique for Improved Imaging and Analysis of Embedded Spheroids and Migrating Cells in Light Sheet Fluorescence Microscopy

open access: yesAdvanced Materials Technologies, EarlyView.
A novel sample holder compatible with the Zeiss Lightsheet 7 microscope improves imaging of spheroids embedded in collagen matrices. By enabling dual‐sided illumination, it enhances image quality and quantitative analysis of migrating cells. This method advances 3D light sheet microscopy for studying tumor invasion and therapeutic responses.
Masoumeh Mohamadian Namaqi   +5 more
wiley   +1 more source

Optimizing PhET Use in Rwandan Mathematics and Sciences Teaching

open access: yesInternational Journal of Research in STEM Education
This qualitative study examined the effectiveness of professional development programs for mathematics and sciences teachers in four public secondary schools within Gasabo District, Rwanda.
Onesme Niyibizi
doaj   +1 more source

Educational Reform and Technical Education? [PDF]

open access: yes, 1993
[Excerpt] Even though educational reform marches under a banner of economic renewal, the school subjects that appear to be most directly related to worker productivity-- business education, vocational education, economics, computers--have received ...
Bishop , John H.
core   +1 more source

A Review on Microreactor Design for Effective Fischer–Tropsch Process Intensification

open access: yesAdvanced Materials Technologies, EarlyView.
Design strategies for effective Fischer–Tropsch process intensification are summarized based on experimental and simulation experiences. Recommendations for catalyst loading of packed‐bed and wash‐coated microchannel, microtube, micromonolith, and microstructured reactors are discussed.
Yangjun Wei   +5 more
wiley   +1 more source

Effects of Science Crusade in Arkansas [PDF]

open access: yes, 1999
The NSF funded Arkansas Statewide Systemic Initiative (1992), developed with the intent to restructure mathematics and science education in Arkansas, is a recent reform in the Arkansas educational system.
Hemmati, Mostafa, Spillers, Heath
core   +1 more source

Lattice Structures for Bone Replacement: The Intersection of Bone Biomechanics, Lattice Design, and Additive Manufacturing

open access: yesAdvanced Materials Technologies, EarlyView.
This review outlines how understanding bone's biology, hierarchical architecture, and mechanical anisotropy informs the design of lattice structures that replicate bone morphology and mechanical behavior. Additive manufacturing enables the fabrication of orthopedic implants that incorporate such structures using a range of engineering materials ...
Stylianos Kechagias   +4 more
wiley   +1 more source

Learning Technologies, Science and Mathematics Education, and Online Learning

open access: yesJournal of Teaching and Learning
In this issue, we focus on learning technologies, science and mathematics education, online learning, and several additional topics. We begin with four articles related to learning technology. The articles include an examination of the ways to integrate
Clayton Smith
doaj   +1 more source

Recruiting More Mathematics Teachers Using Collaboration as the Main Ingredient: An Effective Model from Missouri [PDF]

open access: yes, 2003
A National Science Foundation grant was designed to develop a series of courses to connect mathematics concepts taught in middle school classes with actual class materials used at the middle school level; however, a second component of the grant focused ...
Kaiser, L.
core   +1 more source

Smart and Sustainable Sizing: Investigating the Sensing Behavior of Glass Fabrics Coated With Waterborne Polyurethane/Graphene Dispersions

open access: yesAdvanced Materials Technologies, EarlyView.
Waterborne polyurethane/graphene formulations are developed as piezoresistive coatings on glass fabric to enable flexible strain sensing. The graphene‐enabled conductive network provides a stable electromechanical response under cyclic compression. The coating demonstrates reliable pressure‐dependent resistance changes, highlighting its potential for ...
Vishnu Vijayan Pillai   +8 more
wiley   +1 more source

Recent Advances of Slip Sensors for Smart Robotics

open access: yesAdvanced Materials Technologies, EarlyView.
This review summarizes recent progress in robotic slip sensors across mechanical, electrical, thermal, optical, magnetic, and acoustic mechanisms, offering a comprehensive reference for the selection of slip sensors in robotic applications. In addition, current challenges and emerging trends are identified to advance the development of robust, adaptive,
Xingyu Zhang   +8 more
wiley   +1 more source

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