Results 81 to 90 of about 33,266 (264)

A Portable Soft Robotic Glove with Fully Functional Thumb Assistance for Complex Dexterous Fine Motor Skills

open access: yesAdvanced Science, EarlyView.
A portable, sensorized, and controlled dexterous thumb‐enhanced glove helps stroke survivors swipe phones, twist caps, and perform other tasks. It is based on a powerful continuously, segmented origami dual chamber actuator to achieve active thumb CMC and MCP joint assistance and passively extend the IP joint.
Disheng Xie   +10 more
wiley   +1 more source

Un programa de formación de matemáticas desde una aproximación al conocimiento sobre sus creencias

open access: yesRELIEVE: Revista Electrónica de Investigación y Evaluación Educativa, 1997
Within the theoretical framework of qualitative research, our first aim was to obtain some instruments that make a detailed analysis of teachers' conceptions and problem solving modes possible. We wanted even to study feasible relationships between these
Fernando Guevara   +2 more
doaj  

Investigating Mathematics and Learning to Teach Mathematics

open access: yes, 2001
Este artigo baseia-se numa ideia que desempenha um papel crescente no ensino e na formação de professores – investigar constitui um paradigma poderoso de construção do conhecimento. Tanto podem ser realizadas investigações no ensino da Matemática como na formação inicial e contínua do professor de Matemática. Assim, analiso o papel das investigações em
openaire   +2 more sources

A Multimodal Haptic Feedback Interface with Thin‐Film Compliant Mechanism

open access: yesAdvanced Science, EarlyView.
Multimodal haptic devices can trigger different mechanoreceptors, enabling richer haptic information. This study presents an electromagnetic multimodal haptic device capable of delivering indentation, stretch, and vibration stimuli. The device is enabled by a novel polymer thin‐film compliant mechanism that provides high translational compliance along ...
Jingjing Wan   +15 more
wiley   +1 more source

Exploring Teachers' Perspectives On The Challenges Of Teaching Mathematics In The Intermediate Phase Schools In South Africa

open access: yesInovasi Matematika
The study explored teachers' perceptions of the challenges that affect mathematics instruction in the intermediate phase schools in the Chris Hani District. The study aims to explore teachers' perspectives on the challenges of mathematics instruction in
Agyeman Nana Yaw Brenya   +5 more
doaj   +1 more source

CXCL10/SLC11A1 Axis Exacerbates Septic Liver Injury by Regulating Neutrophil Extracellular Traps Formation to Drive Macrophage Pro‑Inflammatory Polarization

open access: yesAdvanced Science, EarlyView.
In sepsis‐induced liver injury, marked neutrophil infiltration correlates with disease severity. Neutrophil SLC11A1 drives intracellular Fe2+ and ROS via the Fenton reaction, promoting NETs formation. Hepatocyte‐derived CXCL10 recruits neutrophils and activates the JAK/STAT1/SLC11A1 axis, enhancing NETs‐mediated inflammation.
Haiping Lin   +8 more
wiley   +1 more source

Investigating the Factors Contributing to Low Mathematics Performance in Tanzanian Ordinary Secondary Schools

open access: yesInternational Journal of Research in Mathematics Education
This quantitative study aimed to investigate the factors contributing to low mathematics performance in secondary schools within Morogoro Municipality, Tanzania.. Relevant literatures reviewed on findings that emerged from different authors.
Emmanuel Deogratias, Heri Paulo
doaj   +1 more source

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