Results 121 to 130 of about 174,404 (306)

The digital interactive mathematical map for geometry

open access: yes
We present results from the design-based research and development process of a digital didactical tool connecting secondary and tertiary mathematics education among others by historical aspects and elements from Mathematics, Didactics, History ...
Vinerean-Bernhoff, Mirela,   +3 more
core  

Evaluation of cerebellar aging in MRI images: Fractal analysis compared to Euclidean geometry-based morphometry

open access: yesMeta-Radiology
Objectives: This study aimed to identify age-related changes in the fractal dimensions of the cerebellum and compare the sensitivity of fractal analysis and conventional Euclidean geometry-based morphometry to cerebellar aging.
Nataliia Maryenko, Oleksandr Stepanenko
doaj   +1 more source

Swelling‐Programmed Topographical Guidance for Dynamic Spheroid Self‐Assembly via a Mechanochemical Hydrogel Niche

open access: yesAdvanced Functional Materials, EarlyView.
A swelling‐programmed micropatterned hydrogel guides adherent cells through a controlled transition from cell–matrix anchoring to cadherin‐mediated cell–cell compaction, enabling rapid assembly of high‐viability spheroids with defined size and morphology.
Han Gyeol Nam   +8 more
wiley   +1 more source

Towards a new Descriptive Geometry

open access: yes, 2012
Although Descriptive Geometry owes its name to Gaspard Monge (1794), it is a very ancient science that has given scientific support to engineers and artists of every time.
MIGLIARI, Riccardo
core  

Reframing Descriptive Geometry in the Digital Era

open access: yesTRIBELON Journal of Drawing and Representation of Architecture, Landscape and Environment
The relationship between descriptive geometry and architecture is undergoing a significant transformation, driven by both the increasing complexity of contemporary architectural demands and the evolution of digital tools. Each technological era – from traditional descriptive geometry through 2D CAD, 3D modelling, computational design, to emerging AI ...
José Antonio Barrera Vera   +1 more
openaire   +2 more sources

The Role of Ultra‐Thin Buffer Layers for Achieving Ultra‐Low Dark Currents in Single‐Component Organic Photodetectors

open access: yesAdvanced Functional Materials, EarlyView.
Here, SubNc single‐component organic photodiodes (SC‐OPDs) are investigated, which achieve highly competitive performance metrics, including high EQE, ultra‐low JD, and high specific detectivity (D*). This study emphasizes the critical role of an organic buffer layer in studying the interface energetics and effects to achieve state‐of‐the‐art ...
Anncharlott Kusber   +12 more
wiley   +1 more source

Multiplex Modular Nanorobotic Systems with Catalytic Activity under Magnetic Navigation

open access: yesAdvanced Functional Materials, EarlyView.
We present modular nanorobots composed of a magnetic propulsion module and different extension modules carrying functional activities, assembled via DNA base pairing. The system integrates propulsion, optical tracking, enzymatic catalysis, and cell docking in a programmable manner.
Voichita Mihali   +7 more
wiley   +1 more source

Implementação de um sistema de informação predial utilizando fotogrametria digital à curta distância [PDF]

open access: yes, 2000
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia Civil.Este trabalho apresenta a aplicação da Fotogrametria à Curta Distância voltada à avaliação de edificações e suas ...
Martins, Jani Mara
core  

Design Strategies and Emerging Applications of High‐Performance Flexible Piezoresistive Pressure Sensors

open access: yesAdvanced Functional Materials, EarlyView.
Flexible piezoresistive pressure sensors underpin wearable and soft electronics. This review links sensing physics, including contact resistance modulation, quantum tunneling and percolation, to unified materials/structure design. We highlight composite and graded architectures, interfacial/porous engineering, and microstructured 3D conductive networks
Feng Luo   +2 more
wiley   +1 more source

Digital geometry in image processing

open access: yes, 2013
Exploring theories and applications developed during the last 30 years, Digital Geometry in Image Processing presents a mathematical treatment of the properties of digital metric spaces and their relevance in analyzing shapes in two and three dimensions.
Mukhopadhyay, Jayanta
core  

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