Results 121 to 130 of about 11,346 (234)

The Aerodynamic Effect of Biomimetic Pigeon Feathered Wing on a 1-DoF Flapping Mechanism

open access: yesBiomimetics
This study focused on designing a single-degree-of-freedom (1-DoF) mechanism emulating the wings of rock pigeons. Three wing models were created: one with REAL feathers from a pigeon, and the other two models with 3D-printed artificial remiges made using
Szu-I Yeh, Chen-Yu Hsu
doaj   +1 more source

The Development of a SPME-GC/MS Method for the Analysis of VOC Emissions from Historic Plastic and Rubber Materials [PDF]

open access: yes, 2015
Analytical methods have been developed for the analysis of VOC emissions from historic plastic and rubber materials using SPME-GC/MS. Parameters such as analysis temperature, sampling time and choice of SPME fibre coating were investigated and sampling ...
Curran, K   +3 more
core  

Experimental Evaluation of Mechanical Properties, Thermal Analysis, Morphology, Printability, and Shape Memory Performance of the Novel 3D Printed PETG‐EVA Blends

open access: yesMacromolecular Materials and Engineering
Polyethylene terephthalate glycol (PETG) is a novel amorphous shape memory polymer with excellent printability for 4D printing. In this article, ethylene‐vinyl acetate (EVA) is used as a biocompatible and non‐toxic copolymer to improve plasticity and ...
Saeed J. A. Ali   +3 more
doaj   +1 more source

Poikilodermato-Myositis (Petges) [PDF]

open access: yesProceedings of the Royal Society of Medicine, 1936
openaire   +2 more sources

Construcción de un banco de pruebas para ensayos de fotoelasticidad [PDF]

open access: yes, 2016
La fotoelasticidad es una técnica experimental, con la cual podemos analizar esfuerzos y observar la distribución de tensiones en una pieza o un elemento que tengamos sometido a algún tipo de carga, en donde los métodos analíticos serian engorrosos a la ...
Palacio Restrepo, David   +1 more
core  

Materials for Clear Aligners—A Comprehensive Exploration of Characteristics and Innovations: A Scoping Review

open access: yesApplied Sciences
Introduction: Transparent orthodontic aligners have revolutionized dentistry and orthodontics since the 1990s, offering advantages over traditional fixed appliances in terms of hygiene, comfort, and aesthetics.
Niccolò Cenzato   +4 more
doaj   +1 more source

«Curial e Güelfa», petges mitològiques

open access: yesCaplletra. Revista Internacional de Filologia, 1987
Abstract: Sistematic study of sources explicitly or implicitly cited in the anonymous novel Curial e Güelfa.
openaire   +2 more sources

3D-printed PETG/BC for bone tissue repair

open access: yesInternational Journal of Bioprinting
Bone tissue supports the body, enables movement, protects organs, produces blood cells and stores minerals. In regenerative medicine, bone’s natural healing ability drives the need for engineered solutions to treat fractures, defects, and support implants.
Evangelos Daskalakis   +12 more
openaire   +1 more source

Diseño de órtesis activa dinámica que permite la movilidad del brazo y antebrazo, en niños de 3 a 6 años [PDF]

open access: yes, 2016
Proyecto de Graduación (Bachillerato en Ingeniería en Diseño Industrial) Instituto Tecnológico de Costa Rica, Escuela de Ingeniería Industrial, 2016.Design development active dynamic orthosis for assisted mobility of superior members, when children 3 to
Aguilar-Castillo, Vanessa   +1 more
core  

Автоматизована система керування процесом виготовлення Petg тари

open access: yes, 2023
У ході досліджень проаналізовано параметри процесів виробництва ПЕТ тари, визначені критерії оптимізації окремих складових виробництва ПЕТФ та завдання керування його параметрами. Математичні моделі, розроблені відповідно до обраних контурів керування, реалізовані у середовищі MATLAB Simulink.
openaire   +1 more source

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