Results 111 to 120 of about 6,109 (308)

Compatibility of Methacrylate Based Resins Controls Interfacial Failure and Toughness in 3D‐Printed Multimaterial Composites

open access: yesAdvanced Engineering Materials, EarlyView.
This work shows that the mechanical performance of multimaterial digital light processing (DLP) printed thermoset composites is governed by resin compatibility and interfacial design rather than spatial patterning alone. Brittle and ductile resin combinations produced premature interfacial failure, while graded interfaces and mechanically compatible ...
Ahmed M. H. Ibrahim   +3 more
wiley   +1 more source

Transversality theorems for the weak topology

open access: yes, 2013
International audienceIn his 1979 paper Trotman proves, using the techniques of the Thom transversality theorem, that under some conditions on the dimensions of the manifolds under consideration, openness of the set of maps transverse to a stratification
Trivedi, Saurabh
core   +1 more source

Evaluating and Developing Transversal and Sustainability Competencies in University Classrooms to Empower New Generations

open access: yesEducation Sciences
This study examines the convergence of sustainability competencies in Spanish university curricula. The objective is to analyse and contrast opinions among university teaching staff and students from different fields of study in relation to the presence ...
Juan-Carlos Tójar-Hurtado   +2 more
doaj   +1 more source

Experimental and Numerical Modal Analysis of Composite Sandwich Structures Using Surfboards as Model Systems

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents an experimental and numerical modal investigation of composite sandwich structures using surfboards as model systems. By comparing different core materials and reinforcement strategies, the study demonstrates how local stiffeners influence vibrational response and introduce characteristic modal features, highlighting modal ...
Brett Connellan   +4 more
wiley   +1 more source

Cohomological products and transversality

open access: yes, 1982
By making use of geometric cocycles we give a definition of transversality for maps between polyhedra, which extends the mock transversality given by Buoncristiano, Rourke and Sanderson in London Math. Soc. Lect. Note ser.
GRASSELLI, Luigi, CAVICCHIOLI, Alberto
core  

University training and transversality

open access: yesTendencias Pedagógicas, 2015
It is meditated on the university teaching, from the point ofview ofthe instruction, the formation and the design curricular university student, proposing a traverse curricular design as strategy of possible improvement ...
Agustín de la Herrán Gascón
doaj  

How are the composting techniques applied as a pedagogical strategy in learning process?

open access: yesRevista Brasileira de Ensino de Ciência e Tecnologia, 2019
This article presents a bibliographical review in magazines of teaching area, searching as composting techniques, including the vermicomposting it has been used as didactic strategy in the learning process.
Vanda Gusmão Dobranski   +1 more
doaj   +1 more source

Design and Analysis of Compression–Torsion Coupling Metamaterials Using the Golden Section Method

open access: yesAdvanced Engineering Materials, EarlyView.
A novel compression–torsion metamaterial is engineered using inclined rods and symmetry breaking. To optimize its torsional performance, the golden section method is employed. The mechanical response of the metamaterial is validated through both numerical analysis and experimental validation.
Amirhossein Hassani, Sara Bagherifard
wiley   +1 more source

Optoelectronic Synaptic Devices Using Molecular Telluride Phase‐Change Inks for Three‐Factor Learning

open access: yesAdvanced Functional Materials, EarlyView.
Optoelectronic synaptic devices based on solution‐processed molecular telluride GST‐225 phase‐change inks are demonstrated for three‐factor learning. A global optical signal broadcast through a silicon waveguide induces non‐volatile conductance updates exclusively in locally electrically flagged memristors.
Kevin Portner   +14 more
wiley   +1 more source

Shooting methods and topological transversality

open access: yes, 2017
We show that shooting methods for homoclinic or heteroclinic orbits in dynamical systems may automatically guarantee the topological transversality of the stable and unstable manifolds. The interest of such results is twofold. First, these orbits persist
Buffoni, B.
core  

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