Results 21 to 30 of about 2,735,053 (160)

Espiritualidad indígena y participación femenina

open access: yesLectora: Revista de Dones i Textualitat, 2016
El objetivo del presente artículo es evidenciar la visión que los pueblos indígenas tienen del cosmos, de la tierra y del ser humano como una unión entre lo femenino y lo masculino, atribuyendo a la mujer un papel tan importante como el del hombre.
Myriam Sánchez
doaj   +3 more sources

Flocking with Obstacle Avoidance [PDF]

open access: yes, 2003
In this paper, we provide a dynamic graph theoretical framework for flocking in presence of multiple obstacles. In particular, we give formal definitions of nets and flocks as spatially induced graphs. We provide models of nets and flocks and discuss the
Olfati-Saber, Dr. Reza
core   +4 more sources

Using feelings and emotions in the EFL classroom to improve writing skills through story writing workshops

open access: yesEnletawa Journal, 2019
This paper aims at analyzing the role that feelings and emotions play when they are utilized inside the EFL classroom with eighth grade students. They were encouraged to talk about their feelings and emotions through the development of ten workshops ...
Lina Paola Pinto Pérez
doaj   +1 more source

A comparison of inducible, ontogenetic, and interspecific sources of variation in the foliar metabolome in tropical trees [PDF]

open access: yesPeerJ, 2019
Plant interactions with other organisms are mediated by chemistry, yet chemistry varies among conspecific and within individual plants. The foliar metabolome—the suite of small-molecule metabolites found in the leaf—changes during leaf ontogeny and is ...
Brian E. Sedio   +5 more
doaj   +2 more sources

Fault-Tolerant Control and Isolation Method for NPC-Based AFEC Using Series-Connected 10kV SiC MOSFETs

open access: yesIEEE Access, 2022
Power Conditioning Systems (PCS) based on three-level converters with series-connected 10kV SiC MOSFETs have gained popularity for medium voltage applications with the increase in distributed energy sources.
Semih Isik   +2 more
doaj   +1 more source

A Unified Analytical Look at Reynolds Flocking Rules [PDF]

open access: yes, 2003
In this paper, we present a unified theoretical view of the so-called ``Flocking Rules of Reynolds'' introduced in 1987. No equations describing the rules or mathematical models of the mobile agents known as ``boids'' were presented in the original work ...
Olfati-Saber, Dr. Reza
core   +1 more source

Normal forms for underactuated mechanical systems with symmetry [PDF]

open access: yes, 2002
We introduce cascade normal forms for underactuated mechanical systems that are convenient for control design. These normal forms include three classes of cascade systems, namely, nonlinear systems in strict feedback form, feedforward form, and ...
Olfati-Saber, Reza
core   +1 more source

CURVAS DE REDUCCIÓN DE CAPTURAS INCIDENTALES EN LA PESCA CON PALANGRE EN PANAMÁ. CASO DE ESTUDIO:

open access: yesTecnociencia, 2020
Organizaciones regionales de ordenación pesquera, organismos no gubernamentales e instancias como países con políticas y relaciones económicas comunes (por ejemplo, la Unión Europea), han realizado llamados a la industria pesquera y a los gobiernos de ...
Lucas Ramiro Pacheco Rovira
doaj   +1 more source

A novel disparity-assisted block matching-based approach for super-resolution of light field images [PDF]

open access: yes, 2018
Currently, available plenoptic imaging technology has limited resolution. That makes it challenging to use this technology in applications, where sharpness is essential, such as film industry.
Farag, Saber, Velisavljević, Vladan
core   +2 more sources

Hyperpolarization of Molecular Deuterium

open access: yesAngewandte Chemie, EarlyView.
Hyperpolarized molecular deuterium is generated and detected using a nonhydrogenative SABRE catalyst with nicotinamide. The resonance shows a strongly enhanced partially negative line, substrate‐dependent and sensitive to transient intermediates.
Theresa L. K. Hune   +5 more
wiley   +2 more sources

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