Results 91 to 100 of about 3,352,077 (334)

Ausências-Brasil [PDF]

open access: yesRevista Eco-Pós, 2014
Ausências-Brasil \ Gustavo Germano \ 2012 Revista ECO-Pós V.20 N ...
openaire   +1 more source

Behavioral Simulations in MapReduce [PDF]

open access: yes, 2010
In many scientific domains, researchers are turning to large-scale behavioral simulations to better understand important real-world phenomena. While there has been a great deal of work on simulation tools from the high-performance computing community ...
Cao, Tuan   +7 more
core   +1 more source

Copper‐based Materials for Photo and Electrocatalytic Process: Advancing Renewable Energy and Environmental Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cu‐based catalysts as a cornerstone in advancing sustainable energy technologies are fully reviewed in this manuscript, highlighting their potential in photo‐ and electrocatalysis. It includes metallic copper, copper oxides, copper sulfides, copper halide perovskites, copper‐based metal–organic frameworks (MOFs), and covalent organic frameworks (COFs),
Jéssica C. de Almeida   +16 more
wiley   +1 more source

De Quimeras Marteladas a Beira-Mar: Sobre um possível diálogo entre Lima Barreto e Nietzsche

open access: yesRevista Trágica, 2020
O texto propõe o tensionamento de dois autores que, pondo-se em disputa, dialogam com o seu meio e seu tempo. Traçar o Lima Barreto leitor de Nietzsche, seus juízos sobre o filósofo alemão e os possíveis desdobramentos filosóficos do referência ...
André Mesquita Penna-Firme
doaj   +1 more source

MnI‐Functionalized Covalent Organic Framework as Efficient Electrocatalyst for CO2 Reduction in a Catholyte‐Free Zero‐Gap Electrolyzer

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates the successful integration of a phenanthroline‐based 2D COF with MnI catalytic sites into a catholyte‐free membrane‐electrode‐assembly cell for CO2 electroreduction. The crystalline COF actively suppresses Mn⁰–Mn⁰ dimerization, achieving a turnover frequency of 617 h⁻¹ at 2.8 V (full‐cell potential), and enabling stable operation.
Laura Spies   +8 more
wiley   +1 more source

Una aproximación al conocimiento del territorio brasileño y a sus relaciones con España

open access: yesRevista de Estudios Brasileños, 2017
Texto de presentación del dossier.
Valentín CABERO DIÉGUEZ
doaj   +1 more source

Axial Vector Duality in Affine NA Toda Models

open access: yes, 2002
A general and systematic construction of Non Abelian affine Toda models and its symmetries is proposed in terms of its underlying Lie algebraic structure.
Gomes, J. F.   +2 more
core   +3 more sources

Flux‐Regulated Crystallization of Perovskites Using Machine Learning‐Predicted Solvent Evaporation Rates for X‐Ray Detectors

open access: yesAdvanced Functional Materials, EarlyView.
By integrating machine learning into flux‐regulated crystallization (FRC), accurate prediction of solvent evaporation rates in real time, improving crystallization control and reducing crystal growth variability by over threefold, is achieved. This enhances the reproducibility and quality of perovskite single crystals, leading to reproducible ...
Tatiane Pretto   +8 more
wiley   +1 more source

O reflexo histórico da escravidão no golpe de 2016

open access: yesHolos, 2019
Resenha do livro "A elite do atraso: da escravidão à Lavajato", de Jessé Souza (2017).
Fabiana Teixeira Marcelino
doaj   +1 more source

The Influence of Annealing on the Sb Layer in the Synthesis of [001]‐Oriented Sb2Se3 Film for Photoelectrochemical Hydrogen Gas Generation

open access: yesAdvanced Functional Materials, EarlyView.
[001]‐oriented Sb2Se3 film with improved crystallinity and adjusted composition is achieved via a new thermal treatment approach consisting of preliminary annealing of the Sb layer before its selenization. The findings of this work demonstrate enhanced charge carriers' transportation, a stable performance, and an improvement of H2 generation from ...
Magno B. Costa   +7 more
wiley   +1 more source

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