Results 81 to 90 of about 796,199 (320)

A Photoredox Radical‐Polar Crossover Reaction for the Preparation of Monoprotected Dicarbonyl Compounds

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
An ATRA‐based, Ru‐photocatalyzed radical‐polar crossover reaction for the preparation of monoprotected dicarbonyl compounds is reported. This procedure is based on the capture of a cationic intermediate, arising from the radical step, with diverse nucleophiles.
Derek Mota‐Hernández   +2 more
wiley   +1 more source

Self-Attention Networks for Connectionist Temporal Classification in Speech Recognition

open access: yes, 2019
The success of self-attention in NLP has led to recent applications in end-to-end encoder-decoder architectures for speech recognition. Separately, connectionist temporal classification (CTC) has matured as an alignment-free, non-autoregressive approach ...
Huang, Zhiheng   +2 more
core   +1 more source

A multi‐level approach for multi‐objective optimization in process eco‐design

open access: yesEnvironmental Progress &Sustainable Energy, EarlyView.
Abstract This work addresses a central challenge in process eco‐design: how to efficiently integrate environmental and economic criteria—often conflicting—into early design stages while managing the high dimensionality of Life Cycle Assessment (LCA) indicators.
Luis Fernando Morales‐Mendoza   +3 more
wiley   +1 more source

Salazar’s censorship and the colonies: a comprehensive example

open access: yes, 2016
políticos, socioculturais mentais. olhar comparativo permitirá perceber até que ponto as eventuais semelhanças e diferenças nas censuras institucionais criadas outros regimes autoritários afins tiveram perfil Abstract: This article aims to contribute to ...
Daniela F. Melo
semanticscholar   +1 more source

Salazar v. Buono: Sacred Symbolism and the Secular State

open access: yes, 2011
This Colloquy piece comments on some doctrinal and theoretical implications of the Supreme Court\u27s recent decision in Salazar v ...
Bartrum, Ian C.
core  

El reconocimiento de la diversidad étnica a través de problemas socialmente relevantes en estudiantes de grado cuarto de primaria [PDF]

open access: yes, 2015
El siguiente trabajo de investigación se realizó en la institución Educativa Jaime Salazar Robledo con los estudiantes de grado cuarto en el barrio Tokio de la Ciudad de Pereira, caracterizado por pertenecer a una comunidad en condiciones de ...
Ramírez Cuartas, Katherine   +2 more
core  

Seismic Design of Concrete Dams: An Integrated Risk‐Informed Performance‐Based (RIPB) Framework

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT This paper advances the integration of risk‐informed principles into the seismic design of dams—a domain long guided by standards‐based, largely deterministic approaches. While performance‐based earthquake engineering is well established for buildings and bridges, its systematic adoption in dam engineering remains limited. We first address two
M. Amin Hariri‐Ardebili, Larry K. Nuss
wiley   +1 more source

AISLAMIENTO Y EVALUACIÓN DE LA ACTIVIDAD CELULOLÍTICA DE BACTERIAS RIZOSFÉRICAS DEL DISTRITO DE BAGUA, AMAZONAS

open access: yesREBIOL, 2020
RESUMEN La celulosa es el carbohidrato más abundante en la naturaleza, y una fuente importante de carbono utilizada como materia prima en biotecnología para la obtención de productos de interés económico como el etanol.
Juan Carlos Alvarado-Ibáñez   +5 more
doaj  

Um objeto de permanências e transformações, feito para o diálogo - doi: 10.4025/actascilangcult.v33i2.13984

open access: yesActa Scientiarum: Language and Culture, 2011
MOTTA, Ana Raquel; SALGADO, Luciana Salazar. Fórmulas discursivas. São Paulo: Contexto, 2011. 176 p. ISBN: 978857244639-6.
José de Souza Muniz Júnior
doaj   +1 more source

InterPro in 2019: improving coverage, classification and access to protein sequence annotations

open access: yesNucleic Acids Res., 2018
The InterPro database (http://www.ebi.ac.uk/interpro/) classifies protein sequences into families and predicts the presence of functionally important domains and sites.
A. Mitchell   +41 more
semanticscholar   +1 more source

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