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Wagner dos Santos Ramos,Sérgio Ricardo da Silveira Barros,Leticia Helena Medeiros Veloso
O trabalho apresenta uma proposta de indicador para análise do alinhamento empresarial aos Objetivos de Desenvolvimento Sustentável (ODS). O referencial teórico está fundamentado na expressão da atual crise social e ambiental como contexto tanto do surgi...
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Mario Martínez García, Silvia Ramos Cabral, Ricardo Pérez Zúñiga and Luis Carlos G. Martínez Rodríguez
The purpose of the study was to design a device for the dissolution of fertilizers for agricultural use in an automatic and environmentally sustainable way to facilitate the work of farmers. To achieve this goal, an outdated blade design was used, which ...
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Adolfo R. Lopez, Oscar A. López-Núñez, Ricardo Pérez-Zúñiga, Jair Gómez Radilla, Mario Martínez-García, Maria A. López-Osorio, Gerardo Ortiz-Torres, Mayra G. Mena-Enriquez, Moises Ramos-Martinez, Juan Carlos Mixteco-Sánchez, Carlos Alberto Torres-Cantero, Felipe D. J. Sorcia-Vázquez and Jesse Y. Rumbo-Morales
This paper shows the implementation of the Moth?Flame Optimization algorithm in a Cascade-H multilevel inverter with five and seven levels to determine the optimal switching sequence of the inverter?s semiconductor devices. The algorithm was coded in Mat...
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Ricardo Oliva-García, Sabato Ceruso, José G. Marichal-Hernández and José M. Rodriguez-Ramos
This work introduces a real-time full-resolution depth estimation device, which allows integral displays to be fed with a real-time light-field. The core principle of the technique is a high-speed focal stack acquisition method combined with an efficient...
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Tianyuan Zhang, Sérgio Moro and Ricardo F. Ramos
Numerous valuable clients can be lost to competitors in the telecommunication industry, leading to profit loss. Thus, understanding the reasons for client churn is vital for telecommunication companies. This study aimed to develop a churn prediction mode...
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Eduardo T. Assunção, Pedro D. Gaspar, Ricardo J. M. Mesquita, Maria P. Simões, António Ramos, Hugo Proença and Pedro R. M. Inacio
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Nuno M. M. Ramos, Joana Maia, Andrea R. Souza, Ricardo M. S. F. Almeida and Luís Silva
Near-infrared (NIR) reflective materials are being developed for mitigating building cooling needs. Their use contributes to broadening the range of colours, responding to the urban aesthetic demand without compromising the building performance. Despite ...
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Selma Cristina Silva,Maria Lucrécia Gerosa Ramos,Ricardo Silveira Bernardes
Pág. 32 - 46
O trabalho avaliou o desempenho dos wetlands construídos de fluxo vertical (WCFV) com meio suporte de solo misturado com areia na remoção de coliformes termotolerantes (CTer). O experimento era composto por dois sistemas: 1. Monocultura: Latossolo vermel...
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Ariana de Souza Soares, Bruno Ricardo de Castro Leite Júnior, Pedro Esteves Duarte Augusto, Camila Archette Nogueira, Afonso Mota Ramos
Pág. e48929
This study evaluated the effect of ultrasound processing as a pre-treatment of amyloglucosidase on the enzymatic activity and stability. The activity was evaluated under optimal (65°C/ pH = 4.5) and non-optimal conditions of temperature and pH and its st...
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Juan José Rebollo, David López, Luis Garrote, Tamara Ramos, Rubén Díaz and Ricardo Herrero
Energy dissipation structures play an important role in flood risk management. Many variables need to be considered for the design of these structures. Aeration has been one of the more studied phenomena over the last years, due to its influence in the p...
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