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Luís Guerra Rosa, José Carlos Garcia Pereira, Kaveh Rahmani, Guilherme De Almeida and Luís F. Santos
This work compares the performance of optical lenses made of silica glass or borosilicate glass (BK-7) when submitted to high-flux radiation emitted by a xenon arc lamp or provided by a high-concentration solar tower. Each irradiation test lasted for 60 ...
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Alex Becker Monteiro,Adilson Luís Bamberg,Ivan dos Santos Pereira,Cristiane Mariliz Stöcker,Luís Carlos Timm
Pág. 1428 - 1435
Avaliou-se o efeito da retenção de água de substratos para plantas formulados a partir de diferentes proporções de lodo de esgoto (LETE) solarizado, na produção de mudas de acácia-negra (Acacia mearnsii). O experimento foi conduzido em casa de vegetação ...
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Angela Santos, Nuno Fonseca, Margarida Queirós, José Luís Zêzere and José Luís Bucho
The Setubal municipality, Portugal, has diversified land use along its coastline (mostly located in a low-lying area): on the west there are beaches; the centre is dominated by a densely populated downtown; and the east has an important industrial area. ...
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Angela Santos, Nuno Fonseca, Margarida Queirós, José Luís Zêzere and José Luís Bucho
The Setubal municipality, Portugal, has diversified land use along its coastline (mostly located in a low-lying area): on the west there are beaches; the centre is dominated by a densely populated downtown; and the east has an important industrial area. ...
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Luis Giménez, Mário García Petillo, Paula Paredes, Luis Santos Pereira
Pág. 1 - 22
Various maize irrigation treatments including full and deficit irrigation were used to calibrate and validate the soil water balance and irrigation scheduling model SIMDualKc at Paysandú, western Uruguay. The model adopts the dual crop coefficient approa...
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Luis Giménez, Mário García Petillo, Paula Paredes and Luis Santos Pereira
Various maize irrigation treatments including full and deficit irrigation were used to calibrate and validate the soil water balance and irrigation scheduling model SIMDualKc at Paysandú, western Uruguay. The model adopts the dual crop coefficient approa...
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Jenny C. Rosero Henao, Luis F. Giraldo, Luis E. Ordeñez Santos
Pág. 11 - 15
El licopeno es un carotenoide con beneficios en la salud humana y de amplio uso en la industria farmacéutica y alimentaria. El objetivo de esta investigación fue evaluar la extracción de licopeno en pulpa de guayaba asistida por la enzima pectinasa. Se e...
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Filipa Campos, Conceição Gomes, Cátia Malheiros and Luís Lima Santos
Environmental aspects are considered a specific process that requires a multidisciplinary analysis, as the application of indicators in organizations stems from effective performance management; the tourism sector is no exception. In 2015, the United Nat...
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Luis A. Trujillo-Cayado, Irene García-Domínguez, Azahara Rodríguez-Luna, Elena Hurtado-Fernández and Jenifer Santos
The use of cricket protein in emulsions is in line with the growing interest in sustainable food sources, as crickets require minimal resources and produce lower greenhouse gas emissions than traditional livestock. Research in this area suggests that inc...
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Carlos Blanco, Antonio Santos-Olmo and Luis Enrique Sánchez
As the Internet of Things (IoT) becomes more integral across diverse sectors, including healthcare, energy provision and industrial automation, the exposure to cyber vulnerabilities and potential attacks increases accordingly. Facing these challenges, th...
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Conceição Gomes, Filipa Campos, Cátia Malheiros and Luís Lima Santos
The main purpose of this study is to understand how Portuguese restaurants? solvency was affected by the COVID-19 pandemic, considering the factors that influence it. Financial information was collected for the years 2019 and 2020 in the SABI database to...
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Ruth Cordova-Cardenas, Luis Emmi and Pablo Gonzalez-de-Santos
This study presents the development of a route planner, called Mission Planner, for an agricultural weeding robot that generates efficient and safe routes both in the field and on the farm using a graph-based approach. This planner optimizes the robot?s ...
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Rui P. R. Nogueira, Rui Melicio, Duarte Valério and Luís F. F. M. Santos
This paper proposes a model capable of predicting fatal occurrences in aviation events such as accidents and incidents, using as inputs the human factors that contributed to each incident, together with information about the flight. This is important bec...
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Luis Abel da SILVA FILHO,Emanuela Évina LUIZ dos SANTOS,Wellington Ribeiro JUSTO
Pág. 314 - 332
JEL. J0; J15; J61.
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Luisa Parody, Jenifer Santos, Luis Alfonso Trujillo-Cayado and Manuel Ceballos
Pedagogical innovation involving information and communications technology (ICT) may offer teachers the opportunity to create engaging learning environments in engineering courses. In this paper, we present a gamification teaching experience whose primar...
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Claudio Lombardi, Luís Picado-Santos and Anuradha M. Annaswamy
Value of time (VOT) is a crucial aspect of travel demand modeling. VOT impacts most mobility projects and the evaluations therein. It has been noted to be influenced by multiple factors, mainly related to individuals? demographics and trips? characterist...
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Filipa Campos, Conceição Gomes, Lucília Cardoso and Luís Lima Santos
Background: Despite the increase in tourism revenues, management in the hospitality industry faces constant challenges for profit maximization. In this way, the aim of this study is to analyze management accounting (MA) research applied to the Portuguese...
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Miguel Lourenço, Luís B. Oliveira, João P. Oliveira, André Mora, Henrique Oliveira and Rui Santos
Wildfires are expected to increase in number, extent, and severity due to climate change. Hence, it is ever more important to integrate technological developments and scientific knowledge into fire management aiming at protecting lives, infrastructure, a...
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Tomás Madeira, Rui Melício, Duarte Valério and Luis Santos
In the aviation sector, human factors are the primary cause of safety incidents. Intelligent prediction systems, which are capable of evaluating human state and managing risk, have been developed over the years to identify and prevent human factors. Howe...
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Luis Miguel Gutierrez Klinsky,Vivian Silveira dos Santos Bardini,Valeria Cristina De Faria
Pág. 76 - 86
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