Zobrazeno 1 - 10
of 54
pro vyhledávání: '"L. S. Freitas"'
Publikováno v:
Revista Verde de Agroecologia e Desenvolvimento Sustentável, Vol 10, Iss 5 (2015)
A Performance Social Corporativa (PSC) ocorre por meio da mensuração das práticas de Responsabilidade Social Corporativa (RSC) e transmitidas pelos valores sociais e ambientais, além dos valores econômicos e legais. Para isso, o objetivo do pres
Externí odkaz:
https://doaj.org/article/23121f1d200e4276ae31e99761b54ea0
Autor:
Juan Mentado-Morales, Arturo Ximello-Hernández, Javier Salinas-Luna, Vera L. S. Freitas, Maria D. M. C. Ribeiro da Silva
Publikováno v:
Molecules, Vol 27, Iss 2, p 381 (2022)
The thermochemical study of the 1,3-bis(N-carbazolyl)benzene (NCB) and 1,4-bis(diphenylamino)benzene (DAB) involved the combination of combustion calorimetric (CC) and thermogravimetric techniques. The molar heat capacities over the temperature range
Externí odkaz:
https://doaj.org/article/92e9045e6ac045c4a1c9d98e5733c6b6
Community reorganization stabilizes freshwater ecosystems in intensively managed agricultural fields
Autor:
L. Schiesari, V. Saito, J. Ferreira, L. S. Freitas, A. J. Goebbels, J. P. C. B. Leite, J. C. Oliveira, R. M. Pelinson, B. B. Querido, J. Carmo, E. L. G. Espíndola, N. C. Guedes‐Munin, C. Montagner, R. Rossetto, R. Taniwaki, L. A. Martinelli
Publikováno v:
Journal of Applied Ecology.
Autor:
Lívia Rodrigues Tomás, Giovanni Guarnieri Soares, Aurelienne A. S. Jorge, Jeferson Feitosa Mendes, Vander L. S. Freitas, Leonardo B. L. Santos
Publikováno v:
Transactions in GIS. 26:2341-2365
Cities increasingly face flood risk primarily due to extensive changes of the natural land cover to built-up areas with impervious surfaces. In urban areas, flood impacts come mainly from road interruption. This paper proposes an urban flood risk map
Publikováno v:
Molecules, Vol 25, Iss 17, p 3827 (2020)
The energy involved in the structural switching of acyl and hydroxyl substituents in the title compounds was evaluated combining experimental and computational studies. Combustion calorimetry and Knudsen effusion techniques were used to determine the
Externí odkaz:
https://doaj.org/article/f904929b6cb14aaeb1bd2ef69c49ba29
Publikováno v:
The European Physical Journal Special Topics. 230:2857-2864
The mobile agents’ circular formation problem is driven by applications that require a desired spatial and temporal separation, such as data collection or satellite constellations. There are numerous strategies to assign the cluster number and spac
Publikováno v:
Anais do XXII Simpósio Brasileiro de Computação Aplicada à Saúde (SBCAS 2022).
According to the World Health Organization, by the year 2030, 23.6 million people will die from heart disease. Therefore, automatic arrhythmia detection is highly desirable. The techniques based on neural networks have obtained outstanding results fo
Publikováno v:
Anais do XXII Simpósio Brasileiro de Computação Aplicada à Saúde (SBCAS 2022).
Arritmia cardíaca é uma condição de risco e seu diagnóstico precoce é de fundamental importância. Por isso, a automação do processo de identificação de arritmia é desejável. Neste contexto, um modelo de classificação automática de arr
Publikováno v:
Molecules, Vol 23, Iss 11, p 2962 (2018)
The present work addresses computational research focused on the energetic and structural properties of four isomers monohydroxyxanthone, using the G3(MP2)//B3LYP method, in order to evaluate the influence of the hydroxyl (—OH moiety) functional gr
Externí odkaz:
https://doaj.org/article/b2179edea3434f2ea2ebd69dabe69d8b
Publikováno v:
Química Nova, Vol 36, Iss 6, Pp 840-847 (2013)
The present article involves a comparative study of the influence of oxygen or sulfur heteroatoms present in the central ring of polycyclic compounds, in order to clarify the correlation between the respective thermophysical or thermochemical propert
Externí odkaz:
https://doaj.org/article/8321f74622394078a76fc7abb72a1263