Results 81 to 90 of about 30,259 (188)

Universidades são o retrato educacional das nações, bibliotecas são o retrato das universidades

open access: yesRDBCI: Revista Digital de Biblioteconomia e Ciência da Informação, 2020
O relato de experiência consiste em texto que descreve as ações pioneiras do sistema de bibliotecas universitárias do Estado do Piauí (PI), a partir da instalação da primeira universidade pública federal, Universidade Federal do Piauí (UFPI), instituída ...
Maria das Graças Targino
doaj   +1 more source

Smart Coatings Integrating Antimicrobial and Tissue‐Remodeling Functions for Implant Interfaces

open access: yesJournal of Periodontal Research, EarlyView.
Schematic illustration of a dental implant system showing inflammation around a non‐coated abutment (left) and a stimuli‐responsive coated abutment (right). Acidification associated with inflammation triggers degradation of the PMAA‐based coating, enabling controlled antibiotic release from the LbL system and combating bacterial infection.
Mariana Martins Guerreiro   +18 more
wiley   +1 more source

Analysis of land cover and land use in relief units in the municipalities of Castelo do Piauí and Juazeiro do Piauí, Northeastern, Brazil

open access: yesGeografares, 2016
It is essential the use of GIS for mapping of geo-environmental unitsand remote sensing to analyze of coverage of land, mainly in areas susceptible Desertication (ASD), such as the municipalities of Castelo do Piauí and Juazeiro do Piauí.
Francílio de Amorim dos Santos   +1 more
doaj   +1 more source

Entomological surveillance of Trypanosoma cruzi vectors in Rio Grande do Norte, Brazil

open access: yesMedical and Veterinary Entomology, EarlyView.
Discontinuous entomological surveillance and persistent infestation by triatomines highlight the risk of Trypanosoma cruzi transmission. The diversity of triatomine species in the peridomicile shows the potential for colonization into the home. The wide distribution of Triatoma brasiliensis and Triatoma pseudomaculata accompanies high rates of ...
Letícia Mikardya Lima Sales   +10 more
wiley   +1 more source

Leibniz e as duas faces do labirinto do contínuo: uma introdução

open access: yesArgumentos, 2010
É fato bastante conhecido que os conceitos de tempo, espaço e matéria desempenham papel central na filosofia de Leibniz; a forte oposição que ela fez aos mesmos conceitos utilizados na filosofia newtoniana e cartesiana é prova disso.
William de Siqueira Piauí
doaj   +2 more sources

Boécio e o problema dos futuros contingentes [PDF]

open access: yesPrincípios, 2008
This article represents our belief of what it is possible to introduce the Boethius thought from one of the most recurrent problems of the philosophy, the problem of the contingent futures, explaining, from that problematic, of course, which are the most
William de Siqueira Piauí
doaj  

Levantamento florístico de Bryopsida de cerrado e mata ripícola do Parque Nacional de Sete Cidades, Piauí, Brasil Bryopsida from the cerrado and gallery forest of the Sete Cidades National Park, in the State of Piauí, Brazil

open access: yesActa Botânica Brasílica, 2002
Foi realizado o levantamento florístico das Bryopsida dos ecossistemas de cerrado e de mata ripícola do Parque Nacional de Sete Cidades localizado nos municípios de Piracuruca e Brasileira (04º0515'S e 41º3045'W), Piauí, Brasil.
Nívea Maria Carneiro Farias Castro   +3 more
doaj   +1 more source

The Effect of Brazil's Family Health Program on Cognitive Skills

open access: yesOxford Bulletin of Economics and Statistics, EarlyView.
ABSTRACT This paper examines the effect of Brazil's Family Health Program (Programa Saude da Familia, FHP) on cognitive skills (measured by test scores) of fifth‐grade students. We use biennial data from national exams between 2007 and 2015, and variation in the FHP implementation date across municipalities, birth cohort, and test year to identify the ...
Pinar Mine Gunes, Magda Tsaneva
wiley   +1 more source

INFLUENCE OF THE SOCIAL DETERMINANTS ON THE INCIDENCE OF AIDS IN PIAUÍ: AN ECOLOGICAL STUDY

open access: yesTexto & Contexto Enfermagem, 2020
Objective: to identify the social factors that determine the incidence of aids in the Piauí territory. Method: an ecological study that uses geoprocessing techniques in which 2,908 aids cases of individuals residing in Piauí were considered, notified to ...
T. A. Maranhão   +5 more
semanticscholar   +1 more source

A Computer Vision‐Based Methodology to Estimate Fruit Colour Diversity in Ornamental Pepper (Capsicum spp.)

open access: yesPlant Breeding, EarlyView.
ABSTRACT Fruit colour diversity within different ripening stages confers ornamental value for pepper plants. Using images can be helpful in analysing the fruit colour‐related genetic diversity and enable selecting accessions for ornamental purposes by avoiding subjectiveness.
Marcos Bruno da Costa Santos   +7 more
wiley   +1 more source

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