Results 81 to 90 of about 249,186 (231)

Currículo inovador para a formação de professores em Ciências da Natureza do Ensino Fundamental [PDF]

open access: yes, 2013
Apresentamos os princípios estruturantes e a matriz curricular de uma licenciatura em Ciências da Natureza implantada na Universidade Estadual da Paraíba (Brasil)[1] que incorpora diversas recomendações da pesquisa em Ensino de Ciências, resultando em ...
Brandao, Alessandra Gomes   +3 more
core   +2 more sources

Dentifrices for preventing erosive tooth wear: An in vitro comparative study

open access: yesEuropean Journal of Oral Sciences, EarlyView.
Abstract Erosive tooth wear is a progressive condition that compromises enamel structure and requires preventive strategies. This in vitro study aimed to compare the protective effects of fluoride‐based dentifrices containing various bioactive agents on sound enamel subjected to simulated erosive–abrasive challenges.
Juliellen Luiz da Cunha   +6 more
wiley   +1 more source

Argilas bentoníticas de Cubati, Paraíba, Brasil: Caracterização física-mineralógica Bentonite clay from Cubati, Paraíba, Brazil: Physical and mineralogical characterization

open access: yesCerâmica, 2009
O Estado da Paraíba possui jazidas de bentonitas utilizadas comercialmente em uma vasta gama de setores tecnológicos. No entanto, esses jazimentos estão se exaurindo após dezenas de anos de exploração.
R. R. Menezes   +5 more
doaj   +1 more source

Psychological responses to interval and continuous exercise in people living with HIV: A single‐blind, counterbalanced, crossover study

open access: yesHIV Medicine, EarlyView.
Abstract Aim This study compared acute psychological responses to a single session of low‐volume high‐intensity interval exercise (HIIE‐LV), high‐volume high‐intensity interval exercise (HIIE‐HV), and moderate‐intensity continuous exercise (MICE) in people living with HIV, and healthy controls using a randomized, counterbalanced crossover design ...
Phelipe Wilde   +9 more
wiley   +1 more source

A UNIVERSIDADE DO VALE DO PARAÍBA COMO PATRIMÔNIO DA CIDADE DE SÃO JOSÉ DOS CAMPOS

open access: yesRevista UniVap, 2017
Este trabalho tem como objetivo explorar a visão da UNIVAP – Universidade do Vale do Paraíba como um patrimônio da cidade de São José dos Campos pelos seus alunos e funcionários, explorando o vínculo entre a cidade e a Universidade, quais são os ...
Maria Helena Alves da Silva   +2 more
doaj   +1 more source

Nuevos registros de distribución del serafín del platanar Cyclopes didactylus (Pilosa, Cyclopedidae) en el nordeste costero de Brasil [PDF]

open access: yes, 2010
The silky anteater Cyclopes didactylus is one of the least studied xenarthrans. Its range extends from tropical Mexico south into Central and South America.
Miranda, Flávia, Superina, Mariella
core  

Анафорична обробка нульової форми займенника монолінгвами-носіями бразильського варіанта португальської: онлайн дослідження [PDF]

open access: yes, 2020
The aim of this paper was to investigate anaphoric processing of the null pronoun in Brazilian Portuguese and determine whether the perception of morphological gender features has a disambiguating effect during the process of reading.
Barbosa, Matheus de Almeida   +7 more
core  

A taxonomic review of the neotropical genus Coprophanaeus Olsoufieff, 1924 (Coleoptera: Scarabaeidae, Scarabaeinae) [PDF]

open access: yes, 2010
The Neotropical genus Coprophanaeus Olsoufieff (1924), as classified here, comprises 38 species distributed among three subgenera (Megaphanaeus Olsoufieff, Metallophanaeus Olsoufieff, and Coprophanaeus s. str.) and eight species groups.
Edmonds, William David, Zídek, Jiri
core   +2 more sources

Regional Concentration of The Gross Production Value of Firewood in Paraíba

open access: yesFloresta e Ambiente, 2019
This study analyzed the regional concentration of the gross production value (GPV) of firewood in Paraíba from 1994 to 2014. It measured the concentration by means of the Concentration Ratio [CR(k)] of the Herfindahl-Hirschman Index (HHI), Theil’s ...
Luiz Moreira Coelho Júnior   +3 more
semanticscholar   +1 more source

Commercial clays in cosmetic formulations for hair care: Characterization and application to improve the mechanical properties of hair fibre

open access: yesInternational Journal of Cosmetic Science, EarlyView.
The shampoo and conditioner bar formulations enhanced hair gloss, promoting softness, improved cuticle alignment, and effective protection of hair shafts against external aggressors. Findings from mechanical properties measurements indicate that the clay‐containing formulations enhance the mechanical strength of hair, contributing to stronger and more ...
João Pedro Gonçalves de Souza Soares   +2 more
wiley   +1 more source

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