Results 31 to 40 of about 374,381 (330)

Individual administration of three tanniferous forage plants to lambs artificially infected with Haemonchus contortus and Cooperia curticei [PDF]

open access: yes, 2007
We investigated direct anthelmintic effects associated with the feeding of fresh tanniferous forages against established populations of Haemonchus contortus and Cooperia curticei in lambs.
Heckendorn, Felix   +4 more
core   +1 more source

A PERTINÊNCIA DO ENFOQUE CIÊNCIA, TECNOLOGIA E SOCIEDADE (CTS) NA EDUCAÇÃO PROFISSIONAL E TECNOLÓGICA

open access: yesRevista Brasileira da Educação Profissional e Tecnológica, 2017
Considerando que a formação profissional e tecnológica ainda está muito ligada a enfoques eminentemente técnicos, as influências recíprocas entre as trocas sociais e os desenvolvimentos científicos e tecnológicos encontrar-se num ponto de indefinição ...
Augusto Sávio Guimarães do Nascimento   +2 more
doaj   +1 more source

O enfoque CTS nas questões de matemática no ENEM de 2014: uma realidade?

open access: yesImagens da Educação, 2016
O presente artigo tem o objetivo de analisar as questões do ENEM do bloco de Matemática e suas Tecnologias, aplicado no ano de 2014, para identificar os níveis de reflexões referentes ao enfoque Ciência, Tecnologia e Sociedade (CTS), propostas pelas ...
Caroline Subirá Pereira   +3 more
doaj   +1 more source

Performance Evaluation of a Helper Initiated Distributed Cooperative Medium Access Control Protocol for Wireless Networks [PDF]

open access: yesInternational Journal of Electronics and Telecommunications, 2019
Cross layer cooperative protocol which exploits the benefits of physical layer cooperative communication, is one of the widely recognized MAC layer protocol design strategies for future wireless networks.
Md. Ruhul Amin, Md. Shohrab Hossain
doaj   +1 more source

Postoffer Pre-Placement Screening for Carpal Tunnel Syndrome in Newly Hired Manufacturing Workers [PDF]

open access: yes, 2016
OBJECTIVE: We determined the predictive validity of a post-offer pre-placement (POPP) screen using nerve conduction velocity studies (NCV) to identify future cases of carpal tunnel syndrome (CTS).
Buckner-Petty, Skye   +4 more
core   +2 more sources

Comunidades de práctica y públicos recursivos

open access: yesAnthropologica
Este artículo examina el desarrollo de la fabricación digital en Perú, centrándose en Lima Makers, el primer makerspace del país. A través de este caso, se exploran las dinámicas de socialización, identidad colaborativa y prácticas de innovación en un ...
Sebastián Zarate Vasquez   +2 more
doaj   +1 more source

NucGame: um jogo didático sobre Tecnologia Nuclear

open access: yesRevista de Ensino de Ciências e Matemática, 2023
O objetivo deste trabalho é apresentar o jogo didático NucGame, que versa sobre Tecnologia Nuclear. Ele foi elaborado no âmbito de um projeto de extensão e fundamentado na literatura sobre jogos didáticos e na abordagem Ciência, Tecnologia e Sociedade ...
Luana Linda da Silva   +2 more
doaj   +1 more source

Multiband CSMA/CA with RTS-CTS strategy [PDF]

open access: yes, 2014
We present in this paper a new medium access control (MAC) scheme devoted to orthogonal frequency division multiple access (OFDMA) systems which aims at reducing collision probabilities during the channel request period.
Do, Jean-Baptiste   +3 more
core   +4 more sources

STS education (science, technology and society) for the early years of elementary school: the earth and the universe in focus

open access: yesACTIO: Docência em Ciências, 2019
The aim of this study was to analyze the implications of the planning and execution of a teaching proposal on Earth and the Universe, considering the Science, Technology and Society (STS) perspective, from the discussions promoted by a teacher.
Bruna Cristina Carvalho Gomes   +1 more
doaj   +1 more source

Uniqueness and Non-uniqueness in the Einstein Constraints [PDF]

open access: yes, 2003
The conformal thin sandwich (CTS) equations are a set of four of the Einstein equations, which generalize the Laplace-Poisson equation of Newton's theory.
Arand, M.   +8 more
core   +2 more sources

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