Results 31 to 40 of about 226,239 (204)

Estudos:

open access: yesFronteiras: Revista Catarinense de História, 2018
O artigo discute três dimensões fundamentais da duração, em História, tendo por base as concepções braudelianas e os conceitos de estrutura, conjuntura e fato (évènement). É apresentado um modelo didático dessa discussão, aplicável ao ensino de História no âmbito da graduação, tendo como referência as questões próprias à História Moderna e à História ...
openaire   +3 more sources

Early evolution of the gular musculature and its innervation in ray‐finned fishes

open access: yesThe Anatomical Record, EarlyView.
Abstract Gular muscles are an important but often overlooked component of cranial anatomy in bony fishes. They are located on the ventral surface of the head and are derived from the mandibular and hyoid arches. We present a comprehensive review of the gular musculature and its innervation across early diverging actinopterygian lineages. By integrating
Aléssio Datovo   +4 more
wiley   +1 more source

Redescription of †Eobrasilia coutoi (Metatheria: Polydolopimorphia), a unique sclerocarpophagous metatherian from the Palaeogene of South America: Systematic affinities, and paleoecological and evolutionary implications

open access: yesThe Anatomical Record, EarlyView.
Abstract The ‘Palaeogene strata’ of the Itaboraí Basin (upper Paleocene‐lower Eocene), Southeastern Brazil, has preserved 29 genera and almost 50 species of metatherians (about 65% of its mammalian diversity). Among them, Eobrasilia coutoi Simpson, 1947 is the most enigmatic due to its quite fragmentary nature.
Leonardo M. Carneiro   +10 more
wiley   +1 more source

A interface estudos discursivos e estudos ergológicos

open access: yesLetras de Hoje, 2014
Este artigo tem por objetivo explicitar caminhos teorico-metodologicos aos quais temos recorrido a fim de consolidar o estudo das relacoes linguagem/trabalho, mais especificamente dos estudos discursivos e ergologicos. Adotar a perspectiva discursiva implica considerar a lingua nao como instrumento informacional, transparente, mas como polissemica e ...
openaire   +3 more sources

Bioerosion traces in bones reveal an increase in ethological diversity in the insect exploitation of carcasses in the late Triassic

open access: yesThe Anatomical Record, EarlyView.
Abstract This study presents the first detailed description of bioerosion traces produced by insects in bones from the Santa Cruz Sequence (early Carnian, Santa Maria Supersequence, Brazil). An array of traces is reported, consisting of notches, a tube, trails of grooves attributed to the ichnotaxon Osteocallis mandibulus and ornamented depressions ...
Lucca S. Cunha   +2 more
wiley   +1 more source

Hermenêutica

open access: yesRevista Interdisciplinar de Direito, 2018
O presente artigo trata da hermenêutica clássica e contemporânea a partir da introdução ao estudo do direito.
Cleyson de Moraes Mello
doaj  

Unveiling opportunities and challenges for a circular approach to macaúba biorefining: a technological roadmap

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract The macaúba fruit, native to tropical and subtropical regions, has received considerable attention in recent years as a promising raw material for the production of advanced biofuels in Brazil. However, the development of large‐scale biomass requires overcoming significant challenges, such as designing circular biorefineries.
Fábio de A. Oroski   +3 more
wiley   +1 more source

Prevalence of Chronic Pain, Treatments, Perception, and Interference on Life Activities: Brazilian Population-Based Survey

open access: yesPain Research and Management, 2017
Background and Objectives. Chronic pain affects between 30% and 50% of the world population. Our objective was to estimate the prevalence of chronic pain in Brazil, describe and compare differences between pain types and characteristics, and identify the
Juliana Barcellos de Souza   +5 more
doaj   +1 more source

SIMULAÇÃO NUMÉRICA MULTIFÁSICA DE FLUIDO DE PERFURAÇÃO E DE TRANSPORTE DE BENZENO EM POÇO DE PETRÓLEO NA BAHIA, BRASIL

open access: yesRevista Águas Subterrâneas, 2014
Na perfuração de poços para extração de petróleo são utilizados fluidos de perfuração compostos por diversos produtos químicos com finalidades específicas em função das características de cada poço. O aumento da preocupação com possíveis danos ambientais
Elias Hideo Teramoto   +5 more
doaj   +1 more source

Biogas production from Opuntia stricta Haw.: microbial diversity and solid load influence on sludge recycle systems

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract The search for alternative and sustainable energy sources becomes urgent as energy demand increases and fossil fuels become less available, especially in water‐scarce regions such as the Brazilian semi‐arid region, where current projections of global warming and the expansion of arid and semi‐arid zones point to a future of desertification ...
Wallysson K. P. Barros   +10 more
wiley   +1 more source

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