Results 81 to 90 of about 483,881 (280)

Eco‐Friendly Bioplastic Film Produced With Green Plantain Starch (Musa paradisiaca L.): Effect of Activated Carbon Addition and Hydrothermal Modification

open access: yesPolymer Composites, EarlyView.
Activated Carbon as a Reinforcing Material for Starch Bioplastics. ABSTRACT Eco‐friendly starch‐based bioplastic films reinforced with activated carbon (AC) were produced using green plantain starch in its native and heat‐moisture treatment (HMT) forms to overcome typical limitations of starch materials, such as low mechanical strength and poor water ...
Eduardo Bruno Macêdo Viana   +8 more
wiley   +1 more source

Punição preventiva para coibir negação de coberturas

open access: yesRevista de Direito Sanitário, 2015
Processos de definição e redefinição de normas de acesso a ações de serviços de saúde não são lineares nem desprovidos de ambiguidades. Os conflitos de interesses e os lobbies estão presentes na vida social. As barreiras judiciais para conter influências
Ligia Bahia
doaj   +1 more source

Fatigue Analysis of Novel 3D Hybrid Natural Fiber‐Reinforced Composites

open access: yesPolymer Composites, EarlyView.
Use of 3D fibre‐reinforcement architecture to improve the fatigue life of natural fibre‐reinforced composites. ABSTRACT The growing demand for sustainable engineering materials has intensified research into natural fiber‐reinforced composites (NFRCs).
H. F. M. de Queiroz   +2 more
wiley   +1 more source

Padrões e mudanças no financiamento e regulação do Sistema de Saúde Brasileiro: impactos sobre as relações entre o público e privado Patterns and changes in the financing and regulation of Brazilian Health System: impacts on public and private relationships

open access: yesSaúde e Sociedade, 2005
O trabalho sistematiza as matrizes interpretativas envolvidas no debate sobre o sistema de saúde brasileiro e avança hipóteses sobre as extensas e dinâmicas fronteiras de interseção público-privadas que o caracterizam.
Ligia Bahia
doaj   +1 more source

Nineteenth-Century Bahia\u27s Passion for British Salted Cod: From the Seas of Newfoundland to the Portuguese Shops of Salvador\u27s Cidade Baixa, 1822-1914 [PDF]

open access: yes, 2015
Dried cod has played a similar role to sugar in the international chain of commerce. It became a major traded commodity between British North America (Newfoundland, Nova Scotia Gaspe) in the nineteenth century.
Herold, Marc W.
core   +1 more source

Surface Modification of Sisal Fibers for Enhanced Interface and Performance in Bio‐Based Polyurethane Composites

open access: yesPolymer Engineering &Science, EarlyView.
Schematic representation of the processing of sisal fibers (Agave sisalana) and their incorporation into bio‐based polyurethane composites. The fibers are extracted from the plant and subjected to surface modification via corona discharge and alkaline (NaOH) treatments.
Ianca Oliveira Borges   +9 more
wiley   +1 more source

Educação a Distância : práticas, reflexões e cenários plurais

open access: yesRDBCI: Revista Digital de Biblioteconomia e Ciência da Informação, 2010
ALONSO, Kátia Morosov ; RODRIGUES, Rosângela Schwarz; BARSOBA, Joaquim Gonçalves (Orgs). Educação a Distância: práticas, reflexões e cenários plurais. Cuiabá. Central de Texto : EdUFMT, 2009. 118p.
Eliana Bahia
doaj   +1 more source

Flora da Bahia

open access: yesSITIENTIBUS série Ciências Biológicas, 2006
O Projeto Flora da Bahia foi iniciado em 1997 nos moldes previstos pela Sociedade de Botânica do Brasil para a atualização da Flora do Brasil. É o produto de vários anos de coleta e identificação de espécimes do Estado da Bahia e reflete o esforço conjunto de várias instituições e pesquisadores. A flora será publicada nos níveis de família ou gênero(s)
Ana Maria Giulietti   +5 more
openaire   +1 more source

Evaluation of Plantings for Wildlife on a Power Line Right of Way in Southern Arkansas [PDF]

open access: yes, 1977
The combination of types of land preparation and species of plants seeded along a power line right-of-way was evaluated in terms of the effects upon wildlife.
Kirkwood, Robert T., Pierce, Robert A.
core   +2 more sources

The importance of integrating herbarium records into conservation plans: a case study on Honduran ferns and lycophytes

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Herbarium collections are powerful, yet underutilized, tools for global biodiversity conservation and protected area management. By integrating digitized herbarium records with existing biodiversity data, previously unknown plant species were uncovered, exposing critical gaps in conservation knowledge.
Sven P. Batke   +6 more
wiley   +1 more source

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