Results 51 to 60 of about 101,170 (225)

Occurrence, residency patterns and habitat use of the bottlenose dolphin, Tursiops truncatus truncatus, on two Marine Protected Areas in Southeastern Brazil [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2020
The common bottlenose dolphin, Tursiops truncatus, is widely distributed. However, information about its ecology and behavior in Brazilian waters is scarce especially about the ‘offshore’ ecotype, an Evolutionarily Significant Unit in the Southwest ...
RODRIGO H. TARDIN   +5 more
doaj   +1 more source

Spin-polarized transport in ferromagnetic multilayered semiconductor nanostructures

open access: yes, 2006
The occurrence of inhomogeneous spin-density distribution in multilayered ferromagnetic diluted magnetic semiconductor nanostructures leads to strong dependence of the spin-polarized transport properties on these systems.
A. T. da Cunha Lima   +6 more
core   +1 more source

Structured machine learning modeling to support conservation of deep‐sea benthic biodiversity

open access: yesConservation Biology, EarlyView.
Abstract Biodiversity monitoring programs need to deliver accurate, timely, and actionable predictions. To establish a predictive monitoring program for deep‐sea benthos of the Santos Basin, Brazil, we developed a two‐stage structured model that allowed comparison of biodiversity predictions obtained from environmental simulations (2M‐Sim).
Gustavo Fonseca   +23 more
wiley   +1 more source

Algas marinhas bentônicas daregião de Cabo Frio e arredores: síntese do conhecimento [PDF]

open access: yesRodriguésia, 2009
RESUMO Nas últimas décadas, foram realizados diversos estudos sobre as algas marinhas bentônicas da região de Cabo Frio (RCF), entretanto essa informação está dispersa em publicações avulsas, dissertações e teses. Neste contexto, o objetivo deste trabalho é realizar a revisão da literatura sobre as algas marinhas bentônicas da RCF e fornecer uma ...
Brasileiro, Poliana S.   +4 more
openaire   +4 more sources

A Scoping Review of Construction and Demolition Waste Management and the Sustainable Development Goals: Evidence From Brazil

open access: yesSustainable Development, Volume 34, Issue S2, Page 544-555, March 2026.
ABSTRACT Construction and demolition waste (CDW) management poses significant challenges but also offers opportunities for advancing sustainable development, especially in rapidly urbanizing countries such as Brazil. This scoping review examines the relationship between CDW management practices in Brazil and the United Nations Sustainable Development ...
Flavio Pinheiro Martins   +3 more
wiley   +1 more source

Rifting Evolution of the Central Campos Basin as a Hybrid Rifted Margin: Insights From Tectonic and Magmatic Structures

open access: yesTectonics, Volume 45, Issue 1, January 2026.
Abstract Recent observations and drilling campaigns have challenged the typical models for rifted margins by providing evidence for the existence of intermediate cases between the magmatic and amagmatic end‐members. In this contribution, we document the evolution of the Central Campos rifted margin, located in southeast Brazil, based on a combined ...
P. Alvarez   +3 more
wiley   +1 more source

Characterization of TiB2-AlN composites for application as cutting tool

open access: yesJournal of Materials Research and Technology, 2018
Densified ceramic TiB2-AlN composites were prepared by spark plasma sintering and samples were subjected to short time machining tests. The maximum relative density and toughness were 96.9% and 16.2 GPa, respectively. Composites with 70 wt% AlN and 70 wt%
Luiz Antônio Fonseca Peçanha, Jr.   +6 more
doaj   +1 more source

Some aspects of the family chromodorididae (opisthobranchia: nudibranchia) from brazil, with description of a new species [PDF]

open access: yes, 2006
Algunos aspectos sobre la familia Chromodorididae (Opisthobranchia: nidibranchia) de Brasil, con la descripción de una nueva especie. – En este trabajo se hace un estudio de los nudibranquios pertenecientes a la familia Chromodorididae Bergh, 1891 ...
Domínguez, Marta   +2 more
core   +3 more sources

O cuidado à criança na creche: integração entre saúde e educação [Care for children at day care centers: integration between health and education] [El cuidado al niño en la guardería infantil: integración entre salud y educación]

open access: yesRevista Enfermagem UERJ, 2013
Foram objetivos deste estudo identificar práticas de cuidados à criança no cotidiano de profissionais que atuam nas creches e discutir a contribuição do enfermeiro nessas práticas.
Jéssica de Azevedo Motta   +5 more
doaj   +2 more sources

Fragmento tectónico cabo frio: aspectos de campo, petrografía e geoquímica

open access: yesAnuário do Instituto de Geociências, 1994
The main lithological units which occur in the "Cabo Frio Tectonic Fragment" are orthogneisses and paragneisses. The orthogneisses have granitic-granodioritic-tonalitic compositions, with amphibolitic enclaves and intercalations and are cutted by granitic aplites. The paragneisses are metapelites, with intercalations of amphibolite, quartzites and calc-
openaire   +3 more sources

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