Results 71 to 80 of about 177,712 (231)

Cool stars in NGC 2547 and pre main sequence lithium depletion [PDF]

open access: yes, 2003
We present the results of a spectroscopic survey of X-ray selected, low-mass candidate members of the young open cluster NGC 2547. Using a combination of photometry, spectroscopic indices and radial velocities we refine our candidate list and then use ...
Jeffries, R. D   +3 more
core   +2 more sources

LDB 1996 vinte anos depois: projetos educacionais em disputa

open access: yesEducação (UFSM), 2019
Resenha do livro LDB 1996 vinte anos depois: projetos educacionais em ...
A. Gumieiro
semanticscholar   +1 more source

A Nova LDB

open access: yesComunicações, 1996
Este artigo, que enfoca a tramitacao da nova Lei de Diretrizes e Bases da Educacao Nacional, discute de maneira rapida como a aprovacao de uma LDB se constitui num processo conflituoso e lento.
openaire   +1 more source

Modularity of CHIP/LDB transcription complexes regulates cell differentiation [PDF]

open access: yesFly, 2011
Transcription is the first step through which the cell operates, via its repertoire of transcription complexes, to direct cellular functions and cellular identity by generating the cell-specific transcriptome. The modularity of the composition of constituents of these complexes allows the cell to delicately regulate its transcriptome. In a recent study
Revital, Bronstein, Daniel, Segal
openaire   +2 more sources

Passive Acoustic Data as Phenological Distributions: Uncovering Signals of Temporal Ecology

open access: yesEcology and Evolution, Volume 16, Issue 2, February 2026.
Passive acoustic monitoring has the potential to broaden our understanding of vocal animals' annual phenological cycles throughout and beyond the breeding season. We present standardized analytical methods for quantifying vocal phenology from passive acoustic recordings processed by classification algorithms, guided by clearly articulated hypotheses ...
Mary K. Clapp   +6 more
wiley   +1 more source

Review: Christiane Hackl (2001). Fernsehen im Lebenslauf – Eine medienbiographische Studie

open access: yesForum: Qualitative Social Research, 2001
URN: urn:nbn:de:0114 ...
Martin Wysterski
doaj  

Psychological Distress, Resilience, and Immunoinflammatory Signatures in Healthcare Workers During COVID‐19

open access: yesStress and Health, Volume 42, Issue 1, February 2026.
ABSTRACT The COVID‐19 pandemic has profoundly affected healthcare workers, increasing vulnerability to neuropsychiatric disorders, such as anxiety and depression. Psychological distress may be shaped by resilience, coping behaviours, and immune dysregulation.
Natália Gindri Fiorenza   +13 more
wiley   +1 more source

Pressupostos para um programa nacional de competências informacionais

open access: yesCiência da Informação, 2013
Tendo por base a conjuntura inicial das reflexões sobre políticas institucionais de information literacy nos Estados Unidos, e assinalando a abordagem do texto de Paul Zurkowski – The Information Service Environment Relationships and Priorities, este ...
Ivan Claudio Pereira Siqueira
doaj  

On the Mechanism behind the Variation of the Tidal Current Asymmetry in Response to Reclamations in Lingding Bay, China

open access: yesJournal of Marine Science and Engineering, 2022
Tidal current asymmetry, an important factor for waterborne substance transport, is strongly affected by the changing shoreline. Lingding Bay (LDB), located in the center of the Guangdong-Hong Kong-Macao Greater Bay Area, has suffered great shoreline ...
Xiaomei Ji   +3 more
doaj   +1 more source

Spin polarization control by electric field gradients [PDF]

open access: yes, 2006
We show that the propagation of spin polarized carriers may be dramatically affected by {\em inhomogeneous} electric fields. Surprisingly, the spin diffusion length is found to strongly depend on the sign and magnitude of electric field \emph{gradients},
Csontos, Dan, Ulloa, Sergio E.
core   +1 more source

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