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Name
Biblioteca Digital do IPB
Type
Institutional Repository
Items
12961 Publications
Compatibility
OpenAIRE 3.0 (OA, funding)
OAI-PMH
http://bibliotecadigital.ipb.pt/oaiextended/driver
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Detailed data provider information (OpenDOAR)

 

  • Termografia: Técnica usada para análise da marcha durante o transporte de mochilas nas costas

    Rocha, João; Queijo, Luís; Santos, Jorge (2015)
    Todos {Brånemark, 1967 #1}{Brånemark, 1967 #1}observamos a entrada ou saída das crianças de uma escola, Com o tempo vamo-nos habituando a esta imagem, mas qualquer adulto que ainda não esteja familiarizado com esta situação nota de imediato que muitas das crianças devem transportar “demasiado peso” na mochila e que esta “sobrecarga” deverá prejudicar a saúde da criança a médio e longo prazo. A termografia é ainda uma técnica pouco usada para analisar a marcha e o transporte de mochilas esc...

    Effects of gamma irradiation on the phenolic compounds of Ginkgo biloba L.

    Pereira, Eliana; Barros, Lillian; Antonio, Amilcar L.; Cabo Verde, Sandra; Santos-Buelga, Celestino; Ferreira, Isabel C.F.R. (2015)
    Irradiation has been increasingly recognized as an effective decontamination technique that ensures the chemical and organoleptic quality of medicinal and aromatic plants |1,2|. One of those plants that has been highly studied is Ginkgo biloba L., due to its use in traditional medicine, but also by professionals in the medical field in order to treat problems typically associated with aging, such as intermittent claudication, decreased mental vitality in old age (mental confusion, memory loss...

    Uma arquitectura para a composição dinâmica de serviços dependentes do contexto

    Sousa, João Paulo; Carrapatoso, Eurico; Fonseca, Benjamim (2007)
    A difusão das ligações sem fios nos locais de trabalho, de lazer e mesmo em casa, juntamente com a proliferação dos dispositivos móveis abrem novos cenários para o fornecimento de serviços aos utilizadores. Além dos serviços tradicionais de Internet devem por isso, ser disponibilizados novos serviços que de uma forma transparente se adeqúem e se adaptem ao contexto do utilizador. Os utilizadores teriam ainda mais flexibilidade e escolha se, para além do fornecimento de destes serviços, lhes f...

    Analysis of the active employer enterprise population in Portugal

    Sarmento, Elsa; Nunes, Alcina (2010)
    This study provides a description of the population of active employer enterprises dynamics in Portugal, using an entrepreneurship dataset conceived from Quadros de Pessoal based on the Eurostat/OECD methodology “Manual on Business Demography Statistics”, for the period 1987 to 2007. The main contribution of this analysis is to provide detailed disaggregated evidence of the employer enterprise population by firm dimension, region and main economic sectors, over a period of more th...

    The antioxidant activity of novel chromones and xanthones: a structure-activity relationship

    Proença, Carina; Ribeiro, Daniela; Freitas, Marisa; Albuquerque, Hélio; Santos, Clementina M.M.; Silva, Artur; Fernandes, Eduarda (2015)
    Chromones and xanthones are oxygen-containing heterocyclic compounds with bioactive properties widely reported in the literature, specially concerning to their antioxidant properties. The search for new natural and synthetic chromone and xanthone derivatives order to evaluate and discover new structural features rendering optimized biological effects has been a challenge. Thus, the aim of this work was to evaluate the scavenging activity of reactive oxygen (ROS) and nitrogen (R...
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