3123100 documents found, page 311660 of 312310
Vitamin E characterization in Castanea sativa Mill. cultivars from three consec...
Barreira, João C.M.; Casal, Susana; Ferreira, Isabel C.F.R.; Pereira, J.A.; Oliveira, BeatrizVitamin E profiles of selected (2006-2008) Castanea saliva Miller (chestnut) cultivars (Aveleira, Boaventura, Judia and Longal) belonging to the Protected Designation of Origin "Castanha da Terra Fria" were evaluated. Vitamin E is an important lipophilic antioxidant with essential effccts in living systems against aging, strengthening the immune system and reducing cancer risk, reducing viral load in HIV -infec...
Du savoir-faire à la connaissance des plantes: pratiques ancestrales et savoirs...
Frazão-Moreira, Amélia; Carvalho, Ana Maria; Martins, ElisabeteAux villages du nord-est portugais, dans les mémoires d’enfance des hommes, l’imaginaire des plantes est associé aux jeux et travaux de la vie quotidienne d’autrefois. Les femmes évoquent aussi les histoires de leurs grand-mères, des histoires où les plantes jouent un rôle fondamental aux cérémonies religieuses et festives du village, guérissent et préviennent les maladies et protègent la famille et le foyer. D...
Petri nets approach for designing the migration process towards industrial cybe...
Cachada, Ana; Pires, Flávia; Barbosa, José; Leitão, PauloPresently, many industries are facing strong challenges related to the demand of customized and high-quality products. These pressures lead to internal company's conflicts where current production systems have a rigid structure, forcing the company into a organization stall when a fast product change is required. Therefore, the need to smoothly migrate traditional systems into more feature-rich and cost-effecti...
La evaluación de la actitud de los futuros profesionales hacia la Estadística: ...
Fernandes, Paula Odete; Pinela, Ana de Fátima Afonso; Borges, Célia Cristina Alves; Silva, Fátima H.; Pinto, Liliana IsabelEste estudio tuvo como objetivo identificar las actitudes de los alumnos (futuros profesionales) con respecto a la Unidad Curricular de Estadística, en una muestra de 108 alumnos pertenecientes a la Escola Superior de Tecnologia e Gestão de Bragança (Portugal). Este estudio se aplicó a alumnos de los Cursos de áreas de estudio de ciencias empresariales e ingeniería. Se identificaron las actitudes positivas o ne...
Uso de redes sociais, fontes de informação e conhecimento nutricional
Ribeiro, Amélia; Fernandes, António; Pereira, Ana Maria Geraldes RodriguesConhecimento nutricional (CN) é a informação que leva à compreensão e tomada tomada de decisão sobre nutrição e alimentação (Glanz Rimer, & Viswanath, 2008 ). Um maior CN está associado a comportamentos alimentares mais saudáveis (Bezerra Barbosa et al., 2015; Dickson-Spillmann & Siegrist, 2011; Spronk Kullen, et al., 2014 ). Existe uma elevada prevalência de doenças doenças crónicas, podendo esta ser diminuída...
Real-time indoor air quality (IAQ) monitoring system for smart buildings
Biondo, Elias JuniorIndoor air quality (IAQ) is a term describing the air quality of a room, it refers to the health and comfort of the occupants. Normally, people spend around 90% of their time in indoor environments where the concentration of air pollutants, such CO, CO2, VOCs, SO2, O3 and NOx, may be two to five times — and occasionally, more than 100 times — higher than outdoor levels. According to the World Health Organizatio...
Polypharmacy in institutionalized elderly in nursing homes of Northern Portugal
Pinto, Isabel C.; Nascimento, Luís; Pereira, Filipa; Azevedo, Joana; Pereira, SaraThe polypharmacy is a growing problem, especially in the elderly population due to chronic diseases requiring the simultaneous use of drugs. This issue has become worse due to the increasing aging of the world population. Objectives: To characterize drug therapy, polypharmacy and possible interactions in institutionalized elderly, as well as polypharmacy associated factors. Methods: This cross-sectional and cor...
Fire resistance of cellular wooden slabs with rectangular and circular perforat...
Couto, David; Fonseca, E.M.M.; Piloto, P.A.G.; Meireles, J.M.; Barreira, Luísa; Ferreira, DéboraThis work presents a numerical and experimental approach in order to predict the thermal behaviour and the performance of typical cellular wooden slabs with rectangular and circular perforations when submitted to fire conditions. For this purpose a 3D numerical model was validated with different experimental tests at real scale obtained in laboratory in four cellular wooden slabs. This study was conducted in ac...
Ceramic packaging for mineral waters: a preliminary study
Pires, Susana; Pereira, Ermelinda; Lopes-da-Silva, M.F.The aim of this work is to present a preliminary study for the use of ceramic materials in packaging of natural mineral waters. Handmade ceramic bottles were produced from faience paste and tested for the influence of different glazing areas on the tightness of the ceramic bottles and in physic-chemical stability of bottled natural mineral water during storage (8 days, 15º C). Three ceramic bottles were totally...
Estudio vibro-acústico y intensimétrico de las transmissiones por flancos en ed...
Andrade, Carlos A.R.El esfuerzo que se ha realizado al estudiar las prestaciones acústicas de algunas soluciones constructivas sencillas propias del sur de Europa, haciendo especial hincapié en el efecto de las transmisiones indirectas.