869 research outputs found
[Changing] Communities
Designing with and for communities is a broad and multifaceted topic. In this introductory paper to the track Changing Communities, we discuss a series of studies that employed collaborative processes to tackle urgent public interest issues while empowering communities at the same time. A variety of themes emerged: one main transversal area is about cocreation and co-design methodologies that have demonstrated to have a transformative potential in addressing complex societal challenges. Another theme is about social innovation, considered both as the process of change of social practices and as the outcomes in terms of new products, services and policies. In particular healthcare arose as one of the main application fields of numerous papers, being discussed in different contexts such as medical device design, healthcare service design, health information systems and others. In addition, there was an area addressed by some papers that was about how to take care of the commons, tackling issues related to public space, placemaking and collective heritage, to mention a few. The studies of this track have illuminated the way forward, emphasising collaboration, empathy, and community empowerment as cornerstones of design practices that shape a more inclusive, sustainable, and innovative future
NGC 1068: No change in the mid-IR torus structure despite X-ray variability
Context. Recent NuSTAR observations revealed a somewhat unexpected increase
in the X-ray flux of the nucleus of NGC 1068. We expect the infrared emission
of the dusty torus to react on the intrinsic changes of the accretion disk.
Aims. We aim to investigate the origin of the X-ray variation by
investigating the response of the mid-infrared environment.
Methods. We obtained single-aperture and interferometric mid-infrared
measurements and directly compared the measurements observed before and
immediately after the X-ray variations. The average correlated and
single-aperture fluxes as well as the differential phases were directly
compared to detect a possible change in the structure of the nuclear emission
on scales of 2 pc.
Results. The flux densities and differential phases of the observations
before and during the X-ray variation show no significant change over a period
of ten years. Possible minor variations in the infrared emission are
8 %.
Conclusions. Our results suggest that the mid-infrared environment of NGC
1068 has remained unchanged for a decade. The recent transient change in the
X-rays did not cause a significant variation in the infrared emission. This
independent study supports previous conclusions that stated that the X-ray
variation detected by NuSTAR observations is due to X-ray emission piercing
through a patchy section of the dusty region.Comment: 6 pages, 5 figures, 3 tables. Accepted for publication on A&
Superficial technique for tear trough filling with cohesive polydensified matrix hyaluronic acid
Introduction: Deep tear troughs create unaesthetic hollows that often worsen the color alteration and aspect of dark undereye circles, thus giving an aged and tired appearance to the eyes, even in younger individuals. The use of dermal fillers for the restoration of volume loss in the area, with a wide variety of products and techniques, has been the most suitable treatment. Aim: Description and evaluation of the superficial intradermal injection technique for tear trough filling using cohesive polydensified matrix hyaluronic acid. Materials and Methods: 120 patients from Faculdade de Medicina do ABC’s Cosmetic Dermatology Sector and a private practice treated between the years 2011 and 2016. Results: All the patients rated the treatment result as good or very good. No important or long-lasting adverse effects were reported; the Tyndall effect was not observed either. Conclusion: The superficial technique is an easy and safe method to treat the tear trough deformity, with high rates of good aesthetic results.
DOI: http://dx.doi.org/10.5281/zenodo.427243
Extrato de erva-de-rato (Palicourea marcgravii) como inseticida alternativo visando o controle do pulgão preto (Toxoptera citricida) dos citros.
Este trabalho objetivou avaliar a toxicidade de cinco concentrações de extrato de Palicourea marcgravii, aplicado por pulverização via contato sobre a mortalidade do pulgão preto, em condições de laboratório
Potencial de manipueira de mandioca (Manihot esculenta Crantz) no controle de pulgão preto de citros (Toxoptera citricida Kirkaldy, 1907).
Esta pesquisa teve como principal objetivo, investigar o inseticida potencial inseticida do extrado de manipueira em, Pulgão preto dos citros, Toxoptera citricida Kirkaldy,1907
Extrato de Manihot esculenta como inseticida alternativo no controle de pulgão preto (Toxoptera citricida) dos citros.
Este trabalho objetivou avaliar a toxicidade de cinco concentrações de extrato de Manihot esculenta aplicado por pulverização via translaminar sobre a mortalidade de pulgão preto em condições de laboratório
Toxicidade de urina de vaca e da manipueira de mandioca sobre pragas chaves do abacaxi.
A utilização de extratos de plantas pode ser uma alternativa para o controle de pragas. Dentre os subprodutos de plantas com atividade inseticida, destaca-se a manipueira, oriunda da produção de farinha de mandioca (Manihot esculenta). Outro inseticida natural é a urina de vaca. Esse trabalho teve como objetivo investigar o potencial inseticida da manipueira e da urina de vaca sobre as pragas chaves do abacaxi e realizar monitoramento de insetos presentes em área de Sistema Agroflorestal (SAF's) em condições experimentais, com a pesquisa participativa
Aplicação de tratamentos físicos e químicos em sementes de beterraba importada, na erradicação de Ditylenchus dipsaci (KÜNH, 1857) Filipjev, 1936.
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Resíduo desidratado de vitivinícolas do Vale do São Francisco associado a diferentes fontes energéticas na alimentação de ovinos: digestibilidade aparente.
A digestibilidade aparente de nutrientes foi determinadas em ovinos confinados, objetivando avaliar a combinação do resíduo desidratado de vitivinícolas a diferentes fontes energéticas. Foram utilizados 18 ovinos machos com idade aproximada de sete meses, sem padrão racial definido, com peso vivo médio inicial de 21,8 kg. As dietas compostas de 50% de resíduo de vitivinícolas e 50% de concentrados energéticos: grão de milho moído (Zea mays), raspa de mandioca (Manihot esculenta) enriquecida com 1,8% de uréia e farelo de palma forrageira (Opuntia ficus) enriquecido com 1,1% de uréia. As digestibilidades da matéria seca, proteína bruta e fibra em detergente neutro foram de 52,89, 47,12 e 42,37; 54, 36, 49, 63 e 54, 95; 36,96 34,22 e 32,82%, respectivamente para as dietas de grão de milho moído que apresentaram os maiores coeficientes, raspa de mandioca e farelo de palma. Os resultados obtidos para o consumo e para a digestibilidade aparente dos nutrientes, revelaram o bom potencial do resíduo de vitivinícolas em combinação as fontes energéticas estudadas, podendo se transformar em uma nova opção alimentar para ovinos no Nordeste do Brasil
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