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Quality of performance of the operation of sugarcane mechanized planting in day and night shifts
(2013-08-20)
The sugarcane mechanized planting is becoming increasingly widespread in Brazil due to a higher operability and better working conditions offered to workers compared to other types of planting. Studies related to this topic ...
Combined (13)C NMR and DFT/GIAO studies of the polyketides Aurasperone A and Fonsecinone A
(Wiley-Blackwell, 2008-11-05)
Structural characterization by NMR spectroscopy and DFT calculations was performed for two dimeric naptho-gamma-pyrones, the polyketides Aurasperone A and Fonsecinone A. Experimental data ((13)C NMR chemical shifts and ...
Advances in phase-stepping real-time holography using photorefractive sillenite crystals
(Natl Inst Optoelectronics, 2006-08-01)
This work presents a review of recent developments in phase-stepping real-time holographic interferometry with photorefractive sillenite crystals. Quantitative results are shown in micro-rotation, micro-displacement, and ...
Overview of the mental health system in mozambique: addressing the treatment gap with a task-shifting strategy in primary care
(Univ Fed Minas Gerais, Fac Letras, 2016)
Background: Mozambique has gradually changed its action on mental health (MH) from an asylum-centric care with long-term hospitalization to an innovative approach to community and primary care. Objective: To collect essential ...
The relationship between shift work and sleep patterns in nurses
(ABRASCO - Associação Brasileira de Saúde Coletiva, 2013-03-01)
The scope of this study was to evaluate the sleep/wake cycle in shift work nurses, as well as their sleep quality and chronotype. The sleep/wake cycle was evaluated by keeping a sleep diary for a total of 60 nurses with a ...
Bicicleta e transferência modal: uma investigação em AracajuBicycle and modal shift: an investigation in Aracaju
(Sociedade Brasileira de Psicologia, 2018)
Ontogenetic diet shifts of a Neotropical catfish, Pimelodus maculatus (Siluriformes, Pimelodidae): An ecomorphological approach
(Kluwer Academic Publ, 2003-09-01)
This study analyses the ontogenetic diet shifts of a Neotropical catfish, Pimelodus maculatus ( Siluriformes, Pimelodidae), from an ecomorphological standpoint. We collected 241 individuals in the Piracicaba River ( Brazil) ...
Performance Comparisons of EWMA Control Chart Schemes
(Nctu-national Chiao Tung Univ Press, 2010-09-01)
Combining an EWMA chart with a Shewhart chart is traditionally recommended as a means of providing good protection against both small and large shifts in the process mean. Capizzi and Masarotto have proposed an EWMA chart ...
Monitoring the mean vector and the covariance matrix of multivariate processes with sample means and sample ranges
(Associação Brasileira de Engenharia de Produção, 2011-06-01)
Os gráficos conjuntos de e R e S² são os mais utilizados para o monitoramento da média e da dispersão do processo. Com os tamanhos de amostra usuais de 4 e 5, os gráficos de R em uso conjunto são ligeiramente inferior aos ...