Results 1 to 10 of about 496,839 (139)

Experimental research

World Journal of Advanced Research and Reviews, 2022
Explanatory research has the goal of verifying a scientific hypothesis regarding the causal relationship between a set of response characteristics and a set of explanatory characteristics of a target population. The experiment is the explanatory research
João Gilberto, C. Silva, João Gilberto Corrêa da Silva   +2 more
semanticscholar   +1 more source

Desenvolvimento regional sob o enfoque pós-keynesiano [PDF]

, 2007
Este trabalho tem como objetivo fazer uma revisão bibliográfica acerca de estudosque analisam o desenvolvimento regional sob a perspectiva da teoria pós-keynesiana.
Júlia Elisabete Barden
core   +4 more sources

EFFECT OF THINNING ON VOLUMES OF BIOMASS AND BARK TANNINS CONTENT OF Mimosa caesalpiniifolia BENTH. TREES

Revista Árvore, 2023
This research aimed to evaluate the effect of thinning on the wood volumes per hectare on the tannin content in the bark of Mimosa caesalpiniifolia. The planting was subdivided into two plots, one thinned at 12 and 55 months of age (T1), while the other ...
L. L. D. Paiva, Tatiane Kelly Barbosa de Azevedo, A. Pimenta, Juliana Lorensi do Canto, Maila Janaína Coêlho de Souza, João Gilberto Meza Ucella Filho   +5 more
semanticscholar   +1 more source

A review of technical and physiological aspects of F-wave studies and analyzis of the data obtained in a group of diabetic patients [PDF]

, 2001
We reviwed some physiological aspects of the F-wave studies, mainly related to the motoneurone sizes involved in the generation of this potentials and the number of stimuli necessary to analyze the F-wave parameters.
Manzano, Gilberto Mastrocola, Nobrega, João Antonio Maciel   +1 more
core   +2 more sources

Requirements of the experiment

World Journal of Advanced Research and Reviews
The purpose of the experiment is to derive inferences about the causal effects of a subset of the characteristics of the units of a target population (explanatory characteristics - treatment factors) on characteristics that express the performance of ...
João Gilberto, C. Silva, João Gilberto Corrêa da Silva   +2 more
semanticscholar   +1 more source

Principles of the experiment design

World Journal of Advanced Research and Reviews
Reference books usually present experiment designs as recipes, one of which should be chosen for each experiment. This approach extends to teaching and leads the researcher to understand that he is limited to the use of these experiment designs.
João Gilberto, C. Silva, João Gilberto Corrêa da Silva   +2 more
semanticscholar   +1 more source

Thermal behavior of alginic acid and its sodium salt

Eclética química, 2004
An evaluation of hydration and thermal decomposition of HAlg and its sodium salt isdescribed using thermogravimetry (TG) and differential scanning calorimetry (DSC).
J. Soares, José Eduardo dos Santos, G. Chierice, É. Cavalheiro   +3 more
semanticscholar   +1 more source

Occupational exposure to Brucella spp.: A systematic review and meta-analysis

PLoS Neglected Tropical Diseases, 2020
Brucellosis is a neglected zoonotic disease of remarkable importance worldwide. The focus of this systematic review was to investigate occupational brucellosis and to identify the main infection risks for each group exposed to the pathogen.
C. Pereira, João Vitor Fernandes Cotrim de Almeida, Izabela Regina Cardoso de Oliveira, Luciana Faria de Oliveira, L. Pereira, M. Zangerônimo, A. P. Lage, E. Dorneles   +7 more
semanticscholar   +1 more source

Clearance and persistence of SARS‐CoV‐2 RNA in patients with COVID‐19

Journal of Medical Virology, 2020
Patients with coronavirus disease‐2019 may be discharged based on clinical resolution of symptoms, and evidence for viral RNA clearance from the upper respiratory tract. Understanding the severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2) viral
A. Carmo, João Pereira-Vaz, V. Mota, A. Mendes, C. Morais, A. C. D. DA Silva, Elisabete Camilo, C. Pinto, E. Cunha, J. Pereira, M. Coucelo, P. Martinho, L. Correia, G. Marques, L. Araújo, F. Rodrigues   +15 more
semanticscholar   +1 more source

Estudos de impacte ambiental em infraestruturas rodoviárias com recurso a tecnologia SIG e avaliação multicritério [PDF]

, 2015
O Estudo de Impacte Ambiental (EIA) é uma peça fundamental no processo de Avaliação Ambiental a que têm de ser submetidos alguns projetos de engenharia.
Gonçalves, Agostinho, Rodrigues, João Coutinho, Sousa, Nuno   +2 more
core   +1 more source