R
Raúl Roberto Poppiel
Researcher at University of São Paulo
Publications - 41
Citations - 583
Raúl Roberto Poppiel is an academic researcher from University of São Paulo. The author has contributed to research in topics: Soil water & Environmental science. The author has an hindex of 9, co-authored 25 publications receiving 200 citations. Previous affiliations of Raúl Roberto Poppiel include University of Brasília.
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Journal ArticleDOI
The Brazilian Soil Spectral Library (BSSL): A general view, application and challenges
José Alexandre Melo Demattê,André Carnieletto Dotto,Ariane Francine da Silveira Paiva,Marcus Vinicius Sato,Ricardo Simão Diniz Dalmolin,Maria do Socorro Bezerra de Araújo,Elisângela Benedet da Silva,Marcos Rafael Nanni,Alexandre ten Caten,Norberto Cornejo Noronha,Marilusa Pinto Coelho Lacerda,José Coelho de Araújo Filho,Rodnei Rizzo,Henrique Bellinaso,Márcio Rocha Francelino,Carlos Ernesto Gonçalves Reynaud Schaefer,Luiz Eduardo Vicente,Uemeson José dos Santos,Everardo Valadares de Sá Barretto Sampaio,Rômulo Simões Cezar Menezes,José João Lelis Leal de Souza,Walter Antônio Pereira Abrahão,Ricardo Marques Coelho,Célia Regina Grego,João Luiz Lani,Antonio Rodrigues Fernandes,Deyvison A.M. Gonçalves,Sérgio Henrique Godinho Silva,Michele Duarte de Menezes,Nilton Curi,Eduardo Guimarães Couto,Lúcia Helena Cunha dos Anjos,Marcos Bacis Ceddia,Érika Flávia Machado Pinheiro,Sabine Grunwald,Gustavo M. Vasques,José Marques Júnior,Airon José da Silva,Marcos Cabral de Vasconcelos Barreto,Gabriel Nuto Nóbrega,Marcelo Z. da Silva,Sara Fernandes Flor de Souza,Gustavo Souza Valladares,João Herbert Moreira Viana,Fabrício da Silva Terra,Ingrid Horák-Terra,Peterson Ricardo Fiorio,Rafael Carvalho da Silva,Elizio F. Frade Júnior,Raimundo Humberto Cavalcante Lima,José Maria Filippini Alba,Valdomiro Severino de Souza Júnior,Maria De Lourdes Mendonça Santos Brefin,Maria De Lourdes P. Ruivo,Tiago Osório Ferreira,Marny A. Brait,Norton Roberto Caetano,Idone Bringhenti,Wanderson de Sousa Mendes,José Lucas Safanelli,Clécia Cristina Barbosa Guimarães,Raúl Roberto Poppiel,Arnaldo Barros e Souza,Carlos A. Quesada,Hilton T. Zarate do Couto +64 more
TL;DR: The Brazilian Soil Spectral Library (BSSL) as mentioned in this paper was developed in a joint partnership with the Brazilian pedometrics community to standardize and evaluate spectra within the 350-2500nm range of Brazilian soils.
Journal ArticleDOI
Bare Earth's Surface Spectra as a Proxy for Soil Resource Monitoring
José Alexandre Melo Demattê,José Lucas Safanelli,Raúl Roberto Poppiel,Rodnei Rizzo,Nélida Elizabet Quiñonez Silvero,Wanderson de Sousa Mendes,Benito Roberto Bonfatti,André Carnieletto Dotto,Diego Fernando Urbina Salazar,Fellipe Alcântara de Oliveira Mello,Ariane Francine da Silveira Paiva,Arnaldo Barros e Souza,Natasha Valadares dos Santos,Claudia Maria Nascimento,Danilo César de Mello,Henrique Bellinaso,Luiz Gonzaga Medeiros Neto,Merilyn Taynara Accorsi Amorim,Maria Eduarda Bispo de Resende,Julia da Souza Vieira,Louise Gunter de Queiroz,Bruna Cristina Gallo,Veridiana Maria Sayão,Caroline Jardim da Silva Lisboa +23 more
TL;DR: A technique to identify global bare surface areas and their dynamics based on multitemporal remote sensing images to aid the spatiotemporal evaluation of anthropic and natural phenomena.
Journal ArticleDOI
Soil variability and quantification based on Sentinel-2 and Landsat-8 bare soil images: A comparison
Nélida Elizabet Quiñonez Silvero,José Alexandre Melo Demattê,Merilyn Taynara Accorsi Amorim,Natasha Valadares dos Santos,Rodnei Rizzo,José Lucas Safanelli,Raúl Roberto Poppiel,Wanderson de Sousa Mendes,Benito Roberto Bonfatti +8 more
TL;DR: In this article, the authors evaluated how satellite images at different resolutions (spatial, spectral and temporal) can influence the representation of soil variability over time, the percentage of bare soil areas and spatial predictions of soil properties in southeastern Brazil.
Journal ArticleDOI
Terrain Analysis in Google Earth Engine: A Method Adapted for High-Performance Global-Scale Analysis
José Lucas Safanelli,Raúl Roberto Poppiel,Luis Fernando Chimelo Ruiz,Benito Roberto Bonfatti,Fellipe Alcantara de Oliveira Mello,Rodnei Rizzo,José Alexandre Melo Demattê +6 more
TL;DR: An algorithm for calculating terrain attributes, such as slope, aspect, and curvatures, for different resolution and geographical extents, using the cloud-based computing capabilities of Google Earth Engine is customized.
Journal ArticleDOI
Soil magnetic susceptibility and its relationship with naturally occurring processes and soil attributes in pedosphere, in a tropical environment
Danilo César de Mello,José Alexandre Melo Demattê,Nélida Elizabet Quiñonez Silvero,Luis Augusto Di Loreto Di Raimo,Raúl Roberto Poppiel,Fellipe A.O. Mello,Arnaldo Barros e Souza,José Lucas Safanelli,Maria Eduarda B. de Resende,Rodnei Rizzo +9 more
TL;DR: In this article, the magnetic susceptibility (κ) has been used as a pedoenvironmental indicator from which mineralogy, pedogeochemical and geochemical processes can be inferred.