Search Results - "Pereira, A. J. S. C."

Thermophysical properties of surficial rocks: a tool to characterize geothermal resources of remote northern regions by Miranda, M. M., Giordano, N., Raymond, J., Pereira, A. J. S. C., Dezayes, C.

“…The energetic framework of Canadian remote communities relies on fossil fuels. This has adverse environmental and energy security issues. In order to offset…”
Get full text

comprehensive analysis of groundwater resources using GIS and multicriteria tools (Caldas da Cavaca, Central Portugal): environmental issues by Teixeira, J, Chaminé, H. I, Espinha Marques, J, Carvalho, J. M, Pereira, A. J. S. C, Carvalho, M. R, Fonseca, P. E, Pérez-Alberti, A, Rocha, F

“…Hard-rock watersheds are essentially confined to fractured and weathered horizons, but they are a source of valuable water resources at a regional level,…”
Get full text

Allelic polymorphism of human FcγRIIA-H/R131 receptor in American tegumentary leishmaniasis by Oliveira, C. R., Pereira, L. I. A., Pereira, A.-J. C. S., Ferreira, A. A., Crespo, A. M. C., Silveira, L. A.

“…Summary FcγRIIA binding to IgG subclasses with different levels of affinity is influenced by the polymorphism in the gene that encodes this receptor. The…”
Get full text

Evaluation of groundwater quality based on radiological and hydrochemical data from two uraniferous regions of Western Iberia: Nisa (Portugal) and Ciudad Rodrigo (Spain) by Pereira, A. J. S. C, Pereira, M. D, Neves, L. J. P. F, Azevedo, J. M. M, Campos, A. B. A

“…The regions of Nisa (Portugal) and Ciudad Rodrigo (Spain) are characterized by a high radiation background due to the presence of uranium-enriched rocks. To…”
Get full text

Estimation of the radiological background and dose assessment in areas with naturally occurring uranium geochemical anomalies—a case study in the Iberian Massif (Central Portugal) by Pereira, A.J.S.C., Neves, L.J.P.F.

“…Naturally occurring uranium geochemical anomalies, representative of the several thousand recognized in the Portuguese section of the Iberian Massif and…”
Get full text

influence of geological factors on radon risk in groundwater and dwellings in the region of Amarante (Northern Portugal) by Martins, L. M. O, Gomes, M. E. P, Neves, L. J. P. F, Pereira, A. J. S. C

“…The region of Amarante (Northern Portugal) is composed of Hercynian tardi-tectonics granites and Paleozoic metasediments. Petrographic observations and SEM…”
Get full text

On the influence of faulting on small-scale soil-gas radon variability: a case study in the Iberian Uranium Province by Pereira, A.J.S.C., Godinho, M.M., Neves, L.J.P.F.

“…In order to evaluate the influence of faulting on the variability of geogenic radon at detailed scale (1:2000), data on gamma ray fluxes, U and Th…”
Get full text

Geochemistry of granites and metasediments of the urban area of Vila Real (northern Portugal) and correlative radon risk by Gomes, M. E. P., Neves, L. J. P. F., Coelho, F., Carvalho, A., Sousa, M., Pereira, A. J. S. C.

“…Radon concentration was evaluated in dwellings of the urban area of Vila Real (Northern Portugal). The area is mainly composed of Hercynian granites and…”
Get full text

Validation of TRMM multi-satellite precipitation analysis (TMPA) products in the Peruvian Andes by Mantas, V.M., Liu, Z., Caro, C., Pereira, A.J.S.C.

“…The relevance of accurate and timely rainfall estimates cannot be overstated. The rainfall gauge network is still insufficient across significant areas…”
Get full text

Lithology mapping with satellite images, fieldwork-based spectral data, and machine learning algorithms: The case study of Beiras Group (Central Portugal) by Pereira, João, Pereira, A.J.S.C, Gil, Artur, Mantas, Vasco M.

“…•The multispectral data permits measuring spectral features in lithology classification.•We develop and provide a multi dataset approach integrating both field…”
Get full text

A new radon prediction approach for an assessment of radiological potential in drinking water by Martins, L.M.O., Pereira, A.J.S.C., Oliveira, A. Sousa, Fernandes, L.F. Sanches, Pacheco, F.A.L.

“…Inhaled radon from groundwater used for domestic purposes is one of the sources of natural radioactivity into indoor air. Due to uranium-bearing minerals…”
Get full text

Indoor radon periodicities and their physical constraints: a study in the Coimbra region (Central Portugal) by Neves, L.J.P.F., Barbosa, S.M., Pereira, A.J.S.C.

“…Indoor radon activities were measured during a period of 6 months, as well as several physical environmental variables (temperature, pressure, humidity and…”
Get full text

Soil-gas radon monitoring in an active granite quarry from central Portugal by Pereira, A. J. S. C., Barbosa, S. M., Neves, L. J. P. F., Aumento, F.

“…Seven soil-gas radon monitoring stations were placed along the active front of a granite quarry in Canas de senhorim, Central Portugal, recording continuously…”
Get full text

A web service and android application for the distribution of rainfall estimates and Earth observation data by Mantas, V.M., Liu, Z., Pereira, A.J.S.C.

“…The full potential of Satellite Rainfall Estimates (SRE) can only be realized if timely access to the datasets is possible. Existing data distribution web…”
Get full text

Indoor radon risk associated to post-tectonic biotite granites from Vila Pouca de Aguiar pluton, northern Portugal by Martins, L.M.O., Gomes, M.E.P., Teixeira, R.J.S., Pereira, A.J.S.C., Neves, L.J.P.F.

“…At Vila Pouca de Aguiar area, northern Portugal, crops out a post-tectonic Variscan granite pluton, related with the Régua-Vila Real-Verín fault zone,…”
Get full text

Plumes of discolored water of volcanic origin and possible implications for algal communities. The case of the Home Reef eruption of 2006 (Tonga, Southwest Pacific Ocean) by Mantas, Vasco M., Pereira, A.J.S.C., Morais, Paula V.

“…The Home Reef volcano (Tonga, Southwest Pacific Ocean) erupted in August 2006. Initially a submarine eruption it quickly evolved into a subaerial event upon…”
Get full text

Effect of temperature on the thermal conductivity of a granite with high heat production from Central Portugal by Miranda, M. M., Matos, C. R., Rodrigues, N. V., Pereira, A. J. S. C., Costa, J. J.

“…We present new measurements on the thermal properties of granitic rocks collected from a nearly 1000-m deep well in Central Portugal, using a transient plane…”
Get full text

3-D distribution of the radioelements in the granitic rocks of northern and central Portugal and geothermal implications by Lamas, R., Miranda, M. M., Pereira, A. J. S. C., Neves, L. J. P. F., Ferreira, N., Rodrigues, N. V.

“…Purpose The main purpose of this work is to study the distribution of radioelements in both horizontal and vertical directions within the main granitic units…”
Get full text

Monitoring estuarine water quality using satellite imagery. The Mondego river estuary (Portugal) as a case study by Mantas, V.M., Pereira, A.J.S.C., Neto, J., Patrício, J., Marques, J.C.

“…Monitoring water bodies is a task not only scientifically relevant but also legally binding in several countries (e.g. Water Framework Directive and the…”
Get full text

Towards a Brazilian radon map: consortium radon Brazil by Silva, N C, Bossew, P, Ferreira Filho, A L, Campos, T F C, Pereira, A J S C, Yoshimura, E M, Veiga, L H S, Campos, M P, Rocha, Z, Paschuk, S A, Bonotto, D M

“…Recently, the idea of generating radon map of Brazil has emerged. First attempts of coordinating radon surveys--carried out by different groups across the…”
Get full text