Results 1 to 10 of about 321 (135)

A track record of Au–Ag nanomelt generation during fluid-mineral interactions [PDF]

open access: yesScientific Reports, 2023
Recent studies have reported the significant role of Au-bearing nanoparticles in the formation of hydrothermal gold deposits. Despite the ever-increasing understanding of the genesis and stability of Au-bearing nanoparticles, it is still unknown how they
Diego Domínguez-Carretero   +5 more
doaj   +2 more sources

Petrophysical and petrothermal dataset of the sedimentary succession in the Oliana anticline (Southern Pyrenees) [PDF]

open access: yesData in Brief, 2023
The petrophysical and petrothermal characterization of the sedimentary succession of the Oliana anticline in the Southern Pyrenees has been performed on the basis of mineral density, connected porosity, permeability, P-wave velocity and thermal ...
Pedro Ramirez-Perez   +6 more
doaj   +2 more sources

Dataset for analyzing and modelling the eutrophication processes in groundwater-coastal lagoon systems: The La Pletera lagoons case study (NE Spain) [PDF]

open access: yesData in Brief, 2023
A comprehensive hydrogeological report was conducted to determine the origin, occurrence and processes affecting nitrogen in a Mediterranean coastal aquifer-lagoon system.
A. Menció   +4 more
doaj   +2 more sources

Synthesis and characterization of analcime (ANA) zeolite using a kaolinitic rock [PDF]

open access: yesScientific Reports, 2021
Analcime is nowadays an important component in dental porcelain systems, in heterogeneous catalysis, in the nanoelectronic field, in selective adsorption and in stomatology (dental filling and prosthesis).
Daniela Novembre, Domingo Gimeno
doaj   +2 more sources

Synthesis and characterization of Na-P1 (GIS) zeolite using a kaolinitic rock [PDF]

open access: yesScientific Reports, 2021
This work focuses on the hydrothermal synthesis of Na-P1 zeolite by using a kaolinite rock coming from Romana (Sassari, Italy). The kaolin is calcined at a temperature of 650 °C and then mixed with calculated quantities of NaOH.
Daniela Novembre   +2 more
doaj   +2 more sources

On the suitability of phillipsite-chabazite zeolitite rock for ammonia uptake in water: a case study from the Pescara River (Italy) [PDF]

open access: yesScientific Reports, 2022
Ionic exchange tests have been performed on superficial wastewaters to remove ammonia using a volcanic zeolitized rock from Lazio Region (Central Italy).
Daniela Novembre   +4 more
doaj   +2 more sources

Estratégia didática clássica aplicada à disciplina Geologia Introdutória do curso de Geologia da Universidade Federal da Bahia

open access: yesTerrae Didatica, 2015
É notório que as escolas criam um mundo apartado da vida cotidiana e, logo cedo os alunos se acostumam a posturas diferentes em cada uma dessas circunstâncias.
Osmário Rezende Leite   +2 more
doaj   +3 more sources

Morphometric Changes between Peroba and Redonda Beaches, Icapuí-Ceará Region, Brazil, Applying High Resolution Remotely Piloted Aircraft Images from 2020 to 2021

open access: yesRevista Brasileira de Geomorfologia, 2023
Beaches are regions of the coastal zone where the effects of interaction between marine, terrestrial and atmospheric ecosystems are often seen. Natural and anthropic agents act together in coastal processes, which may result in erosion or accretion.
Mário Silva Chacanza   +5 more
doaj   +1 more source

Isotopic fractionation associated to nitrate attenuation by ferrous iron containing minerals [PDF]

open access: yesE3S Web of Conferences, 2019
Biotic and abiotic laboratory experiments of nitrate and nitrite reduction by Fe-containing minerals were performed and the isotopic fractionation of the different reactions was calculated in order to determine whether it is possible to distinguish ...
Margalef-Marti Rosanna   +3 more
doaj   +1 more source

A interdisciplinaridade na Geografia, em foco a disciplina Geologia Aplicada a Geografia - UFPI

open access: yesRevista de Geociências do Nordeste, 2016
O aumento na complexidade dos problemas enfrentados pelas sociedades modernas enseja o tratamento dos mesmos em uma perspectiva interdisciplinar, neste íntere a ciência geográfica no âmbito da disciplina Geologia Aplicada a Geografia, ministrada na Universidade Federal do Piauí desempenha papel fundamental no sentido em que busca proporcionar aos ...
Antônio Batista de Araújo   +2 more
openaire   +3 more sources

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