Results 11 to 20 of about 79,104 (288)

Geochemical and Thermodinamic Modeling of Segara Anak Lake and the 2009 Eruption of Rinjani Volcano, Lombok, Indonesia [PDF]

open access: yes, 2010
DOI: 10.17014/ijog.v5i4.106Rinjani is the second highest volcano in Indonesia with an elevation of 3726 m above sea level. The steep and highest cone of Rinjani consists mainly of loose pyroclastic ejecta and contains a crater with a few solfataras.
Barbier, B. (B)   +4 more
core   +1 more source

Injection of CO2-saturated brine in geological reservoir: a way to enhanced storage safety [PDF]

open access: yes, 2016
Injection of free-phase supercritical CO2 into deep geological reservoirs is associated with risk of considerable return flows towards the land surface due to the buoyancy of CO2, which is lighter than the resident brine in the reservoir.
Ahmad, Nawaz   +5 more
core   +2 more sources

The Osmium Isotope Signature of Phanerozoic Large Igneous Provinces

open access: yesGeophysical Monograph Series, Page 229-246., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Alexander J. Dickson   +2 more
wiley  

+17 more sources

Geochemical exploration numerical modeling using convolutional neural network (Case study: Gonabad region) [PDF]

open access: yesAnalytical and Numerical Methods in Mining Engineering, 2022
Modeling of mineral potentials to identify promising districts in large exploration regions for detailed exploration operations is one of the main stages of exploration. In this research, a new approach based on a convolutional neural network is proposed
ماندانا طهمورثی   +2 more
doaj   +1 more source

The HPx software for multicomponent reactive transport during variably-saturated flow: Recent developments and applications [PDF]

open access: yes, 2018
HPx is a multicomponent reactive transport model which uses HYDRUS as the flow and transport solver and PHREEQC-3 as the biogeochemical solver.
Jacques, Diederik   +3 more
core   +2 more sources

Assessing impacts to groundwater from CO2-flooding of SACROC and Claytonville oil fields in West Texas [PDF]

open access: yes, 2006
Comparison of groundwater above two Permian Basin oil fields (SACROC Unit and Claytonville Field) near Snyder, Texas should allow us to assess potential impacts of 30 years of CO2-injection.
Guillot, Stephen N.   +2 more
core   +1 more source

Hydrogeochemical modeling of fluoride contents in groundwater in outcrop area of Guarani Aquifer System, southern Brazil

open access: yesGeologia USP. Série Científica, 2019
Groundwater quality problems with high fluoride contents were studied in an outcrop area on a portion of Guarani Aquifer System (GAS), in the state of Rio Grande do Sul, southern Brazil.
Thiago Boeno Patricio Luiz   +2 more
doaj   +1 more source

Precipitation of heavy metals from acid mine drainage and their geochemical modeling

open access: yesSelected Scientific Papers: Journal of Civil Engineering, 2014
Geochemical modeling plays an increasingly vital role in a number of areas of geoscience, ranging from groundwater and surface water hydrology to environmental preservation and remediation.
Petrilakova Aneta   +2 more
doaj   +1 more source

Thermodynamic modeling of hydrothermal plumes forming processes in a submarine discharge zone

open access: yesИзвестия высших учебных заведений: Геология и разведка, 2017
The main methods are considered and results of the modeling of the geochemical processes in submarine hydrothermal solutions of mid-ocean ridges discharge zones are analyzed.
M. V. Zmievskii, S. M. Sudarikov
doaj   +1 more source

Phosphorus and arsenic distributions in a seasonally-stratified, iron- and manganese-rich lake: microbiological and geochemical controls [PDF]

open access: yes, 2015
Seasonal stratification in temperate lakes greater than a few metres deep provides conditions amenable to pronounced vertical zonation of redox chemistry.
Anderson, Martin S.   +2 more
core   +2 more sources

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