Search Results - "Puigdomenech, Ignasi"
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Implications of Grain-Scale Mineralogical Heterogeneity for Radionuclide Transport in Fractured Media
Published in Transport in porous media (2017)“…The geological disposal of nuclear waste is based on the multi-barrier concept, comprising various engineered and natural barriers, to confine the radioactive…”
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Groundwater age dating in fractured rock using 4He data
Published in Journal of hydrology: X (01-07-2019)“…•We present a solution to date groundwater age in fractured rocks using 4He data.•4He is produced in the rock matrix due to alpha decay of uranium and…”
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Methodology for Hydrogeochemical Sampling to Characterise Groundwaters in Crystalline Bedrock: Developments Made within the Swedish Radwaste Programme
Published in Geofluids (2020)“…The search by SKB (Swedish Nuclear Fuel and Waste Management Co.) for a site to locate the deep geological repository for spent nuclear fuel in Sweden has…”
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Deep anoxic aquifers could act as sinks for uranium through microbial-assisted mineral trapping
Published in Communications earth & environment (21-04-2023)“…Uptake of uranium (U) by secondary minerals, such as carbonates and iron (Fe)-sulfides, that occur ubiquitously on Earth, may be substantial in deep anoxic…”
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Comment on “Application of Analytical Diffusion Models to Outcrop Observations: Implications for Mass Transport by Fluid Flow Through Fractures” by Antonellini et al. (2017)
Published in Water resources research (01-11-2018)“…Antonellini et al. (2017, https://doi.org/10.1002/2016WR019864) presented a detailed analysis of alteration halos observed in outcrops of a fractured rock…”
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Speciation of copper in high chloride concentrations, in the context of corrosion of copper canisters
Published in Materials and corrosion (01-01-2021)“…Canisters with a cast iron insert for mechanical strength and a 50‐mm thick copper shell as corrosion protection are planned to be used for disposal of spent…”
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Modeling microbial sulfate reduction and the consequences for corrosion of copper canisters
Published in Materials and corrosion (01-01-2021)“…The copper sulfide model (CSM) is a one‐dimensional reactive transport code for predicting the evolution of the corrosion behavior of a copper canister in a…”
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Transport of oxygen into granitic rocks: Role of physical and mineralogical heterogeneity
Published in Journal of contaminant hydrology (01-01-2019)“…The rock matrix of granites is expected to be an important buffer against the dispersion of contaminants, e.g. radionuclides, and against the ingress of…”
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Continuum-based DFN-consistent numerical framework for the simulation of oxygen infiltration into fractured crystalline rocks
Published in Journal of contaminant hydrology (01-05-2017)“…We present an enhanced continuum-based approach for the modelling of groundwater flow coupled with reactive transport in crystalline fractured rocks. In the…”
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Simulating Oxygen Intrusion into Highly Heterogeneous Fractured Media Using High Performance Computing
Published in Mathematical geosciences (01-07-2018)“…Fractured crystalline rocks are under consideration by several countries as host formations for high-level nuclear waste repositories. The redox evolution in…”
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11
Groundwater age dating in fractured rock using 4 He data
Published in Journal of hydrology: X (01-07-2019)Get full text
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12
Implications of Grain-Scale Mineralogical Heterogeneity for Radionuclide Transport in Fractured Media
Published in Transport in porous media (15-09-2016)“…The geological disposal of nuclear waste is based on the multi-barrier concept, comprising various engineered and natural barriers, to confine the radioactive…”
Get full text
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13
The kinetics of O 2(aq) reduction by structural ferrous iron in naturally occurring ferrous silicate minerals
Published in Applied geochemistry (01-11-2005)“…Batch reactor experiments were developed to measure the kinetic reactivity and the reduction capacity of fracture-filling solids collected from the Hard Rock…”
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The kinetics of O2(aq) reduction by structural ferrous iron in naturally occurring ferrous silicate minerals
Published in Applied geochemistry (01-11-2005)Get full text
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15
Reduction of UO22+ by H-2
Published in Journal of nuclear materials (15-08-2004)“…The reactivity of H, towards UO22+ has been studied experimentally using a PEEK coated autoclave where the UO22+ concentration in aqueous solution containing 2…”
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16
Reduction of UO22+ by H2
Published in Journal of nuclear materials (01-08-2004)Get full text
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Reduction of UO 22+ by H 2
Published in Journal of nuclear materials (2004)“…The reactivity of H 2 towards UO 2 2+ has been studied experimentally using a PEEK coated autoclave where the UO 2 2+ concentration in aqueous solution…”
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18
Reduction of UO2+2 by H2
Published in Journal of nuclear materials (2004)Get full text
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