Listar por autor "Samper, Javier"
Mostrando ítems 1-20 de 45
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2D model of groundwater flow and total dissolved HCH transport through the Gállego alluvial aquifer downstream the Sardas landfill (Huesca, Spain)
Sobral, Brais; Samper, Javier; Montenegro, Luis; Mon, Alba; Guadaño, Joaquín; Gómez Pérez, Jorge; San Román, Javier; Delgado, Felipe; Fernández Cascán, Jesús (Elsevier, 2024)[Abstract:] The organic pollutants disposed at the Sardas landfill in Sabiñánigo (Huesca, northeastern Spain) by the INQUINOSA lindane factory have reached the Gállego alluvial aquifer and could affect the Sabiñánigo ... -
A methodology for assessing the impact of the use of road salt on groundwater resources in a mountain environment (Serra da Estrela, Central Portugal)
Marques, J. Espinha; Carvalho, A.; Marques, J. M.; Chaminé, H. I.; Guerner, A.; Moura, R.; Carreira, P.; Neves, O.; Samper, Javier; Rocha, F. T. (Universidade da Coruña, 2011) -
A non-isothermal reactive transport model of the long-term geochemical evolution at the disposal cell scale in a HLW repository in granite
Montenegro, Luis; Samper, Javier; Mon, Alba; De Windt, Laurent; García, Enrique; Samper, Aurora C. (Elsevier, 2023)[Abstract:] The assessment of the long-term performance of the engineered barrier systems of high-level radioactive waste (HLW) repositories requires the use of reactive transport models. Here a non-isothermal reactive ... -
A revisited thermal, hydrodynamic, chemical and mechanical model of compacted bentonite for the entire duration of the FEBEX in situ test
Samper, Javier; Mon, Alba; Montenegro, Luis (Elsevier, 2018)[Abstract:] The safety assessment of geological repositories for radioactive waste requires quantifying the geochemical evolution of the engineered clay barriers where thermal (T), hydrodynamic (H), mechanical (M) and ... -
A single-site reactive transport model of Cs+ for the in situ diffusion and retention (DR) experiment
Yi, Shuping; Samper, Javier; Naves, Acacia; Soler, Josep M. (Springer, 2015)[Abstract:] In situ diffusion experiments are performed in underground research laboratories for understanding and quantifying radionuclide diffusion from underground radioactive waste repositories. The in situ diffusion ... -
An integrated inversion framework for heterogeneous aquifer structure identification with single-sample generative adversarial network
Zhan, Chuanjun; Dai, Zhenxue; Samper, Javier; Yin, Shangxian; Ershadnia, Reza; Zhang, Xiaoying; Wang, Yanwei; Yang, Zhijie; Luan, Xiaoyan; Soltanian, Reza (Elsevier, 2022)[Abstract:] Generating reasonable heterogeneous aquifer structures is essential for understanding the physicochemical processes controlling groundwater flow and solute transport better. The inversion process of aquifer ... -
Analysis of the parameter identifiability of the in situ diffusion and retention (DR) experiments
Samper, Javier; Naves, Acacia; Yi, Shuping (Elsevier, 2010)[Abstract:] In situ diffusion experiments are performed at underground research laboratories to overcome the limitations of laboratory diffusion experiments. The diffusion and retention (DR) experiments are long-term, ... -
Avaliaçâo in situ da condutividade hidráulica de solos de montanha: un caso de estudo na Serra da Estrela (Centro de Portugal)
Marques, J. Espinha; Duarte, J. M.; Constantino, A. T.; Aguiar, C.; Rocha, F. T.; Marques, J. M.; Samper, Javier; Borges, F. Sodré; Carvalho, J. Martins; Chaminé, H. I. (Universidade da Coruña, 2009) -
Avaliação de recursos hídricos através de modelação hidrológica: aplicação do programa VISUAL BALAN v 2.0 a uma bacia hidrográfica na Serra da Estrela (centro de Portugal)
Marques, J. Espinha; Samper, Javier; Pisani, B.V.; Alvares, D.; Vieira, G. T.; Mora, C.; Carvalho, J. Martins; Chaminé, H. I.; Marques, J. M.; Borges, F. Sodré (Universidade da Coruña, 2006) -
Conceptual and numerical models of solute diffusion around a HLW repository in clay
Samper, Javier; Naves, Acacia; Lu, Chuanhe; Li, Yanmei; Fritz, Bertrand; Clément, Alain (Elsevier, 2011)[Abstract:] Reactive transport models have been used to simulate solute diffusion, canister corrosion, interactions of the corrosion products with the bentonite and the long-term hydrochemical evolution of porewater ... -
Continuous and discrete adjoint state formulations of conservative and reactive solute transport in porous media
Core Samper, A.; Samper, Javier; Mon, Alba; Yang, Changbing; Lentijo, F. (Universidade da Coruña, Servizo de Publicacións, 2021)[Resumen:] El método del estado adjunto (AS) es comúnmente utilizado para calcular las derivadas locales de la función objetivo del problema inverso de la estimación automática de los parámetros de modelos numéricos de ... -
Coupled THCM model of a heating and hydration concrete-bentonite column test
Samper, Javier; Mon, Alba; Montenegro, Luis; Cuevas, Jaime; Turrero, María J.; Naves, Acacia; Fernández, Raúl; Torres, Elena (Elsevier, 2018)[Abstract] Radioactive waste disposal in deep geological repositories in clay formations envisage a compacted bentonite engineered barrier and a concrete liner. The alkaline conditions caused by the degradation of concrete ... -
Demonstrative actions of spring restoration and groundwater protection in rural areas of Abegondo (Galicia, Spain)
Naves, Acacia; Samper, Javier; Mon, Alba; Pisani, Bruno; Montenegro, Luis; Carvalho, J. Martins (Springer Nature, 2019)[Abstract:] There is an increasing concern about the chemical and microbiological quality of spring waters in Galicia (Spain) due to bacteriological and nitrate contamination. Demonstrative actions of spring restoration ... -
Digitalisation for nuclear waste management: predisposal and disposal
Kolditz, Olaf; Jacques, Diederik; Claret, Francis; Bertrand, Johan; Churakov, Sergey V.; Debayle, Christophe; Diaconu, Daniela; Fuzik, Kateryna; García-Cobos, D.; Graebling, Nico; Grambow, Bernd; Holt, Erika; Idiart, Andrés; Leira, Petter; Montoya, Vanessa; Niederleithinger, Ernst; Olin, Markus; Pfingsten, Wilfried; Prasianakis, Nikolaos; Rink, Karsten; Samper, Javier; Szöke, István; Szöke, Réka; Theodon, Louise; Wendling, Jacques (Springer, 2023)[Abstract:] Data science (digitalisation and artificial intelligence) became more than an important facilitator for many domains in fundamental and applied sciences as well as industry and is disrupting the way of research ... -
Digitalization and Digital Twins in Long Term Management of Radioactive Waste
Jacques, Diederik; Kolditz, Olaf; Szöke, István; Churakov, Sergey V.; García-Cobos, D.; Laloy, Eric; Montoya, Vanessa; Prasianakis, Nikolaos; Samper, Javier (American Society of Mechanical Engineers, 2023)[Abstract:] Digitalization and Artificial Intelligence is the fastest emerging paradigms in engineering and natural science applications. As an example data-driven and physics-inspired machine learning methods have been ... -
Dynamic update of flow and transport parameters in reactive transport simulations of radioactive waste repositories
Fernández Águila, Jesús; Samper, Javier; Mon, Alba; Montenegro, Luis (Elsevier, 2020)[Abstract:] The changes in porosity caused by mineral dissolution/precipitation and the associated changes in flow, transport and chemical parameters of porous and fractured media are relevant for the geochemical time-evolution ... -
Environmental recovery of As Pontes mine pit lake
Rivas, Francisco; Samper, Javier; Montenegro, Luis (CSIC, 2023)[Abstract:] One of the most common solutions for more than 50 years for the recovery of mine holes generated during mining activities is their transformation into lakes. This paper presents the activities carried out from ... -
Estudios en la zona no saturada del suelo. Vol. XV, ZNS'21, A Coruña, 9-10 noviembre 2021: [trabajos presentados en las XV Jornadas de investigación en la zona no saturada del suelo]
Samper, Javier; Paz-González, Antonio; Dafonte, Jorge; Vidal-Vázquez, Eva (Universidade da Coruña, Servizo de Publicacións, 2021)[Resumen] El suelo es la capa superficial de la corteza terrestre en la que viven numerosos organismos y crece la vegetación. Es una estructura de vital importancia para el desarrollo de la vida ya que sirve de soporte a ... -
Estudios hidrológicos y modelos de mezcla de aguas para el estudio del drenaje ácido del terraplén del Aparral en la autovía AG-64
Samper, Javier; Naves, Acacia; Montenegro, Luis; Pisani, Bruno; Dopico, Héctor; Arias, M.; Dafonte, Jorge (Universidade da Coruña, Servizo de Publicacións, 2021)[Resumen:] Las aguas de los ríos Eume y Chamoselo, a su paso por As Pontes (A Coruña), se vieron muy acidificadas a partir de 2008 debido a los aportes de aguas ácidas que estuvieron en contacto con los estériles sulfurosos ... -
Groundwater Flow Model along a Vertical Profile of the Sardas Landfill in Sabiñánigo, Huesca, Spain
Samper, Javier; Sobral, Brais; Pisani, Bruno; Naves, Acacia; Guadaño, Joaquín; Gómez Pérez, Jorge; Fernández Cascán, Jesús (MDPI, 2023)[Abstract:] Lindane (a harmful contaminant) was produced in Sabiñánigo (Huesca, Spain) and deposited at the Sardas landfill. This site contains a large mass of pollutants, which have an extremely large contamination potential ...
