Asta Narkūnienė

2026

• Gintautas Poškas, Asta Narkūnienė, Ernestas Narkūnas. Impact of Hyperparameters on Surrogate Model Performance: Calcite Dissolution Under Geological Disposal Conditions , Applied Sciences — DOI: 10.3390/app16094252

2025

• María Victoria Villar, Pierre Bésuelle, Frédéric Collin, Robert Cuss, Christophe de Lesquen, Arnaud Dizier, Ginger El Tabbal, Antonio Gens, Caroline Graham, Dragan Grgic, Jon Harrington, Christophe Imbert, Olivier Leupin, Séverine Levasseur, Asta Narkūnienė, Eric Simo, Alexandru-Bogdan Tatomir. EURAD state-of-the-art report: thermo-hydro-mechanical behaviour at high temperature of host clay formations , Frontiers in Nuclear Engineering — DOI: 10.3389/fnuen.2025.1436490
• Eric Simo, Christophe de Lesquen, Rocio Paola Leon-Vargas, Minh-ngoc Vu, Simon Raude, Ginger El Tabbal, Arnaud Dizier, Suresh Seetharam, Asta Narkuniene, Frédéric Collin, Hangbiao Song, Antonio Gens, Fei Song, Alexandru-Bogdan Tatomir, Thomas Nagel, Jörg Buchwald. THM-modelling benchmark initiative on the effects of temperature on the disposal of heat-generating radioactive waste in clay formations , Acta Geotechnica — DOI: 10.1007/s11440-024-02502-w
• Eric Simo, Christophe de Lesquen, Minh-ngoc Vu, Simon Raude, Ginger El Tabbal, Asta Narkuniene, Povilas Poskas, Frédéric Collin, Rawat Abhishek, Hangbiao Song, Antonio Gens, Fei Song, Rocio Paola Leon-Vargas, Alexandru-Bogdan Tatomir, Miguel Mánica, Thomas Nagel, Jörg Buchwald. Benchmarking thermo-hydro-mechanical models for geological barrier integrity in clay-based repositories , Acta Geotechnica — DOI: 10.1007/s11440-025-02683-y

2024

• Asta Narkuniene, Dalia Grigaliuniene, Gintautas Poskas. THC Modelling of Bentonite Barrier of Geological Repository in Granite and Its Impact on Long-Term Safety , Applied Sciences — DOI: 10.3390/app14177851
• Javier Samper, Alba Mon, Etienne Ahusborde, Han Yu, Asta Narkuniene, Milan Hokr, Luis Montenegro, Brahim Amaziane, Mustapha El Ossmani, Tianfu Xu, Yilong Yuan, Jan Šembera, Gintautas Poskas. Multiphase flow and reactive transport benchmark for radioactive waste disposal , Environmental Earth Sciences — DOI: 10.1007/s12665-024-11887-6

2023

• Asta Narkuniene, Gintautas Poskas, Gytis Bartkus. Modelling of the Corrosion-Induced Gas Impact on Hydraulic and Radionuclide Transport Properties of Geological Repository Barriers , Minerals — DOI: 10.3390/min14010004

2022

• Narkuniene, A., Justinavicius, D., Poskas, P., Grigaliuniene, D., Ragaisis, V.. The Modeling of Laboratory Experiments on Granular MX-80 Bentonite with COMSOL Multiphysics , Minerals — DOI: 10.3390/min12030277
• Asta Narkūnienė. THM Response in the Near Field of an HLW Disposal Tunnel in the Callovo-Oxfordian Clay Host Rock Caused by the Imposed Heat Flux at Different Water Drainage Conditions , Minerals — DOI: 10.3390/min12101187

2021

• Narkunien, A., Poskas, P., Justinavicius, D.. The modeling of laboratory experiments with comsol multiphysics using simplified hydromechanical model , Minerals — DOI: 10.3390/min11070754

2019

• Narkuniene, A., Poskas, P., Justinavicius, D.. Uncertainty and sensitivity analysis at low value of determination coefficient of regression analysis: Case of i-129 release from rbmk-1500 snf under disposal conditions , Minerals — DOI: 10.3390/min9090521

2018

• Grigaliuniene, D., Poskas, P., Kilda, R., Narkuniene, A.. Preliminary investigation of ¹⁴ C migration from RBMK-1500 reactor graphite disposed of in a potential geological repository in crystalline rocks in Lithuania , Radiocarbon — DOI: 10.1017/RDC.2018.139

2016

• Poškas, P., Grigaliūnienė, D., Justinavičius, D., Kilda, R., Narkūnienė, A.. Progress in the implementation of the radwaste disposal facilities in Lithuania and their safety assessment,Pažanga įgyvendinant radioaktyviųjų atliekų atliekynus Lietuvoje ir jų saugos vertinimas , Energetika — DOI: 10.6001/energetika.v62i3.3353
• Poskas, P., Grigaliuniene, D., Narkuniene, A., Kilda, R., Justinavicius, D.. Modeling of irradiated graphite ¹⁴C transfer through engineered barriers of a generic geological repository in crystalline rocks , Science of the Total Environment — DOI: 10.1016/j.scitotenv.2016.06.186
• Justinavicius, D., Poskas, P., Narkuniene, A.. Gas migration modelling in geological repository module in clay formation and sensitivity analysis , Engineering Geology — DOI: 10.1016/j.enggeo.2016.09.007

2015

• Narkuniene, A., Poskas, P., Kilda, R., Bartkus, G.. Uncertainty and sensitivity analysis of radionuclide migration through the engineered barriers of deep geological repository: Case of RBMK-1500 SNF , Reliability Engineering and System Safety — DOI: 10.1016/j.ress.2014.11.011
• Poskas, P., Narkuniene, A., Grigaliuniene, D.. Overview of the Lithuanian programme for disposal of RBMK-1500 spent nuclear fuel , Mineralogical Magazine — DOI: 10.1180/minmag.2015.079.6.33

2014

• Poskas, P., Narkuniene, A., Grigaliuniene, D., Finsterle, S.. Comparison of radionuclide releases from a conceptual geological repository for RBMK-1500 and BWR spent nuclear fuel , Nuclear Technology — DOI: 10.13182/NT13-52

2013

• Poskas, P., Narkuniene, A., Grigaliuniene, D., Kilda, R.. Analysis of radionuclide release through EBS of conceptual repository for Lithuanian RBMK spent nuclear fuel disposal - case of canister with initial defect , Nukleonika

2012

• Justinavičius, D., Narkuniene, A., Poškas, P.. Impact of different factors on gas migration in the disposal cell of conceptual geological repository for high level radioactive waste , Mechanika — DOI: 10.5755/j01.mech.18.6.3172

2009

• Vaitkevičiene, V., Narkunien, A., Grigaliuniene, D.. Solubility of radionuclides released from spent nuclear fuel disposed of in a geological repository 1. Solubility assessment methodology,Radionuklidų, išsiskiriančių iš giluminiame kapinyne esančio panaudoto branduolinio kuro, Tirpumas 1. Tirpumo įvertini mo metodika , Energetika
• Poskas, P., Brazauskaite, A.. Modeling of radionuclide releases from the geological repository for RBMK-1500 spent nuclear fuel in crystalline rocks in Lithuania , Proceedings of the ICEM2007 - 11th International Conference on Environmental Remediation and Radioactive Waste Management — DOI: 10.1115/ICEM2007-7272

2008

• Brazauskaite, A., Poškas, P.. Radionuclide migration from the geological repository of the RBMK-1500 spent nuclear fuel in crystalline rocks 4. Radionuclide release from the far field,Radionuklidu̧ sklaida iš kristalinėse uolienose i̧rengto geologinio kapinyno RBMK-1500 panaudotam branduoliniam kurui laidoti 4. Radionuklidu̧ sklaida tolimojo lauko aplinkoje , Energetika

2007

• Brazauskaite, A., Poškas, P.. Radionuclide migration from the geological repository of the RBMK-1500 spent nuclear fuel in crystalline rocks 3. Radionuclide release from the near field,Radionuklidu̧ sklaida iš kristalinėse uolienose i̧rengto geologinio kapinyno RBMK-1500 panaudotam branduoliniam kurui laidoti 3. Radionuklidu̧ sklaida artimojo lauko aplinkoje , Energetika

2006

• Brazauskaite, A., Poškas, P.. Radionuclide migration from the geological repository of the RBMK-1500 spent nuclear fuel in crystalline rocks: 2. Identification of safety-relevant radionuclides for a geological repository,Radionuklidu̧ sklaida iš kristalinėse uolienose i̧rengto geologinio kapinyno RBMK-1500 panaudotam branduoliniam kurui laidoti: 2. Geologinio kapinyno saugos vertinimui svarbiu̧ radionuklidu̧ identifikavimas , Energetika