Vitenskapelig artikkel

• Davy, Richard; Regan, Heather; Korosov, Anton et al. (2025). A Fair Assessment of Sea Ice Age Reduces Bias and Gives New Insight to Arctic Sea Ice Dynamics. (ekstern lenke)
• Santana, Rafael; Boutin, Guillaume; Horvat, Christopher et al. (2025). Modeling Antarctic Sea Ice Variability Using a Brittle Rheology. (ekstern lenke)
• Korosov, Anton; Ying, Yue; Olason, Einar (2025). Tuning parameters of a sea ice model using machine learning. (ekstern lenke)
• Bertino, Laurent Pierre Vincent; Heimback, Patrick; Blockley, Ed et al. (2025). Numerical models for monitoring and forecasting sea ice: a short description of present status. (ekstern lenke)
• Durand, Charlotte; Finn, Tobias Sebastian; Farchi, Alban et al. (2024). Data-driven surrogate modeling of high-resolution sea-ice thickness in the Arctic. (ekstern lenke)
• Brodeau, Laurent; Rampal, Pierre; Olason, Einar et al. (2024). Implementation of a brittle sea ice rheology in an Eulerian, finite-difference, C-grid modeling framework: impact on the simulated deformation of sea ice in the Arctic. (ekstern lenke)
• Rheinlænder, Jonathan Winfield; Regan, Heather; Rampal, Pierre et al. (2024). Breaking the Ice: Exploring the Changing Dynamics of Winter Breakup Events in the Beaufort Sea. (ekstern lenke)
• Driscoll, Simon; Carrassi, Alberto; Brajard, Julien et al. (2024). Parameter sensitivity analysis of a sea ice melt pond parametrisation and its emulation using neural networks. (ekstern lenke)
• Rheinlænder, Jonathan Winfield; Regan, Heather; Rampal, Pierre et al. (2023). Breaking the Ice: Exploring the Changing Dynamics of Winter Breakup Events in the Beaufort Sea. (ekstern lenke)
• Korosov, Anton; Rampal, Pierre; Ying, Yue et al. (2023). Towards improving short-term sea ice predictability using deformation observations. (ekstern lenke)
• Boutin, Guillaume; Olason, Einar; Rampal, Pierre et al. (2023). Arctic sea ice mass balance in a new coupled ice–ocean model using a brittle rheology framework. (ekstern lenke)
• Regan, Heather; Rampal, Pierre; Olason, Einar et al. (2023). Modelling the evolution of Arctic multiyear sea ice over 2000-2018. (ekstern lenke)
• Bouchat, Amélie; Hutter, Nils; Chanut, Jérôme et al. (2022). Sea ice rheology experiment (SIREx): 1. Scaling and statistical properties of sea-ice deformation fields. (ekstern lenke)
• Hutter, Nils; Bouchat, Amélie; Dupont, Frédéric et al. (2022). Sea ice rheology experiment (SIREx): 2. Evaluating linear kinematic features in high-resolution sea ice simulations. (ekstern lenke)
• Olason, Einar; Boutin, Guillaume; Korosov, Anton et al. (2022). A new brittle rheology and numerical framework for large-scale sea-ice models. (ekstern lenke)
• Rheinlænder, Jonathan Winfield; Davy, Richard; Olason, Einar et al. (2022). Driving Mechanisms of an Extreme Winter Sea Ice Breakup Event in the Beaufort Sea. (ekstern lenke)
• Boutin, Guillaume; Williams, Timothy; Rampal, Pierre et al. (2021). Wave–sea-ice interactions in a brittle rheological framework. (ekstern lenke)
• Williams, Timothy; Korosov, Anton; Rampal, Pierre et al. (2021). Presentation and evaluation of the Arctic sea ice forecasting system neXtSIM-F. (ekstern lenke)
• Olason, Einar; Rampal, Pierre; Danserau, Veronique (2021). On the statistical properties of sea-ice lead fraction and heat fluxes in the Arctic. (ekstern lenke)
• Blockley, Ed; Vancoppenolle, Martin; Hunke, Elizabeth Clare et al. (2020). The Future of Sea Ice Modeling: Where Do We Go from Here?. (ekstern lenke)
• Rampal, Pierre; Danserau, Veronique; Olason, Einar et al. (2019). On the multi-fractal scaling properties of sea ice deformation. (ekstern lenke)
• Samake, Abdulaye; Rampal, Pierre; Bouillon, Sylvain et al. (2017). Parallel implementation of a Lagrangian-based model on an adaptive mesh in C++: Application to sea-ice. (ekstern lenke)
• Schuckmann, Karina von; Traon, Pierre-Yves Le; Alvarez-Fanjul, Enrique et al. (2016). The Copernicus Marine Environment Monitoring Service Ocean State Report. (ekstern lenke)
• Olason, Einar (2016). A dynamical model of Kara Sea land-fast ice. (ekstern lenke)
• Rampal, Pierre; Bouillon, Sylvain; Bergh, Jon Erik et al. (2016). Arctic sea-ice diffusion from observed and simulated Lagrangian trajectories. (ekstern lenke)
• Rampal, Pierre; Bouillon, Sylvain; Olason, Einar et al. (2016). neXtSIM: a new Lagrangian sea ice model. (ekstern lenke)
• Olason, Einar; Notz, Dirk (2014). Drivers of variability in Arctic sea-ice drift speed. (ekstern lenke)

Intervju

• Olason, Einar (2025). Toftøy skule vann Mattemaraton 2025. (ekstern lenke)
• Olason, Einar (2020). Regner på issprekker. (ekstern lenke)

Poster

• Rheinlænder, Jonathan Winfield; Regan, Heather; Rampal, Pierre et al. (2024). Breaking the Ice: Exploring the Changing Dynamics of Winter Breakup Events in the Beaufort Sea. (ekstern lenke)
• Rheinlænder, Jonathan Winfield; Davy, Richard; Olason, Einar Örn et al. (2024). How good are CMIP6 models at representing coastal polynyas in the Arctic?. (ekstern lenke)
• Boutin, Guillaume; Olason, Einar; Regan, Heather et al. (2023). A coupled ice-ocean framework to investigate the impact of sea-ice deformation in the winter sea-ice mass balance in the Arctic.. (ekstern lenke)
• Boutin, Guillaume; Williams, Timothy; Olason, Einar et al. (2023). Coupled wave-ice simulations using the neXtSIM sea-ice model and WAVEWATCH III®. (ekstern lenke)
• Ying, Yue; Leroux, Stephanie; Korosov, Anton et al. (2023). Predictability of sea ice linear kinematic features evaluated from the neXtSIM ensemble forecasts. (ekstern lenke)
• Regan, Heather; Olason, Einar; Rampal, Pierre et al. (2022). Using modelling to understand the processes behind the observed changes to Arctic multiyear sea ice. (ekstern lenke)
• Rheinlænder, Jonathan Winfield; Korosov, Anton; Olason, Einar et al. (2022). Simulating extreme winter sea-ice breakup in the Beaufort Sea. (ekstern lenke)
• Rheinlænder, Jonathan Winfield; Davy, Richard; Olason, Einar et al. (2022). Breaking Up is Hard to Do – Simulating Extreme Sea-Ice Breakup in the Beaufort Sea. (ekstern lenke)
• Bouillon, Sylvain; Rampal, Pierre; Griewank, Philipp et al. (2016). Sea ice forecasting with neXtSIM-F. (ekstern lenke)
• Rampal, Pierre; Bouillon, Sylvain; Olason, Einar et al. (2016). neXtSIM, a New Lagrangian Sea Ice Model. (ekstern lenke)

Vitenskapelig foredrag

• Boutin, Guillaume; Williams, Timothy; Olason, Einar et al. (2024). Modelling the wave impact on sea ice dynamics in the Arctic. (ekstern lenke)
• Regan, Heather; Olason, Einar; Rampal, Pierre et al. (2024). Modelling the evolution of Arctic multiyear sea ice over 2000-2018. (ekstern lenke)
• Rheinlænder, Jonathan Winfield; Regan, Heather; Rampal, Pierre et al. (2024). Breaking the Ice: Exploring the Changing Dynamics of Winter Breakup Events in the Beaufort Sea. (ekstern lenke)
• Korosov, Anton; Ying, Yue; Olason, Einar (2024). Satellite sea drift observations for tuning a sea ice model parameters. (ekstern lenke)
• Korosov, Anton; Ying, Yue; Olason, Einar (2024). Satellite sea drift observations for tuning a sea ice model parameters. (ekstern lenke)
• Korosov, Anton; Ying, Yue; Olason, Einar (2024). Tuning parameters of a sea ice model using machine learning. (ekstern lenke)
• Rheinlænder, Jonathan Winfield; Regan, Heather; Boutin, Guillaume et al. (2024). Simulating Arctic Sea-Ice Breakup and Lead Formation with the neXtSIM Model. (ekstern lenke)
• Rheinlænder, Jonathan Winfield; Regan, Heather; Rampal, Pierre et al. (2024). Breaking the ice: Exploring the changing dynamics of winter breakup events in the Beaufort Sea. (ekstern lenke)
• Olason, Einar; Regan, Heather; Rampal, Pierre et al. (2024). A coupled ice-ocean framework to investigate the impact of sea-ice deformations in the winter sea-ice mass balance in the Arctic.. (ekstern lenke)
• Bertino, Laurent; Brajard, Julien; Olason, Einar et al. (2024). Machine Learning to reduce the costs of ensemble data assimilation in the context of Arctic Ocean forecasting. (ekstern lenke)
• Korosov, Anton; Olason, Einar; Rampal, Pierre et al. (2023). Realistic simulation of sea ice drift and deformation using the next Generation Sea Ice Model neXtSIM. (ekstern lenke)
• Olason, Einar; Boutin, Guillaume; Korosov, Anton et al. (2023). A new brittle rheology and numerical framework for large-scale sea-ice models. (ekstern lenke)
• Olason, Einar; Boutin, Guillaume; Korosov, Anton et al. (2023). A New Brittle Rehology for Large-Scale Sea-Ice Models. (ekstern lenke)
• Boutin, Guillaume; Williams, Timothy; Horvat, Christopher et al. (2023). Wave impact on sea ice dynamics in the marginal ice zone using a coupled wave—sea-ice model. (ekstern lenke)
• Williams, Timothy; Korosov, Anton; Bertino, Laurent et al. (2023). Status and prospects for the neXtSIM-F CMEMS operational forecast. (ekstern lenke)
• Olason, Einar (2023). Towards Scale-Aware Sea-Ice Dynamics in the neXtSIM Model. (ekstern lenke)
• Olason, Einar; Boutin, Guillaume; Korosov, Anton et al. (2023). Sea-ice deformation in the brittle Bingham-Maxwell rheology. (ekstern lenke)
• Olason, Einar (2023). How sea-ice rheology should be considered as a subgrid-scale parameterisation of stress relaxation within the ice. (ekstern lenke)
• Regan, Heather; Boutin, Guillaume; Olason, Einar et al. (2023). Simulating winter sea-ice breakup in the Beaufort Sea from 2000-2018 and its implications for MYI transport. (ekstern lenke)
• Rheinlænder, Jonathan Winfield; Regan, Heather; Boutin, Guillaume et al. (2023). Simulating Winter Sea-ice Breakup in the Beaufort Sea from 2000–2018 - Implications for sea-ice transport . (ekstern lenke)
• Korosov, Anton; Rampal, Pierre; Olason, Einar (2023). Improving short-term sea ice predictability using deformation observations. (ekstern lenke)
• Regan, Heather; Rampal, Pierre; Olason, Einar et al. (2023). Modelling the evolution of Arctic multiyear sea ice over 2000-2018. (ekstern lenke)
• Boutin, Guillaume; Olason, Einar; Regan, Heather et al. (2023). Sea-ice mass balance in the Arctic in a new ice—ocean coupled model: impact of sea ice deformations. (ekstern lenke)
• Rheinlænder, Jonathan Winfield; Regan, Heather; Rampal, Pierre et al. (2023). Winter sea-ice breakup in the Beaufort Sea and its implications for multi-year ice transport. (ekstern lenke)
• Regan, Heather; Rampal, Pierre; Olason, Einar et al. (2023). Modelling the evolution of Arctic multiyear sea ice over 2000-2018. (ekstern lenke)
• Boutin, Guillaume; Olason, Einar; Rampal, Pierre et al. (2022). Sea-ice mass balance in the Arctic in a new ice—ocean coupled model: impact of sea ice deformation. (ekstern lenke)
• Boutin, Guillaume; Olason, Einar; Rampal, Pierre et al. (2022). A new coupled model to shed light on sea ice-ocean interactions.. (ekstern lenke)
• Rheinlænder, Jonathan Winfield; Olason, Einar; Davy, Richard et al. (2022). Breaking Up is Hard to Do – Simulating Extreme Sea-Ice Breakup Events in the Beaufort Sea. (ekstern lenke)
• Rheinlænder, Jonathan Winfield; Olason, Einar; Regan, Heather et al. (2022). Breaking up is hard to do – Simulating extreme sea-ice breakup events in the Arctic. (ekstern lenke)
• Boutin, Guillaume; Olason, Einar; Rampal, Pierre et al. (2021). A new coupled model to shed light on sea ice-ocean interactions​. (ekstern lenke)
• Boutin, Guillaume; Olason, Einar; Rampal, Pierre et al. (2021). A new coupled model to shed light on sea ice-ocean interactions​. (ekstern lenke)
• Olason, Einar; Rampal, Pierre; Bouillon, Sylvain (2018). Statistical properties of lead fraction and heat fluxes in the Arctic. (ekstern lenke)
• Dansereau, V; Rampal, Pierre; Olason, Einar et al. (2018). A new rheological framework for modelling the deformation of sea ice across scales. (ekstern lenke)
• Olason, Einar; Rampal, Pierre; Bouillon, Sylvain (2017). Statistical properties of lead fraction and heat fluxes in the Arctic. (ekstern lenke)
• Olason, Einar; Rampal, Pierre; Bouillon, Sylvain et al. (2017). Evaluating sea-ice model hindcasts against satellite data. (ekstern lenke)
• Olason, Einar; Rampal, Pierre; Bouillon, Sylvain et al. (2017). neXtSIM: A new Lagrangian sea-ice model. (ekstern lenke)
• Olason, Einar (2017). Atmosphere-Ocean-Ice Interactions in Polar and sub-polar regions. (ekstern lenke)
• Williams, Timothy; Bouillon, Sylvain; Samake, Abdoulaye et al. (2017). A sea ice model with wave-ice interactions on a moving mesh. (ekstern lenke)
• Williams, Timothy; Bouillon, Sylvain; Samake, Abdoulaye et al. (2017). A sea ice model with wave-ice interactions on a moving mesh. (ekstern lenke)
• Williams, Timothy; Rampal, Pierre; Bouillon, Sylvain et al. (2016). neXtSIM sea ice model and wave-ice interactions. (ekstern lenke)
• Olason, Einar; Rampal, Pierre; Bouillon, Sylvain et al. (2016). neXtSIM: A new Lagrangian sea-ice model. (ekstern lenke)

Rapport

• Johannessen, Johnny Andre; Pettersson, Lasse H; Esau, Igor et al. (2023). D-10 Arktalas Science Analysis Data Requirements Plan. (ekstern lenke)
• Chapron, Bertrand; Cancet, Mathilde; Collard, Fabrice et al. (2023). D-150 Arktalas Hoavva Science Workshop Report. (ekstern lenke)
• Samuelsen, Annette; Olason, Einar; Yumruktepe, Caglar (2022). MODELING MARINE PRIMARY PRODUCTION IN THE ARCTIC: THE IMPACT OF SEA ICE MODELS USING DIFFERENT SEA ICE RHEOLOGY. (ekstern lenke)
• Sartore, Nicholas; Olason, Einar (2021). Ridge information in NEXTSIM. Sensitivity analysis of ridges formation in a idea setup using NEXTSIM.. (ekstern lenke)
• Bouillon, Sylvain; Rampal, Pierre; Olason, Einar (2015). Sensitivity of the Elasto-Brittle sea ice model to initial conditions and ice mechanical parameters. Deliverable D2.3.. (ekstern lenke)
• Olason, Einar; Bouillon, Sylvain (2015). Sea ice model developments in view of oil spill forecasting. Deliverable D5. Final Report. (ekstern lenke)
• Bergh, Jon Erik; Rampal, Pierre; Olason, Einar et al. (2015). Diffusion/Dispersion laws in the ice pack: a comparison between EVP and EB sea ice models and observed buoy trajectories. Deliverable D2.2. (ekstern lenke)
• Bouillon, Sylvain; Rampal, Pierre; Olason, Einar et al. (2014). Implementation of the Elasto-Brittle rheology for the ice pack simulations (Deliverable D1.2). (ekstern lenke)

Faglig foredrag

• Regan, Heather; Rampal, Pierre; Olason, Einar et al. (2023). Modelling the evolution of Arctic multiyear sea ice over 2000–18. (ekstern lenke)
• Boutin, Guillaume; Olason, Einar; Rampal, Pierre et al. (2023). A Coupled Ice-Ocean Framework to Investigate the Impact of Sea-Ice Deformation in the Winter Sea-Ice Mass Balance in the Arctic. (ekstern lenke)
• Olason, Einar; Rampal, Pierre; Bouillon, Sylvain et al. (2017). Sea-ice activities in the past year. (ekstern lenke)
• Griewank, Philipp; Bouillon, Sylvain; Rampal, Pierre et al. (2016). Sea-ice forecasting with neXtSIM-F. (ekstern lenke)
• Olason, Einar; Rampal, Pierre; Bouillon, Sylvain et al. (2016). neXtSIM: A new sea-ice model. (ekstern lenke)
• Rampal, Pierre; Bouillon, Sylvain; Olason, Einar et al. (2016). Using high-resolution satellite products to initialize and evaluate sea ice models. (ekstern lenke)
• Olason, Einar; Rampal, Pierre; Bouillon, Sylvain et al. (2015). Heat fluxes through leads in modelled sea ice. (ekstern lenke)
• Rampal, Pierre; Bouillon, Sylvain; Williams, Timothy et al. (2014). Sea ice deformation and drift in the new model neXtSIM. (ekstern lenke)
• Griewank, Philipp; Rampal, Pierre; Bouillon, Sylvain et al. (2014). Towards a new sea ice forecasting platform for the Barents and Kara Seas. (ekstern lenke)

Vitenskapelig oversiktsartikkel/review

• Lucas, Sylvain; Johannessen, Johnny Andre; Cancet, Mathilde et al. (2023). Knowledge Gaps and Impact of Future Satellite Missions to Facilitate Monitoring of Changes in the Arctic Ocean. (ekstern lenke)

Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

• Bertino, Laurent; Blockley, Ed; Johannessen, Johnny Andre et al. (2022). Sea Ice Modelling. (ekstern lenke)
• Johannessen, Ola M; Sandven, Stein; Davy, Richard et al. (2020). Marginal Ice Zone and Ice-Air-Ocean Interactions. (ekstern lenke)

Fagartikkel

• Olason, Einar; Wilborn, Henrike (2021). Når sjøis sprekker. (ekstern lenke)

Programdeltagelse

• Pilskog, Ingjald; Outten, Stephen; Olason, Einar (2019). neXtSIM - The next generation of ice forecast. (ekstern lenke)

Faglig kapittel

• Bouillon, Sylvain; Rampal, Pierre; Olason, Einar (2018). Sea ice modelling and forecasting. (ekstern lenke)

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