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Sigrún Nanna Karlsdóttir - Prófessor

Sigrún Nanna Karlsdóttir

–

Verkfræði- og náttúruvísindasvið

Sigrún Nanna Karlsdóttir

Prófessor

Materials and Corrosion Research

Sími
5255310
Tölvupóstur
snk [hjá] hi.is

Starfseining
Iðnaðarverkfræði-, vélaverkfræði- og tölvunarfræðideild, kennsla
Vefsíða
https://vhi.hi.is/is/materials-engineering-and-corrosion-center

ORCID vefsíða
https://orcid.org/0000-0003-0762-883X
Rannsóknagátt – Sigrún Nanna Karlsdóttir

Útgefið efni

2023

Corrosion behaviour of HVOF developed Mo-based high entropy alloy coating and selected hard coatings for high temperature geothermal applicationsMaterials and Design
Research and Development on Coatings and Paints for Geothermal Environments: A ReviewAdvanced Materials Technologies

2022

Corrosion Behaviour of Hvof Developed Mo-Based High Entropy Alloy Coating and Selected Hard Coatings for High Temperature Geothermal ApplicationsSSRN
Silica scaling and boiling effect on corrosion behaviour of nickel-based alloys associated with superheated hydrothermal fluids containing HCl, H₂S and CO₂Geothermics
7.13 - Corrosion, Scaling and Material Selection in Geothermal Power ProductionComprehensive Renewable Energy, Second Edition: Volume 1-9
Material Challenges for Deep Superhot Geothermal WellsTransactions - Geothermal Resources Council
Wear-Reducing Nickel-Phosphorus and Graphene Oxide-Based Composite Coatings: Microstructure and Corrosion Behavior in High Temperature Geothermal EnvironmentSSRN
Wear-reducing nickel-phosphorus and graphene oxide-based composite coatings: Microstructure and corrosion behavior in high temperature geothermal environmentCorrosion Science
Corrosion, Scaling and Material Selection in Geothermal Power ProductionComprehensive Renewable Energy
Microstructural Properties and Wear Resistance of Fe-Cr-Co-Ni-Mo-Based High Entropy Alloy Coatings Deposited with Different Coating TechniquesApplied Sciences

2021

Effect of alloying ratios and Cu-addition on corrosion behaviour of CoCrFeNiMo high-entropy alloys in superheated steam containing CO2, H2S and HClCorrosion Science
Laboratory testing of coatings developed for geothermal applications to improve corrosion and wear resistanceTransactions - Geothermal Resources Council
Corrosion Behaviour of Titanium Alloy and Carbon Steel in a High-Temperature, Single and Mixed-Phase, Simulated Geothermal Environment Containing H2S, CO2 and HClCorrosion and Materials Degradation
The Effect of Polytetrafluoroethylene (PTFE) Particles on Microstructural and Tribological Properties of Electroless Ni-P+PTFE Duplex Coatings Developed for Geothermal ApplicationsCoatings

2020

Corrosion resistance of W and Ta based amorphous coatings in a geothermal steam environment – A combinatorial studyGeothermics
Corrosion testing of materials in simulated superheated geothermal environmentCorrosion Science
Corrigendum to “Corrosion testing of materials in simulated superheated geothermal environment” [Corros. Sci. 168 (2020) 10] (Corrosion Science (2020) 168, (S0010938X19321626), (10.1016/j.corsci.2020.108584))Corrosion Science

2019

Phase Evolution and Microstructure Analysis of CoCrFeNiMo High-Entropy Alloy for Electro-Spark-Deposited Coatings for Geothermal EnvironmentCoatings
High-temperature corrosion testing facility for coating materials in simulated geothermal environmentTransactions - Geothermal Resources Council
Corrosion damage of injection string from the deep geothermal well IDDP-2 in Reykjanes IcelandNACE - International Corrosion Conference Series
Corrosion behavior of AlCrFeNiMn high entropy alloy in a geothermal environmentGeothermics
Phase evolution and microstructure analysis of CoCrFeNiMo high-entropy alloy for electro-spark-deposited coatings for geothermal environmentCoatings
Mechanically alloyed CoCrFeNiMo high entropy alloy behavior in geothermal steamNACE - International Corrosion Conference Series
In-situ erosion-corrosion testing equipment for geothermal environment and comparative results for tested electric arc sprayed titaniumNACE - International Corrosion Conference Series
Corrosion testing of UNS S31603 in simulated HT geothermal environment at boiling, superheated and condensation conditionsNACE - International Corrosion Conference Series

2018

Krafla magma testbed (KMT): Engineering challenges of drilling into magma and extracting its energyTransactions - Geothermal Resources Council
Nickel based coatings used for erosion-corrosion protection in a geothermal environmentSurface and Coatings Technology
Corrosion behavior in geothermal steam of CoCrFeNiMo high entropy alloyNACE - International Corrosion Conference Series
Corrosion testing of UNS N06625 in a simulated high temperature geothermal environmentNACE - International Corrosion Conference Series
Multi-component alloy synthetized by a powder metallurgy routeUPB Scientific Bulletin, Series B: Chemistry and Materials Science
Hydrogen damage of carbon steel fragments from the IDDP-1 geothermal wellNACE - International Corrosion Conference Series
Assessing impact to infrastructures due to tephra fallout from Öræfajökull volcano (Iceland) by using a scenario-based approach and a numerical modelFrontiers in Earth Science
Preliminary corrosion testing of explosive clad materials in geothermal environmentNACE - International Corrosion Conference Series

2017

Corrosion behavior of high alloy austenitic stainless steel in simulated high temperature geothermal environmentNACE - International Corrosion Conference Series
Corrosion testing of coating materials for geothermal turbine applicationNACE - International Corrosion Conference Series
CoCrFeNiMo high entropy alloy produced by solid state processingKey Engineering Materials
Microstructural study of the corrosion effect on AlCrFeNiMn multicomponent Alloy tested in geothermal environmentNACE - International Corrosion Conference Series
Corrosion behavior of materials in hydrogen sulfide abatement system at Hellisheiði geothermal power plantGeothermics

2016

Corrosion testing in H₂S abatement system at hellisheidi geothermal power plant in IcelandNACE - International Corrosion Conference Series
Morphological characterisation of complex powder used for protective coatings for geothermal plant componentsIOP Conference Series: Materials Science and Engineering
Structural modeling of the casings in the IDDP-1 well: Load history analysisGeothermics

2015

Corrosion testing in superheated geothermal steam in IcelandGeothermics
Structural modeling of the casings in high temperature geothermal wellsGeothermics

2014

Corrosion testing of heat exchanger tubes in steam from the IDDP-1 exploratory geothermal well in Krafla, IcelandNACE - International Corrosion Conference Series
Pilot testing of handling the fluids from the IDDP-1 exploratory geothermal well, Krafla, N.E. IcelandGeothermics
On-site erosion-corrosion testing in superheated geothermal steamGeothermics

2013

Corrosion and scaling in wet scrubbing equipment of the superheated geothermal Well IDDP-1 in IcelandNACE - International Corrosion Conference Series
Corrosion and scaling in wet scrubbing equipment of the superheated geothermal well IDDP-1 in IcelandNACE - International Corrosion Conference Series
Corrosion testing down-hole in sour high temperature geothermal well in IcelandNACE - International Corrosion Conference Series
Corrosion testing down-hole in sour high temperature geothermal well in IcelandNACE - International Corrosion Conference Series

2012

Hydrogen embrittlement and corrosion in high temperature geothermal wellNACE - International Corrosion Conference Series
Corrosion, scaling and material selection in geothermal power productionComprehensive Renewable Energy

2010

In situ microscopy observation of liquid flow, zirconia growth, and CO bubble formation during high temperature oxidation of zirconium diboride-silicon carbideJournal of the European Ceramic Society
Liquid oxide flow during oxidation of zirconium diboride-silicon carbide ultra high temperature ceramicsKey Engineering Materials

2009

Formation of oxide films on ZrB 2-15 vol% SiC composites during oxidation: Evolution with time and temperatureJournal of the American Ceramic Society
Oxidation of ZrB 2-SiC: Influence of SiC content on solid and liquid oxide phase formationJournal of the American Ceramic Society

2008

Formation of oxide scales on zirconium diboride-silicon carbide composites during oxidation: Relation of subscale recession to liquid oxide flowJournal of the American Ceramic Society
Zirconia transport by liquid convection during oxidation of zirconium diboride-silicon carbideJournal of the American Ceramic Society
Oxidation of ZrB2-SiC: Comparison of furnace heated coupons and self-heated ribbon specimensCeramic Engineering and Science Proceedings

2007

Rapid oxidation characterization of ultra-high temperature ceramicsJournal of the American Ceramic Society
Convection patterns in liquid oxide films on ZrB2-SiC composites oxidized at a high temperatureJournal of the American Ceramic Society

2006

Role of rare-earth oxide additives on mechanical properties and oxidation behavior of Si 3N 4/BN fibrous monolith ceramicsJournal of the American Ceramic Society

Sérsvið:

Scaling in Geothermal Environment

Materials Science

Mechanical Engineering

Ultra-High Temperature Ceramics

Oxidation of Ceramics

Corrosion in Geothermal Environment

Material characterization

High Temperature Corrosion Testing

Microstructural and chemical compositional analyses