Vidar Folke Hansen

Professor i materialteknologi

Vidar Folke Hansen

Kontakt

Telefon: 51832154

E-post: vidar.hansen@uis.no

Rom: KE E-233

Organisasjonsenhet

Det teknisk-naturvitenskapelige fakultet

Institutt for maskin, bygg og materialteknologi

Publikasjoner

Vitenskapelige publikasjoner

Tucho, Wakshum Mekonnen; Sletsjøe, Anders Thon; Sayyar, Navid; Hansen, Vidar Folke

(2024)

Optimizing Tensile Properties and Hardness of Inconel 718 by Cold Rolling.

Metals.

ISSN 2075-4701.

Volum 14.

Hefte 4.

DOI: 10.3390/met14040455

Rai, Ayushi; Istrate, Cosmin; Socol, Gabriel; Iacob, Nicusor; Hansen, Vidar Folke; Mihailescu, Cristian N.; Kuncser, Victor; Delimitis, Andreas

(2024)

Correlation of nanostructural features with phase transition in thermochromic VO2 thin films for smart windows Applications. I: Analytical and experimental methods in mechanical and civil engineering : Contributions of the 1st olympiad in engineering science (OES 2023).

Springer Nature.

ISBN 978-3-031-49722-3.

s.3-12.

DOI: 10.1007/978-3-031-49723-0_1

Tucho, Wakshum Mekonnen; Ohm, Bjørn Andre; Canizalez, Sebastian Andres Pedraza; Egeland, Andreas; Mildt, Martin Bernard; Nedreberg, Mette Lokna; Hansen, Vidar Folke

(2024)

Effects of δ Phase and Annealing Twins on Mechanical Properties and Impact Toughness of L-PBF Inconel 718.

Journal of Manufacturing and Materials Processing (JMMP).

ISSN 2504-4494.

Volum 8.

Hefte 4.

DOI: 10.3390/jmmp8040135

Sayyar, Navid; Hansen, Vidar Folke; Tucho, Wakshum Mekonnen; Minde, Mona Wetrhus

(2023)

Directed laser deposition of super duplex stainless steel: Microstructure, texture evolution, and mechanical properties.

Heliyon.

ISSN 2405-8440.

Volum 9.

Hefte 4.

DOI: 10.1016/j.heliyon.2023.e15144

Delimitis, Andreas; Kyratsi, Theodora; Hansen, Vidar Folke

(2022)

Electron channeling studies of atom site preference and distribution in doped Mg2Si1-xSnx thermoelectrics.

Materialia.

ISSN 2589-1529.

Volum 24.

DOI: 10.1016/j.mtla.2022.101486

Tucho, Wakshum Mekonnen; Hansen, Vidar Folke

(2021)

Studies of Post-Fabrication Heat Treatment of L-PBF-Inconel 718: Effects of Hold Time on Microstructure, Annealing Twins, and Hardness.

Metals.

ISSN 2075-4701.

Volum 11.

Hefte 2.

s.1-20.

DOI: 10.3390/met11020266

Hansen, Vidar; Kosinskiy, Andrey; Taftø, Johan

(2020)

Distinguishing space groups by electron channelling: centrosymmetric full-Heusler or non-centrosymmetric half-Heusler?.

Acta Crystallographica Section A: Foundations and Advances.

ISSN 2053-2733.

Volum A76.

s.211-213.

DOI: 10.1107/S2053273319016942

Belsvik, Marius Aga; Tucho, Wakshum Mekonnen; Hansen, Vidar

(2020)

Microstructural studies of direct‑laser‑deposited stainless steel 316L‑Si on 316L base material.

Discover Applied Sciences.

ISSN 2523-3963.

Volum 2.

DOI: 10.1007/s42452-020-03530-3

Adasooriya, Mudiyan Nirosha Damayanthi; Tucho, Wakshum Mekonnen; Holm, Erlend; Årthun, Terje; Hansen, Vidar; Solheim, Karl Gunnar; Hemmingsen, Tor

(2020)

Effect of hydrogen on mechanical properties and fracture of martensitic carbon steel under quenched and tempered conditions.

Materials Science & Engineering: A.

ISSN 0921-5093.

Volum 803.

DOI: 10.1016/j.msea.2020.140495

Delimitis, Andreas; Hansen, Vidar; Gjønnes, Jon

(2019)

Geometry determination and refinement in the rotation electron diffraction technique.

Ultramicroscopy.

ISSN 0304-3991.

Volum 201.

s.68-76.

DOI: 10.1016/j.ultramic.2019.02.011

Guo, Kun; Hansen, Vidar; Li, Hailong; Yu, Zhixin

(2018)

Monodispersed nickel and cobalt nanoparticles in desulfurization of thiophene for in-situ upgrading of heavy crude oil.

Fuel.

ISSN 0016-2361.

Volum 211.

s.697-703.

DOI: 10.1016/j.fuel.2017.09.097

Tucho, Wakshum Mekonnen; Lysne, Vidar Hellandsjø; Austbø, Jon Håkon; Sjølyst-Kverneland, Atle; Hansen, Vidar

(2018)

Investigation of effects of process parameters on microstructure and hardness of SLM manufactured SS316L.

Journal of Alloys and Compounds.

ISSN 0925-8388.

Volum 740.

s.910-925.

DOI: 10.1016/j.jallcom.2018.01.098

Tucho, Wakshum Mekonnen; Hansen, Vidar

(2018)

Characterization of SLM-fabricated Inconel 718 after solid solution and precipitation hardening heat treatments.

Journal of Materials Science.

ISSN 0022-2461.

Volum 54.

Hefte 1.

s.823-839.

DOI: 10.1007/s10853-018-2851-x

Hjuler, M.Leth; Hansen, Vidar; Fabricius, Ida Lykke

(2018)

Interpretational challenges related to studies of chalk particle surfaces in scanning and transmission electron microscopy.

Bulletin of the Geological Society of Denmark.

ISSN 0011-6297.

Volum 66.

s.151-165.

Hansen, Vidar; Echevarria-Bonet, Cristina; Minde, Mona Wetrhus; Taftø, Johan

(2018)

Determination of atomic positions and polar direction in half-Heusler material Sb1- xSnxTi1-y-zHfyZrzCo using electron channeling.

AIP Advances.

ISSN 2158-3226.

Volum 8.

Hefte 12.

s.1-9.

DOI: 10.1063/1.5042816

Tucho, Wakshum Mekonnen; Cuvillier, Priscille; Sjølyst-Kverneland, Atle; Hansen, Vidar

(2017)

Microstructure and hardness studies of Inconel 718 manufactured by selective laser melting before and after solution heat treatment.

Materials Science & Engineering: A.

ISSN 0921-5093.

Volum 689.

s.220-232.

DOI: 10.1016/j.msea.2017.02.062

Buxhuku, Mika; Hansen, Vidar; Gjønnes, Jon

(2017)

The measurement of intensities in the Rotation Electron Diffraction Technique.

Micron.

ISSN 0968-4328.

Volum 101.

s.103-107.

DOI: 10.1016/j.micron.2017.06.006

Buxhuku, Mika; Hansen, Vidar; Oleynikov, Peter; Gjønnes, Jon

(2013)

The determination of rotation axis in the Rotation Electron Diffraction Technique.

Microscopy and Microanalysis.

ISSN 1431-9276.

Volum 19.

Hefte 5.

s.1276-1280.

DOI: 10.1017/S1431927613012749

Sjølyst-Kverneland, Atle; Hansen, Vidar; Thorkildsen, Gunnar; Larsen, Helge Bøvik; Pattison, P; Li, X.Z.; Gjønnes, Jon

(2011)

Transformations and structures in the Al-Zn-Mg alloy system: A diffraction study using synchrotron radiation and electron precession.

Materials Science & Engineering: A.

ISSN 0921-5093.

Volum 528.

Hefte 3.

s.880-887.

DOI: 10.1016/j.msea.2010.10.001

Sjølyst-Kverneland, Atle; Hansen, Vidar; Thorkildsen, Gunnar; Larsen, Helge Bøvik; Pattison, Philip; Li, XZ; Gjønnes, Jon

(2010)

Transformations and structures in the Al?Zn?Mg alloy system: A diffraction study using synchrotron radiation and electron precession.

Materials Science & Engineering: A.

ISSN 0921-5093.

DOI: 10.1016/j.msea.2010.10.001

Haakenaasen, Randi; Selvig, Espen; Hadzialic, S; Skauli, Torbjørn; Hansen, Vidar; Tibballs, J.E.; Steen, Harald; Foss, S.; Trosdahl-Iversen, Laila; Tafto, Johan; Halsall, M.; Orr, John

(2008)

Nanowires in the CdHgTe material system.

Journal of Electronic Materials.

ISSN 0361-5235.

Volum 37.

Hefte 9.

s.1311-1317.

Hansen, Vidar; Vevecka-Priftaj, A; Fjerdingen, J; Langsrud, Y; Gjønnes, Jon

(2006)

The influence of silicon on age hardening kinetics and phase precipitations in Al-Mg-Zn alloys.

Materials Science Forum.

ISSN 0255-5476.

Volum 519-521.

s.579-584.

Kverneland, A.; Hansen, Vidar; Vincent, R.; Gjønnes, Kjersti; Gjønnes, Jon

(2006)

Structure analysis of embedded nano-sized particles by precession electron diffraction. eta '-precipitate in an Al-Zn-Mg alloy as example.

Ultramicroscopy.

ISSN 0304-3991.

Volum 106.

Hefte 106.

s.492-502.

Selvig, Espen; Hadzialic, S; Skauli, Torbjørn; Steen, Harald; Hansen, Vidar; Trosdahl-Iversen, L; van Rheenen, Arthur D.; Lorentzen, T; Haakenaasen, Randi

(2006)

Growth of HgTe nanowires.

Physica scripta. Topical Issues.

ISSN 0281-1847.

Volum 126.

s.115-120.

Gjønnes, Jon; Hansen, Vidar; Kverneland, Atle

(2004)

The precession technique in electron diffraction and its application to structure determination of nano-size precipitates in alloys.

Microscopy and Microanalysis.

ISSN 1431-9276.

Volum 10.

s.16-20.

Hansen, Vidar; Karlsen, Ole Bjørn; Langsrud, Yngve; Gjønnes, Jon

(2004)

Precipitates, zones and transitions during ageing of Al-Zn-Mg-Zr 7000 series alloy.

Materials Science and Technology.

ISSN 0267-0836.

Hefte 20.

s.185-193.

Hansen, Vidar; Karlsen, Ole Bjørn; Langsrud, Yngve; Gjønnes, Jon

(2004)

Precipitates, zones and transitions during aging of Al-Zn-Mg-Zr7000series alloy.

Materials Science and Technology.

ISSN 0267-0836.

Volum 20.

s.185-193.

Gjonnes, J.; Hansen, Vidar; Kverneland, Atle

(2004)

The precession technique in electron diffraction and its application to structure determination of nano-size precipitates in alloys.

Microscopy and Microanalysis.

ISSN 1431-9276.

Volum 10.

s.16-20.

Gjønnes, Jon; Hansen, Vidar; Andersen, S.J.; Marioara, C.D.; Li, XZ

(2003)

Electron crystallography of aluminium alloy phases.

?.

Volum 218.

s.293-307.

Burchardt, Trygve; Hansen, Vidar; Våland, Torstein

(2001)

Microstructure and catalytic activity towards the hydrogen evolution reaction of electrodeposited NiPx alloys.

Electrochimica Acta.

ISSN 0013-4686.

Volum 46.

Hefte 18.

s.2761-2766.

Berg, Line; Gjønnes, Jon; Hansen, Vidar; Li, X.Z; Knutson-Wedel, Maria; Waterloo, Grethe; Schryvers, D; Wallenberg, L.R.

(2001)

GP-Zones in Al-Zn-Mg Alloys and Their Role in Artificial Aging.

Acta Materialia.

ISSN 1359-6454.

Volum 49.

Hefte 17.

s.3443-3451.

Waterloo, Grethe; Hansen, Vidar; Gjønnes, Jon; Skjervold, Svein Roger

(2001)

Effect of predeformation and preaging at room temperature in Al-Zn-Mg-(Cu,Zr) alloys.

Materials Science and Engineering.

ISSN 0025-5416.

Hefte A303.

s.226-233.

Jiang, X.J.; Noble, B.; Hansen, Vidar; Tafto, Johan

(2001)

Influence of Zirconium and Copper on the Early Stages of Aging in Al-Zn-Mg Alloys.

?.

Volum 32A.

s.1063-1073.

Wulff-Pedersen, Erik; Neumann, Else-Ragnhild; Burke, Ernst A. J.; Vannucci, Riccardo; Gjønnes, Jon; Hansen, Vidar

(2000)

Origin and structural character of Hauyne in spinel dunite xenoliths from La Palma, Canary Island.

American Mineralogist.

ISSN 0003-004X.

Volum 85.

s.1397-1405.

Bøker og kapitler

Pavlou, Dimitrios; Correia, José A.F.O.; Fazeres-Ferradosa, Tiago; Gudmestad, Ove Tobias; Siriwardane , Sudath C.; Lemu, Hirpa G.; Ersdal, Gerhard; Liyanage, Jayantha Prasanna; Hansen, Vidar Folke; Minde, Mona Wetrhus; RATNAYAKE MUDIYANSELAGE, Chandima; Delimitis, Andreas; El-Thalji, Idriss; Adasooriya, Mudiyan Nirosha Damayanthi; Samarakoon, Samarakoon Mudiyansele Samindi; Hemmingsen, Tor

(2024)

Analytical and experimental methods in mechanical and civil engineering : Contributions of the 1st olympiad in engineering science (OES 2023).

Springer Nature.

ISBN 978-3-031-49722-3.

Volum 28.

Hefte ..

Gjønnes, Jon; Hansen, Vidar; Waterloo, Grethe

(2001)

Nucleation and growth of hardening precipitates in 7xxx-alloys.

Hansen, Vidar; Karlsen, Ole Bjørn; Gjønnes, Jon

(2001)

Utbredelse av soner og herdepartikler i 7108.70; transmisjonselektronmikroskopi og differensiell skanning kalorimetri.

Formidling

Holmestad, Randi; Gunnæs, Anette Eleonora; Nord, Magnus; Hage, Fredrik Sydow; Hansen, Vidar Folke; Prytz, Øystein; Van Helvoort, Antonius

(2024)

Electron diffraction in physical science in Norway – past, present, and future .

EMC2024 (European Microscopy Conference);

2024-08-25 - 2024-08-30.

Hansen, Vidar Folke; Minde, Mona Wetrhus

(2023)

Introduction to University of Stavanger & High resolution microscopy analysis of additively man- ufactured implant materials.

India-Norway Joint Workshop on Additive Manufacturing of Bio-Implants - Academic & Industry Perspectives;

2023-03-10 - 2023-03-11.

Khazeni, Dena; Hansen, Vidar Folke

(2023)

Comparative analysis of Co-Cr-Fe-Mo alloy fabricated by Laser Powder Bed Fusion and casting for dental and maxilla facial application .

The 20th International Microscopy Congress September 10-15, 2023;

2023-09-09 - 2023-09-15.

Rai, Ayushi; Delimitis, Andreas; Hansen, Vidar Folke

(2023)

TEM investigations of thermochromic VO2 thin films for smart windows applications.

Nanotexnology 2023;

2023-07-04 - 2023-07-07.

Rai, Ayushi; Mihailescu, Cristian N.; Hansen, Vidar Folke; Delimitis, Andreas

(2022)

Structural investigations of nanocrystalline VO2/Si and VO2/LSAT epilayers for thermochromic windows applications grown by pulsed laser deposition.

E-MRS 2022 Fall Meeting;

2022-09-19 - 2022-09-22.

Rai, Ayushi; Hansen, Vidar Folke; Mihailescu, Cristian N.; Delimitis, Andreas

(2022)

Characterisation studies of thermochromic VO2 thin films for smart windows applications.

E-MRS 2022 Spring Meeting;

2022-05-30 - 2022-06-03.

Delimitis, Andreas; Rai, Ayushi; Mesaritis, G.; Ioannou, Ioanna; Hansen, Vidar Folke; Kyratsi, Theodora

(2022)

Atomic site distributions in medium / high temperature range application thermoelectrics: an HRTEM and electron channeling study.

ECT2022;

2022-09-14 - 2022-09-16.

Delimitis, Andreas; Gjønnes, Jon; Hansen, Vidar Folke

(2019)

Refinement Approaches in the Diffraction Geometry of the Rotation Electron Diffraction Method.

EMRS 2019 Spring Meeting;

2019-05-26 - 2019-05-31.

Delimitis, Andreas; Gjønnes, Jon; Hansen, Vidar Folke

(2019)

Rotation Electron Diffraction for Structure Determination and Refinement: Applications in Nanocrystalline Thermoelectrics.

16th International Conference on Nanosciences & Nanotechnologies (NN19);

2019-07-02 - 2019-07-05.

Delimitis, Andreas; Hansen, Vidar Folke; Symeou, Elli; Kyratsi, Theodora; Minde, Mona Wetrhus; Taftø, Johan

(2019)

Determination of host and dopant ion distribution in Mg2Si1-xSnx thermoelectric materials by electron channeling.

32nd European Crystallographic Meeting 2019 (ECM32);

2019-09-18 - 2019-09-23.

Delimitis, Andreas; Hansen, Vidar Folke; Symeou, Elli; Kyratsi, Theodora; Minde, Mona Wetrhus; Taftø, Johan

(2019)

DETERMINATION OF HOST AND DOPANT ION DISTRIBUTION IN MG2SI1-XSNX THERMOELECTRIC MATERIALS BY ELECTRON CHANNELING.

Acta Crystallographica Section A: Foundations and Advances.

ISSN 2053-2733.

Volum 75.

DOI: 10.1107/S2053273319092350

Tofan, Raluca; Echevarria-Bonet, Cristina; Berland, Kristian; Schrade, Matthias; Sørby, Magnus Helgerud; Hauback, Bjørn Christian; Persson, Clas; Prytz, Øystein; Hansen, Vidar; Gunnæs, Anette Eleonora

(2016)

Microstructural characterization of spark plasma sintered (X,X’)NiSn half‐Heusler alloys.

Thelma International Workshop: Thermoelectrics riding the waves;

2016-09-12 - 2016-09-16.

Tofan, Raluca; Echevarria-Bonet, Cristina; Berland, Kristian; Schrade, Matthias; Sørby, Magnus Helgerud; Hauback, Bjørn Christian; Persson, Clas; Prytz, Øystein; Hansen, Vidar; Gunnæs, Anette Eleonora

(2016)

The effect of spark plasma sintering on structure and phase stability in half-Heusler thermoelectric alloys.

The 16th European Microscopy Congress;

2016-08-28 - 2016-09-02.

Song, Xin; Persson, Clas; Norby, Truls; Flage-Larsen, Espen; Karlsen, Ole Bjørn; Hansen, Vidar; Gunnæs, Anette Eleonora; Prytz, Øystein; Løvvik, Ole Martin; Finstad, Terje; Valset, Kjetil; Cui, Xuemei; Taftø, Johan; Fjeld, Harald; Hauback, Bjørn; Schrade, Matthias

(2014)

Conversion of Heat and Energy: Thermoelectrics.

NorTex Nano Summit;

2014-10-11 - 2014-10-14.

Buxhuku, Mika; Hansen, Vidar; Magnus, Sørby

(2012)

Electron and powder diffraction techniques for accurate structure factors.

Norwegian users of Neutron and X-ray diffraction users at ESRF;

2012-01-30 - 2012-01-31.

Buxhuku, Mika; Hansen, Vidar; Oleynikov, P.; Gjønnes, Jon

(2012)

Determination of crystallographic tilt axis in Rotation Electron Diffraction.

Scandem 2012;

2012-06-12 - 2012-06-15.

Buxhuku, Mika; Hansen, Vidar; Gjønnes, Jon

(2012)

The geometry and measurement of integrated intensities in Rotation Electron Diffraction method.

Scandem 2012;

2012-06-12 - 2012-06-15.

Løvvik, Ole Martin; Valset, Kjetil; Rauwel, Protima; Prytz, Øystein; Flage-Larsen, Espen; Song, Xin; Karlsen, Ole Bjørn; Bording, Jan Kåre; Hansen, Vidar; Norby, Truls; Finstad, Terje; Taftø, Johan

(2012)

Thermoelectricity in Oslo.

Nobel Symposium on Nanoscale Energy Converters;

2012-08-12 - 2012-08-16.

Valset, Kjetil; Prytz, Øystein; Hansen, Vidar; Taftø, Johan

(2012)

Quantitative study of structure factors at large reciprocal vectors using convergent beam electron diffraction: Application to anharmonicity of the thermal motion in Mg2Si.

EMRS 2012 Spring meeting;

2012-05-14 - 2012-05-18.

Qureishy, Thomas; Hansen, Vidar; Karlsen, Ole Bjørn; Gunnæs, Anette Eleonora; Taftø, Johan

(2012)

Superstructures in Mg2Si1-xSnx.

Scandem 2012 ;

2012-06-12 - 2012-06-15.

Bording, Jan Kåre; Hansen, Vidar

(2011)

This heat pump can last 10 000 years.

Bording, Jan Kåre; Hansen, Vidar

(2011)

New heat pump could last 10,000 years, experts say.

Bording, Jan Kåre; Hansen, Vidar

(2011)

Researchers from University of Stavanger Work on a Heat Pump that Lasts Forever.

Bording, Jan Kåre; Hansen, Vidar

(2011)

Researchers claim that new heat pump can last almost forever?.

Bording, Jan Kåre; Hansen, Vidar

(2011)

A Totally New Take On Heat Pumps.

Bording, Jan Kåre; Hansen, Vidar

(2011)

This heat pump can last 10000 years....

Bording, Jan Kåre; Hansen, Vidar

(2011)

This heat pump can last 10 000 years.

Bording, Jan Kåre; Hansen, Vidar

(2011)

Researchers Develop a Heat Pump That Can Last 10,000 Years.

Bording, Jan Kåre; Hansen, Vidar

(2011)

Wärmepumpen: Kältemittel bald überflüssig.

Bording, Jan Kåre; Hansen, Vidar

(2011)

Forskere fra Universitetet i Stavanger Arbeidet med en varmepumpe som varer evig.

Buxhuku, Mika; Karlsen, Ole Bjorn; Gjønnes, Jon; Gjønnes, Kjesti; Hansen, Vidar

(2011)

Accurate structure factors of skutterudites:Electron Diffraction Techniques.

Acta Crystallographica Section A: Foundations of Crystallography.

ISSN 0108-7673.

Volum 67.

s.696-697.

Bording, Jan Kåre; Hansen, Vidar

(2010)

Termoelektrisitet - en "ny type" varmepumpe.

Miniseminar varmepumper;

2010-06-08.

Bording, Jan Kåre; Hansen, Vidar

(2010)

Denne varmepumpa kan vare i 10000 år.

Bording, Jan Kåre; Hansen, Vidar

(2010)

Varmepumpe for evigheten Form og størrelse kan tilpasses etter behov.

Bording, Jan Kåre; Hansen, Vidar

(2010)

Varmepumpe for evigheten.

Aftenposten (morgenutg. : trykt utg.).

ISSN 0804-3116.

s.7-8.

Bording, Jan Kåre; Hansen, Vidar

(2010)

Denne varmepumpa kan vare i 10000 år.

UniverS : magasin for Universitetet i Stavanger.

Volum 4.

Bording, Jan Kåre; Hansen, Vidar

(2010)

Denne varmepumpa kan vare i 10 000 år.

Bording, Jan Kåre; Prytz, Øystein; Hansen, Vidar; Taftø, Johan

(2009)

Improved thermoelectric materials through nanostructuring: implications for energy savings.

Nanomat 2009 conference;

2009-06-16 - 2009-06-17.

Böttger, Paul Heinrich Michael; Valset, Kjetil; Flage-Larsen, Espen; Prytz, Øystein; Bording, Jan Kåre; Karlsen, Ole Bjørn; Løvvik, Ole Martin; Hansen, Vidar; Finstad, Terje; Taftø, Johan

(2009)

An overview of our basic and applied thermoelectric research activity.

Annual scientific meeting of the Condensed matter and atomic physics division of the Norwegian Physical Society;

2009-06-15.

Bording, Jan Kåre; Hansen, Vidar

(2009)

Improved thermoelectric materials through nanostructuring: implications for energy savings.

Nanomat;

2009-06-15 - 2009-06-19.

Hansen, Vidar; Oddsen, Ingunn Cecilie; Kverneland, Atle; Larsen, Helge Bøvik; Pattison, Philip; Thorkildsen, Gunnar; Gjønnes, Jon

(2009)

Diffuse scattering from zones and particles in the Al-Zn-Mg alloy system.

SNBL/ESRF Workshop on Diffuse Scattering;

2009-06-25 - 2009-06-26.

Oddsen, Ingunn Cecilie; Hansen, Vidar; Kverneland, Atle; Gjønnes, Jon

(2008)

Phase transition in age-hardening Al-Zn-Mg alloys.

Scandinavian Electron Microscopy Society conference (SCANDEM);

2008-06-02 - 2008-06-04.

Hansen, Vidar; Kverneland, Atle; Li, X.Z.; Thorkildsen, Gunnar; Larsen, Helge Bøvik; Gjønnes, Jon

(2008)

Elektronmikroskopi og synkrotronrøntgen diffraksjonsstudier av transformasjoner og strukturer i 7xxx-legeringer.

29. Metallurgiske Sommermøtet;

2008-05-21 - 2008-05-22.

Hansen, Vidar; Kverneland, Atle; Thorkildsen, Gunnar; Larsen, Helge Bøvik; Vincent, Roger; Gjønnes, Jon

(2007)

Structure analysis of the n'-precipitate in Al-Zn-Mg alloys by the precession technique in electron diffraction and synchrotron radiation.

19Th Nordic Structural Chemistry Meeting;

2007-01-08 - 2007-01-11.

Hansen, Vidar; Kverneland, Atle; Thorkildsen, Gunnar; Larsen, Helge Bøvik; Pattison, Philip; Gilmore, Cristopher; Vincent, Roger; Gjønnes, Jon

(2006)

Structure determination of nanosized semi-coherent Al-Mg-Zn precipitates by precession electron diffraction and synchrotron X-ray diffraction.

23rd European crystallographic Meeting;

2006-08-06 - 2006-08-11.

Hansen, Vidar; Kverneland, Atle; Larsen, Helge Bøvik; Pattison, Philip; Vincent, Roger; Gjønnes, Jon

(2005)

Structure Determination of Embedded Precipitates by Precession Electron Diffraction and Synchrotron Radiation: A Comparison.

XX Congress of the International Union of Crystallography;

2005-08-23 - 2005-08-31.

Kverneland, Atle; Hansen, Vidar; Vincent, Roger; Gjønnes, Jon

(2004)

Strukturmodeller for herdefasen etta merket-MgZn i 7xxx legeringer.

Norsk Metallurgisk Selskap Det 27. Sommermøte;

2004-05-05 - 2004-06-05.

Hansen, Vidar; Kverneland, Atle; Vincent, Roger; Li, X.Z.; Stiller, Krystyna; Gjønnes, Jon

(2004)

Precession electron diffraction, high-resolution microscopy and atom probe analysis of nano-sized precipitates in Al-Zn-Mg industrial alloys.

22nd European Crystallographic Meeting;

2004-08-26 - 2004-08-31.

Hansen, Vidar

(2004)

Elektronmikroskopi ved HIS; Utrustning og aktiviteter.

Seminar i Naturvitenskap;

2004-03-11.

Knutsen, Turid; Hansen, Vidar; Håkansson, B; Gunnæs, Anette; Jørgensen, Sissel; Våland, Torstein; Taftø, Johan

(2003)

A Study of Amorphous and Crystalline Ni78Si8B14.

SCANDEM 2003;

2003-06-10 - 2003-06-13.

Hansen, Vidar; Kverneland, Atle; Li, X.Z; Stiller, Krystyna; Vincent, Roger; Gjønnes, Kjersti; Gjønnes, Jon

(2003)

Crystal structures along the transformation path during age hardening in Al-Zn-Mg alloys by high resolution electron microscopy, precession electron diffraction and atom probe analysis.

SCANDEM 2003;

2003-06-10 - 2003-06-13.

Kverneland, Atle; Gjønnes, Jon; Hansen, Vidar; Vincent, Roger

(2003)

Structure solution of the hardening n'-precipitate in Al-Mg-Zn alloys by the precession technique in electron diffraction.

21st EUROPEAN Crystallographic Meeting;

2003-08-24 - 2003-08-29.

Hansen, Vidar

(2003)

Fast stoff reaksjoner i aluminium, en norsk gullgruve.

Åpen fagdag, Høgskolen i Stavanger;

2003-11-26.

Kverneland, Atle; Hansen, Vidar; Gjønnes, Jon; Vincent, Roger

(2003)

Structure solution of the hardening etta prime precipitate in Al-Zn-Mg alloys by the precession technique in electron diffraction.

21st European crystallographic meeting;

2003-08-24 - 2003-08-29.

Hansen, Vidar; Larsen, Helge Bøvik

(2002)

Metallenes indre liv.

utenTitteltekst;

2002-11-28.

Hansen, Vidar; Stiller, Krystyna; Waterloo, Grethe; Gjønnes, Jon

(2002)

Structures and Transformations During Artificial Aging of an Industrial 7xxx-Series Al-Zn-Mg-Zr Alloy.

Konferanse 8th international conference aluminium alloys;

2002-07-02 - 2002-07-05.

Gao, Robert Qiang; Stiller, Krystyna; Hansen, Vidar; Oskarsson, Anders; Danoix, Frederic

(2002)

Influence of Aging Conditions on the Microstructure and Tensile Strenght of Aluminium Alloy 6063.

Konfaranse, 8th. International Conference Aluminium Alloys;

2002-07-02 - 2002-07-05.

Gjønnes, Jon; Hansen, Vidar; Li, X.Z

(2002)

The collection of electron intensity data and its use in structure determination.

Microscopy and Microanalysis 2002;

2002-08-04 - 2002-08-08.

Sørbrøden, Erik; Hansen, Vidar; Olsen, Arne; Holme, Børge; Taftø, Johan

(2002)

Imaging of hardening particles in an Al-Mg-Zn alloy using plasmon electron energy losses.

The 54.st annual meeting the scandinavian society for electron microscopy;

2002-06-12 - 2002-06-15.

Hansen, Vidar

(2002)

Tid-temperatur transformasjoner i 7xxx-aluminiumslegeringer.

Norsk Metallurgisk Sommermøte 2002;

2002-05-23 - 2002-05-24.

Hansen, Vidar

(2001)

Strukturer og fasetransformasjoner i utherdbare industrilegeringer.

Fysikkermøte 2000;

Solberg, Jan Ketil; Hansen, Vidar

(2001)

Innføring i transmisjon elektronmikroskopi.

Hansen, Vidar

(2001)

Zones and Age Hardening Particles in the 7xxx-Alloy System.

Seminar: "Application of TEM in Materials Science";

2001-03-15.

Kunstnerisk produksjon

Hjuler, Morten Leth; Hansen, Vidar

(2005)

Characterization and distribution of different silica and clay phases in outcrop chalk.