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2020
1 Feng, Shikang; Liotti, Enzo; Lui, Andrew; Wilson, Matthew D.; Connolley, Thomas; Mathiesen, Ragnvald; Grant, P. S..
In-situ X-ray radiography of primary Fe-rich intermetallic compound formation. Acta Materialia 2020 ;Volum 196. s. 759-769
NTNU Untitled
 
2 Ormstrup, Jeppe; Østergaard, E.V.; Detlefs, Carsten; Mathiesen, Ragnvald; Yildirim, C; Kutsal, M; Cook, P.C.; Watier, Y.; Cosculluela, C; Simons, Hugh.
Imaging microstructural dynamics and strain fields in electro-active materials in situ with dark field x-ray microscopy. Review of Scientific Instruments 2020 ;Volum 91.
NTNU Untitled
 
3 Xu, Yijiang; Deng, Yun; Casari, Daniele; Mathiesen, Ragnvald; Li, Yanjun.
In-situ X-radiographic study of nucleation and growth behaviour of primary silicon particles during solidification of a hypereutectic Al-Si alloy. Journal of Alloys and Compounds 2020 ;Volum 832. s. -
NTNU Untitled
 
4 Xu, Yijiang; Deng, Yun; Casari, Daniele; Mathiesen, Ragnvald; Liu, Xiangfa; Li, Yanjun.
Revealing the nucleation kinetics of primary Si particles in hypereutectic Al-Si alloys under the influence of P inoculation. Journal of Materials Science 2020 ;Volum 55.(32) s. 15621-15635
NTNU Untitled
 
2019
5 Falch, Ken Vidar; Detlefs, Carsten; Christensen, Magnus Sebastian; Paganin, David; Mathiesen, Ragnvald.
Experimental investigation of Gaussian random phase screen model for x-ray diffusers. Optics Express 2019 ;Volum 27.(15) s. 20311-20322
NTNU Untitled
 
6 Mathiesen, Ragnvald.
On the usage and tuning of beam coherence in ultra-fast high-energy X-ray transmission microscopy. International Baltic School 2019: 4th generation X-ray sources: Coherent optics and Techniques; 2019-08-26 - 2019-08-29
NTNU Untitled
 
7 Mathiesen, Ragnvald.
Real-time studies of dendritic growth in binary alloys by in-situ synchrotron X-ray imaging.. Chineese Materials Conference CMC 2019; 2019-07-10 - 2019-07-14
NTNU Untitled
 
8 Mathiesen, Ragnvald.
Recent advances in 3-4D in situ X-ray imaging of solidification dynamics and microstructure formation.. MRS Fall meeting; 2019-12-01 - 2019-12-06
NTNU Untitled
 
9 Mathiesen, Ragnvald.
X-ray imaging - towards studies of condensed matter at the mesoscale. Invitert foredrag; 2019-02-15 - 2019-02-15
NTNU Untitled
 
10 Mirihanage, Wajira; Falch, Ken Vidar; Casari, Daniele; McFadden, Shaun; Browne, David J.; Snigireva, I.; Snigirev, Anatoly; Li, Yanjun; Mathiesen, Ragnvald.
Non-steady 3D dendrite tip growth under diffusive and weakly convective conditions.. Materialia 2019 ;Volum 5. s. -
NTNU Untitled
 
11 Mürer, Fredrik Kristoffer; Chattopadhyay, Basab; Madathiparambil, Aldritt Scaria; Tekseth, Kim Robert Bjørk; Di Michiel, Marco; Mathiesen, Ragnvald; Olstad, Kristin; Lilledahl, Magnus Borstad; Breiby, Dag Werner.
Orientational imaging of bone and cartilage using small- and wide-angle X-ray scattering. Nordic Workshop on Scattering from Soft Matter (NSSM 2019); 2019-01-08 - 2019-02-09
NTNU NMBU Untitled
 
12 Mürer, Fredrik Kristoffer; Chattopadhyay, Basab; Madathiparambil, Aldritt Scaria; Tekseth, Kim Robert Bjørk; Di Michiel, Marco; Mathiesen, Ragnvald; Olstad, Kristin; Lilledahl, Magnus Borstad; Breiby, Dag Werner.
3D imaging of bone and cartilage by X-ray phase-contrast and diffraction computed tomography. NanoNetwork, 10th annual workshop; 2019-06-17 - 2019-06-19
NTNU NMBU Untitled
 
13 Mürer, Fredrik Kristoffer; Chattopadhyay, Basab; Madathiparambil, Aldritt Scaria; Tekseth, Kim Robert Bjørk; Di Michiel, Marco; Mathiesen, Ragnvald; Olstad, Kristin; Lilledahl, Magnus Borstad; Breiby, Dag Werner.
3D imaging of bone and cartilage by X-ray phase-contrast and orientational diffraction tomography. ESRF User Meeting; 2019-02-04 - 2019-02-06
NTNU NMBU Untitled
 
14 Olofsson, Jakob; Salomonsson, Kent; Dahle, Arne K.; Mathiesen, Ragnvald.
Three-dimensional study of nodule clustering and heterogeneous strain localization for tailored material properties in ductile iron. IOP Conference Series: Materials Science and Engineering 2019 ;Volum 529.(1) s. -
NTNU Untitled
 
15 Xu, Yijiang; Casari, Daniele; Mathiesen, Ragnvald; Li, Yanjun.
Revealing the Heterogeneous Nucleation and Growth Behaviour of Grains in Inoculated Aluminium Alloys During Solidification. The Minerals, Metals & Materials Series 2019 s. 1665-1675
NTNU Untitled
 
16 Zhang, Qiuyuan; Polikarpov, Maxim; Nataliya, Klimova; Larsen, Helge Bøvik; Mathiesen, Ragnvald; Emerich, Hermann; Thorkildsen, Gunnar; Snigireva, Irina; Snigirev, Anatoly.
Investigation of glitches induced by single-crystal diamond compound refractive lenses based on crystal orientation. AIP Conference Proceedings 2019 ;Volum 2054.(1) s. 1-6
NTNU UIS Untitled
 
2018
17 Aucott, Lee; Dong, Hongbiao; Mirihanage, Wajira; Atwood, Robert; Kidess, Anton; Gao, Shian; Wen, Shuwen; Marsden, John; Feng, Shuo; Tong, Mingming; Connolley, Thomas; Drakopoulos, Michael; Kleijn, Chris R.; Richardson, Ian M.; Browne, David J.; Mathiesen, Ragnvald; Atkinson, Helen V..
Revealing internal flow behaviour in arc welding and additive manufacturing of metals. Nature Communications 2018 ;Volum 9. s. -
NTNU Untitled
 
18 Falch, Ken Vidar; Detlefs, Carsten; Snigirev, Anatoly; Mathiesen, Ragnvald.
Analytical transmission cross-coefficients for pink beam X-ray microscopy based on compound refractive lenses. Ultramicroscopy 2018 ;Volum 184.(B) s. 1-7
NTNU Untitled
 
19 Falch, Ken Vidar; Lyubormiskiy, Mikhail; Casari, Daniele; Snigirev, Anatoly; Snigireva, Irina; Detlefs, Carsten; Di Michiel, Marco; Lyatun, Ivan; Mathiesen, Ragnvald.
Zernike phase contrast in high-energy x-ray transmission microscopy based on refractive optics. Ultramicroscopy 2018 ;Volum 184.(A) s. 267-273
NTNU Untitled
 
20 Mathiesen, Ragnvald.
In-situ X-ray imaging of evolving solidification microstructures. Invitert foredrag; 2018-07-16
NTNU Untitled
 
21 Mathiesen, Ragnvald.
In-situ X-ray imaging of evolving solidification microstructures. Invitert foredrag; 2018-07-17 - 2018-07-17
NTNU Untitled
 
22 Mathiesen, Ragnvald.
In-situ X-ray studies of evolving solidification microstructures. Invitert foredrag; 2018-07-13 - 2018-07-13
NTNU Untitled
 
23 Mathiesen, Ragnvald.
On the application of in-situ X-ray imaging techniques in solidification science. Invitert foredrag; 2018-07-06 - 2018-07-06
NTNU Untitled
 
24 Sund, Steinar; Breiby, Dag Werner; Mathiesen, Ragnvald.
Store ambisjoner for røntgenlaser. Aftenposten Vitenskap [Tidsskrift] 2018-01-20
NTNU Untitled
 
25 Xu, Yijiang; Casari, Daniele; Mathiesen, Ragnvald; Li, Yanjun.
Revealing the heterogeneous nucleation behavior of equiaxed grains of inoculated Al alloys during directional solidification. Acta Materialia 2018 ;Volum 149. s. 312-325
NTNU Untitled
 
26 Zha, Min; Yu, Zhi-Yuan; Qian, Feng; Wang, Huiyuan; Li, Yanjun; Mathiesen, Ragnvald; Roven, Hans Jørgen.
Achieving dispersed fine soft Bi particles and grain refinement in a hypermonotectic Al–Bi alloy by severe plastic deformation and annealing. Scripta Materialia 2018 ;Volum 155. s. 124-128
NTNU Untitled
 
27 Zhang, Qiuyuan; Larsen, Helge Bøvik; Mathiesen, Ragnvald.
Investigation of glitches induced by single-crystal diamond compound refractive lenses. Synchrotron Radiation Instrumentation (SRI 2018); 2018-06-10 - 2018-06-15
NTNU UIS Untitled
 
28 Zhang, Qiuyuan; Polikarpov, Maxim; Klimova, Nataliya; Larsen, Helge Bøvik; Mathiesen, Ragnvald; Emerich, Hermann; Snigireva, Irina; Snigirev, Anatoly.
Glitch spectroscopy of X-ray compound refractive lenses. Poster; 2018-02-05 - 2018-02-07
NTNU UIS Untitled
 
29 Zhang, Qiuyuan; Polikarpov, Maxim; Klimova, Nataliya; Larsen, Helge Bøvik; Mathiesen, Ragnvald; Emerich, Hermann; Thorkildsen, Gunnar; Snigireva, Irina; Snigirev, Anatoly.
Investigation of `glitches' in the energy spectrum induced by single-crystal diamond compound X-ray refractive lenses. Journal of Synchrotron Radiation 2018 ;Volum 26. s. 1-10
NTNU UIS Untitled
 
2017
30 Bjurenstedt, Anton; Casari, Daniele; Seifeddine, Salem; Mathiesen, Ragnvald; Dahle, Arne Kristian.
In-situ study of morphology and growth of primary alpha-Al(FeMnCr)Si intermetallics in an Al-Si alloy. Acta Materialia 2017 ;Volum 130. s. 1-9
NTNU Untitled
 
31 Browne, D. J.; Garcia-Moreno, F; Nguyen-Thi, H.; Zimmermann, G.; Kargl, F.; Mathiesen, Ragnvald; Griesche, A.; Minster, O..
Overview of In Situ X-Ray Studies of Light Alloy Solidification in Microgravity. TMS 2017; 2017-02-26 - 2017-03-02
NTNU Untitled
 
32 Browne, David J.; García-Moreno, Francisco; Nguyen-Thi, Henri; Zimmermann, Gerhard; Kargl, Florian; Mathiesen, Ragnvald; Griesche, Axel; Minster, Olivier.
Overview of in situ X-Ray studies of light alloy solidification in microgravity. The Minerals, Metals & Materials Series 2017 ;Volum Part XII. s. 581-590
NTNU Untitled
 
33 Casari, Daniele; Mirihanage, Wajira; Falch, Ken Vidar; Ringdalen, Inga Gudem; Friis, Jesper; Schmid-Fetzer, Rainer; Zhao, Dongdong; Li, Yanjun; Silikens, Wim H; Mathiesen, Ragnvald.
Morphological Transition of alpha-Mg Dendrites during Near-Isothermal Solidification of an Mg-Nd-Gd-Zn-Zr Casting Alloy.. Solidification Processing 2017 (SP17); 2017-07-25 - 2017-07-29
NTNU SINTEF Untitled
 
34 Casari, Daniele; Mirihanage, Wajira; Falch, Ken Vidar; Ringdalen, Inga Gudem; Friis, Jesper; Schmid-Fetzer, Rainer; Zhao, Dongdong; Li, Yanjun; Silikens, Wim H; Mathiesen, Ragnvald.
Morphological Transition of a-Mg Dendrites During Near-Isothermal Solidification of a Mg–Nd–Gd–Zn–Zr Casting Alloy. TMS 2017; 2017-02-26 - 2017-03-02
NTNU SINTEF Untitled
 
35 Casari, Daniele; Mirihanage, Wajira; Falch, Ken Vidar; Ringdalen, Inga Gudem; Friis, Jesper; Schmid-Fetzer, Rainer; Zhao, Dongdong; Li, Yanjun; Sillekens, Wim H.; Mathiesen, Ragnvald.
Morphological transition of α-Mg dendrites during near-isothermal solidification of a Mg-Nd-Gd-Zn-Zr casting alloy. The Minerals, Metals & Materials Series 2017 ;Volum Part F8. s. 591-596
NTNU SINTEF Untitled
 
36 Falch, Ken Vidar; Casari, Daniele; Di Michiel, Marco; Detlefs, Carsten; Snigirev, Anatoly; Snigireva, Irina; Honkimäki, Veijo; Mathiesen, Ragnvald.
In situ hard X-ray transmission microscopy for material science. Journal of Materials Science 2017 ;Volum 52.(6) s. 3497-3507
NTNU Untitled
 
37 Falch, Ken Vidar.
High-energy X-ray transmission microscopy based on compound refractive lenses. Trondheim: NTNU 2017 (ISBN 978-82-326-2320-4) ;Volum 2017.128 s. Doktoravhandlinger ved NTNU(124)
NTNU Untitled
 
38 Falch, Ken Vidar; Mathiesen, Ragnvald.
Zernike Phase Contrast for Hard X-ray Transmission Microscopy. TMS2017; 2017-02-26 - 2017-03-02
NTNU Untitled
 
39 Jia, Hailong; Bjørge, Ruben; Marthinsen, Knut; Mathiesen, Ragnvald; Li, Yanjun.
Soft particles assisted grain refinement and strengthening of an Al-Bi-Zn alloy subjected to ECAP. Materials Science & Engineering: A 2017 ;Volum 703. s. 304-313
NTNU SINTEF Untitled
 
40 Mathiesen, Ragnvald.
Hard X-ray Transmission Microscopy. Swiss-Norwegian Workshop on Synchrotron and FEL-based Research; 2017-06-06 - 2017-06-07
NTNU Untitled
 
41 Mathiesen, Ragnvald.
Hard X-ray Transmission Microscopy (HXTM). SINTEF MC group seminar, Material physics; 2017-10-19 - 2017-10-19
NTNU Untitled
 
42 Mathiesen, Ragnvald; Idsø, Øyvind.
Denne drypper nesten aldri. Hver gang den gjør det, jubler forskerne.. Dagbladet [Avis] 2017-05-17
NTNU Untitled
 
43 Mirihanage, Wajira; Casari, Daniele; Falch, Ken Vidar; Mathiesen, Ragnvald.
Examining Columnar Dendritic Growth under Dynamic Solute Concentration Level Variations.. Solidification Processing 2017 (SP17); 2017-07-25 - 2017-07-29
NTNU Untitled
 
44 Nguyen-Thi, Henri; Browne, David J.; Zimmermann, Gerhard; Reinhart, Guillaume; Murphy, Andrew G; Salloum-Abou-Jaoudé, Georges; Abou-Khalil, L; Mathiesen, Ragnvald; Silikens, Wim H.
Overivew of In Situ X-ray Studies of Metal Alloy Solidification in Microgravity Conditions - The XRMON Project.. Solidification Processing 2017 (SP17); 2017-07-25 - 2017-07-29
NTNU Untitled
 
45 Xu, Yijiang; Casari, Daniele; Du, Qiang; Mathiesen, Ragnvald; Arnberg, Lars; Li, Yanjun.
Heterogeneous nucleation and grain growth of inoculated aluminium alloys: An integrated study by in-situ X-radiography and numerical modelling. Acta Materialia 2017 ;Volum 140. s. 224-239
NTNU SINTEF Untitled
 
46 Xu, Yijiang; Casari, Daniele; Mathiesen, Ragnvald; Liu, X.F.; Li, Yanjun.
Nucleation and Growth of Primary Si during Solidification of Hypereutectic Al-Si Alloys: A Combined in situ X-radiography and ex situ TP-1 Type Test. Solidification Processing 2017 (SP17); 2017-07-25 - 2017-07-28
NTNU Untitled
 
2016
47 Casari, Daniele; Mirihanage, Wajira; Falch, Ken Vidar; Ringdalen, Inga Gudem; Friis, Jesper; Schmid-Fetzer, Rainer; Zhao, Dongdong; Li, Yanjun; Sillekens, Wim H.; Mathiesen, Ragnvald.
α-Mg primary phase formation and dendritic morphology transition in solidification of a Mg-Nd-Gd-Zn-Zr casting alloy. Acta Materialia 2016 ;Volum 116. s. 177-187
NTNU SINTEF Untitled
 
48 Falch, Ken Vidar; Detlefs, Carsten; Di Michiel, Marco; Snigireva, Irina; Snigirev, Anatoly; Mathiesen, Ragnvald.
Correcting lateral chromatic aberrations in non-monochromatic X-ray microscopy. Applied Physics Letters 2016 ;Volum 109.(5) s. -
NTNU Untitled
 
49 Falch, Ken Vidar; Mathiesen, Ragnvald.
Polychromatic synchrotron radiation x-ray microscopy. SCANDEM; 2016-06-07 - 2016-06-10
NTNU Untitled
 
50 Mathiesen, Ragnvald.
Det europeiske superrøntgenanlegget ESRF under oppgradering. Fra Fysikkens Verden 2016 ;Volum 78. s. 43-48
NTNU Untitled
 
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