Stjepko Fazinić
YOU?
Author Swipe
View article: The influence of multiple ionization and chemical effects on magnesium Kα X-ray spectra in high-resolution proton and alpha PIXE measurements
The influence of multiple ionization and chemical effects on magnesium Kα X-ray spectra in high-resolution proton and alpha PIXE measurements Open
High-resolution wavelength-dispersive (WD) X-ray emission spectra of the Mg Kα band were measured for metallic Mg and selected Mg compounds under excitation with 2–3 MeV proton (H) and 1.5–5 MeV alpha (He) ion beams.
View article: Characterisation of irradiation damage in Fe–3Cr and Fe–5Cr: A study on the effects of chromium content and temperature
Characterisation of irradiation damage in Fe–3Cr and Fe–5Cr: A study on the effects of chromium content and temperature Open
Fe-Cr binary alloys serve as simplified model systems to study irradiation damage relevant to fusion structural materials. Here, Fe-3%Cr and Fe-5%Cr samples were irradiated with 4 MeV Fe ions under a dose rate of 4x10^5 dpa/s across a line…
View article: Efficiency of the formation of acid-resistant Calcium-oxalate layers on limestone
Efficiency of the formation of acid-resistant Calcium-oxalate layers on limestone Open
Scientific background: Carbonate-based stone monuments and buildings are susceptible to weathering in acidic environments. To combat surface corrosion and slow down material deterioration, protective coatings that inhibit calcite dissoluti…
View article: Efficiency of the formation of acid-resistant Calcium-oxalate layers on limestone
Efficiency of the formation of acid-resistant Calcium-oxalate layers on limestone Open
Scientific background: Carbonate-based stone monuments and buildings are susceptible to weathering in acidic environments. To combat surface corrosion and slow down material deterioration, protective coatings that inhibit calcite dissoluti…
View article: Upgrade of the RBI-AF infrastructure for detector characterisation, SEE, micro hardness testing
Upgrade of the RBI-AF infrastructure for detector characterisation, SEE, micro hardness testing Open
This document is related to the implementation of Task 4.2 ‘Micro-beam upgrade at RBI Accelerator Facility’. The aim is to upgrade the two existing ion micro-beam stations by providing a precise motorized positioning system with the beam c…
View article: Development of the Dual-Beam Ion Irradiation Facility for Fusion Materials (DiFU)
Development of the Dual-Beam Ion Irradiation Facility for Fusion Materials (DiFU) Open
The Dual-beam ion irradiation facility for Fusion materials (DiFU) has been developed and installed at the Ruđer Bošković Institute with the purpose to perform irradiation of samples of fusion materials by one or two ion beams. Ion beams a…
View article: Dust Monitors in JET with ITER-like Wall for Diagnosis of Mobilized Particles and Co-Deposited Layers
Dust Monitors in JET with ITER-like Wall for Diagnosis of Mobilized Particles and Co-Deposited Layers Open
Silicon plates were installed above the inner and outer divertor of the JET with the ITER-like wall (ILW) after the second and third ILW campaigns to monitor dust generation and deposition with the aim to determine the morphology and conte…
View article: Fuel retention and carbon deposition on beryllium marker tiles from JET tokamak main chamber limiters investigated by ion beam analysis
Fuel retention and carbon deposition on beryllium marker tiles from JET tokamak main chamber limiters investigated by ion beam analysis Open
The JET tokamak with the ITER-like wall is operated with arrays of castellated beryllium (Be) limiters in the main chamber. In several locations Be marker tiles were installed for erosion-deposition studies. The castellation sides and the …
View article: Differential Cross-section Measurements for <sup>3</sup>He Elastic Scattering on <sup>16</sup>O and <sup>27</sup>Al
Differential Cross-section Measurements for <sup>3</sup>He Elastic Scattering on <sup>16</sup>O and <sup>27</sup>Al Open
In the present work measurements to determine the differential cross section values for the elastic scattering of 3 He on 16 O and 27 Al were carried out at the Ruđer Bošković Institute (RBI) Tandem Accelerator Facility in Zagreb, Croatia,…
View article: High-Energy Heavy Ion Irradiation of Al2O3, MgO and CaF2
High-Energy Heavy Ion Irradiation of Al2O3, MgO and CaF2 Open
High-energy heavy ion irradiation can produce permanent damage in the target material if the density of deposited energy surpasses a material-dependent threshold value. It is known that this threshold can be lowered in the vicinity of the …
View article: Understanding Strain And Irradiation Segregation In Fusion Materials
Understanding Strain And Irradiation Segregation In Fusion Materials Open
An abstract is not available for this content so a preview has been provided. As you have access to this content, a full PDF is available via the ‘Save PDF’ action button.
View article: Investigation of Ion Irradiation Effects in Silicon and Graphite Produced by 23 MeV I Beam
Investigation of Ion Irradiation Effects in Silicon and Graphite Produced by 23 MeV I Beam Open
Both silicon and graphite are radiation hard materials with respect to swift heavy ions like fission fragments and cosmic rays. Recrystallisation is considered to be the main mechanism of prompt damage anneal in these two materials, result…
View article: Protection of Stone Monuments Using a Brushing Treatment with Ammonium Oxalate
Protection of Stone Monuments Using a Brushing Treatment with Ammonium Oxalate Open
Stone monuments and buildings are susceptible to weathering. Carbonate-based stones are especially vulnerable in acidic environments, whereas magmatic acidic stones are more susceptible to chemical weathering in basic environments. To slow…
View article: Multivariate analysis of PIXE + XRF and PIXE spectral images
Multivariate analysis of PIXE + XRF and PIXE spectral images Open
Multivariate t-SNE analysis enables pixel identification with similar X-ray spectra for layer thickness determination and calculation of elemental concentrations.
View article: Micro-analyses of dust particles generated in the JET tokamak with the ITER-like wall
Micro-analyses of dust particles generated in the JET tokamak with the ITER-like wall Open
Dust generated in JET with the ITER-like wall (ILW) was collected from the divertor by vacuum cleaning and examined with ion and electron beam methods. From totally 1 g retrieved after the third ILW campaign (2015–2016) a number of specime…
View article: Polaronic Conductivity in Iron Phosphate Glasses Containing B2O3
Polaronic Conductivity in Iron Phosphate Glasses Containing B2O3 Open
We report on the electrical properties of glasses with nominal composition xB2O3–(100 − x)[40Fe2O3–60P2O5],x = 2–20, mol.%. The conduction transport in these glasses is polaronic and shows a strong dependence on Fe2O3 content and polaron n…
View article: Mechanisms of surface nanostructuring of Al2O3 and MgO by grazing\n incidence irradiation with swift heavy ions
Mechanisms of surface nanostructuring of Al2O3 and MgO by grazing\n incidence irradiation with swift heavy ions Open
We experimentally discovered that Al2O3 and MgO exhibit well-pronounced\nnanometric modifications on the surfaces when irradiated under grazing\nincidence with 23 MeV I beam, in contrast to normal incidence irradiation with\nthe same ion b…
View article: Shape Deformation in Ion Beam Irradiated Colloidal Monolayers: An AFM Investigation
Shape Deformation in Ion Beam Irradiated Colloidal Monolayers: An AFM Investigation Open
Self-assembly of colloidal monolayers represents a prominent approach to the fabrication of nanostructures. The modification of the shape of colloidal particles is essential in order to enrich the variety of attainable patterns which would…
View article: Shape deformation in ion beam irradiated colloidal monolayers: An AFM investigation
Shape deformation in ion beam irradiated colloidal monolayers: An AFM investigation Open
Self-assembly of colloidal monolayers represents a prominent approach to the fabrication of nanostructures. The modification of the shape of colloidal particles is essential in order to enrich the variety of attainable patterns which would…
View article: Ion beam analysis of fusion plasma-facing materials and components: facilities and research challenges
Ion beam analysis of fusion plasma-facing materials and components: facilities and research challenges Open
Following the IAEA Technical Meeting on 'Advanced Methodologies for the Analysis of Materials in Energy Applications Using Ion Beam Accelerators', this paper reviews the current status of ion beam analysis (IBA) techniques and some aspects…
View article: Exploitation of thermal gradients for investigation of irradiation temperature effects with charged particles
Exploitation of thermal gradients for investigation of irradiation temperature effects with charged particles Open
The effects of radiation damage on materials are strongly dependant on temperature, making it arguably the most significant parameter of concern in nuclear engineering. Owing to the challenges and expense of irradiating and testing materia…
View article: Raman mapping of 4‐MeV C and Si channeling implantation of 6H‐SiC
Raman mapping of 4‐MeV C and Si channeling implantation of 6H‐SiC Open
A 6H‐SiC single crystal implanted in channeling mode by 4‐MeV C +3 and Si +3 ions at various doping levels has been examined by scanning electron microscopy (SEM) and micro‐Raman spectroscopy in order to study the lattice distortions infli…
View article: A benchmarking procedure for PIGE related differential cross-sections
A benchmarking procedure for PIGE related differential cross-sections Open
The application of standard-less PIGE requires the a priori knowledge of the differential cross section of the reaction used for the quantification of each detected light element. Towards this end, a lot of datasets have been published the…
View article: Ion Microbeam Analyses of Dust Particles and Codeposits from JET with the ITER-Like Wall
Ion Microbeam Analyses of Dust Particles and Codeposits from JET with the ITER-Like Wall Open
Generation of metal dust in the JET tokamak with the ITER-like wall (ILW) is a topic of vital interest to next-step fusion devices because of safety issues with plasma operation. Simultaneous Nuclear Reaction Analysis (NRA) and Particle-In…