Witold Chromiński
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View article: Nanoscale ductility in <i>c</i> ‐plane Al <sub>2</sub> O <sub>3</sub> : Dislocation and twinning mechanisms via nanoindentation and molecular dynamics
Nanoscale ductility in <i>c</i> ‐plane Al <sub>2</sub> O <sub>3</sub> : Dislocation and twinning mechanisms via nanoindentation and molecular dynamics Open
Brittle oxides, such as α‐Al 2 O 3 , i.e., sapphire, are traditionally unsuitable for ductile applications, yet exhibit enhanced plasticity at nanoscale. This study explores the mechanical behavior of c ‐plane‐oriented, dislocation‐free mo…
View article: Binder-free electrode based on Zn-doped Ni3S2 vertically grown 2-dimensional nanostructures on Ni foam with boosted electrochemical performance for energy storage applications
Binder-free electrode based on Zn-doped Ni3S2 vertically grown 2-dimensional nanostructures on Ni foam with boosted electrochemical performance for energy storage applications Open
Transition metal sulfides have drawn a lot of interest in the field of electrochemical energy storage. However, their performance is hampered due to the stacking faults during the electrode fabrication. In this study, we report the Zn-dope…
View article: Micromechanical Characterization of 10 MeV High-Energy Fe+ Ion-Irradiated NiTi SMA in Two-Direction Nanoindentation Tests
Micromechanical Characterization of 10 MeV High-Energy Fe+ Ion-Irradiated NiTi SMA in Two-Direction Nanoindentation Tests Open
The objective of the present study is to investigate the hardening behavior, superelastic recovery, and structural properties of NiTi Shape Memory Alloy (SMA) after 10 MeV high-energy Fe + ion irradiation to damage levels of 1.2 and 6.0 d.…
View article: NbN-based Josephson junctions grown by plasma-assisted molecular beam epitaxy
NbN-based Josephson junctions grown by plasma-assisted molecular beam epitaxy Open
Improved process for the growth of NbN by plasma-assisted molecular beam epitaxy (PAMBE) is needed for the fabrication of Josephson junctions, that are building blocks of qubits in quantum computers. Here we propose an approach to grow cub…
View article: The role of indium in precipitation processes in microalloyed AlMgSi alloy
The role of indium in precipitation processes in microalloyed AlMgSi alloy Open
This study explores how indium additions affects precipitation processes in a commercially available AlMgSi alloy. Experimental alloys were produced with a simple procedure which involves remelting of the original alloy and adding new elem…
View article: Nanostructured NiCoFeCr alloy with superior high-temperature irradiation resistance
Nanostructured NiCoFeCr alloy with superior high-temperature irradiation resistance Open
The current research utilized a unique material design of nanostructured medium-entropy alloys with numerous defect sinks, offering great potential to withstand extreme conditions in advanced nuclear reactors. Hence, this work examined oxi…
View article: Enhancing homogenous precipitation and strengthening effectiveness in AlCuMg alloy
Enhancing homogenous precipitation and strengthening effectiveness in AlCuMg alloy Open
Precipitation strengthening is one of the most effective strengthening mechanisms in metallic alloys. Its effectiveness depends on the number density of small precipitates homogenously distributed in the matrix. In this work, an attempt ha…
View article: New insights into the corrosion of orthopedic Ti-6Al-4V under cathodic polarization
New insights into the corrosion of orthopedic Ti-6Al-4V under cathodic polarization Open
Attached file contains Author Accepted Manuscript (AAM3) submitted to Corrosion Science. Corresponding Authors: 1) Agata Sotniczuk ORCID: 0000-0002-3468-0468 2) Kevin Ogle ORCID: 0000-0002-1453-7082
View article: Development of Fe‐10% (HA/<i>β</i>‐Tricalcium Phosphate) Composite via Solid‐State Manufacturing Route and Investigation of Material Properties for Biodegradable Implant Applications
Development of Fe‐10% (HA/<i>β</i>‐Tricalcium Phosphate) Composite via Solid‐State Manufacturing Route and Investigation of Material Properties for Biodegradable Implant Applications Open
Day‐by‐day biodegradable alloys and composites are getting more attention. Besides their competing material properties with traditional permanent implants, their harmless degradation in the body eliminates the need for a second surgery to …
View article: Albumin suppresses oxidation of <scp>TiNb</scp> alloy in the simulated inflammatory environment
Albumin suppresses oxidation of <span>TiNb</span> alloy in the simulated inflammatory environment Open
Literature data has shown that reactive oxygen species (ROS), generated by immune cells during post‐operative inflammation, could induce corrosion of standard Ti‐based biomaterials. For Ti 6Al 4V alloy, this process can be further acce…
View article: Cr-rich structure evolution and enhanced mechanical properties of CoCrFeNi high entropy alloys by mechanical alloying
Cr-rich structure evolution and enhanced mechanical properties of CoCrFeNi high entropy alloys by mechanical alloying Open
Mechanically-alloyed CoCrFeNi high entropy alloys (MA-HEAs) show better mechanical properties than as-cast HEAs. However, the limited amount of powder milled in one-milling cycle creates a challenge in larger-scale applications. The low ba…
View article: Metastable β-Phase Ti–Nb Alloys Fabricated by Powder Metallurgy: Effect of Nb on Superelasticity and Deformation Behavior
Metastable β-Phase Ti–Nb Alloys Fabricated by Powder Metallurgy: Effect of Nb on Superelasticity and Deformation Behavior Open
The data is arranged into 3 folders: 1. SEM folder, which contains the raw SEM images of the microstructure of the materials, fracture surfaces, EDS elemental maps and EBSD analysis 2. TEM folder, which contains the raw TEM images of the s…
View article: Metastable β-Phase Ti–Nb Alloys Fabricated by Powder Metallurgy: Effect of Nb on Superelasticity and Deformation Behavior
Metastable β-Phase Ti–Nb Alloys Fabricated by Powder Metallurgy: Effect of Nb on Superelasticity and Deformation Behavior Open
The data is arranged into 3 folders: 1. SEM folder, which contains the raw SEM images of the microstructure of the materials, fracture surfaces, EDS elemental maps and EBSD analysis 2. TEM folder, which contains the raw TEM images of the s…
View article: The microstructure and He+ ion irradiation behavior of novel low-activation W-Ta-Cr-V refractory high entropy alloy for nuclear applications
The microstructure and He+ ion irradiation behavior of novel low-activation W-Ta-Cr-V refractory high entropy alloy for nuclear applications Open
The data is arranged into 2 folders: 1. SEM folder, which contains the raw SEM images of the surface morphology of the investigated material and the results of transmission Kikuchi diffraction (TKD). 2. TEM folder, which contains the raw T…
View article: The microstructure and He+ ion irradiation behavior of novel low-activation W-Ta-Cr-V refractory high entropy alloy for nuclear applications
The microstructure and He+ ion irradiation behavior of novel low-activation W-Ta-Cr-V refractory high entropy alloy for nuclear applications Open
The data is arranged into 2 folders: 1. SEM folder, which contains the raw SEM images of the surface morphology of the investigated material and the results of transmission Kikuchi diffraction (TKD). 2. TEM folder, which contains the raw T…
View article: The microstructure and He+ ion irradiation behavior of novel low-activation W-Ta-Cr-V refractory high entropy alloy for nuclear applications
The microstructure and He+ ion irradiation behavior of novel low-activation W-Ta-Cr-V refractory high entropy alloy for nuclear applications Open
The data is arranged into 2 folders: 1. SEM folder, which contains the raw SEM images of the surface morphology of the investigated material and the results of transmission Kikuchi diffraction (TKD). 2. TEM folder, which contains the raw T…
View article: Microstructure and phase investigation of FeCrAl-Y2O3 ODS steels with different Ti and V contents
Microstructure and phase investigation of FeCrAl-Y2O3 ODS steels with different Ti and V contents Open
Description of data: The data set consists of seven main folders. The data is divided into folders based on the technique used to obtain the data. 1. XRD The XRD folder consists of two subfolders: · XRD of powder: raw data from diffractome…
View article: Microstructure and phase investigation of FeCrAl-Y2O3 ODS steels with different Ti and V contents
Microstructure and phase investigation of FeCrAl-Y2O3 ODS steels with different Ti and V contents Open
Description of data: The data set consists of seven main folders. The data is divided into folders based on the technique used to obtain the data. 1. XRD The XRD folder consists of two subfolders: · XRD of powder: raw data from diffractome…
View article: Microstructure and phase investigation of FeCrAl-Y2O3 ODS steels with different Ti and V contents
Microstructure and phase investigation of FeCrAl-Y2O3 ODS steels with different Ti and V contents Open
Description of data: The data set consists of seven main folders. The data is divided into folders based on the technique used to obtain the data. 1. XRD The XRD folder consists of two subfolders: · XRD of powder: raw data from diffractome…
View article: Metastable β-Phase Ti–Nb Alloys Fabricated by Powder Metallurgy: Effect of Nb on Superelasticity and Deformation Behavior
Metastable β-Phase Ti–Nb Alloys Fabricated by Powder Metallurgy: Effect of Nb on Superelasticity and Deformation Behavior Open
This study investigates the effect of Nb concentration on the mechanical properties, superelasticity, as well as deformation behavior of metastable β -phase Ti–Nb alloys produced via powder metallurgy. The alloys were fabricated through me…
View article: Bridgman-Grown (Cd,Mn)Te and (Cd,Mn)(Te,Se): A Comparison of Suitability for X and Gamma Detectors
Bridgman-Grown (Cd,Mn)Te and (Cd,Mn)(Te,Se): A Comparison of Suitability for X and Gamma Detectors Open
This study explores the suitability of (Cd,Mn)Te and (Cd,Mn)(Te,Se) as room-temperature X-ray and gamma-ray detector materials, grown using the Bridgman method. The investigation compares their crystal structure, mechanical and optical pro…