K. Fronc
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View article: Up-Converting Luminescent Nanoparticles as Probes of Surface Dynamics in Single Evaporating Microdroplets of Suspension
Up-Converting Luminescent Nanoparticles as Probes of Surface Dynamics in Single Evaporating Microdroplets of Suspension Open
We have investigated the optically measurable properties of single evaporating microdroplets of suspensions containing up-converting luminescent nanoparticles (Gd2O3:Er3+), levitated in a linear electrodynamic trap. These microdroplets ser…
View article: Corrigendum to “Structural pathways for ultrafast melting of optically excited thin polycrystalline Palladium films” [Acta Materialia, 276 (2024) 120043]
Corrigendum to “Structural pathways for ultrafast melting of optically excited thin polycrystalline Palladium films” [Acta Materialia, 276 (2024) 120043] Open
The authors regret to report that an error was discovered on page 9 of the manuscript in an equation defining the normalized centrosymmetry parameter (nCSP). The correct form of the equation is: [Formula presneted] Please note that the cor…
View article: Hybrid upconverting/paramagnetic Fe3O4/Gd2O3:Er3+, Yb3+, Mg2+, Nd3+ nanoparticles – synthesis, characterization and biological applications
Hybrid upconverting/paramagnetic Fe3O4/Gd2O3:Er3+, Yb3+, Mg2+, Nd3+ nanoparticles – synthesis, characterization and biological applications Open
The goals of this work are to design and develop a technology for fabrication and study of multifunctional properties of core/shell nanoparticles (NPs) as magnetic/luminescent markers. The new hybrid core/shell Fe3O4/Gd2O3:1% Er3+, 18% Yb3…
View article: Temperature Dependence of Spin Pumping in Ni81Fe19/NbN Bilayer Thin Films
Temperature Dependence of Spin Pumping in Ni81Fe19/NbN Bilayer Thin Films Open
We present a comprehensive study of broadband spin pumping utilizing the inverse spin Hall effect phenomena in bilayer samples comprising Ni81Fe19 (15 nm) and NbN (with NbN thickness varying from 20 nm to 140 nm), conducted over a temperat…
View article: Structural pathways for ultrafast melting of optically excited thin polycrystalline Palladium films
Structural pathways for ultrafast melting of optically excited thin polycrystalline Palladium films Open
Due to its extremely short timescale, the non-equilibrium melting of metals is exceptionally difficult to probe experimentally. The knowledge of melting mechanisms is thus based mainly on the results of theoretical predictions. This work r…
View article: Carbon Oxide Decomposition as a Novel Technique for Ultrahigh Quality ZnO Nanowire Crystallization
Carbon Oxide Decomposition as a Novel Technique for Ultrahigh Quality ZnO Nanowire Crystallization Open
We present a carbon oxide decomposition (COD) method of growing ZnO nanowires (NWs). The “ordinary” carbothermal process of ZnO NW production involves a reduction of ZnO by carbon to the Zn vapor form and the subsequent reaction of the Zn …
View article: ZnO Nanowires Grown on Al2O3-ZnAl2O4 Nanostructure Using Solid-Vapor Mechanism
ZnO Nanowires Grown on Al2O3-ZnAl2O4 Nanostructure Using Solid-Vapor Mechanism Open
We present Al2O3-ZnAl2O4-ZnO nanostructure, which could be a prominent\ncandidate for optoelectronics, mechanical and sensing applications. While ZnO\nand ZnAl2O4 composites are mostly synthesized by sol-gel technique, we propose\na solid-…
View article: Devitrification of thin film Cu–Zr metallic glass via ultrashort pulsed laser annealing
Devitrification of thin film Cu–Zr metallic glass via ultrashort pulsed laser annealing Open
In this work we report on an ultrashort pulsed laser annealing-driven devitrification of thin film Cu67Zr33 metallic glass characterized by micro-beam X-ray diffraction and electron microscopy techniques. The essential feature of ultrashor…
View article: Synthesis and characterization of Gd<sub>2</sub>O<sub>3</sub>: Er<sup>3+</sup>, Yb<sup>3+</sup> doped with Mg<sup>2+</sup>, Li<sup>+</sup> ions—effect on the photoluminescence and biological applications
Synthesis and characterization of Gd<sub>2</sub>O<sub>3</sub>: Er<sup>3+</sup>, Yb<sup>3+</sup> doped with Mg<sup>2+</sup>, Li<sup>+</sup> ions—effect on the photoluminescence and biological applications Open
Gd 2 O 3 :1% Er 3+ , 18% Yb 3+ , x % Mg 2+ ( x = 0; 2.5; 4; 5; 6; 8;10; 20; 25; 50) and Gd 2 O 3 :1% Er 3+ , 18% Yb 3+ , 2,5% Mg 2+ , y % Li + ( y = 0.5–2.5) nanoparticles were synthesized by homogenous precipitation method and calcined at…
View article: The ROS-generating photosensitizer-free NaYF<sub>4</sub>:Yb,Tm@SiO<sub>2</sub> upconverting nanoparticles for photodynamic therapy application
The ROS-generating photosensitizer-free NaYF<sub>4</sub>:Yb,Tm@SiO<sub>2</sub> upconverting nanoparticles for photodynamic therapy application Open
In this work we adapt rare-earth-ion-doped NaYF 4 nanoparticles coated with a silicon oxide shell (NaYF 4 :20%Yb,0.2%Tm@SiO 2 ) for biological and medical applications (for example, imaging of cancer cells and therapy at the nano level). T…
View article: Yttrium-Doped Iron Oxide Nanoparticles for Magnetic Hyperthermia Applications
Yttrium-Doped Iron Oxide Nanoparticles for Magnetic Hyperthermia Applications Open
Magnetic nanoparticles of Fe3O4 doped by different amounts of Y3+ (0, 0.1, 1, and 10%) ions were designed to obtain maximum heating efficiency in magnetic hyperthermia for cancer treatment. Single-phase formation was evident by X-ray diffr…
View article: Structural, optical and magnetic properties of Y<sub>3−0.02−x</sub>Er<sub>0.02</sub>Yb <sub>x</sub> Al<sub>5</sub>O<sub>12</sub> (0 < x < 0.20) nanocrystals: effect of Yb content
Structural, optical and magnetic properties of Y<sub>3−0.02−x</sub>Er<sub>0.02</sub>Yb <sub>x</sub> Al<sub>5</sub>O<sub>12</sub> (0 < x < 0.20) nanocrystals: effect of Yb content Open
The paramagnetic Y 3−0.02− x Er 0.02 Yb x Al 5 O 12 ( x = 0.02, 0.06, 0.10, 0.12, 0.18, 0.20) nanocrystals (NCs) were synthesized by the microwave-induced solution combustion method. The XRD, TEM and SEM techniques were applied to determin…
View article: Photoluminescence and Thermoluminescence of the Oxygen-Deficient YAG, YAP, and YAM Phosphors
Photoluminescence and Thermoluminescence of the Oxygen-Deficient YAG, YAP, and YAM Phosphors Open
Photoluminescence and thermoluminescence of the oxygen-deficient Y3Al5O12 (YAG), YAlO3 (YAP) and Y4Al2O9 (YAM) ceramics has been studied.Corresponding ceramic samples prepared by the same way however in oxidizing conditions (in air) were s…
View article: Upconversion fluorescence imaging of HeLa cells using ROS generating SiO<sub>2</sub>-coated lanthanide-doped NaYF<sub>4</sub> nanoconstructs
Upconversion fluorescence imaging of HeLa cells using ROS generating SiO<sub>2</sub>-coated lanthanide-doped NaYF<sub>4</sub> nanoconstructs Open
Multicolor upconversion of SiO2-coated nanoparticles using for cells imaging and reactive oxygen species generation.
View article: Mammalian cell defence mechanisms against the cytotoxicity of NaYF<sub>4</sub>:(Er,Yb,Gd) nanoparticles
Mammalian cell defence mechanisms against the cytotoxicity of NaYF<sub>4</sub>:(Er,Yb,Gd) nanoparticles Open
Co-localization of UCNPs within cell organelles is shown.
View article: Molecularly imprinted polymer based extended-gate field-effect transistor chemosensors for phenylalanine enantioselective sensing
Molecularly imprinted polymer based extended-gate field-effect transistor chemosensors for phenylalanine enantioselective sensing Open
Chemosensing systems were devised for the enantioselective determination ofd- andl-phenylalanine (d- andl-Phe).