Zsolt E. Horváth
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View article: Photoassisted Chemical Transformation of Cu <sub>2</sub> O Nanooctahedra into Cu <sub>2</sub> S Quantum-Dot Superstructures: Structural and Photoelectrochemical Properties
Photoassisted Chemical Transformation of Cu <sub>2</sub> O Nanooctahedra into Cu <sub>2</sub> S Quantum-Dot Superstructures: Structural and Photoelectrochemical Properties Open
Copper sulfides represent a broad range of chemical compounds, including naturally occurring minerals and wet-chemically synthesized nanoparticles. Tailoring the size, shape, and chemical composition of Cu2‑x S nanopartic…
View article: True co-catalytic integration of MgFe-LDH with hematite for high-efficiency photoelectrochemical water oxidation
True co-catalytic integration of MgFe-LDH with hematite for high-efficiency photoelectrochemical water oxidation Open
View article: Investigation of Calcium Phosphate-Based Biopolymer Composite Scaffolds for Bone Tissue Engineering
Investigation of Calcium Phosphate-Based Biopolymer Composite Scaffolds for Bone Tissue Engineering Open
We present a novel method for preparing bioactive and biomineralized calcium phosphate (mCP)-loaded biopolymer composite scaffolds with a porous structure. Two types of polymers were investigated as matrices: one natural, cellulose acetate…
View article: Characteristics and Antitumor Activity of Doxorubicin-Loaded Multifunctional Iron Oxide Nanoparticles in MEC1 and RM1 Cell Lines
Characteristics and Antitumor Activity of Doxorubicin-Loaded Multifunctional Iron Oxide Nanoparticles in MEC1 and RM1 Cell Lines Open
The rapid progress in nanotechnology has introduced multifunctional iron oxide nanoparticles as promising agents in cancer treatment. This research focused on the synthesis and assessment of citric-acid-coated, folic-acid-conjugated nanopa…
View article: Investigating Drug Release and Antitumor Activity in Experimental MEC1 and RM1 Cell Lines Using Multifunctional Iron Oxide Nanoparticles
Investigating Drug Release and Antitumor Activity in Experimental MEC1 and RM1 Cell Lines Using Multifunctional Iron Oxide Nanoparticles Open
Recent advancements in nanotechnology have led to the development of multifunctional iron oxide nanoparticles, presenting new opportunities in cancer therapy. This study aimed to synthesize and evaluate citric acid-coated/ folic acid conju…
View article: Photoelectrocatalytic Water Splitting by Conformal Copper‐Oxide on Hematite Nanostructures: Dependence on Surface‐States
Photoelectrocatalytic Water Splitting by Conformal Copper‐Oxide on Hematite Nanostructures: Dependence on Surface‐States Open
Understanding the pivotal role of surface co‐catalysts is paramount in the strategic design of forthcoming photoelectrodes. However, the nuanced impacts of co‐catalysts remain elusive, particularly in promoting the water oxidation reaction…
View article: Methane pyrolysis on NiMo/MgO catalysts: The significance of equimolar NiMo alloy resisting nanosize segregation during the reaction
Methane pyrolysis on NiMo/MgO catalysts: The significance of equimolar NiMo alloy resisting nanosize segregation during the reaction Open
As a perspective catalyst composition for methane non-oxidative decomposition/methane pyrolysis (CH4⇌C+2H2) yielding clean hydrogen and only solid carbon, the combination of nickel and molybdenum on MgO support was investigated. With delib…
View article: Structural Control Enables Catalytic and Electrocatalytic Activity of Porous Tetrametallic Nanorods
Structural Control Enables Catalytic and Electrocatalytic Activity of Porous Tetrametallic Nanorods Open
Integrating more than one type of metal into a nanoparticle that has a well‐defined morphology and composition expands the functionalities of nanocatalysts. For a metal core/porous multimetallic shell nanoparticle, the availability of cata…
View article: Amorphous, Carbonated Calcium Phosphate and Biopolymer-Composite-Coated Si3N4/MWCNTs as Potential Novel Implant Materials
Amorphous, Carbonated Calcium Phosphate and Biopolymer-Composite-Coated Si3N4/MWCNTs as Potential Novel Implant Materials Open
A biodegradable amorphous carbonated calcium phosphate (caCP)-incorporated polycaprolactone (PCL) composite layer was successfully deposited by a spin coater. In this specific coating, the PCL acts as a bioadhesive, since it provides a bet…
View article: Hybrid Bio-Nanocomposites by Integrating Nanoscale Au in Butterfly Scales Colored by Photonic Nanoarchitectures
Hybrid Bio-Nanocomposites by Integrating Nanoscale Au in Butterfly Scales Colored by Photonic Nanoarchitectures Open
Plasmonic metallic nanoparticles, like Au, can be used to tune the optical properties of photonic nanoarchitectures occurring in butterfly wing scales possessing structural color. The effect of the nanoscale Au depends on the location and …
View article: Iron self-diffusion in B2-FeRh thin film
Iron self-diffusion in B2-FeRh thin film Open
Iron-rhodium thin films are in the center of scientific interest due to their great potential in spintronic, energy harvesting and other forthcoming applications. The structural stability of these materials in industrial applications relie…
View article: Performance of Zr-Based Metal–Organic Framework Materials as In Vitro Systems for the Oral Delivery of Captopril and Ibuprofen
Performance of Zr-Based Metal–Organic Framework Materials as In Vitro Systems for the Oral Delivery of Captopril and Ibuprofen Open
Zr-based metal–organic framework materials (Zr-MOFs) with increased specific surface area and pore volume were obtained using chemical (two materials, Zr-MOF1 and Zr-MOF3) and solvothermal (Zr-MOF2) synthesis methods and investigated via F…
View article: Reactive Sputter Deposition of Ga2O3 Thin Films Using Liquid Ga Target
Reactive Sputter Deposition of Ga2O3 Thin Films Using Liquid Ga Target Open
Ga2O3 is a promising material in the optoelectronics and semiconductor industry. In this work, gallium oxide thin films were deposited via radio frequency (RF) sputtering, using a liquid Ga target. The reactive sputtering was carried out u…
View article: Selective and high capacity recovery of aqueous Ag(I) by thiol functionalized mesoporous silica sorbent
Selective and high capacity recovery of aqueous Ag(I) by thiol functionalized mesoporous silica sorbent Open
A simplified sol-gel method was developed for the preparation of thiol functionalized porous silica particles using (3-mercaptopropyl)-trimethoxy-silane (MPTMS) for co-gelation in the presence of micellar templates. The resulting short ran…
View article: Laser irradiation effects in FeRh thin film
Laser irradiation effects in FeRh thin film Open
The effect of laser irradiation in the energy range from 20 mW to 200 mW was investigated in 109 nm thick Fe 51 Rh 49 film deposited on an MgO (100) substrate. The initial, A1 structure with fully paramagnetic magnetic ordering was achieve…
View article: Adsorption and diffusion of selenite on Boda Claystone Formation
Adsorption and diffusion of selenite on Boda Claystone Formation Open
View article: Investigating the Effect of Reflectance Tuning on Photocatalytic Dye Degradation with Biotemplated ZnO Photonic Nanoarchitectures Based on Morpho Butterfly Wings
Investigating the Effect of Reflectance Tuning on Photocatalytic Dye Degradation with Biotemplated ZnO Photonic Nanoarchitectures Based on Morpho Butterfly Wings Open
Photonic nanoarchitectures of butterfly wings can serve as biotemplates to prepare semiconductor thin films of ZnO by atomic layer deposition. The resulting biotemplated ZnO nanoarchitecture preserves the structural and optical properties …
View article: Position of Gold Dictates the Photophysical and Photocatalytic Properties of Cu2O in Cu2O/Au Multicomponent Nanoparticles
Position of Gold Dictates the Photophysical and Photocatalytic Properties of Cu2O in Cu2O/Au Multicomponent Nanoparticles Open
Utilizing solar radiation for driving chemical reactions has been of great interest in the last decade. Although Cu2O nanocrystals as a low-cost, abundant, and tailorable photocatalyst are promising candidates to provide a platform for sol…
View article: Novel Alumina Dispersion-Strengthened 316L Steel Produced by Attrition Milling and Spark Plasma Sintering
Novel Alumina Dispersion-Strengthened 316L Steel Produced by Attrition Milling and Spark Plasma Sintering Open
Alumina dispersion-strengthened 316L stainless steels were successfully produced using attrition milling and spark plasma sintering. Two different composites (316L/0.33 wt% and 316L/1 wt% Al2O3) were prepared by powder technology. The attr…
View article: Position of gold dictates the photophysical and photocatalytic properties of Cu <sub>2</sub> O in Cu <sub>2</sub> O/Au multicomponent nanoparticles
Position of gold dictates the photophysical and photocatalytic properties of Cu <sub>2</sub> O in Cu <sub>2</sub> O/Au multicomponent nanoparticles Open
Decorating Cu 2 O nanooctahedra with small Au nanograins is a superior strategy to utilize photogenerated charge carriers without generating hot electrons. Photocatalytic activity in these heteronanoparticles is improved even upon low-powe…
View article: Biominerals Added Bioresorbable Calcium Phosphate Loaded Biopolymer Composites
Biominerals Added Bioresorbable Calcium Phosphate Loaded Biopolymer Composites Open
Nanocrystalline calcium phosphate (CP) bioceramic coatings and their combination with biopolymers are innovative types of resorbable coatings for load-bearing implants that can promote the integration of metallic implants into human bodies…
View article: Eco‐friendly preparation and structural characterization of calcium silicates derived from eggshell and silica gel
Eco‐friendly preparation and structural characterization of calcium silicates derived from eggshell and silica gel Open
In this work, the preparation of calcium–silicate‐based composites consisting of natural waste from calcium source as eggshell and silica gel from a desiccator as a silicon source both presenting alternative materials for cheap preparation…
View article: Synergy effect of temperature, electric and magnetic field on the depth structure of the FeRh/BaTiO3 composite multiferroic
Synergy effect of temperature, electric and magnetic field on the depth structure of the FeRh/BaTiO3 composite multiferroic Open
View article: Revealing the topological phase diagram of ZrTe5 using the complex strain fields of microbubbles
Revealing the topological phase diagram of ZrTe5 using the complex strain fields of microbubbles Open
View article: Effect of Plasmonic Au and Ag/Au Nanoparticles and Sodium Citrate on the Optical Properties of Chitin-Based Photonic Nanoarchitectures in Butterfly Wing Scales
Effect of Plasmonic Au and Ag/Au Nanoparticles and Sodium Citrate on the Optical Properties of Chitin-Based Photonic Nanoarchitectures in Butterfly Wing Scales Open
Porous butterfly wings with hierarchically organized structures from nanometer to centimeter scales were tested as substrates for carrying plasmonic Au and Ag/Au nanoparticles with potential application in photocatalysis. Wings exhibiting …
View article: Ordered Mesoporous Silica Prepared in Different Solvent Conditions: Application for Cu(II) and Pb(II) Adsorption
Ordered Mesoporous Silica Prepared in Different Solvent Conditions: Application for Cu(II) and Pb(II) Adsorption Open
In this work, the synthesis of ordered mesoporous silica of MCM-41 type was investigated aimed at improving its morphology by varying the synthesis conditions in a one-pot process, employing different temperatures and solvent conditions. 2…
View article: Investigation of Combinatorial WO3-MoO3 Mixed Layers by Spectroscopic Ellipsometry Using Different Optical Models
Investigation of Combinatorial WO3-MoO3 Mixed Layers by Spectroscopic Ellipsometry Using Different Optical Models Open
Reactive (Ar-O2 plasma) magnetron sputtered WO3-MoO3 (nanometer scaled) mixed layers were investigated and mapped by Spectroscopic Ellipsometry (SE). The W- and Mo-targets were placed separately, and 30 × 30 cm glass substrates were slowly…
View article: Spectral tuning of biotemplated ZnO photonic nanoarchitectures for photocatalytic applications
Spectral tuning of biotemplated ZnO photonic nanoarchitectures for photocatalytic applications Open
The photocatalytic activity of a flat surface can be increased by micro- and nanostructuring the interface to increase the area of the contact surface between the photocatalyst and the solute, and moreover, to optimize charge carrier trans…
View article: Imidazolium Ionic Liquids as Designer Solvents Confined in Silica Nanopores
Imidazolium Ionic Liquids as Designer Solvents Confined in Silica Nanopores Open
Composite silica xerogels were prepared via acid catalysed sol–gel route using tetraethoxysilan (TEOS) as silica precursor, and 1-butyl-3-methylimidazolium tetrafluoroborate [BMIM][BF4] or 1-butyl-3-methylimidazolium chloride [BMIM][Cl] io…
View article: Synergy Effect of Temperature, Electric and Magnetic Field on the Depth Structure of the Ferh/Batio3 Composite Multiferroic
Synergy Effect of Temperature, Electric and Magnetic Field on the Depth Structure of the Ferh/Batio3 Composite Multiferroic Open