Petr Malinský
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View article: Electrical, photocatalytic, and sensory properties of graphene oxide and polyimide implanted with low- and medium-energy silver ions
Electrical, photocatalytic, and sensory properties of graphene oxide and polyimide implanted with low- and medium-energy silver ions Open
Precise control of electrical conductivity, humidity sensitivity, and photocatalytic activity in polymeric and carbon-based materials is essential for advancing technologies in environmental sensing, flexible electronics, and photocatalyti…
View article: Luminescence of Carbon Dots Induced by MeV Protons
Luminescence of Carbon Dots Induced by MeV Protons Open
In this study, we describe the preparation of carbon dots (CDs) from natural charcoal by laser ablation in a liquid. A continuum wave (CW) laser diode operating at a wavelength of 450 nm, hitting a solid carbon target placed into a biocomp…
View article: Insulator Material Deposited with Molybdenum Disulphide Prospective for Sensing Application
Insulator Material Deposited with Molybdenum Disulphide Prospective for Sensing Application Open
Two-dimensional molybdenum disulfide (MoS2) exhibits interesting properties for applications in micro and nano-electronics. The key point for sensing properties of a device is the quality of the material’s surface. In this study, MoS2 laye…
View article: Blue Laser for Production of Carbon Dots
Blue Laser for Production of Carbon Dots Open
The synthesis of carbon dots (CDs) is gaining wide-ranging interest due to their broad applicability, owing to their small size and luminescence. CDs were prepared from charcoal via a one-step process using laser ablation in liquid without…
View article: Patterning of COC Polymers by Middle‐Energy Ion Beams for Selective Cell Adhesion in Microfluidic Devices
Patterning of COC Polymers by Middle‐Energy Ion Beams for Selective Cell Adhesion in Microfluidic Devices Open
Microfluidic devices play a crucial role in advanced cell biology applications, including cell separations, cultivations, migration and interaction studies, diagnostic devices, and organ‐on‐chips. One of the frequent purposes of such devic…
View article: Polyvinylalcohol Composite Filled with Carbon Dots Produced by Laser Ablation in Liquids
Polyvinylalcohol Composite Filled with Carbon Dots Produced by Laser Ablation in Liquids Open
Carbon dots (CDs), owing to their excellent photoluminescent features, have been extensively studied for physics preparation methods and for biomedical and optoelectronic device applications. The assessment of the applicability of CDs in t…
View article: Modification of AgNP-Decorated PET: A Promising Strategy for Preparation of AgNP-Filled Nuclear Pores in Polymer Membranes
Modification of AgNP-Decorated PET: A Promising Strategy for Preparation of AgNP-Filled Nuclear Pores in Polymer Membranes Open
Polymer-based membranes represent an irreplaceable group of materials that can be applied in a wide range of key industrial areas, from packaging to high-end technologies. Increased selectivity to transport properties or the possibility of…
View article: Strain‐driven Switching Between Antiferromagnetic States in Frustrated Antiferromagnet UO<sub>2</sub> Probed by Exchange Bias Effect
Strain‐driven Switching Between Antiferromagnetic States in Frustrated Antiferromagnet UO<sub>2</sub> Probed by Exchange Bias Effect Open
Frustrated antiferromagnets offer a captivating platform to study the intricate relationship of magnetic interactions, geometric constraints, and emergent phenomena. By controlling spin orientations, these materials can be tailored for app…
View article: Strain-driven switching between antiferromagnetic states in frustrated antiferromagnet UO2 probed by exchange bias effect
Strain-driven switching between antiferromagnetic states in frustrated antiferromagnet UO2 probed by exchange bias effect Open
Frustrated antiferromagnets offer a captivating platform to study the intricate relationship of magnetic interactions, geometric constraints, and emergent phenomena. By controlling spin orientations, these materials can be tailored for app…
View article: Mask-Assisted Deposition of Ti on Cyclic Olefin Copolymer Foil by Pulsed Laser Deposition
Mask-Assisted Deposition of Ti on Cyclic Olefin Copolymer Foil by Pulsed Laser Deposition Open
Cyclic olefin copolymer (COC) is a novel type of thermoplastic polymer gaining the attention of the scientific community in electronic, optoelectronic, biomedicine and packaging applications. Despite the benefits in the use of COC such as …
View article: Selective Deposition of Ti on Cyclic Olefin Copolymer Foil by Pulsed Laser Deposition
Selective Deposition of Ti on Cyclic Olefin Copolymer Foil by Pulsed Laser Deposition Open
Cyclic olefin copolymer (COC) is a novel type of thermoplastic polymer gaining the attention of the scientific community in electronic, optoelectronic, biomedicine and packaging applications. Despite the benefits in the use of COC like und…
View article: Laminated Cyclic Olefin Copolymer Foil by Pulsed Laser Deposition
Laminated Cyclic Olefin Copolymer Foil by Pulsed Laser Deposition Open
A cyclic olefin copolymer (COC) is a thermoplastic polymer endowed with glass-like optical transparency, unique biocompatibility, low autofluorescence, good chemical stability, and excellent water vapor barriers. COC is a promising new mat…
View article: Graphene Oxide and Polymer Humidity Micro-Sensors Prepared by Carbon Beam Writing
Graphene Oxide and Polymer Humidity Micro-Sensors Prepared by Carbon Beam Writing Open
In this study, novel flexible micro-scale humidity sensors were directly fabricated in graphene oxide (GO) and polyimide (PI) using ion beam writing without any further modifications, and then successfully tested in an atmospheric chamber.…
View article: Overview of Polyethylene Terephthalate Foils Patterned Using 10 MeV Carbon Ions for Realization of Micromembranes
Overview of Polyethylene Terephthalate Foils Patterned Using 10 MeV Carbon Ions for Realization of Micromembranes Open
Polymer membranes are conventionally prepared using high-energy particles from radioactive decay or by the bombardment of hundreds of MeVs energy ions. In both circumstances, tracks of damage are produced by particles/ions passing through …
View article: Ion Lithography of Single Ions Irradiation for Spatially Regular Arrays of Pores in Membranes of Polyethylene Terephthalate
Ion Lithography of Single Ions Irradiation for Spatially Regular Arrays of Pores in Membranes of Polyethylene Terephthalate Open
Routinely, in membrane technology, the decay from radioactive particles or the bombardment of ions with MeV energy per nucleon have been employed for the production of narrow and long pores in membranes. Presently, the ion lithography is p…
View article: Compositional and Structural Modifications by Ion Beam in Graphene Oxide for Radiation Detection Studies
Compositional and Structural Modifications by Ion Beam in Graphene Oxide for Radiation Detection Studies Open
In the present study, graphene oxide foils 10 μm thick have been irradiated in vacuum using same charge state (one charge state) ions, such as protons, helium and oxygen ions, at the same energies (3 MeV) and fluences (from 5 × 1011 ion/cm…
View article: Energetic Au ion beam implantation of ZnO nanopillars for optical response modulation
Energetic Au ion beam implantation of ZnO nanopillars for optical response modulation Open
Nanopillars of ZnO were implanted with Au-400 keV ions at various ion fluences from 1 × 10 15 cm −2 to 1 × 10 16 cm −2 and subsequently annealed at 750 °C for 15 min in order to reduce the implantation damage and to support Au nanoparticle…
View article: Nanoparticles embedded in a sponge of polydimethylsiloxane by laser ablation in liquid
Nanoparticles embedded in a sponge of polydimethylsiloxane by laser ablation in liquid Open
This work describes the preparation of polydimethylsiloxane (PDMS) sponge with pore sizes of about 50 and 900 µm. The sponges synthetized by the sugar template process were embedded with graphene oxide (GO) and gold nanoparticles (AuNPs) p…
View article: The multi-energetic Au ion implantation of graphene oxide and polymers
The multi-energetic Au ion implantation of graphene oxide and polymers Open
The electric properties of polymers are increasingly important in a wide range of applications such as sensors, energy storages, microelectronics, and filtration membranes among others. In this work, the effect of multi-energetic Au ion im…
View article: Properties of polyamide 6 and polyvinylidene fluoride nanofibers irradiated by H<sup>+</sup> ions
Properties of polyamide 6 and polyvinylidene fluoride nanofibers irradiated by H<sup>+</sup> ions Open
This work deals with the modification of polymeric nanofibers of polyamide 6 (PA6) and polyvinylidene fluoride (PVDF) which were formed by electrospinning process. After the manufacturing process, the polymer nanofibers were exposed to the…
View article: Pulsed Laser Deposition and Laser-Induced Backward Transfer to Modify Polydimethylsiloxane
Pulsed Laser Deposition and Laser-Induced Backward Transfer to Modify Polydimethylsiloxane Open
Polydimethylsiloxane (PDMS) is a silicone-elastomer that owes its large application in the field of stretchable electronics to its chemical and thermal stability, transparency, flexibility, non-toxicity, compatibility, and low cost. PDMS i…
View article: Synthesis of Porous Polydimethylsiloxane Gold Nanoparticles Composites by a Single Step Laser Ablation Process
Synthesis of Porous Polydimethylsiloxane Gold Nanoparticles Composites by a Single Step Laser Ablation Process Open
Typically, polymeric composites containing nanoparticles are realized by incorporating pre-made nanoparticles into a polymer matrix by using blending solvent or by the reduction of metal salt dispersed in the polymeric matrix. Generally, t…
View article: Optomechanical Processing of Silver Colloids: New Generation of Nanoparticle–Polymer Composites with Bactericidal Effect
Optomechanical Processing of Silver Colloids: New Generation of Nanoparticle–Polymer Composites with Bactericidal Effect Open
The properties of materials at the nanoscale open up new methodologies for engineering prospective materials usable in high-end applications. The preparation of composite materials with a high content of an active component on their surfac…
View article: Creation of Gold Nanoparticles in ZnO by Ion Implantation–DFT and Experimental Studies
Creation of Gold Nanoparticles in ZnO by Ion Implantation–DFT and Experimental Studies Open
Three different crystallographic orientations of the wurtzite ZnO structure (labeled as c-plane, a-plane and m-plane) were implanted with Au+ ions using various energies and fluences to form gold nanoparticles (GNPs). The ion implantation …
View article: Plasma-Activated Polyvinyl Alcohol Foils for Cell Growth
Plasma-Activated Polyvinyl Alcohol Foils for Cell Growth Open
Hydrogels, and not only natural polysaccharide hydrogels, are substances capable of absorbing large amounts of water and physiological fluids. In this study, we set out to optimize the process for preparing polyvinyl alcohol (PVA) hydrogel…
View article: Erbium Luminescence Centres in Single- and Nano-Crystalline Diamond—Effects of Ion Implantation Fluence and Thermal Annealing
Erbium Luminescence Centres in Single- and Nano-Crystalline Diamond—Effects of Ion Implantation Fluence and Thermal Annealing Open
We present a fundamental study of the erbium luminescence centres in single- and nano-crystalline (NCD) diamonds. Both diamond forms were doped with Er using ion implantation with the energy of 190 keV at fluences up to 5 × 1015 ions·cm−2,…
View article: Ion-beam lithography: A promising technique for the patterning of graphene oxide foil
Ion-beam lithography: A promising technique for the patterning of graphene oxide foil Open
Selective deoxygenation of graphene oxide has been conducted with regard with the design and fabrication of graphene based devices. The ion beam lithography is considered to be a powerful method for patterning onto graphene oxide foil. A h…