• Three Generations of Surface Nanocomposites Based on Hexagonally Ordered Gold Nanoparticle Layers and Their Application for Surface-Enhanced Raman Spectroscopy 

  Zangana, Shereen; Lednický, Tomáš; Bonyár, Attila (MDPI, 2023-04-01)

  The fabrication technology of surface nanocomposites based on hexagonally ordered gold nanoparticle (AuNP) layers (quasi-arrays) and their possible application as surface-enhanced Raman spectroscopy (SERS) substrates are ...

• Observing high-k magnons with Mie-resonance-enhanced Brillouin light scattering 

  Wojewoda, Ondřej; Ligmajer, Filip; Hrtoň, Martin; Klíma, Jan; Dhankhar, Meena; Davídková, Kristýna; Staňo, Michal; Holobrádek, Jakub; Krčma, Jakub; Zlámal, Jakub; Šikola, Tomáš; Urbánek, Michal (Springer Nature, 2023-05-09)

  It is of fundamental interest to probe dynamics excitations such as magnons with nanoscale wavelengths in matter. Here, the authors experimentally observe magnons with high k-vectors using Brillouin light scattering ...

• Propagating spin-wave spectroscopy in a liquid-phase epitaxial nanometer-thick YIG film at millikelvin temperatures 

  Knauer, Sebastian; Davídková, Kristýna; Schmoll, David; Serha, Rostyslav O.; Voronov, Andrey; Wang, Qi; Verba, Roman; Dobrovolskiy, Oleksandr V.; Lindner, Morris; Reimann, Timmy; Dubs, Carsten; Urbánek, Michal; Chumak, Andrii V. (AIP Publishing, 2023-04-14)

  Performing propagating spin-wave spectroscopy of thin films at millikelvin temperatures is the next step toward the realization of large-scale integrated magnonic circuits for quantum applications. Here, we demonstrate ...

• The planar anodic Al2O3-ZrO2 nanocomposite capacitor dielectrics for advanced passive device integration 

  Kamnev, Kirill; Pytlíček, Zdeněk; Bendová, Mária; Prášek, Jan; Gispert-Guirado, Francesc; Llobet, Eduard; Mozalev, Alexander (Taylor & Francis, 2023-12-31)

  The need for integrated passive devices (IPDs) emerges from the increasing consumer demand for electronic product miniaturization. Metal-insulator-metal (MIM) capacitors are vital components of IPD systems. Developing new ...

• The centrifugal spinning of vitamin doped natural gum fibers for skin regeneration 

  Říhová, Martina; Lepcio, Petr; Čičmancová, Veronika; Frumarová, Božena; Hromádko, Luděk; Bureš, Filip; Vojtová, Lucy; Macák, Jan (Elsevier, 2022-10-15)

  The study investigates the use of fiber carriers, based on biopolymeric gums as potential candidates for cosmetic and dermatological applications, in particular for skin regeneration. Gum arabic (GA), xanthan gum (XA), and ...

• Characterization and Evaluation of Engineered Coating Techniques for Different Cutting Tools-Review 

  Dabees, Sameh; Mirzaei, Saeed; Kaspar, Pavel; Holcman, Vladimír; Sobola, Dinara (MDPI, 2022-08-01)

  Coatings are now frequently used on cutting tool inserts in the metal production sector due to their better wear resistance and heat barrier effect. Protective hard coatings with a thickness of a few micrometers are created ...

• 3D printing and post-curing optimization of photopolymerized structures: Basic concepts and effective tools for improved thermomechanical properties 

  Štaffová, Martina; Ondreáš, František; Svatík, Juraj; Jančář, Josef; Lepcio, Petr (Elsevier, 2022-02-04)

  The final thermo-mechanical properties of structural parts fabricated by masked stereolithography (MSLA) are highly determined not only by the processing parameters, but also by the post-processing methods. Improper ...

• Electrospun Biodegradable Nanofibers Coated Homogenously by Cu Magnetron Sputtering Exhibit Fast Ion Release. Computational and Experimental Study 

  Manakhov, Anton; Sitnikova, Natalya A.; Tsygankova, Alphiya R.; Alekseev, Alexander Yu.; Adamenko, Lyubov S.; Permyakova, Elizaveta; Baidyshev, Victor S.; Popov, Zakhar; Blahová, Lucie; Eliáš, Marek; Zajíčková, Lenka; Solovieva, Anastasiya (MDPI, 2021-12-08)

  Copper-coated nanofibrous materials are desirable for catalysis, electrochemistry, sensing, and biomedical use. The preparation of copper or copper-coated nanofibers can be pretty challenging, requiring many chemical steps ...

• Harnessing light to create functional, three-dimensional polymeric materials: multitasking initiation systems as the critical key to success 

  Tomal, Wiktoria; Krok, Dominika; Chachaj-Breskiesz, Anna; Lepcio, Petr; Ortyl, Joanna (Elsevier, 2021-11-29)

  Nowadays, the lack of suitable photoinitiators (PI) and photoinitiating systems (PISs) represents the utmost challenge in 3D-VAT printing. High photoinitiating efficiency is needed for example in the presence of nanofillers ...

• TiO2 nanotube layers decorated by titania nanoparticles as anodes for Li-ion microbatteries 

  Sopha, Hanna Ingrid; Ghigo, Clement; Ng, Siow Woon; Alijani, Mahnaz; Hromádko, Luděk; Michalička, Jan; Djenizian, Thierry; Macák, Jan (Elsevier, 2022-01-15)

  In this work, the utilization of TiO2 nanotube (TNT) layers decorated with TiO2 nanoparticles (NPs) as anodes in Li-ion microbatteries is reported for the first time. Such TiO2 NPs decorated TNT layers possess an increased ...

• ALD coating of centrifugally spun polymeric fibers and postannealing: case study for nanotubular TiO2 photocatalyst 

  Říhová, Martina; Yurkevich, Oksana; Motola, Martin; Hromádko, Luděk; Spotz, Zdeněk; Zazpe Mendioroz, Raúl; Knez, Mato; Macák, Jan (Royal Society of Chemistry, 2021-08-07)

  This work describes the synthesis of highly photocatalytically active TiO2 tubes (TiTBs) by combining centrifugal spinning and atomic layer deposition (ALD). Poly(vinyl pyrrolidone) (PVP) fibers were first produced by ...

• Anodic formation of HfO2 nanostructure arrays for resistive switching application 

  Kamnev, Kirill; Pytlíček, Zdeněk; Prášek, Jan; Mozalev, Alexander (TANGER LTD, 2021-01-01)

  Thin dielectric films are actively investigated as materials for novel resistive random-access memories based on resistive switching effect in metal/insulator/metal structures. Thin HfO2 films are of particular interest ...

• PLA toughening via bamboo-inspired 3D printed structural design 

  Svatík, Juraj; Lepcio, Petr; Ondreáš, František; Zárybnická, Klára; Zbončák, Marek; Menčík, Přemysl; Jančář, Josef (Elsevier, 2021-12-01)

  Bioinspired structures can attain mechanical properties unseen in conventional artificial materials. Specifically, the introduction of a cellular structure with a precisely designed distribution of cells, cell sizes, and ...

• Thin high-strength zirconia tapes with extreme flexibility 

  Šťastný, Přemysl; Chlup, Zdeněk; Roupcová, Pavla; Trunec, Martin (Taylor & Francis, 2021-07-03)

  The yttria stabilized zirconia ceramics (Y-TZP) are known for their high fracture toughness and high strength. Due to their excellent mechanical properties, the thin zirconia tapes can possess extraordinary behavior - ...

• 2D MoTe2 nanosheets by atomic layer deposition: Excellent photo-electrocatalytic properties 

  Zazpe Mendioroz, Raúl; Sopha, Hanna Ingrid; Charvot, Jaroslav; Krumpolec, Richard; Rodriguez Pereira, Jhonatan; Michalička, Jan; Mistrík, Jan; Bača, Dominik; Motola, Martin; Bureš, Filip; Macák, Jan (Elsevier, 2021-06-01)

  Herein, the synthesis of MoTe2 nanosheets by means of Atomic Layer Deposition (ALD) is demonstrated for the first time. ALD enables tight control over the thickness and the composition of the deposited material, which are ...

• Comparing half-metallic, MOKE, and thermoelectric behavior of the CrTiZ (Z = As, P) half-Heuslers: a DFT study 

  Sadeghi, Mohammad; Zelati, Amir; Boochani, Arash; Arman, Ali; Mirzaei, Saeed (IOP Publishing, 2021-04-01)

  Structural, half-metallic, magneto-optic, and thermoelectric properties of CrTiZ (Z = As, P) half-Heusleres compounds are investigated based on density functional theory. These compounds have mechanical stability in the ...

• Surface Analyses of PVDF/NMP/[EMIM][TFSI] Solid Polymer Electrolyte 

  Sedlák, Petr; Sobola, Dinara; Gajdoš, Adam; Dallaev, Rashid; Nebojsa, Alois; Kuberský, Petr (MDPI, 2021-08-11)

  Thermal treatment conditions of solid polymer polymer electrolyte (SPE) were studied with respect to their impact on the surface morphology, phase composition and chemical composition of an imidazolium ionic-liquid-based ...

• Spin-Wave Emission from Vortex Cores under Static Magnetic Bias Fields 

  Mayr, Sina; Flajšman, Lukáš; Finizio, Simone; Hrabec, Aleš; Weigand, Markus; Forster, Johannes; Stoll, Hermann; Heyderman, Laura J.; Urbánek, Michal; Wintz, Sebastian; Raabe, Jorg (American Chemical Society, 2021-02-24)

  We studied the influence of a static in-plane magnetic field on the alternating-field-driven emission of nanoscale spin waves from magnetic vortex cores. Time-resolved scanning transmission X-ray microscopy was used to ...

• Characterization of GaAs Solar Cells under Supercontinuum Long-Time Illumination 

  Papež, Nikola; Dallaev, Rashid; Kaspar, Pavel; Sobola, Dinara; Škarvada, Pavel; Ţălu, Ştefan; Ramazanov, Shikhgasan; Nebojsa, Alois (MDPI, 2021-01-19)

  This work is dedicated to the description of the degradation of GaAs solar cells under continuous laser irradiation. Constant and strong exposure of the solar cell was performed over two months. Time-dependent electrical ...

• Nanostructures for Achieving Selective Properties of a Thermophotovoltaic Emitter 

  Šimonová, Lucie; Matějka, Milan; Knápek, Alexandr; Králík, Tomáš; Pokorná, Zuzana; Mika, Filip; Fořt, Tomáš; Man, Ondřej; Škarvada, Pavel; Otáhal, Alexandr; Čudek, Pavel (MDPI, 2021-08-19)

  This paper focuses on the research and development of a suitable method for creating a selective emitter for the visible and near-infrared region to be able to work optimally together with silicon photovoltaic cells in a ...

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