Посмотр Pokročilé nízkodimenzionální nanomateriály по дате публикации

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  • Structural and Optical Properties of Luminescent Copper(I) Chloride Thin Films Deposited by Sequentially Pulsed Chemical Vapour Deposition 

    Krumpolec, Richard; Homola, Tomáš; Cameron, David Campbell; Humlíček, Josef; Caha, Ondřej; Kuldová, Karla; Zazpe Mendioroz, Raúl; Přikryl, Jan; Macák, Jan (MDPI, 2018-10-01)
    Sequentially pulsed chemical vapour deposition was used to successfully deposit thin nanocrystalline films of copper(I) chloride using an atomic layer deposition system in order to investigate their application to UV ...

  • Bismuth Oxychloride Nanoplatelets by Breakdown Anodization 

    Sopha, Hanna Ingrid; Spotz, Zdeněk; Michalička, Jan; Hromádko, Luděk; Bulánek, Roman; Wágner, Tomáš; Macák, Jan (Wiley-VCH Verlag, 2019-01-18)
    Herein, the synthesis of BiOCl nanoplatelets of various dimensions is demonstrated. These materials were prepared by anodic oxidation of Bi ingots in diluted HCl under dielectric breakdown conditions, triggered by a ...

  • TiO2 ALD Coating of Amorphous TiO2 Nanotube Layers: Inhibition of the Structural and Morphological Changes Due to Water Annealing 

    Ng, Siow Woon; Sopha, Hanna Ingrid; Zazpe Mendioroz, Raúl; Spotz, Zdeněk; Bijalwan, Vijay; Dvořák, Filip; Hromádko, Luděk; Přikryl, Jan; Macák, Jan (Frontiers, 2019-02-01)
    The present work presents a strategy to stabilize amorphous anodic self-organized TiO2 nanotube layers against morphological changes and crystallization upon extensive water soaking. The growth of needle-like nanoparticles ...

  • One-dimensional anodic TiO2nanotubes coated by atomic layer deposition:Towards advanced applications 

    Dvořák, Filip; Zazpe Mendioroz, Raúl; Krbal, Miloš; Sopha, Hanna Ingrid; Přikryl, Jan; Ng, Siow Woon; Hromádko, Luděk; Bureš, Filip; Macák, Jan (Elsevier, 2019-03-01)
    Atomic layer deposition (ALD) represents a unique deposition technique that allows to coat uniformly var-ious high aspect ratio (HAR) porous nanostructures, in addition to its traditional role to coat flat substrates(e.g. ...

  • Self-supported sulphurized TiO2nanotube layers as positive electrodes forlithium microbatteries 

    Salian, Girish D.; Krbal, Miloš; Sopha, Hanna Ingrid; Lebouin, Chrystelle; Coulet, Marie-Vanessa; Michalička, Jan; Hromádko, Luděk; Tesfaye, Alexandr T.; Macák, Jan; Djenizian, Thierry (Elsevier, 2019-09-01)
    We report the synthesis and characterization of self-supported sulphurized TiO2 nanotube layers as a cathode material for Li microbatteries. Sulphurized TiO2 nanotubes were obtained by annealing of selfsupported TiO2 ...

  • ALD growth of MoS2 nanosheets on TiO2 nanotube supports 

    Sopha, Hanna Ingrid; Tesfaye, Alexandr T.; Zazpe Mendioroz, Raúl; Michalička, Jan; Dvořák, Filip; Hromádko, Luděk; Krbal, Miloš; Přikryl, Jan; Djenizian, Thierry; Macák, Jan (Elsevier, 2019-09-01)
    Two-dimensional MoS2 nanostructures are highly interesting and effective in a number of energy-related applications. In this work, the synthesis of ultra-thin MoS2 nanosheets produced by the thermal Atomic Layer Deposition ...

  • Fabrication of TiO2 nanotubes on Ti spheres using bipolar electrochemistry 

    Sopha, Hanna Ingrid; Hromádko, Luděk; Motola, Martin; Macák, Jan (Elsevier, 2020-02-01)
    In this work, the anodization of Ti spheres using bipolar electrochemistry is reported for the first time. TiO2 nanotubes were found over the entire surface area of the Ti spheres when a square-wave potential was employed. ...

  • Derivation of losses from impedance spectrum for contour modes of ceramic resonator 

    Erhart, Jiří; Bijalwan, Vijay; Solař, Filip; Maca, Karel (Taylor & Francis, 2020-04-02)
    Method of loss coefficients calculation from mechanical quality factors of transversal vibration modes is presented. Theoretical formulae are derived for the contour mode of thin square plate and width extensional mode of ...

  • TiO2 Nanotube Layers Decorated with Al2O3/MoS2/Al2O3 as Anode for Li-ion Microbatteries with Enhanced Cycling Stability 

    Tesfaye, Alexandr T.; Sopha, Hanna Ingrid; Ayobi, Angela; Zazpe Mendioroz, Raúl; Rodriguez-Pereira, Jhonatan; Michalička, Jan; Hromádko, Luděk; Ng, Siow Woon; Spotz, Zdeněk; Přikryl, Jan; Macák, Jan; Djenizian, Thierry (MDPI, 2020-05-01)
    TiO2 nanotube layers (TNTs) decorated with Al2O3/MoS2/Al2O3 are investigated as a negative electrode for 3D Li-ion microbatteries. Homogenous nanosheets decoration of MoS2, sandwiched between Al2O3 coatings within ...

  • Atomic Layer Deposition of MoSe2 Using New Selenium Precursors 

    Zazpe Mendioroz, Raúl; Charvot, Jaroslav; Krumpolec, Richard; Hromádko, Luděk; Pavliňák, David; Dvořák, Filip; Knotek, Petr; Michalička, Jan; Přikryl, Jan; Ng, Siow Woon; Jelínková, Veronika; Bureš, Filip; Macák, Jan (Elsevier, 2020-05-01)
    Among the emerging 2D materials, transition metal chalcogenides are particularly encouraging as alternative semiconducting graphene-like nanomaterial. Recently, 2D MoSe2 has been gaining interest due to its intriguing ...

  • Laser-induced crystallization of anodic TiO(2)nanotube layers 

    Sopha, Hanna Ingrid; Mirza, Inam; Turčičová, Hana; Pavliňák, David; Michalička, Jan; Krbal, Miloš; Rodriguez Pereira, Jhonatan; Hromádko, Luděk; Novák, Ondřej; Mužík, Jiří; Smrž, Martin; Kolíbalová, Eva; Goodfriend, Nathan; Bulgakova, Nadezhda; Mocek, Tomáš; Macák, Jan (Royal Society of Chemistry, 2020-06-09)
    In this study, crystallization of amorphous TiO(2)nanotube (TNT) layers upon optimized laser annealing is shown. The resulting anatase TNT layers do not show any signs of deformation or melting. The crystallinity of the ...

  • Cell type specific adhesion to surfaces functionalised by amine plasma polymers 

    Černochová, Petra; Blahová, Lucie; Medalová, Jiřina; Nečas, David; Michlíček, Miroslav; Kaushik, Preeti; Přibyl, Jan; Bartošíková, Jana; Manakhov, Anton; Bačáková, Lucie; Zajíčková, Lenka (Springer Nature, 2020-06-09)
    Our previously-obtained impressive results of highly increased C2C12 mouse myoblast adhesion to amine plasma polymers (PPs) motivated current detailed studies of cell resistance to trypsinization, cell proliferation, ...

  • Well-Blended PCL/PEO Electrospun Nanofibers with Functional Properties Enhanced by Plasma Processing 

    Kupka, Vojtěch; Dvořáková, Eva; Manakhov, Anton; Michlíček, Miroslav; Petruš, Josef; Vojtová, Lucy; Zajíčková, Lenka (MDPI, 2020-06-22)
    Biodegradable composite nanofibers were electrospun from poly(epsilon-caprolactone) (PCL) and poly(ethylene oxide) (PEO) mixtures dissolved in acetic and formic acids. The variation of PCL:PEO concentration in the polymer ...

  • Mechanical properties of a biodegradable self-expandable polydioxanone monofilament stent: In vitro force relaxation and its clinical relevance 

    Bezrouk, Aleš; Hosszú, Tomáš; Hromádko, Luděk; Olmrová Zmrhalová, Zuzana; Kopeček, Martin; Smutný, Martin; Krulichová, Iva Selke; Macák, Jan; Kremláček, Jan (PLOS, 2020-07-08)
    Biodegradable stents are promising treatments for many diseases, e.g., coronary artery disease, urethral diseases, tracheal diseases, and esophageal strictures. The mechanical properties of biodegradable stent materials ...

  • Intrinsic properties of high -aspect ratio single- and double -wall anodic TiO 2 nanotube layers annealed at different temperatures 

    Motola, Martin; Hromádko, Luděk; Přikryl, Jan; Sopha, Hanna Ingrid; Krbal, Miloš; Macák, Jan (Elsevier, 2020-08-20)
    TiO2 nanotube layers of different thicknesses and tube wall morphologies exploited. Single-wall nanotubes were obtained by chemical etching of double-wall ones. Photocurrents, structure, optical and electronic properties ...

  • Anodization of electrodeposited titanium films towards TiO2 nanotube layers 

    Sopha, Hanna Ingrid; Norikawa, Yutaro; Motola, Martin; Hromádko, Luděk; Rodriguez Pereira, Jhonatan; Černý, Jiří; Nohira, Toshiyuki; Yasuda, Kouji; Macák, Jan (Elsevier, 2020-09-01)
    Ti films electrodeposited on Ni foils from molten salts were anodized towards TiO2 nanotube formation for the first time. The resulting TiO2 nanotube (TNT) layers were compared with TNT layers prepared under identical ...

  • Thin TiO2Coatings by ALD Enhance the Cell Growth on TiO2Nanotubular and Flat Substrates 

    Motola, Martin; Čapek, Jan; Zazpe Mendioroz, Raúl; Bačová, Jana; Hromádko, Luděk; Brůčková, Lenka; Ng, Siow Woon; Handl, Jiří; Spotz, Zdeněk; Knotek, Petr; Baishya, Kaushik; Majtnerová, Pavlína; Přikryl, Jan; Sopha, Hanna Ingrid; Roušar, Tomáš; Macák, Jan (American Chemical Society, 2020-09-21)
    The present work exploits Ti sheets and TiO2 nanotube (TNT) layers and their surface modifications for the proliferation of different cells. Ti sheets with a native oxide layer, Ti sheets with a crystalline thermal oxide ...

  • Molecular dynamics simulation of amine groups formation during plasma processing of polystyrene surfaces 

    Michlíček, Miroslav; Hamaguchi, Satoshi; Zajíčková, Lenka (IOP Publishing, 2020-10-01)
    Plasma treatment and plasma polymerization processes aiming to form amine groups on polystyrene surfaces were studied in-silico with molecular dynamics simulations. The simulations were compared with two experiments, (i) ...

  • Behaviour of Vascular Smooth Muscle Cells on Amine Plasma-Coated Materials with Various Chemical Structures and Morphologies 

    Němčáková, Ivana; Blahová, Lucie; Ryšánek, Petr; Blanquer, Andreu; Bačáková, Lucie; Zajíčková, Lenka (MDPI, 2020-12-01)
    Amine-coated biodegradable materials based on synthetic polymers have a great potential for tissue remodeling and regeneration because of their excellent processability and bioactivity. In the present study, we have ...

  • Deposition penetration depth and sticking probability in plasma polymerization of cyclopropylamine 

    Michlíček, Miroslav; Blahová, Lucie; Dvořáková, Eva; Nečas, David; Zajíčková, Lenka (Elsevier, 2021-02-02)
    Understanding the role of substrate geometry is vital for a successful optimization of low-pressure plasma polymerization on non-planar substrates used in bioapplications, such as porous materials or well plates. We ...