Explanipedia

Characterization and formation mechanism of black Au films deposited under varied Ar gas pressures Open

Kazuto Takada, Midori Kawamura, Takayuki Kiba, Yoshio Abe, Mikito Ueda , et al. · 2025

Nanoporous black Au (B-Au) films were fabricated under varied Ar gas pressures (2, 60, and 100 Pa) via thermal evaporation. Film structures and properties were assessed with a consistent Au atom quantity of approximately 1.6 × 10 −2 mol m …

Black gold layers: preparation <i>via</i> thermal evaporation, material and optical properties, and application potential for gas sensors Open

Jan Kejzlar, Joris More-Chevalier, Martin Hruška, Jaroslav Otta, Přemysl Fitl , et al. · 2025

The gas sensing mechanism of the sensor equipped with a black gold active layer. Surface adsorption of the gaseous analyte causes a shift in the sensor's electrical resistance.

Mechanistic Insights into Ethanol Sensing by Pt-Decorated WO3 Nanowires Open

Helena Šimůnková, Martin Hruška, Jaroslav Otta, Jan Mišek, Petr Smísitel , et al. · 2025

Microstructure And Physical Properties of Black Aluminium Antireflective Films Open

Joris More-Chevalier, Cinthia Antunes Corrêa, Petr Hruška, Morgane Poupon, Michal Novotný , et al. · 2023

Nap-Xps Study of Surface Chemistry of Co and Ethanol Sensing with Wo3 Nanowires-Based Gas Sensor Open

Lesia Piliai, Thu Ngan Dinhová, Martin Janata, Dmytro Yu. Balakin, Stella Vallejos , et al. · 2023

Thermal Stability of Black Aluminum Films and Growth of Aluminum Nanowires from Mechanical Defects on the Film Surface during Annealing Open

Marina Romanova, Joris More-Chevalier, Michal Novotný, Petr Pokorný, Lenka Volfová , et al. · 2022

Spiral-shaped aluminum nanowires grow from scratches and abrasions on the surface of black aluminum film after heating the film in a vacuum. The growth of nanowires is driven by the stress-induced migration of aluminum atoms. The mechanism…

Сan Plasmon Change Reaction Path? An Unprecedented Regioselective Decomposition of Unsymmetrical Iodonium Salts Open

Elena Miliutina, Olga Guselnikova, Natalia S. Soldatova, Polina Bainova, Roman Elashnikov , et al. · 2020

Plasmon-assisted transformations of organic compounds represent a novel opportunity for conversion of light to chemical energy at room temperature. Herein, we propose a comprehensive investigation of plasmon-triggered decomposition of iodo…

Сan Plasmon Change Reaction Path? An Unprecedented Regioselective Decomposition of Unsymmetrical Iodonium Salts Open

Elena Miliutina, Olga Guselnikova, Natalia S. Soldatova, Polina Bainova, Roman Elashnikov , et al. · 2020

Plasmon-assisted transformations of organic compounds represent a novel opportunity for conversion of light to chemical energy at room temperature. Herein, we propose a comprehensive investigation of plasmon-triggered decomposition of iodo…

Microstructure and Nanoscopic Porosity in Black Pd Films Open

Oksana Melikhova, Jakub Čı́žek, Petr Hruška, František Lukáč, Michal Novotný , et al. · 2020

In the present work the microstructure of a black Pd film prepared by thermal evaporation and a glossy Pd film deposited by magnetron sputtering was compared.While the glossy Pd film exhibits typical polycrystalline structure with column-l…

Investigation of Optical Properties and Defects Structure of Rare Earth (Sm, Gd, Ho) Doped Zinc Oxide Thin Films Prepared by Pulsed Laser Deposition Open

Michal Novotný, Petr Hruška, Přemysl Fitl, Eva Marešová, Š. Havlová , et al. · 2020

Rare earths (RE = Sm, Gd, Ho) doped ZnO thin films were grown by pulsed laser deposition in oxygen ambient at pressure of 10 Pa on fused silica and Si(100) substrates at room temperature.A good optical quality of the films was confirmed by…

Investigation of free volumes in phthalocyanines and perylene Open

Oksana Melikhova, Jakub Čı́žek, Petr Hruška, Tomáš Vlasák, Přemysl Fitl , et al. · 2019

Phthalocyanine and perylene are aromatic organic compounds. Metal complexes can be derived from phthalocyanine by substituting H2 in the central ring of the molecule by a metal ion. In the present work, positron annihilation spectroscopy w…

Nanocomposite sensors of propylene glycol, dimethylformamide and formaldehyde vapors Open

Z. N. Adamyan, Artak Sayunts, V. M. Aroutiounian, E. A. Khachaturyan, Martin Vrňata , et al. · 2018

The results of research works related to the study of thick-film multiwall carbon nanotube–tin oxide nanocomposite sensors of propylene glycol (PG), dimethylformamide (DMF) and formaldehyde (FA) vapors are presented in this paper. These se…

P5.5 - MWCNTs/SnO2 Harmful Gas Sensors Open

V. M. Aroutiounian, Z. N. Adamyan, Artak Sayunts, E. A. Khachaturyan, Arsen Z. Adamyan , et al. · 2017

We present results of our research works related to the study of thick-film multiwall carbon nanotube/tin oxide nanocomposite sensors of propylene glycol (PG) and dimethylformamide (DMF) vapors derived using hydrothermal synthesis and sol-…

Synthesis of silver-anchored polyaniline–chitosan magnetic nanocomposite: a smart system for catalysis Open

Mohamad M. Ayad, Wael A. Amer, Mohammed G. Kotp, Islam M. Minisy, Ahmed Rehab , et al. · 2017

A novel and smart four component system composed of chitosan, polyaniline, magnetite and silver was exploited for catalysis.

P5.3 - Detection of Simulants of Chemical Warfare Agents on Textile Chemiresistors Open

Martin Vrňata, A. Sýkorová, Eva Marešová, David Tomeček, Š. Havlová , et al. · 2017

This contribution presents results of development of textile chemiresistors for detection of chemical warfare agents [1][2].Such sensors are intended as parts of smart textiles.The bearing part of sensor is constituted from a woven non-con…

Erratum to: The properties of samarium-doped zinc oxide/phthalocyanine structure for optoelectronics prepared by pulsed laser deposition and organic molecular evaporation Open

Michal Novotný, Eva Marešová, Přemysl Fitl, Jan Vlček, M. J. Bergmann , et al. · 2016

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