Zobrazeno 1 - 10
of 59
pro vyhledávání: '"Karel Klouda"'
Publikováno v:
Studia Metrica et Poetica, Vol 11, Iss 1 (2024)
Metrical analysis of verse is an essential and challenging task in the research on versification consisting of analysing a poem and deciding which metre it is written in. Thanks to existing corpora, we can take advantage of data-driven approaches, wh
Externí odkaz:
https://doaj.org/article/744ebb74edf0476f91fe3306c8874721
Publikováno v:
Chemical Engineering Transactions, Vol 101 (2023)
In recent years, the development of research into nanomaterials has increased the number of their various applications in almost all possible areas, from electrodes to membranes to sports equipment and clothing. Graphene, graphene oxide (GO) and redu
Externí odkaz:
https://doaj.org/article/b1adf24c6c5b4beb897d386d1ea59fea
Publikováno v:
Chemical Engineering Transactions, Vol 101 (2023)
We consider nanostructures, i.e. particles and structures with dimensions between 1 nm and 100 nm, to be the basic building blocks of nanomaterials. Nanoparticles are a common part of the environment (erosion, forest fire emissions, decomposition of
Externí odkaz:
https://doaj.org/article/5677d4fc860c443aaa24e2415aebb8ad
Publikováno v:
Chemical Engineering Transactions, Vol 101 (2023)
In recent years, the occurrence of nanotextiles has increased due to the Covid-19 situation all around the world. Nanotextiles are being used in form of face masks and respirators, which are the source of environmental pollution with nanoparticles. T
Externí odkaz:
https://doaj.org/article/296030d23c364cd1a54a9a2f64de7017
Publikováno v:
Chemical Engineering Transactions, Vol 95 (2022)
We encounter smoke relatively regularly in our lives. Smoke consists of gaseous, liquid and solid components that are formed by combustion / oxidation of fuel. The chemical composition of smoke depends not only on the fuel used, but on a number of ot
Externí odkaz:
https://doaj.org/article/402c42645559491f86887c8700660bb5
Publikováno v:
Applied Sciences, Vol 13, Iss 16, p 9123 (2023)
The article is focused on testing the mechanical, physical and chemical characteristics of the selected protective clothing. Old anti-chemical protective clothing formerly used in tactical exercises (but never during a real intervention) was selected
Externí odkaz:
https://doaj.org/article/e5e47c48b34c457486e286788ab62687
Publikováno v:
Chemical Engineering Transactions, Vol 90 (2022)
The presence of micro-and nano-plastics in the water and in the soil, is not any secret. The primary source of nanoplastics in the natural environment is the production and processing of plastics, and the secondary source of nanoplastics is the fragm
Externí odkaz:
https://doaj.org/article/c74136bdaefb43cd9b809b571b02d5f7
Publikováno v:
Communications, Vol 21, Iss 2, Pp 37-43 (2019)
This paper reports the results of the experimentally determined effects of decontaminating agents on metal surfaces resulting from passive and active decontamination after sulphur mustard (Yperite) contamination. The paper includes an analysis of the
Externí odkaz:
https://doaj.org/article/a5a5878fa421496f8c60bc5c7341bc2a
Publikováno v:
Chemical Engineering Transactions, Vol 84 (2021)
Graphene oxide (GO) is a hydrophilic compound based on the oxidation of graphite in a sulfuric acid medium with strong oxidizing agents (KMnO4). Through oxidation, polar oxygen groups such as -OH, -C = O, -COOH epoxy are introduced into the carbon st
Externí odkaz:
https://doaj.org/article/ee8e107435b247568987661f878662b7
PREPARATION OF MATERIAL BASED ON BIOCHAR - MNOX, ITS MORPHOLOGY, THERMAL STABILITY AND PHYTOTOXICITY
Publikováno v:
Transactions of the VŠB: Technical University of Ostrava, Safety Engineering Series, Vol 13, Iss 1, Pp 21-28 (2018)
By reducing potassium permanganate using various methods (microwave radiation, HCl, ethanol, ascorbic acid) in a biochar environment, we have prepared composites of manganese oxides and biochar as an electrode material for elements or supercapacitors
Externí odkaz:
https://doaj.org/article/0ce50d58cfdf4b96ac2b90af689d65bb