Zobrazeno 1 - 10
of 78
pro vyhledávání: '"Michal Kalina"'
Autor:
Simona Dordevic, Dani Dordevic, Karolina Tesikova, Petr Sedlacek, Michal Kalina, Lukas Vapenka, Marcela Nejezchlebova, Jakub Treml, Bohuslava Tremlova, Hana Koudelková Mikulášková
Publikováno v:
Heliyon, Vol 10, Iss 7, Pp e28430- (2024)
This study investigates the effects of incorporating ZnO, TiO2, and colloidal Ag nanoparticles on the antioxidant, antimicrobial, and physical properties of biodegradable chitosan films. The research focuses on addressing the growing demand for susta
Externí odkaz:
https://doaj.org/article/25774fe241c74626aa6c65073e558e64
Publikováno v:
Frontiers in Materials, Vol 9 (2022)
Isothermal thermogravimetry in a kinetic mode and time-resolved infrared spectroscopy was used to characterize water and its binding in hydrogels formed by interactions between hyaluronan and micelles of Septonex, an oppositely charged surfactant. Th
Externí odkaz:
https://doaj.org/article/0ed9378303d44d8c8bd5227361d7f014
Autor:
Michal Kalina, Sarka Sovova, Jiri Svec, Monika Trudicova, Jan Hajzler, Leona Kubikova, Vojtech Enev
Publikováno v:
Materials, Vol 15, Iss 24, p 8855 (2022)
Biochar is a versatile carbon-rich organic material originating from pyrolyzed biomass residues that possess the potential to stabilize organic carbon in the soil, improve soil fertility and water retention, and enhance plant growth. For the utilizat
Externí odkaz:
https://doaj.org/article/7e2d56fcfe6c40a89e72c1ad0d2b6e65
Autor:
Marcela Smilkova, Jiri Smilek, Michal Kalina, Martina Klucakova, Miloslav Pekar, Petr Sedlacek
Publikováno v:
Plant Methods, Vol 15, Iss 1, Pp 1-11 (2019)
Abstract Background Experimental determination of the extent and rate of transport of liquid humates supplied to plants is critical in testing physiological effects of such biostimulants which are often supplied as foliar sprays. Therefore, an origin
Externí odkaz:
https://doaj.org/article/cc984c9a9e23497480e90e5b3f456c9f
Autor:
Michal Kalina, Sarka Sovova, Jan Hajzler, Leona Kubikova, Monika Trudicova, Jiri Smilek, Vojtech Enev
Publikováno v:
Agronomy, Vol 12, Iss 8, p 1768 (2022)
Biochar represents a stable form of carbon-rich organic material produced by the pyrolysis of various biomass residues. It has the potential to stabilize organic carbon in the soil and improve soil fertility, water retention, and enhance plant growth
Externí odkaz:
https://doaj.org/article/eac842eb60b640ee9ea7076d617483c7
Autor:
Juraj Vodicka, Monika Wikarska, Monika Trudicova, Zuzana Juglova, Aneta Pospisilova, Michal Kalina, Eva Slaninova, Stanislav Obruca, Petr Sedlacek
Publikováno v:
Polymers, Vol 14, Iss 10, p 1990 (2022)
A novel model of biodegradable PHA copolymer films preparation was applied to evaluate the biodegradability of various PHA copolymers and to discuss its biomedical applicability. In this study, we illustrate the potential biomaterial degradation rate
Externí odkaz:
https://doaj.org/article/539773edb9794c439e2a5ae0d6307fbd
Autor:
Aneta Pospisilova, Juraj Vodicka, Monika Trudicova, Zuzana Juglova, Jiri Smilek, Premysl Mencik, Jiri Masilko, Eva Slaninova, Veronika Melcova, Michal Kalina, Stanislav Obruca, Petr Sedlacek
Publikováno v:
Polymers, Vol 14, Iss 10, p 2007 (2022)
Films prepared from poly(3-hydroxybutyrate-co-4-hydroxybutyrate) copolymers produced by Aneurinibacillus sp. H1 using an automatic film applicator were homogeneous and had a defined thickness, which allowed a detailed study of physicochemical propert
Externí odkaz:
https://doaj.org/article/4e4da9dd2ce447c594b17dabcbcbfe7d
Autor:
Ivana Novackova, Xenie Kourilova, Katerina Mrazova, Petr Sedlacek, Michal Kalina, Vladislav Krzyzanek, Martin Koller, Stanislav Obruca
Publikováno v:
Polymers, Vol 14, Iss 9, p 1761 (2022)
Production of polyhydroxyalkanoates (PHA), microbial biopolyesters, employing extremophilic microorganisms is a very promising concept relying on robustness of such organisms against microbial contamination, which provides numerous economic and techn
Externí odkaz:
https://doaj.org/article/f8d70d081be94e96beb90b822df9a60a
Autor:
Simona Dordevic, Dani Dordevic, Petr Sedlacek, Michal Kalina, Karolina Tesikova, Bojan Antonic, Bohuslava Tremlova, Jakub Treml, Marcela Nejezchlebova, Lukas Vapenka, Ales Rajchl, Monika Bulakova
Publikováno v:
Polymers, Vol 13, Iss 19, p 3388 (2021)
The aim of the research was to produce edible packaging based on chitosan with the addition of various concentrations of extracts of blueberry, red grape and parsley marcs. Packaging was made from extrudate extracts, which were subsequently analyzed
Externí odkaz:
https://doaj.org/article/a3a4902f92d7472c9a4e31f026d96745
Publikováno v:
Molecules, Vol 25, Iss 24, p 5831 (2020)
Lignohumate, as an industrially produced analog of natural humic substances, is studied from the point of view of its diffusion properties. This work focuses on its permeation ability, important in agricultural and horticultural applications, connect
Externí odkaz:
https://doaj.org/article/c5f791a072e7437a8d9d5e98014462fb