Zobrazeno 1 - 10
of 256
pro vyhledávání: '"Bohuslav REZEK"'
Autor:
Stepan Stehlik, Ondrej Szabo, Ekaterina Shagieva, Daria Miliaieva, Alexander Kromka, Zuzana Nemeckova, Jiri Henych, Jan Kozempel, Evgeny Ekimov, Bohuslav Rezek
Publikováno v:
Carbon Trends, Vol 14, Iss , Pp 100327- (2024)
Hydrogenated nanodiamonds (NDs) get increasing attention as promising nanomaterial in biology as well as optoelectronics. This study shows how the ND synthesis process and ND size are reflected in their different colloidal/hydration and electronic pr
Externí odkaz:
https://doaj.org/article/eafad3b5b9b84bc7a122035c7bdedaf6
Publikováno v:
Carbon Trends, Vol 12, Iss , Pp 100284- (2023)
Fully aromatic helicenes are fascinating building blocks for the construction of inherently chiral macrocyclic nanocarbons. Such helicene-based non-planar macrocycles interact with each other and underlying substrate and form various 2D crystals. How
Externí odkaz:
https://doaj.org/article/43c913e6ab544472b149a9f4121568d8
Autor:
Natalia Kosutova, Lenka Lorencova, Michal Hires, Eduard Jane, Lubomir Orovcik, Jozef Kollar, Katarina Kozics, Alena Gabelova, Egor Ukraintsev, Bohuslav Rezek, Peter Kasak, Hana Cernocka, Veronika Ostatna, Jana Blahutova, Alica Vikartovska, Tomas Bertok, Jan Tkac
Publikováno v:
Sensors, Vol 24, Iss 4, p 1128 (2024)
Prostate cancer (PCa) is the second most common cancer. In this paper, the isolation and properties of exosomes as potential novel liquid biopsy markers for early PCa liquid biopsy diagnosis are investigated using two prostate human cell lines, i.e.,
Externí odkaz:
https://doaj.org/article/f8a48ffda31e4ec692d2b354ec211568
Autor:
Ivana Nemcakova, Andrej Litvinec, Vaclav Mandys, Stepan Potocky, Martin Plencner, Martina Doubkova, Ondrej Nanka, Veronika Olejnickova, Barbora Sankova, Martin Bartos, Egor Ukraintsev, Oleg Babčenko, Lucie Bacakova, Alexander Kromka, Bohuslav Rezek, David Sedmera
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-17 (2022)
Abstract The present study investigates the effect of an oxidized nanocrystalline diamond (O-NCD) coating functionalized with bone morphogenetic protein 7 (BMP-7) on human osteoblast maturation and extracellular matrix mineralization in vitro and on
Externí odkaz:
https://doaj.org/article/60e7ffa813d74685ab0349533b782bbd
Publikováno v:
Engineering Proceedings, Vol 58, Iss 1, p 79 (2023)
The impedance spectroscopy method (AC f = 4–8 MHz at a constant amplitude of 1 V) and Pt-IDE sensors were used to detect and monitor different concentrations (103, 106, and 109 CFU/mL) of both live and dead bacteria cells (Escherichia coli and Stap
Externí odkaz:
https://doaj.org/article/cb737ac63d90458aadf80d4568b5871f
Autor:
Daria Miliaieva, Petra Matunova, Jan Cermak, Stepan Stehlik, Adrian Cernescu, Zdenek Remes, Pavla Stenclova, Martin Muller, Bohuslav Rezek
Publikováno v:
Scientific Reports, Vol 11, Iss 1, Pp 1-14 (2021)
Abstract Nanoscale composite of detonation nanodiamond (DND) and polypyrrole (PPy) as a representative of organic light-harvesting polymers is explored for energy generation, using nanodiamond as an inorganic electron acceptor. We present a technolog
Externí odkaz:
https://doaj.org/article/19d86945337d4560bd5b36d5f3b77eca
Autor:
Daria Miliaieva, Petra Matunova, Jan Cermak, Stepan Stehlik, Adrian Cernescu, Zdenek Remes, Pavla Stenclova, Martin Muller, Bohuslav Rezek
Publikováno v:
Scientific Reports, Vol 11, Iss 1, Pp 1-1 (2021)
An amendment to this paper has been published and can be accessed via a link at the top of the paper.
Externí odkaz:
https://doaj.org/article/02654fad21b841f68e0c636168030e20
Autor:
Stepan Stehlik, Lukas Ondic, Marian Varga, Jan Fait, Anna Artemenko, Thilo Glatzel, Alexander Kromka, Bohuslav Rezek
Publikováno v:
Micromachines, Vol 9, Iss 6, p 281 (2018)
Color centers in diamond have shown excellent potential for applications in quantum information processing, photonics, and biology. Here we report the optoelectronic investigation of shallow silicon vacancy (SiV) color centers in ultra-thin (7–40 n
Externí odkaz:
https://doaj.org/article/330af80b454342e991cc8cb776863a85
Autor:
Jaroslav Jira, Bohuslav Rezek, Vitezslav Kriha, Anna Artemenko, Iva Matolínová, Viera Skakalova, Pavla Stenclova, Alexander Kromka
Publikováno v:
Nanomaterials, Vol 8, Iss 3, p 140 (2018)
Nanodiamonds (NDs) and graphene oxide (GO) are modern carbon-based nanomaterials with promising features for the inhibition of microorganism growth ability. Here we compare the effects of nanodiamond and graphene oxide in both annealed (oxidized) and
Externí odkaz:
https://doaj.org/article/2ec8c176498e47d18dd283779b54f88f
Publikováno v:
Sensors, Vol 9, Iss 5, Pp 3549-3562 (2009)
Microscopic chemical patterning of diamond surfaces by hydrogen and oxygen surface atoms is used for self-assembly of human osteoblastic cells into micro-arrays. The cell adhesion and assembly is further controlled by concentration of cells (2,500-10
Externí odkaz:
https://doaj.org/article/44ff494de41e405daa8294cca50a5c24