Zobrazeno 1 - 10
of 271
pro vyhledávání: '"Jan M, Macak"'
Carbon fibers decorated with TiO2 nanoparticles for photocatalytic degradation of methylene blue dye
Autor:
Pavan Kumar Chennam, Marcela Sepúlveda, Martina Rihova, Mahnaz Alijani, Martin Kachlík, Raul Zazpe, David Pavlinak, Karel Maca, Jan M. Macak
Publikováno v:
Frontiers in Nanotechnology, Vol 6 (2024)
This report demonstrates the development of carbon fibers (CFs) decorated with TiO2 nanoparticles (NPs) as an efficient photocatalyst for the photocatalytic degradation of methylene blue (MB) as a model dye. Carbon fibers were produced by carbonizati
Externí odkaz:
https://doaj.org/article/827bdb524f9b4dce9cbbb934ff83d45f
Publikováno v:
Nano Select, Vol 5, Iss 7-8, Pp n/a-n/a (2024)
Abstract Self‐organized anodic TiO2 nanotube (TNT) layers prepared by anodization of Ti substrates have attracted great interest within the last 20 years, due to their unique properties and low‐cost synthesis. This mini review article aims to sho
Externí odkaz:
https://doaj.org/article/d6ece55f18a14f96b351fc14771cf972
Autor:
Pavan Kumar Chennam, Martin Kachlík, Martina Říhová, Veronika Čičmancová, Karel Maca, Jan M. Macak
Publikováno v:
Journal of Materials Research and Technology, Vol 28, Iss , Pp 2199-2205 (2024)
This work demonstrates the carbonization of centrifugally spun polyacrylonitrile (PAN) fibers. Initially, the optimal centrifugal spinning conditions for producing homogeneous PAN fibers were identified. Second, the process continued by stabilization
Externí odkaz:
https://doaj.org/article/f5d711db7722453dac0dea1e93b8bc7a
Autor:
Raul Zazpe, Marcela Sepúlveda, Jhonatan Rodriguez‐Pereira, Ludek Hromadko, Jan Michalicka, Eva Kolíbalová, Michal Kurka, Sitaramanjaneya M. Thalluri, Hanna Sopha, Jan M. Macak
Publikováno v:
Small Structures, Vol 5, Iss 4, Pp n/a-n/a (2024)
Herein, the synthesis of vanadium sulfide (VxSy) by atomic layer deposition (ALD) based on the use of tetrakis(dimethylamino) vanadium (IV) and hydrogen sulfide is presented for the first time. The (ultra)thin films VxSy are synthesized in a wide ran
Externí odkaz:
https://doaj.org/article/d433d25ec4524c0f80741f67745f727b
Autor:
Christian M. Schott, Peter M. Schneider, Kais Sadraoui, Kun‐Ting Song, Batyr Garlyyev, Sebastian A. Watzele, Jan Michalička, Jan M. Macak, Arnaud Viola, Frédéric Maillard, Anatoliy Senyshyn, Johannes A. Fischer, Aliaksandr S. Bandarenka, Elena L. Gubanova
Publikováno v:
Small Science, Vol 4, Iss 3, Pp n/a-n/a (2024)
Nanostructured palladium (Pd) is a universal catalyst that is widely used in applications ranging from catalytic converters of combustion engine cars to hydrogenation catalysts in industrial processes. Standard protocols for synthesizing such nanopar
Externí odkaz:
https://doaj.org/article/8917ac2742ae48e5a5dd58fa325be841
Autor:
Marcela Sepúlveda, Joanna Musiał, Ivan Saldan, Pavan Kumar Chennam, Jhonatan Rodriguez-Pereira, Hanna Sopha, Beata J. Stanisz, Jan M. Macak
Publikováno v:
Frontiers in Environmental Chemistry, Vol 5 (2024)
Herein, TiO2 single-tube (TiO2 ST-NT) powders with and without magnetite Fe3O4 nanoparticles (TiO2 ST-NT@Fe3O4NPs) are presented for the first time as excellent photocatalysts for the degradation of one of the most popular non-steroidal anti-inflamma
Externí odkaz:
https://doaj.org/article/6f7b5df536bb428d8e40a37bdb092e6f
Autor:
Kaushik Baishya, Kateřina Vrchovecká, Mahnaz Alijani, Jhonatan Rodriguez-Pereira, Sitaramanjaneya Mouli Thalluri, Monika Pávková Goldbergová, Jan Přibyl, Jan M. Macak
Publikováno v:
Applied Surface Science Advances, Vol 18, Iss , Pp 100459- (2023)
The present work studies anodic TiO2 nanotube (TNT) layers and their surface modifications for enhancing the cell behavior of human gingival fibroblast cells (hGFs) with the contribution of bio-AFM (Atomic Force Microscopy) method. TNT layers, prepar
Externí odkaz:
https://doaj.org/article/62ce4d8b947d40a59425db31a3115bc9
Autor:
Inam Mirza, Alexander V. Bulgakov, Hanna Sopha, Sergey V. Starinskiy, Hana Turčičová, Ondřej Novák, Jiří Mužík, Martin Smrž, Vladimir A. Volodin, Tomáš Mocek, Jan M. Macak, Nadezhda M. Bulgakova
Publikováno v:
Frontiers in Nanotechnology, Vol 5 (2023)
As-prepared nanostructured semiconductor materials are usually found in an amorphous form, which needs to be converted into a crystalline one for improving electronic properties and achieving enhanced application functionalities. The most utilized me
Externí odkaz:
https://doaj.org/article/a314130e84ac480ea5d2b16835839ea3
Publikováno v:
ACS Omega, Vol 6, Iss 10, Pp 6554-6558 (2021)
Externí odkaz:
https://doaj.org/article/fa04eb6edb7941f1bbfc691046bd3f31
Autor:
Rudolf Kupcik, Jan M. Macak, Helena Rehulkova, Hanna Sopha, Ivo Fabrik, V. C. Anitha, Jana Klimentova, Pavla Murasova, Zuzana Bilkova, Pavel Rehulka
Publikováno v:
ACS Omega, Vol 4, Iss 7, Pp 12156-12166 (2019)
Externí odkaz:
https://doaj.org/article/b166c5380ef84abfa29d155cdf803d46