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Karel Friess

University of Chemistry and Technology, Prague

SCHOLARLY PAPERS

6

DOWNLOADS

252

TOTAL CITATIONS

0

Scholarly Papers (6)

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1.

Preparation and Characterization of Nh3 Gas Sensor Based on Fe Doped -Pani/Ceo2nanoparticles

Number of pages: 20 Posted: 30 Aug 2023
Chakavak Esmaeili, Saeed Ashtiani, Chhabilal Regmi, Alexandr Laposa, Jan Voves, Jiří Kroutil, Karel Friess and Vojtech Povolny
Czech Technical University, University of Chemistry and Technology, Prague, University of Chemistry and Technology, Prague, Czech Technical University, Czech Technical University, Czech Technical University, University of Chemistry and Technology, Prague and Czech Technical University
Downloads 63 (933,592)

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PANI, CeO2, Fe doped nanoparticles, NH3 gas sensor, UV irradiation

2.

Molecular Simulation of Poly(Vdf-Hfp) Copolymer with Imidazolium-Based Ionic Liquid as an Effective Medium for Biogas Separation

Number of pages: 20 Posted: 18 May 2022
Pavel Izak, Addison Jung, David Řeha, Babak Minofar, Petr Stanovský, Maria Pasichnyk, Michal Přibyl, Jason E. Bara and Karel Friess
affiliation not provided to SSRN, affiliation not provided to SSRN, University College London - Institute of Structural and Molecular Biology, University of Miskolc, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Alabama at Birmingham and University of Chemistry and Technology, Prague
Downloads 55 (1,020,567)

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Biogas, Molecular Dynamic simulation, ionic liquids

3.

Preparation and Characterization of NH 3 Gas Sensor Based on PANI/Fe-Doped CeO 2 Nanocomposite

Number of pages: 19 Posted: 31 Oct 2023
Chakavak Esmaeili, Saeed Ashtiani, Chhabilal Regmi, Alexandr Laposa, Jan Voves, Jiří Kroutil, Karel Friess and Vojtech Povolny
Czech Technical University, University of Chemistry and Technology, Prague, University of Chemistry and Technology, Prague, Czech Technical University, Czech Technical University, Czech Technical University, University of Chemistry and Technology, Prague and Czech Technical University
Downloads 53 (1,041,696)

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Polyaniline (PANI), Ceric oxide (CeO2), Fe doped nanocomposite, NH3 gas sensor, interfering gases

4.

Unveiling the Effect of Surface Modification of Spherical Pvdf Nanoparticles Via Zif-8 and Nh2 Functional Groups on Gas Adsorption and Cell Nanotoxicity

Number of pages: 21 Posted: 12 Aug 2024
Saeed ashtiani, Tomáš Přibyl, Jana Floreková, Filip Průša, Tomáš Ruml, Josef Schneider, Dániel Gardenӧ, Jaroslav Zelenka, Zdeněk Sofer and Karel Friess
affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Chemistry and Technology, Prague, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Chemistry and Technology, Prague, University of Chemistry and Technology, Prague and University of Chemistry and Technology, Prague
Downloads 35 (1,249,711)

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Spherical PVDF nanoparticles, ZIF-8 decoration, surface tailoring, gas sorption, amination, cell nanotoxicity

5.

Gas Separation Performance of Ultra-Permeable Graphene Oxide Membranes Supported by Single-Wall Carbon Nanotubes: Unveiling the Effect of Fabrication Method, Gas Flow Transport Type, and Material Aging

Number of pages: 34 Posted: 01 Feb 2025
Dániel Gardenӧ, Laura Bábanová, Vlastimil Mazánek, Zdeněk Sofer, Pavel Kríž, Lukáš Mrazík, Jan Mareš, Jana Floreková, Josef Schneider, Saeed ashtiani, Carola Vorndran, Matthias Thommes and Karel Friess
affiliation not provided to SSRN, affiliation not provided to SSRN, University of Chemistry and Technology, Prague, University of Chemistry and Technology, Prague, affiliation not provided to SSRN, University of Chemistry and Technology, Prague, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN and University of Chemistry and Technology, Prague
Downloads 30 (1,318,317)

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graphene oxide membrane, material aging, Knudsen, Darcy, and Binary Friction Model, gas permeability, Robeson upper bound overcoming

6.

Investigation of 2D-carbon-based membranes with adjustable pores for aqueous low-pressure ultrafiltration

Number of pages: 47 Posted: 06 Apr 2026
Dániel Gardenӧ, Johannes T. Wieczorek, Tanja Weber, Malte Kaspereit, Oldřich Cicvárek, Zdeněk Sofer and Karel Friess
affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Chemistry and Technology, Prague and University of Chemistry and Technology, Prague
Downloads 16 (1,491,251)

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carbon-based, Membrane, Graphene oxide, Carbon nanotubes, low-pressure ultrafiltration, polyethylene glycol, one-filtration method