Zobrazeno 1 - 10
of 33
pro vyhledávání: '"Ireneusz Kocemba"'
Autor:
Walerian Arabczyk, Rafał Pelka, Agnieszka Brzoza-Kos, Ireneusz Kocemba, Paulina Rokicka-Konieczna, Katarzyna Skulmowska-Polok, Kamila Klimza, Zofia Lendzion-Bieluń
Publikováno v:
Applied Sciences, Vol 14, Iss 18, p 8452 (2024)
The kinetics of phase transformations in the nitriding process α-Fe → γ’-Fe4N → ε-Fe3-2N of the pre-reduced iron ammonia synthesis catalyst was investigated under in situ conditions (atmospheric pressure, 350 °C) by measuring changes of mas
Externí odkaz:
https://doaj.org/article/c739057b4fbd4211a5ac72c4d782dfc8
Autor:
Ireneusz Kocemba, Izabela Śmiechowicz, Marcin Jędrzejczyk, Jacek Rogowski, Jacek Michał Rynkowski
Publikováno v:
Catalysts, Vol 11, Iss 12, p 1475 (2021)
The concept of very strong metal–support interactions (VSMSI) was defined in regard to the interactions that influence the catalytic properties of catalysts due to the creation of a new phase as a result of a solid-state chemical reaction between t
Externí odkaz:
https://doaj.org/article/f43df7a890ea4dd59f7fcfee43a7bd41
Publikováno v:
Catalysts, Vol 10, Iss 9, p 1026 (2020)
γ-Al2O3 supported Ni-Pd catalysts with different Ni:Pd ratios were studied in the hydrogenation of two industrially-relevant platform molecules derived from biomass, namely levulinic acid and hydroxymethylfurfural. The bimetallic catalysts showed be
Externí odkaz:
https://doaj.org/article/6576816dc1a749888ab19982e8d4d1d5
Autor:
Kamila Maj, Ireneusz Kocemba
Publikováno v:
Adsorption Science & Technology, Vol 36 (2018)
During catalytic cracking of methane reaction, different carbon nanostructures can be formed. This paper shows the results of a characteristic nanostructured carbon deposit obtained during cracking of methane reaction over nanocrystalline iron cataly
Externí odkaz:
https://doaj.org/article/c6ec8309acc14043a02e9f818dd28f34
Publikováno v:
Adsorption Science & Technology, Vol 33 (2015)
The effect of cobalt addition on the activity of nanocrystalline iron catalysts in the cracking of methane reaction is studied. The composition and properties of the catalyst were determined by inductively coupled plasma optical emission spectrometry
Externí odkaz:
https://doaj.org/article/b5f1322115b84184b0165c87380d9331
Publikováno v:
Adsorption Science & Technology, Vol 20 (2002)
Semiconductor gas sensors based on metal oxides have been widely accepted as an important tool for the detection of different gases in air. An understanding of all the mechanisms related to such detection is essential in order to improve the sensitiv
Externí odkaz:
https://doaj.org/article/26b28bb006b84ead97f6ec001097b6bf
Autor:
Walerian Arabczyk, Rafał Pelka, Ireneusz Kocemba, Agnieszka Brzoza-Kos, Andrzej Wyszkowski, Zofia Lendzion-Bieluń
Publikováno v:
The Journal of Physical Chemistry C. 126:7704-7710
Publikováno v:
Sensors and Actuators A: Physical. 288:144-148
The article describes the concept of the construction and the operating principle of the sensor for controlling the gas nitriding process of iron powders. The detection mechanism is based on Seebeck phenomenon and measurements of thermal electromotiv
Publikováno v:
Catalysts
Volume 10
Issue 9
Catalysts, Vol 10, Iss 1026, p 1026 (2020)
Catalysts, MDPI, 2020, 10 (9), pp.1026. ⟨10.3390/catal10091026⟩
Volume 10
Issue 9
Catalysts, Vol 10, Iss 1026, p 1026 (2020)
Catalysts, MDPI, 2020, 10 (9), pp.1026. ⟨10.3390/catal10091026⟩
&gamma
Al2O3 supported Ni-Pd catalysts with different Ni:Pd ratios were studied in the hydrogenation of two industrially-relevant platform molecules derived from biomass, namely levulinic acid and hydroxymethylfurfural. The bimetallic catalysts
Al2O3 supported Ni-Pd catalysts with different Ni:Pd ratios were studied in the hydrogenation of two industrially-relevant platform molecules derived from biomass, namely levulinic acid and hydroxymethylfurfural. The bimetallic catalysts
Publikováno v:
Catalysts; Volume 11; Issue 12; Pages: 1475
Catalysts, Vol 11, Iss 1475, p 1475 (2021)
Catalysts, Vol 11, Iss 1475, p 1475 (2021)
The concept of very strong metal–support interactions (VSMSI) was defined in regard to the interactions that influence the catalytic properties of catalysts due to the creation of a new phase as a result of a solid-state chemical reaction between t