Zobrazeno 1 - 10
of 49
pro vyhledávání: '"Michał Młotek"'
Autor:
Hubert Ronduda, Michał Młotek, Weronika Góral, Magdalena Zybert, Andrzej Ostrowski, Kamil Sobczak, Krzysztof Krawczyk, Wioletta Raróg-Pilecka
Publikováno v:
Journal of CO2 Utilization, Vol 82, Iss , Pp 102755- (2024)
Hydrogen is considered the cleanest, most environmentally friendly fuel and energy carrier required for the gradual decarbonisation of many industrial sectors. Using ammonia as a Cox-free source of hydrogen is the most reasonable and most applicable
Externí odkaz:
https://doaj.org/article/89fffd78ee1f4dcf8dd51124f856dad8
Autor:
Joanna Siemak, Bogdan Ulejczyk, Grzegorz Mikołajczak, Jakub Pęksiński, Joanna Sreńscek-Nazzal, Michał Młotek, Krzysztof Krawczyk, Beata Michalkiewicz
Publikováno v:
Applied Sciences, Vol 14, Iss 15, p 6438 (2024)
The commercially available activated carbon was modified using barrier and spark discharge low-temperature nitrogen plasma treatment. The samples were investigated using nitrogen sorption at a temperature of −196 °C, XRD, SEM, and FTIR methods, an
Externí odkaz:
https://doaj.org/article/a8bca450ac3c4b93b4eb91eaa9c86c29
Publikováno v:
Energy Reports, Vol 8, Iss , Pp 183-191 (2022)
An efficient production of hydrogen from a mixture of methanol and water is possible in a spark discharge. In this discharge, there is a synergistic effect of high-energy electrons and high temperature interactions, which enables an efficient course
Externí odkaz:
https://doaj.org/article/32112477a8ee467f8398d248c59c2b04
Publikováno v:
ACS Omega, Vol 6, Iss 50, Pp 34805-34811 (2021)
Externí odkaz:
https://doaj.org/article/727f533884e34c92a0b2e483cc0eff1a
Autor:
Krzysztof Krawczyk, Agnieszka Jankowska, Michał Młotek, Bogdan Ulejczyk, Tomasz Kobiela, Krystyna Ławniczak-Jabłońska
Publikováno v:
Materials, Vol 16, Iss 8, p 2973 (2023)
The objective of the study was to modify the surface of the silicone rubber, using dielectric barrier discharge (DBD) to improve its hydrophilic properties. The influence of the exposure time, discharge power, and gas composition—in which the diele
Externí odkaz:
https://doaj.org/article/19e6f9630fdb4f82b1cd6d9a9ab38978
Publikováno v:
Catalysts, Vol 12, Iss 6, p 635 (2022)
The decomposition of toluene as a tar imitator in a gas composition similar to the gas after biomass pyrolysis was studied in a plasma–catalytic system. Nickel catalysts and the plasma from gliding arc discharge under atmospheric pressure were used
Externí odkaz:
https://doaj.org/article/f669f1f888a94a88be03ea909d943cb2
Publikováno v:
Energies, Vol 15, Iss 8, p 2777 (2022)
This study concerns the production of hydrogen from a mixture of ethanol and water. The process was conducted in plasma generated by a spark discharge. The substrates were introduced in the liquid phase into the reactor. The gaseous products formed i
Externí odkaz:
https://doaj.org/article/6693453ed75e4df5a38e303af7f03fed
Publikováno v:
Energies, Vol 15, Iss 9, p 3050 (2022)
The present work describes highly efficient hydrogen production from ethanol in a plasma-catalytic reactor depending on the discharge power and catalyst bed temperature. Hydrogen production increased as the power increased from 15 to 25 W. A further
Externí odkaz:
https://doaj.org/article/ff72f689e1d44a53a1e5a43bab6c658c
Publikováno v:
Catalysts, Vol 12, Iss 3, p 278 (2022)
In this work, a metal cobalt catalyst was synthesized, and its activity in the hydrogen production process was tested. The substrates were water and ethanol. Activity tests were conducted at a temperature range of 350–600 °C, water to ethanol mola
Externí odkaz:
https://doaj.org/article/2cbdeabb62b24ff297fb3f594f4b99f3
Autor:
Joanna Woroszył-Wojno, Michał Młotek, Michalina Perron, Paweł Jóźwik, Bogdan Ulejczyk, Krzysztof Krawczyk
Publikováno v:
Catalysts, Vol 11, Iss 7, p 860 (2021)
Biomass can be considered a renewable energy source. It undergoes a gasification process to obtain gaseous fuel, which converts it into combustible gaseous products such as hydrogen, carbon monoxide, and methane. The process also generates undesirabl
Externí odkaz:
https://doaj.org/article/0caa56a50d0b478589a4acd590b4ef61