Zobrazeno 1 - 10
of 117
pro vyhledávání: '"Christoph Pfeifer"'
Autor:
Rafat Al Afif, Christoph Pfeifer
Publikováno v:
Carbon Resources Conversion, Vol 5, Iss 3, Pp 248-254 (2022)
Methane potential of three-phase olive mill solid waste (3POMSW) was evaluated by biochemical methane potential (BMP) tests at temperatures of 37.5 °C and 55 °C. The results have shown, that thermophilic processing has a higher methane and biogas y
Externí odkaz:
https://doaj.org/article/e5478175a7534557aede32a6658b691d
Autor:
Gerhard Soja, Anders Sörensen, Bernhard Drosg, Wolfgang Gabauer, Markus Ortner, Alexander Schumergruber, Gerald Dunst, Daniela Meitner, Elena Guillen-Burrieza, Christoph Pfeifer
Publikováno v:
Heliyon, Vol 9, Iss 4, Pp e15169- (2023)
Abattoirs produce by-products that may become valuable resources for nutrient recycling and energy generation by including pyrolysis and biogas production in the value creation chain. This study investigated the potential of bone chars as sorbents fo
Externí odkaz:
https://doaj.org/article/05a41d97c71e4d8fbb12eedb78341747
Autor:
Rafat Al Afif, Christoph Pfeifer
Publikováno v:
Carbon Resources Conversion, Vol 4, Iss , Pp 164-168 (2021)
Cotton stalks (CS) are lignocellulosic agricultural by-products, a potential source for biogas production, but pretreatment must be considered since hydrolysis is the rate-limiting stage for lignocellulosic biomass substrates. This study investigates
Externí odkaz:
https://doaj.org/article/0ec101f9c55543c7aeaf2e5b133579bc
Autor:
Natalia Politaeva, Elena Taranovskaya, Liliya Mukhametova, Svetlana Ilyashenko, Irina Atamanyuk, Rafat Al Afif, Christoph Pfeifer
Publikováno v:
International Journal of Technology, Vol 11, Iss 8, Pp 1608-1617 (2020)
Carbon materials and cotton fibers (CFs) are eco-friendly and cost-effective solutions for water purification. However, enhancing the filtration efficiency of these materials remains challenging. In this study, the capacity of heat-treated sorben
Externí odkaz:
https://doaj.org/article/af466923bc1c4f0b92bc3fbf6918d4f7
Autor:
Vladimír Frišták, Diana Bošanská, Vladimír Turčan, Martin Pipíška, Christoph Pfeifer, Gerhard Soja
Publikováno v:
Agriculture, Vol 13, Iss 1, p 89 (2022)
The recovery of sludge produced in the wastewater treatment process in WWTPs is often limited by the high content of toxic forms of contaminants of both an inorganic and organic nature. One of the options for the effective treatment of the world’s
Externí odkaz:
https://doaj.org/article/a062eb479d314567ae6f75e7ee7a0322
Publikováno v:
International Journal of Thermofluids, Vol 11, Iss , Pp 100103- (2021)
Designing a solar cell that can harvest energy with a high level of efficiency is an important research topic. For improving the performance of solar cells, this paper introduces four proposed structures for solar cells and examines their efficiencie
Externí odkaz:
https://doaj.org/article/75747d2abd874a6f84fde627a8c44c9b
Publikováno v:
Energies, Vol 15, Iss 9, p 3151 (2022)
In recent decades, works have been published on the Hybrid Renewable Energy System (HRES) to provide available, feasible, and efficient renewable energy systems. Several studies have looked at the efficiency of the systems in terms of sustainability
Externí odkaz:
https://doaj.org/article/914e3324224f4229b476479d0029cd75
Publikováno v:
Carbon Resources Conversion, Vol 1, Iss 1, Pp 81-85 (2018)
Hydrothermal carbonization (HTC) of biomass is a promising method to produce carbonaceous materials. The work presented in this article addresses the application of hydrothermal carbonization (HTC) to produce a solid fuel named HTC-Biochar, whose cha
Externí odkaz:
https://doaj.org/article/aa6286560a2a47b290644f8d40004469
Publikováno v:
Applied Sciences, Vol 11, Iss 23, p 11122 (2021)
This paper is the result of the first-phase, inter-disciplinary work of a multi-disciplinary research project (“Urban pop-up housing environments and their potential as local innovation systems”) consisting of energy engineers and waste managers,
Externí odkaz:
https://doaj.org/article/e33b7e56be854d6aaa009911e7d76b17
Publikováno v:
Materials, Vol 14, Iss 19, p 5467 (2021)
In this work, a process chain for the fabrication of dense zirconia parts will be presented covering the individual steps feedstock compounding, 3D printing via Fused Filament Fabrication (FFF) and thermal postprocessing including debinding and sinte
Externí odkaz:
https://doaj.org/article/68cc6659567c499f9cb34dfba5a1d36d