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Guido Saccone and Marco Marini
In the framework of the ?Multidisciplinary Optimization and Regulations for Low-boom and Environmentally Sustainable Supersonic aviation? project, pursued by a consortium of European government and academic institutions, coordinated by Politecnico di Tor...
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Maria Helena de Sá
This work discusses the current scenario and future growth of electrochemical energy devices, such as water electrolyzers and fuel cells. It is based on the pivotal role that hydrogen can play as an energy carrier to replace fossil fuels. Moreover, it is...
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Mustafa Güven Kaysim, Ahmet Metin Kumlay, Kamil Haliloglu, Aras Türkoglu, Magdalena Piekutowska, Hayrunnisa Nadaroglu, Azize Alayli and Gniewko Niedbala
We explored the impact of strontium oxide nanoparticles (SrO-NPs), synthesized through a green method, on seedling growth of bread wheat in hydroponic systems. The wheat plants were exposed to SrO-NPs concentrations ranging from 0.5 mM to 8.0 mM. Various...
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Hegazy Rezk, A. G. Olabi, Mohammad Ali Abdelkareem, Ali Alahmer and Enas Taha Sayed
The use of green hydrogen as a fuel source for marine applications has the potential to significantly reduce the carbon footprint of the industry. The development of a sustainable and cost-effective method for producing green hydrogen has gained a lot of...
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Gaurav Soni, Rui Costa Neto and Lúcia Moreira
Similar to other industries, the maritime industry is also facing increasing restrictions on ships regarding pollution control. The research presented in this paper is aimed at studying the pros and cons of alternative fuels followed by a detailed analys...
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Jona Eissele, Stefan Lafer, Cristian Mejía Burbano, Julian Schließus, Tristan Wiedmann, Jonas Mangold and Andreas Strohmayer
Over the past few years, the rapid growth of air traffic and the associated increase in emissions have created a need for sustainable aviation. Motivated by these challenges, this paper explores how a 50-passenger regional aircraft can be hybridized to f...
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Christian Paravan, Anwer Hashish and Valerio Santolini
Hybrid rocket engines (HREs) offer a low-cost, reliable, and environmentally friendly solution for both launch and in-space applications. Hybrid propellants have been identified as green thanks to their use of non-toxic, non-carcinogenic oxidizers. Of pa...
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Matthew Knight, Eduardo Blanco-Davis, Oliver Platt and Milad Armin
Green energy is at the forefront of current policy, research, and engineering, but some of the potential fuels require either a lot of deeper research, or a lot of infrastructure before they can be implemented. In the case of hydrogen both are true. This...
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Stanislav Karpuk, Yiyuan Ma and Ali Elham
Present work investigates the potential of a long-range commercial blended wing body configuration powered by hydrogen combustion engines with future airframe and propulsion technologies. Future technologies include advanced materials, load alleviation t...
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Adrian Parzybut, Pawel Surmacz and Zbigniew Gut
This study investigates the use of MnxOy/Al2O3 and Pt/Al2O3 catalysts for the decomposition of hydrogen peroxide in thrusters. It describes the purpose, procedures, performance, and conclusions coming from the test campaign of the catalyst lifetimes. In ...
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