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High sensitivity SAW hydrogen gas sensor based on thermal conductivity effect [PDF]

open access: yesMicrosystems & Nanoengineering
Wide-range and high-sensitivity hydrogen sensors are critically important for hydrogen safety in aerospace and advanced transportation sectors. This work demonstrates a thermal-conductivity surface acoustic wave (SAW) based sensor to achieve high ...
Baile Cui   +6 more
doaj   +2 more sources

Hydrogen-Powered Vehicles: A Paradigm Shift in Sustainable Transportation

open access: yesEnergies
The global shift towards sustainable energy solutions has prompted a reevaluation of traditional transportation methods. In this context, the replacement of electric cars with hydrogen-powered vehicles is emerging as a promising and transformative ...
Beata Kurc   +5 more
doaj   +3 more sources

Dynamic Hydrogen‐Bonding Nanonetworks and Asymmetric Dual‐Interface Built‐In Electric Fields Cooperatively Mediate Proton‐Coupled Electron Transfer for C─H Activation [PDF]

open access: yesAdvanced Science
C─H bond activation represents a ubiquitous transformation in chemistry, yet challenging owing to the complex requirements for proton and electron transfer. A general strategy for constructing proton–electron dual‐transport‐channel photocatalysts: hollow
Yi‐Wen Han   +7 more
doaj   +2 more sources

Reversible Stress‐memory Phosphorescent Carbon Nanodots via Supramolecular Confinement Engineering for Aerospace Monitoring [PDF]

open access: yesAdvanced Science
The development of mechano‐responsive room‐temperature phosphorescent (RTP) materials with reversibility and durable memory stress‐recording capability remains a critical challenge, particularly under extreme operational conditions where covalent bond ...
Yachuan Liang   +7 more
doaj   +2 more sources

EFFICIENT ENERGY STORAGE AND HYDROGEN PRODUCTION FOR A SUSTAINABLE FUTURE INSIDE THE OIL AND GAS INDUSTRY [PDF]

open access: yesRomanian Journal of Petroleum & Gas Technology, 2023
Hydrogen transcends its traditional perception as a standalone green energy source, assuming a pivotal role in elevating the efficiency of green energy production.
Andrei-Stefan Oprisescu-Dulgheru   +1 more
doaj   +1 more source

A Brief on Nano-Based Hydrogen Energy Transition

open access: yesHydrogen, 2023
Considering the clean, renewable, and ecologically friendly characteristics of hydrogen gas, as well as its high energy density, hydrogen energy is thought to be the most potent contender to locally replace fossil fuels.
Rui F. M. Lobo
doaj   +1 more source

Safety Evaluation of Hydrogen Pipeline Transport: an Approach Based on Machine Learning

open access: yesChemical Engineering Transactions, 2023
The issue of global warming imposes a change of paradigm in the energy sector to mitigate the human impact on the environment. In this perspective, hydrogen can be produced through water electrolysis and used in fuel-cell systems with near-zero pollutant
Abhishek Subedi   +3 more
doaj   +1 more source

Economic assessment of hydrogen production in a Renewable Energy Community in Italy

open access: yese-Prime: Advances in Electrical Engineering, Electronics and Energy, 2023
Renewable Energy Community (REC) is a new paradigm in European Union to produce, transform, share and sell renewables at a local consumer level, also via e-fuel (i.e. hydrogen).
Giuseppe Spazzafumo, Giulio Raimondi
doaj   +1 more source

Unraveling chirality transfer mechanism by structural isomer-derived hydrogen bonding interaction in 2D chiral perovskite

open access: yesNature Communications, 2023
In principle, the induced chirality of hybrid perovskites results from symmetry-breaking within inorganic frameworks. However, the detailed mechanism behind the chirality transfer remains unknown due to the lack of systematic studies.
Jaehyun Son   +11 more
doaj   +1 more source

Hydrogen and the Transition from Gas Networks to a New Energy Carrier Paradigm

open access: yesU.Porto Journal of Engineering, 2021
Portugal has developed a national roadmap for hydrogen deployment as a key element of the Portuguese energy transition towards carbon neutrality, with a major contribution towards the electrification of society, generating synergies between the electric ...
Bruno Henrique Santos   +1 more
doaj   +1 more source

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