Results 51 to 60 of about 108,068 (160)

A Review on Combustion Instability of Hydrogen-Enriched Marine Gas Turbines

open access: yesJournal of Marine Science and Engineering
Hydrogen is widely regarded as a promising carbon-free alternative fuel. However, the development of low-emission marine gas turbine combustion systems has been hindered by the associated risks of combustion instability, also termed as thermoacoustic ...
Jiaying Cheng   +4 more
doaj   +1 more source

Fundamentals, Advances, and Applications of Electrospun Nanofibrous 3D Materials

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 43, November 15, 2026.
Three‐dimensional electrospun nanofibrous systems offer unique properties and microenvironments. These properties are determined by the fabrication strategies employed and can be adjusted by the incorporation of functional additives to achieve multifunctionality for specific applications. The applications range from the biomedical to the environmental,
Rebecca Hengsbach   +4 more
wiley   +1 more source

Cross‐scale Material‐Structure Synergy for 2D Metamaterials: Toward Customizable Intelligent Electromagnetic Manipulation in Multiphysics Fields

open access: yesAdvanced Science, Volume 13, Issue 58, 19 October 2026.
Recent advances in metasurface‐enabled low‐observable technologies are reviewed from the perspective of cross‐scale material–structure synergy. Electromagnetic, thermal, optical, and acoustic stealth are highlighted together with dynamic tuning, programmable coding, data‐driven inverse design, artificial intelligence, multispectral compatibility, and ...
Shuhao Wang   +5 more
wiley   +1 more source

Numerical optimizing noise damping performances of Helmholtz resonators with a rigid baffle implemented at neck in presence of a grazing flow

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2022
As an applicable noise attenuator, Helmholtz resonator is mainly used to dampen acoustic noise at low- and medium-frequency ranges. It is typically implemented in combustion-engines and gas turbines to dampen thermoacoustic instabilities. However, it has
Weiwei Wu, Yiheng Guan
doaj   +1 more source

Hydrogen‐Based Long‐Duration Energy Storage: Technologies, System Integration, and Techno‐Economic Performance

open access: yesGlobal Challenges, Volume 10, Issue 8, August 2026.
Hydrogen‐based long‐duration energy storage (LDES) converts surplus renewable electricity into hydrogen through electrolysis, stores it using suitable storage technologies, and reconverts it into electricity, heat, or transport fuels. AI‐driven optimization, digital twins, and techno‐economic, environmental, and reliability assessments enable efficient,
Reda A. Haggam   +4 more
wiley   +1 more source

The Future of Hydrogen‐Powered Aviation: Technologies, Challenges, and a Strategic Roadmap for Sustainable Decarbonization

open access: yesAdvanced Energy and Sustainability Research, Volume 7, Issue 3, March 2026.
Hydrogen‐powered aviation offers a transformative pathway to zero‐emission flight by eliminating in‐flight CO2 emissions. Key considerations include propulsion systems (fuel cells and hydrogen combustion), cryogenic storage and insulation challenges, infrastructure and cost barriers, and supply‐chain constraints.
Mubasshira   +4 more
wiley   +1 more source

Thermoacoustic instability in a solid rocket motor: non-normality and nonlinear instabilities

open access: yes, 2010
An analytical framework is developed to understand and predict the thermoacoustic instability in solid rocket motors, taking into account the non-orthogonality of the eigenmodes of the unsteady coupled system. The coupled system comprises the dynamics of
Mariappan, sathesh   +4 more
core   +1 more source

Continuous and explosive synchronization transition in turbulent combustors

open access: yesAIP Advances
Thermoacoustic instabilities in turbulent combustors have disastrous consequences and present notorious challenges in their modeling, prediction, and control.
Samarjeet Singh   +4 more
doaj   +1 more source

Energizing Change: Liquid‐Metal‐Enabled Nanogenerators for Smart Textiles

open access: yesSmall Structures, Volume 7, Issue 3, March 2026.
This review highlights how liquid metals (LMs) improve energy‐harvesting smart textiles through flexible, conductive, and stable electrodes, enhancing the performance of piezoelectric and triboelectric nanogenerators. It explores LM chemistry, device innovations, textile compatibility, and future challenges, offering a roadmap for practical ...
Kamyar Shirvanimoghaddam   +4 more
wiley   +1 more source

Electrically Driven Supersonic Combustion

open access: yesEnergies, 2018
This manuscript reviews published works related to plasma assistance in supersonic combustion; focusing on mixing enhancement, ignition and flameholding. A special attention is paid for studies, which the author participated in person.
Sergey B. Leonov
doaj   +1 more source

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