Results 121 to 130 of about 52,295 (267)

Study the fault-tolerant design of flight control system based on distributed systems architecture

open access: yesHangkong gongcheng jinzhan
The traditional centralized flight control system architecture is independent of other systems such as electromechanical and mission systems,making it difficult to meet the requirements of modern fighter system comprehensive design.
YANG Zhaoxu   +3 more
doaj   +1 more source

Fish Scales: A Multifunctional Biomaterial from Nature

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Fish scales demonstrate nature's solution to impact protection through overlapping multilayered architecture. This biological design combines mineralized surfaces with collagen networks to achieve both flexibility and fracture resistance. The structural principles inspire advanced protective materials and biomedical implants, where damage tolerance ...
Liyao Dong, Xiaojie Sun, Xiguang Chen
wiley   +1 more source

Dynamic power distribution management for all electric aircraft [PDF]

open access: yes, 2011
In recent years, with the rapid development of electric and electronic technology, the All-Electric Aircraft (AEA) concept has attracted more and more attention, which only utilizes the electric power instead of conventional hydraulic and pneumatic ...
Xia, Xiuxian
core  

Multidisciplinary design optimization of UAV airframes

open access: yes, 2006
If one considers the problem of converting an aircraft mission profile into an airframe design from an optimization theory perspective, it becomes obvious that the search problem comes with all the trimmings.
Andy Keane   +3 more
core   +1 more source

LN-SCNet: A Lightweight Convolutional Neural Network for SAR Ship Classification

open access: yesIEEE Access
Ship classification is a critical challenge in the domain of synthetic aperture radar (SAR) automatic target recognition, primarily due to the large number of pixels occupied by ships in high-resolution SAR images. This results in substantial input sizes,
Shuang Zhao   +3 more
doaj   +1 more source

Solar Fuels Via Methane Valorization: Thermochemical Pathways, Unified Metrics, and Techno‐Economic Perspectives

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A first‐of‐its‐kind review benchmarks three solar methane valorization pathways with unified performance metrics for clean fuel production. Meeting global climate targets and sustainable energy demands requires carbon‐neutral fuels and innovative conversion pathways.
Muhammad Abdulmoez   +3 more
wiley   +1 more source

Integrated Tool for Cabin and Fuselage Modeling in Future Aircraft Research

open access: yes, 2013
The paper describes a set of software tools for cabin and fuselage engineering in conceptual aircraft design.
Gollnick, Volker   +2 more
core  

Gain scheduling for a passenger aircraft control system to satisfy handling qualities [PDF]

open access: yes, 2010
This thesis considers the problem of designing gain scheduled flight control system (FCS) for large transport aircraft that satisfy handling qualities criteria.
Guo, Wei
core  

Study on application-oriented evaluation method for stealth materials

open access: yesHangkong gongcheng jinzhan
The performance verification and evaluation of stealth materials are a crucial part in the research & development(R&D)and application cycle of high-performance stealth materials.
CUI Yiwen   +3 more
doaj   +1 more source

Flexible Direct‐Conversion X‐Ray Detectors: From Emerging Materials to Conformal Imaging

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This comprehensive review analyzed the performance, challenges, and future directions of four emerging material systems for next‐generation flexible direct‐conversion X‐ray detectors: organic semiconductors, perovskites, metal–organic frameworks, and inorganic metal compounds.
Haipeng Di   +11 more
wiley   +1 more source

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