Results 91 to 100 of about 91,301 (286)

Design Matters: How Cell Architecture Shapes the Performance, Cost, and Environmental Impact of Battery Technologies

open access: yesAdvanced Energy Materials, EarlyView.
This study introduces a multidimensional framework integrating electrical performance, cost, and life cycle assessment for 140 real and virtual battery cells. Results show that LFP offers low emissions and costs, sodium‐ion excels in resource efficiency, and pouch housings and higher energy densities effectively reduce environmental burdens.
Nicolas Peter Kaiser   +7 more
wiley   +1 more source

Delayed Detached-Eddy Simulations of Aerodynamic Variability During Carrier-Based Aircraft Landing with a Domain Precursor Inflow Method

open access: yesJournal of Marine Science and Engineering
Flight tests and wind tunnel experiments face difficulties in investigating the impact of aircraft carrier air-wake on the landing process. Meanwhile, numerical methods generally exhibit low overall computational efficiency in solving such problems.
Jiawei Fu   +4 more
doaj   +1 more source

Application Prospect and Simulation Verification of ATARI Carrier Landing [PDF]

open access: yesHangkong bingqi
To promote the application and development in the field of carrier-based aircraft landing, this paper analyzes a landing technology of the US Navy, namely Aircraft Terminal Approach Remote Inceptor (ATARI). By adopting research methods such as literature
Wang Jie, Han Wei, Yin Dawei, Wan Bing, Su Xichao
doaj   +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, EarlyView.
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

Artificial Intelligence, International Competition, and the Balance of Power (May 2018) [PDF]

open access: yes, 2018
World leaders, CEOs, and academics have suggested that a revolution in artificial intelligence is upon us. Are they right, and what will advances in artificial intelligence mean for international competition and the balance of power?
Horowitz, Michael C.
core   +1 more source

Design and optimization of processes for recovering rare earth elements from end‐of‐life permanent magnets

open access: yesAIChE Journal, EarlyView.
Abstract Recovery of rare earth elements (REEs) from end‐of‐life (EOL) products represents a strategic opportunity to strengthen the domestic supply chain for rare earth elements. This work presents a superstructure‐based optimization framework for finding the most economical processing pathway for different EOL rare earth permanent magnets (REPMs ...
Chris Laliwala   +6 more
wiley   +1 more source

Impact of visual guidance error on automatic carrier landing performance

open access: yesHangkong gongcheng jinzhan
The positioning accuracy of guidance system is the key factor of automatic carrier landing system to determine the success or failure of the carrier landing.
ZHEN Chong   +4 more
doaj   +1 more source

Smart Bioinspired Material‐Based Actuators: Current Challenges and Prospects

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
This work gathers, in a review style, an extensive and comprehensive literature overview on the development of autonomous actuators based on synthetic materials, bringing together valuable knowledge from several studies. Furthermore, the article identifies the fundamental principles of actuation mechanisms and defines key parameters to address the size
Alejandro Palacios   +4 more
wiley   +1 more source

A large-small model collaboration-driven method for generating special situation in carrier aircraft takeoff and landing

open access: yesZhongguo Jianchuan Yanjiu
ObjectiveThe causal factors underlying anomalies during carrier-based aircraft launch and recovery are often rare and unpredictable. To address the hallucination issues commonly encountered by large language models (LLMs) when generating these anomaly ...
Zhengqing HU   +7 more
doaj   +1 more source

Simulation and analysis of EMP transient electromagnetic effect of aircraft

open access: yesThe Journal of Engineering, 2019
Recently, significant progress has been made in the design and manufacture of various aircraft, such as military and civilian transporters, helicopters, UAVs etc. Thus, research of lightning protection of aircraft becomes critical.
Chen Chen   +6 more
doaj   +1 more source

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