Results 201 to 210 of about 617,338 (368)

Alternate aircraft fuels: Prospects and operational implications [PDF]

open access: yes
The potential use of coal-derived aviation fuels was assessed. The studies addressed the prices and thermal efficiencies associated with the production of coal-derived aviation kerosene, liquid methane and liquid hydrogen and the air terminal ...
Witcofski, R. D.
core   +1 more source

Aviation and social exclusion [PDF]

open access: yes, 2012
The impact of forecast growth in aviation on UK passengers socio-economic groups is analysed.Publisher ...
Sustainable Development Commission
core  

High quality large‐scale nickel‐rich layered oxides precursor co‐precipitation via domain adaptation‐based machine learning

open access: yesInfoMat, EarlyView.
This work pioneers an AI‐driven defect prediction system and optimized scheduling to enhance the stability of nickel‐rich layered oxide precursors, enabling large‐scale production. With an 83% capacity retention after 500 cycles and exceptional sphericity, it sets a new benchmark for the stable, high‐yield synthesis of advanced lithium‐ion battery ...
Junyoung Seo   +7 more
wiley   +1 more source

Practice and Theory of Aviation.—IV [PDF]

open access: green, 1910
Grover Cleveland Loening
openalex   +1 more source

NASA aviation safety reporting system [PDF]

open access: yes
During the second quarter of the Aviation Safety Reporting System (ASRS) operation, 1,497 reports were received from pilots, controllers, and others in the national aviation system.

core   +1 more source

Flight Operations and Engineering Documentation Managing and Distribution Supported by Intelligent Transport Systems [PDF]

open access: yes, 2000
Aviation as a multitude of activities is meant to satisfy needs of its customers to overcome distance and time between any departure and arrival point in the world.
Bazijanac, E., Pavlin, S., Sikora, I.
core  

Advantages of regional development—A study on poverty alleviation in contiguous destitute areas

open access: yesInternational Studies of Economics, EarlyView.
Abstract The 2011–2020 period is the final stage of poverty alleviation in China, which emphasizes regional development. Using county‐level panel data from 2006 to 2015, we explore the impact of regional poverty alleviation policy on economic growth of contiguous destitute areas (CDAs) in China.
Du Hongyu
wiley   +1 more source

Recent Progress in Aviation.—II [PDF]

open access: green, 1910
Octave Chanute
openalex   +1 more source

How much and how long? The transmission of external shocks on stock market in Chinese hospitality and tourism industry

open access: yesInternational Studies of Economics, EarlyView.
Abstract In this study, we employ the synthetic control method to evaluate the transmission of external shocks, taking COVID‐19 as an example, on the stock market in the Chinese hospitality and tourism industry, specifically in the catering, hotel, cultural landscape, natural landscape, and travel agency sectors. We find an increasingly negative causal
Yuan Chen   +3 more
wiley   +1 more source

Aviation rag [PDF]

open access: hybrid, 1910
Mark Janza
openalex   +1 more source

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