Results 181 to 190 of about 1,409,896 (386)

The Effects of the Security Environment on Military Expenditures: Pooled Analyses of 165 Countries, 1950-2000 [PDF]

open access: yes
Countries' military expenditures differ greatly across both space and time. This study examines the determinants of military spending, with particular reference to the importance of the external security environment.
Bruce Russett   +2 more
core  

The Cinderella tree, Quillaja saponaria – A soap story

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Our current understanding of plants has been shaped by the entwining of different cultures. The Chilean soapbark tree, traditionally valued as a source of natural soap, was shown by serendipitous research in France in the 1900s to produce compounds that can boost the immune response to vaccines.
Anne Osbourn
wiley   +1 more source

Protected and productive: How greenhouses should deliver UK food security

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
The United Kingdom produces less than 20% of its fruit and ~50% of its vegetables, leaving it highly import dependent and vulnerable to supply chain disruptions. Our study maps 2085 ha of existing greenhouses, over 70% more than 40 years old, and identifies where modern infrastructure could expand production.
Sven Batke   +3 more
wiley   +1 more source

Improved malicious node detection method for detecting a bait in an extensive network for getting the maximum throughput

open access: yesIET Communications, EarlyView., 2022
Abstract Mobile Ad‐hoc Network (MANET) is an ad hoc Wireless subset with a unique dynamic geometry of the system and movable nodes. The MANETs are auto‐organized networks that permit mobility without infrastructure. Specific protocols for MANET routing are provided with these attributes.
Shalini Goel   +5 more
wiley   +1 more source

Did Big Government's Largesse Help the Locals? The Implications of WWII Spending for Local Economic Activity, 1939-1958 [PDF]

open access: yes
Studies of the development of local economies often point to large-scale World War II military spending as a source of long-term economic growth, even though the spending declined sharply after the demobilization. We examine the longer term impact of the
Joseph Cullen, Price V. Fishback
core  

Carbon Material Films for Flexible and Efficient Electromagnetic Interference Shielding: A Review

open access: yesRare Metals, EarlyView.
ABSTRACT With the rapid development of technology such as the Internet and electronic devices, electromagnetic radiation pollution has become an increasingly prominent issue, which negatively impacts both human health and the normal operation of equipment.
Yu‐Xin Chen   +10 more
wiley   +1 more source

The Demand for Military Spending in Egypt [PDF]

open access: yes
Egypt plays a pivotal role in the security of the Middle East as the doorway to Europe and its military expenditure reflects its involvement in the machinations of such an unstable region, showing considerable variation over the last forty years.
Aamer S. Abu-Qarn   +3 more
core  

Beyond 5G and Non‐terrestrial Network (NTN) Integrated Architecture: Access Challenges for Expanding Artificial Intelligence of Things (AIoT)

open access: yesInternational Journal of Satellite Communications and Networking, EarlyView.
ABSTRACT This study analyzes the architecture of the beyond 5G‐NTN (Non‐terrestrial Network) integrated network and presents the technical, legal, and regulatory challenges and considerations for expanding the Artificial Intelligence of Things (AIoT) ecosystem.
Byung Woon Kim, Ga Eun Choi
wiley   +1 more source

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