Results 111 to 120 of about 189,174 (279)

First Vasectomy Procedure Successfully Performed on a Southern African Male Giraffe (Giraffa camelopardalis giraffa)

open access: yesZoo Biology, EarlyView.
First successful vasectomy in a southern African male giraffe, Giraffa camelopardis giraffa ABSTRACT This study reports the first successful vasectomy on a southern African male giraffe (Giraffa camelopardalis giraffa). The goal of the procedure was to create a teaser male for reproductive studies.
Francois Deacon   +7 more
wiley   +1 more source

Helicopter far-field acoustic levels as a function of reduced main-rotor advancing blade-tip Mach number [PDF]

open access: yes
During the design of a helicopter, the weight, engine, rotor speed, and rotor geometry are given significant attention when considering the specific operations for which the helicopter will be used. However, the noise radiated from the helicopter and its
Lemasurier, Philip   +2 more
core   +1 more source

MSFFNet: Multiscale Feature Fusion Network for Small Target Detection in Remote Sensing Images

open access: yesCAAI Transactions on Intelligence Technology, EarlyView.
ABSTRACT With the advancement of satellite remote sensing technology, object detection based on high‐resolution remote sensing imagery has emerged as a prominent research focus in the field of computer vision. Although numerous algorithms have been developed for remote sensing image object detection, they still suffer from challenges such as low ...
Hui Zong   +5 more
wiley   +1 more source

Reshaping disaster management: An integrated community‐led approach

open access: yesAustralian Journal of Public Administration, EarlyView.
Abstract The management of disasters has traditionally involved public, private, and nongovernmental organisations working together. While scholars have examined the value of collaborations among these entities, less is known about how to successfully engage and empower communities in disaster management.
Marco De Sisto   +3 more
wiley   +1 more source

A Family Affair: The Uses and Abuses of Vicarious Identity in Political Rhetoric During the 2024 General Election

open access: yesThe Political Quarterly, EarlyView.
Abstract The 2024 UK general election saw candidates make frequent rhetorical references to parents and grandparents. But what are the political functions and implications of such references? Drawing together recent research in political psychology and sociology, this article interprets such references as attempts to articulate ‘vicarious identities ...
Joseph Haigh
wiley   +1 more source

Front Matter

open access: yesGeophysical Monograph Series, Page i-xiv., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
wiley  

+1 more source

The Helicopter Antenna Radiation Prediction Code (HARP) [PDF]

open access: yes
The first nine months effort in the development of a user oriented computer code, referred to as the HARP code, for analyzing the radiation from helicopter antennas is described.
Klevenow, F. T.   +6 more
core   +1 more source

Analysis of the influence of transition state control strategy on structural load of quad-tiltrotor

open access: yesHangkong gongcheng jinzhan
There are complex structural load changes in the rotor during the tilt-transition of quad-tiltrotor aircraft,which can directly affect the life of the rotor.
HE Yongtao   +3 more
doaj   +1 more source

Study of operational parameters impacting helicopter fuel consumption [PDF]

open access: yes
A computerized study of operational parameters affecting helicopter fuel consumption was conducted as an integral part of the NASA Civil Helicopter Technology Program.
Cross, J. L., Stevens, D. D.
core   +1 more source

Evolution of Neural Networks for Helicopter Control: Why Modularity Matters [PDF]

open access: yes, 2006
The problem of the automatic development of controllers for vehicles for which the exact characteristics are not known is considered in the context of miniature helicopter flocking.
De Nardi, Renzo   +3 more
core   +1 more source

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