Results 11 to 20 of about 8,041 (308)
Male Weaponry in a Fighting Cricket
PLoS ONE, 2008 Sexually selected male weaponry is widespread in nature. Despite being model systems for the study of male aggression in Western science and for cricket fights in Chinese culture, field crickets (Orthoptera, Gryllidae, Gryllinae) are not known to possess sexually dimorphic weaponry. In a wild population of the fall field cricket, Gryllus pennsylvanicus,
Kevin A Judge, Vanessa L Bonanno
openaire +5 more sources
An air cavity method for increasing the underwater acoustic targets strength of corner reflector
Defence Technology, 2020 In order to improve the underwater acoustic target strength of corner reflectors, according to the principle of acoustic impedance mismatch of the boundary layer, the method of using air cavity to increase the underwater acoustic target strength of ...
Yi Luo +4 more
doaj +1 more source
Crystals, 2022 Underwater acoustic stealth has great scientific research value. According to acoustic coordinate transformation theory, the acoustic stealth cloak based on pentamode materials can realize underwater broadband acoustic stealth.
Ziyin Luo, Qizheng Zhou, Peng Guo
doaj +1 more source
The Jewel of Men: Weaponry as Material Religion among Muslim Communities [PDF]
, 2023 Warcraft, crafting weapons, and weapon-handling have considerable literary, intellectual, and religious history among Muslim communities. Accordingly, Muslims have formed traditions, practices, laws, and locally situated meanings around weaponry since ...
Saramifar, Younes; id_orcid +1 more
core +1 more source
One more time about tactics and weaponry [PDF]
, 2021 Mark W. Shearwood’s study is devoted to the use of plug bayonets in the English army in the second half of the 17th and early 18th centuries. The author has shown that the plug bayonet was a more universal weapon than the socket bayonet.
Sowa, Jan Jerzy
core +1 more source
Археология евразийских степей, 2021 The archaeological exposition is presently being reconstructed at the Institute of History of the National Academy of Sciences of Belarus. A significant portion of the exhibits is composed of iron items discovered during both scheduled and rescue ...
Anastasia V. Kostyukevich
doaj +1 more source
Shock and Vibration, 2021 Remaining useful life (RUL) prediction plays a significant role in developing the condition-based maintenance and improving the reliability and safety of machines.
Gang Zhang +3 more
doaj +1 more source
Defence Technology, 2023 To solve the problem of multi-target hunting by an unmanned surface vehicle (USV) fleet, a hunting algorithm based on multi-agent reinforcement learning is proposed.
Jiawei Xia +5 more
doaj +1 more source
The Shifting Face of the Enemy: ‘Less than Lethal’ Weaponry and the Criminalised Protestor [PDF]
, 2022 From checkpoints in Palestine and cities in other war-torn places to Istanbul, Ferguson and Paris: anti-riot and other so called ‘non-lethal’ weaponry is used worldwide against civilians by government forces.
Grassiani, Erella +2 more
core +1 more source
Multi-under-Actuated Unmanned Surface Vessel Coordinated Path Tracking
Sensors, 2020 Multi-under-actuated unmanned surface vehicles (USV) path tracking control is studied and decoupled by virtue of decentralized control. First, an improved integral line-of-sight guidance strategy is put forward and combined with feedback control to ...
Zefang Li, Zhong Liu, Jianqiang Zhang
doaj +1 more source