Results 71 to 80 of about 37,576 (236)

Reward shaping based reinforcement learning for intelligent missile penetration attack strategy planning

open access: yes智能科学与技术学报
Facing the future requirements of distributed warfare at sea, the strategic planning of missile penetration is firstly analyzed based on the background of intelligent missile salvo penetration against surface ships in distributed warfare scenario ...
LUO Junren   +4 more
doaj  

Sand Penetration: A Near Nose Investigation of a Sand Penetration Event [PDF]

open access: yes, 2013
This paper presents experimental and computational results of a long-rod penetrating dry granular sand at velocities near 100 m/s. The objective of this work is to develop a fundamental understanding of the formation and transmission of dynamic force ...
Borg, John   +2 more
core   +1 more source

Marine silicon for biomedical sustainability

open access: yesBMEMat, EarlyView.
Schematic illustrating marine silicon for biomedical engineering. Abstract Despite momentous divergence from oceanic origin, human beings and marine organisms exhibit elemental homology through silicon utilization. Notably, silicon serves as a critical constituent in multiple biomedical processes.
Yahui Han   +3 more
wiley   +1 more source

The impact of the coupling relationship between projectile size and yarn dimension on the ballistic performance of plain weave fabric

open access: yesDefence Technology
Aramid fibers, due to their relatively high inter-yarn friction, high strength, high modulus, and other characteristics, have become a typical representative of flexible anti-ballistic materials in modern warfare. Current research on the anti-penetration
Kaiying Wang   +7 more
doaj   +1 more source

The impacts of biological invasions

open access: yesBiological Reviews, EarlyView.
ABSTRACT The Anthropocene is characterised by a continuous human‐mediated reshuffling of the distributions of species globally. Both intentional and unintentional introductions have resulted in numerous species being translocated beyond their native ranges, often leading to their establishment and subsequent spread – a process referred to as biological
Phillip J. Haubrock   +42 more
wiley   +1 more source

A history of the Sahara in the nineteenth century [PDF]

open access: yes, 1978
African Studies Center Working Paper No.
Baier, Stephen
core  

Waiting for a Release: The Expectation in Virtual Gaming Communities

open access: yesJournal of Consumer Behaviour, EarlyView.
ABSTRACT This study examines how virtual gaming communities influence and maintain player expectations before, during, and after a game's release. A mixed‐methods study was conducted, comprising a netnography followed by an experiment. First, a netnographic study was conducted over 12 months, tracking communities to understand player behavior and ...
Lucas Lopes Ferreira de Souza   +4 more
wiley   +1 more source

Adhuc Tacfarinas: the causes of the Tiberian war in North Africa (AD ca. 15-24) and the impact of the conflict on Roman imperial policy [PDF]

open access: yes, 2015
During the reign of Tiberius successive governors of Africa Proconsularis struggled to suppress a serious revolt by a number of semi-nomadic tribes led by Tacfarinas.
Vanacker, Wouter
core   +1 more source

Trends and Insights in Arab Audit Research: A Bibliometric Exploration

open access: yesCanadian Journal of Administrative Sciences / Revue Canadienne des Sciences de l'Administration, EarlyView.
ABSTRACT This study employs bibliometric analysis to investigate audit research trends across five Arab countries—Jordan, Saudi Arabia, Egypt, Tunisia and the United Arab Emirates—each reflecting distinct sociopolitical, economic and legal contexts.
Zouhour Ben Hamadi, Peter Ghattas
wiley   +1 more source

Sudan at War With Itself: Civilian Devastation in the Civil War

open access: yesConflict Resolution Quarterly, EarlyView.
ABSTRACT A civil war is raging in Sudan between the Sudan Armed Forces (SAF) and the Rapid Support Forces (RSF) along with militia groups. Beginning on April 15, 2023, and continuing at least to this writing (October 15, 2025), civilian noncombatants have been subjected to bombings, beatings, torture, shootings, rape, and murder on a large scale. Since
Daniel Rothbart   +3 more
wiley   +1 more source

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