Results 21 to 30 of about 2,205,764 (331)

Analysis of the Dynamic Characteristics of the Muzzle Flow Field and Investigation of the Influence of Projectile Nose Shape

open access: yesApplied Sciences, 2020
In the present work, a numerical study of the dynamic processes occurring during projectile ejection from the open-end of a gun into ambient air was performed.
Ye Luo, Da Xu, Hua Li
doaj   +1 more source

Supernovae and their host galaxies - IV. The distribution of supernovae relative to spiral arms [PDF]

open access: yes, 2016
Using a sample of 215 supernovae (SNe), we analyze their positions relative to the spiral arms of their host galaxies, distinguishing grand-design (GD) spirals from non-GD (NGD) galaxies.
Adibekyan, V.   +9 more
core   +4 more sources

The NPs Role of Assessing and Intervening with Older Adult Drivers

open access: yesNursing Research and Practice, 2016
As the silver tsunami continues, assessing and intervening with older adult drivers are becoming an essential aspect of the comprehensive geriatric exam. The current lack of time efficient clinical guidelines is a concern and barrier for NPs. The purpose
Tamatha Arms
doaj   +1 more source

“Arm in arm with righteousness” [PDF]

open access: yesPhilosophy, Ethics, and Humanities in Medicine, 2015
My title comes from Joseph Conrad who, in his 1913 novel Chance, wrote: You know the power of words. We pass through periods dominated by this or that word - it may be development, or it may be competition, or education, or purity or efficiency or even sanctity. It is the word of the time.
openaire   +2 more sources

Dynamically Driven Evolution of the Interstellar Medium in M51 [PDF]

open access: yes, 2009
We report the highest-fidelity observations of the spiral galaxy M51 in CO emission, revealing the evolution of giant molecular clouds (GMCs) vis-a-vis the large-scale galactic structure and dynamics.
Aalto   +48 more
core   +3 more sources

Development of a 3D, networked multi-user virtual reality environment for home therapy after stroke

open access: yesJournal of NeuroEngineering and Rehabilitation, 2018
Background Impairment of upper extremity function is a common outcome following stroke, to the detriment of lifestyle and employment opportunities. Yet, access to treatment may be limited due to geographical and transportation constraints, especially for
Kristen M Triandafilou   +5 more
doaj   +1 more source

Innovation Mirage: The Role of Technological Uncertainty in Military Instability

open access: yesVestnik MGIMO-Universiteta, 2020
The article examines the impact of technological changes on the risks of military clashes between states. Currently, experts express increasing concerns about the destabilizing effect of new weapons (including anti-missile and anti-satellite weapons ...
I. A. Istomin
doaj   +1 more source

Urban Peace-Building through Community-Based Initiatives to Control SALWs in Libya

open access: yesJournal of Illicit Economies and Development, 2021
In post-revolution Libya, the proliferation and trafficking of Small Arms and Light Weapons (SALW) became pervasive due to the ongoing political and armed conflict that succeeded the fall of Qaddafi.
Alaa Tartir, Nicolas Florquin
doaj   +1 more source

Planet-driven Spiral Arms in Protoplanetary Disks. II. Implications [PDF]

open access: yesAstrophysical Journal, 2017
We examine whether various characteristics of planet-driven spiral arms can be used to constrain the masses of unseen planets and their positions within their disks.
J. Bae, Zhaohuan Zhu
semanticscholar   +1 more source

Pandemic as an additional criminality factor [PDF]

open access: yesSHS Web of Conferences, 2021
The prerequisite for the study was the emerging new “coronavirus” disease, viewed as a criminality factor. The objective of the study is to identify new characteristics of crime in the context of the incidence of coronavirus in the population, to ...
Gotchina Larisa Vladimirovna   +4 more
doaj   +1 more source

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