FRICTION MODELING IN SIMULATING BALLISTIC IMPACT. A REVIEW

FRICTION MODELING IN SIMULATING BALLISTIC IMPACT. A REVIEW

This paper presents a review on using friction coefficient in modelling ballistic impact.The are discussed on friction introduced in modelling the impact at different levels: micro (fiber and yarns), meso (woven or unidirectional fabrics) and macro (layered or Colanders equivalent monoblock structures).Recent works simulating the impact projectile

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Comparative Effectiveness of Enhanced Patient Instructions for Bowel Preparation Before Colonoscopy: Network Meta-analysis of 23 Randomized Controlled Trials

BackgroundVarious enhanced patient instructions (EPIs) have been used for bowel preparation (BP) and our previous meta-analysis also demonstrated the efficacy of EPIs in increasing the colonic polyp and adenoma detection rates; however, the Craft Apron optimal method for adequate BP has not yet been developed.ObjectiveWe performed a network meta-an

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Impacts of Coronavirus Disease 2019 Pandemic on Sleep Pattern

The ongoing coronavirus disease 2019 (COVID-19) pandemic is the third global crisis after two epidemics of severe acute respiratory syndromes.It has affected general public besides health care systems and governments.Confinements and lock downs have changed waking up time and going to bed time, ultimately affecting circadian clocks that can disturb

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