Results 11 to 20 of about 2,199,494 (228)

Advanced Materials for Composite Armour [PDF]

open access: yes, 2009
PhDComposite integral armour plays an important role in future combat system. Despite numerous experimental studies there are still disadvantages such as complex manufacturing process, relatively big damage area, difficult to repair and limit shape etc.
Zhu, Fuyou
core   +4 more sources

Finite Element Analysis of Composites Integral Armour [PDF]

open access: yes, 2010
PhDThis thesis is focussed on a numerical method to analyse the ballistic performance of multi-material armour system. The overall objective of this work is to develop numerical models to be used within MSC. DYTRAN capable of accurately predicting the
El-Habti, Mohamed
core   +4 more sources

Assessment and Measurment of Potential Blunt Trauma Under Ballistic Helmets [PDF]

open access: yes, 2008
This paper investigates measurement techniques to evaluate ballistic impact protection in terms of head contact loads from non penetrating impacts on helmets.
Webb, Annette   +2 more
core   +7 more sources

Technical Feasibility of IVIM for Prostate Cancer Imaging Using High-Amplitude Whole-Body Gradient System With Spiral Readout and Velocity-Compensated Diffusion Encoding. [PDF]

open access: yesNMR Biomed
The combination of velocity‐compensated diffusion encoding, spiral readout and strong gradients enabled high‐quality prostate IVIM imaging, offering a promising framework for the development of reliable IVIM‐based biomarkers for prostate cancer detection, characterisation and monitoring.
Molendowska M   +6 more
europepmc   +2 more sources

Ballistic impact on concrete slabs: An experimental and numerical study [PDF]

open access: yesEPJ Web of Conferences, 2021
The ballistic perforation resistance of 50 mm thick concrete slabs impacted by 20 mm diameter ogive-nose steel projectiles is investigated experimentally and numerically. Three commercially produced concretes with nominal unconfined compressive strengths
Kristoffersen Martin   +3 more
doaj   +1 more source

A comparison of the behind armour blunt trauma effects between ceramic faced and soft body armours caused by ballistic impact [PDF]

open access: yes, 2002
Recently published research has characterised the behind armour blunt trauma (BABT) effects associated with high velocity ballistic impact on textile-based armour faced with a ceramic plate. Subsequently dynamic displacements, accelerations and pressures
Lewis, E. A.   +2 more
core   +7 more sources

Ballistic-Limit Velocities for 7.62 mm APM2 Bullets and Aluminum Alloy Armor Plates

open access: yesJournal of Dynamic Behavior of Materials, 2021
In a previous paper, we presented a scaling law for the ballistic-limit velocity for the 7.62 mm APM2 bullet and aluminum armor plates. This scaling law predicts that the ballistic-limit velocity is proportional to the square root of the product of plate thickness and a material strength term. In this note, we present additional ballistic data from the
M. J. Forrestal   +2 more
openaire   +2 more sources

Analytical investigation of impact of blunt projectile with different ended into sandwich panels [PDF]

open access: yesمجله مدل سازی در مهندسی, 2015
In this paper, an analytical model has been presented for energy absorption of sandwich panels under ballistic impact. Aluminum-foam and composite-foam sandwich panel are investigated in this paper.
seyed sajad jafari, saeid feli
doaj   +1 more source

The design of mosaic armour: the influence of tile size on ballistic performance [PDF]

open access: yes, 2008
Silicon carbide square tiles of different areal geometries and manufactured via two different processing routes have been bonded to polycarbonate layers to evaluate their ballistic performance.
Hazell, Paul J.   +2 more
core   +1 more source

On the ballistic limit of an aerial vehicle impacting against a thin metal screen at a high velocity [PDF]

open access: yesAIP Conference Proceedings, 2019
The paper deals with the kinetic (that is, impact-driven penetration) effect of aircraft (aerial vehicles, AV) colliding with thin metal barriers at high velocities. Investigating this impact-driven penetration effect of AV involves studying the processes of perforation (perforation means that the aircraft emerges fully on the other side of the barrier)
V. I. Pusev   +4 more
openaire   +1 more source

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