Results 11 to 20 of about 78,366 (275)

Performance Evaluation of Ballistic Silicon Nanowire Transistors with Atomic-basis Dispersion Relations [PDF]

open access: yes, 2004
In this letter, we explore the bandstructure effects on the performance of ballistic silicon nanowire transistors (SNWTs). The energy dispersion relations for silicon nanowires are evaluated with an sp3d5s* tight binding model.
Ghosh, Avik   +4 more
core   +3 more sources

Ballistic penetration damages of hybrid plain-woven laminates with carbon, Kevlar and UHMWPE fibers in different stacking sequences

open access: yesDefence Technology, 2023
Hybrid composite materials combine different fibers in preform and take advantages of different mechanical behaviors for improving ballistic impact damage tolerances. Here we report ballistic impact damages of plain-woven laminates with different hybrids
Zhi-yong Li   +3 more
doaj   +1 more source

A study of the effect of projectile orientation on the results of ballistic impact tests as described in the EASA CS-25 regulations for fuel tank access covers [PDF]

open access: yes, 2016
This paper presents the results of an investigation of the ballistic limits and failure modes of AA2024-T351 sheets impacted with cubical projectiles. The experiment/test setup was based on EASA CS-25 regulations for fuel tank access covers.
Azorin Albero, A   +5 more
core   +1 more source

Ballistic impact response of steel fiber-metal laminates

open access: yesMATEC Web of Conferences, 2018
In this article, the ballistic impact response of square clamped fiber-metal laminates and monolithic plates consisting of different metal alloys is investigated using the ANSYS LS-DYNA explicit nonlinear analysis software.
Bikakis George   +3 more
doaj   +1 more source

Impact Strength Of Glass And Glass Ceramic [PDF]

open access: yes, 2009
Strength of glass and glass ceramic was measured with a bar impact technique. High-speed movies show regions of tensile and compressive failure. The borosilicatc glass had a compressive strength of at least 2.2 GPa, and the glass ceramic at least 4 GPa ...
Bless, S., Tolman, J.
core   +1 more source

Impact response and ballistic performances of graphitic foams [PDF]

open access: yesWIT Transactions on the Built Environment, 2009
The demand for low weight structures that can achieve different structural, thermal and safety results is increasing in multiple engineering applications. Graphitic foam, due to its low density, relatively easy machine tooling, stiffness and homogeneity can be a good choice for sandwich panel filling. Moreover, in spite of its brittle general behaviour,
JANSZEN, GERARDUS, P. Nettuno
openaire   +3 more sources

Ballistic impact response of 2024-T3 monolithic aluminum plates: prediction and comparison with GLARE 4A fiber-metal laminates

open access: yesMATEC Web of Conferences, 2018
This article deals with the evaluation of the ballistic resistance of aluminum plates subjected to high velocity impact by a rigid cylindrical projectile.
Bikakis George   +3 more
doaj   +1 more source

Damage mechanics and energy absorption capabilities of natural fiber reinforced elastomeric based bio composite for sacrificial structural applications

open access: yesDefence Technology, 2021
The present study deals with the experimental, finite element (FE) and analytical assessment of low ballistic impact response of proposed flexible ‘green’ composite make use of naturally available jute and rubber as the constituents of the composite with
Vishwas Mahesh   +2 more
doaj   +1 more source

Ballistic perforation resistance of elastomer-metal laminate plates

open access: yesMaterials & Design, 2022
This study investigates the effect of polyurea coating on the ballistic resistance of polyurea-steel laminate plates. Ballistic tests are carried out to compare the residual velocities and failure modes of the monolithic steel plate and polyurea-steel ...
Ye Yuan   +6 more
doaj   +1 more source

Three-dimensional woven carbon fibre polymer composite beams and plates under ballistic impact [PDF]

open access: yes, 2017
Clamped rectangular orthogonal 3D woven carbon composite beams under ballistic impact at a velocity range were investigated in order to understand the damage mechanisms within the material and the role of through-the-thickness (TTT) reinforcement ...
Bannister   +15 more
core   +2 more sources

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