Results 21 to 30 of about 13,825,197 (293)

Design of a Ballistically-Launched Foldable Multirotor [PDF]

open access: yes, 2019
The operation of multirotors in crowded environments requires a highly reliable takeoff method, as failures during takeoff can damage more valuable assets nearby.
Bouman, Amanda   +5 more
core   +2 more sources

In vitro evaluation of the Lithoclast Ultra Vario combination lithotrite [PDF]

open access: yes, 2010
Rigid intracorporeal lithotrites can be invaluable in the removal of large stone burdens during percutaneous nephrolithotomy. One such device, the Lithoclast Ultra Vario (LUV) has an outer ultrasound probe and inner pneumatic-ballistic probe.
Lingeman, James E.   +3 more
core   +1 more source

Kevlar and ballistic protection

open access: yesVojnotehnički Glasnik, 1996
The paper presents the basic properties of Kevlar - a material applied in many domains and with a unique combination of small mass and high strength. It is a multipurpose material applicable to the wide range of products but his application in ballistic ...
Vlado Radić
doaj   +1 more source

Testing an Online Spread Pattern Determination Sensor on a Broadcast Fertilizer Spreader [PDF]

open access: yes, 2002
An alternative method for fertilizer spread pattern determination was developed based on predicting where individual fertilizer particles land on the ground, in contrast to the traditional method of collecting the particles in bins (ASAE Standard S341.2).
Grift, T.E., Hofstee, J.W.
core   +2 more sources

Acute Effects of Ballistic and Non-ballistic Bench Press on Plyometric Push-up Performance

open access: yesSports, 2019
The purpose of this study was to examine the effects of a ballistic or non-ballistic concentric-only bench press (COBP) on subsequent plyometric push-up performance.
David Bodden   +5 more
doaj   +1 more source

Failure and impact behavior of facade panels made of glass fiber reinforced cement(GRC) [PDF]

open access: yes, 2011
GRC is a cementitious composite material made up of a cement mortar matrix and chopped glass fibers. Due to its outstanding mechanical properties, GRC has been widely used to produce cladding panels and some civil engineering elements.
A. Enfedaque   +18 more
core   +3 more sources

Testing Bell’s inequality with ballistic electrons in semiconductors [PDF]

open access: yesPhysical Review A, 2001
We propose an experiment to test Bell's inequality violation in condensed-matter physics. We show how to generate, manipulate and detect entangled states using ballistic electrons in Coulomb-coupled semiconductor quantum wires. Due to its simplicity (only five gates are required to prepare entangled states and to test Bell's inequality), the proposed ...
IONICIOIU R., ZANARDI P., ROSSI, FAUSTO
openaire   +2 more sources

Development of mortar filled honeycomb sandwich panels for resistance against repeated ballistic impacts

open access: yesJournal of Materials Research and Technology, 2023
Growing security threats demand structures offering exceptional energy absorption and heat dissipation capabilities with minimum damage. Sandwich structures are adopted widely for resisting ballistic impacts.
Mehvesh Iqbal   +5 more
doaj   +1 more source

Ballistic Testing of Armor Panels Based on Aramid

open access: yesBallistics, 2018
Industry and market of ballistic protection materials and systems are characterized by a dynamic and competing succession of inventions for projectiles and protective systems.
C. Pîrvu, L. Deleanu
semanticscholar   +1 more source

The Process of Increasing the Protective Effectiveness of HARDOX Steel by Way of Selective Thermal and Thermo-Chemical Processing [PDF]

open access: yesProblemy Mechatroniki, 2019
The work presents the influence of selective thermal and thermo-chemical processing on the protective properties of an example ballistic plate made of HARDOX 500 steel.
Andrzej ZIŃCZUK
doaj   +1 more source

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