Results 31 to 40 of about 1,247,447 (314)

DECREASING THE RA COLLISION IMPACT FOR MASSIVE NB-IOT IN 5G WIRELESS NETWORKS

open access: yesJordanian Journal of Computers and Information Technology, 2021
To satisfy the gigantic need for Internet of things (IoT) applications, the third-generation partnership project (3GPP) has revealed the narrowband IoT (NB-IoT) standard. In any case, collisions in the radio access channel of NB-IoT can be extreme due to
Bilal Rabah Al-Doori, Ahmed Zurfi
doaj   +1 more source

Is the super-Penrose process possible near black holes? [PDF]

open access: yes, 2016
We consider collisions of particles near generic axially symmetric extremal black holes. We examine possibility of indefinitely large extraction of energy (the so-called super-Penrose process) in the limit when the point of collision approaches the ...
Zaslavskii, O. B.
core   +3 more sources

Time-Varying Formation Control For Second-Order Discrete-Time Multi- Agent Systems With Switching Topologies and Nonuniform Communication Delays

open access: yesIEEE Access, 2019
Time-varying formation control and velocity tracking problems for second-order discrete-time multi-agent systems with switching jointly-connected topologies and nonuniform communication delays are investigated.
Lyulong He   +4 more
doaj   +1 more source

Building Blue Stragglers with Stellar Collisions

open access: yes, 2007
The evolution of stellar collision products in cluster simulations has usually been modelled using simplified prescriptions. Such prescriptions either replace the collision product with an (evolved) main sequence star, or assume that the collision ...
Glebbeek, E., Pols, O. R.
core   +1 more source

The Clash of Two Christianities in the Images of Zosima and Ferapont [PDF]

open access: yesДостоевский и мировая культура: Филологический журнал, 2019
This paper considers the points of contact and repulsion between two streams of Christianity, as epitomized by two characters from the novel The Brothers Karamazov.
Lazar Milentijevic
doaj   +1 more source

Collisions Between Gravity-Dominated Bodies: 1. Outcome Regimes and Scaling Laws

open access: yes, 2011
Collisions are the core agent of planet formation. In this work, we derive an analytic description of the dynamical outcome for any collision between gravity-dominated bodies.
Leinhardt, Zoë M., Stewart, Sarah T.
core   +2 more sources

The Caenorhabditis elegans DPF‐3 and human DPP4 have tripeptidyl peptidase activity

open access: yesFEBS Letters, EarlyView.
The dipeptidyl peptidase IV (DPPIV) family comprises serine proteases classically defined by their ability to remove dipeptides from the N‐termini of substrates, a feature that gave the family its name. Here, we report the discovery of a previously unrecognized tripeptidyl peptidase activity in DPPIV family members from two different species.
Aditya Trivedi, Rajani Kanth Gudipati
wiley   +1 more source

The Influence of Selected Strain-Based Failure Criteria on Ship Structure Damage Resulting from a Collision with an Offshore Wind Turbine Monopile

open access: yesPolish Maritime Research, 2022
Offshore wind farms are developing well all over the world, providing green energy from renewable sources. The evaluation of possible consequences of a collision involves Finite Element computer simulations.
Niklas Karol, Bera Alicja
doaj   +1 more source

Observation and Analysis of Staircase Response of Single Palladium Nanoparticle Collision on Gold Ultramicroelectrodes

open access: yesNanomaterials, 2022
Collision (or impact) of single palladium nanoparticles (Pd NPs) on gold (Au), copper (Cu), nickel (Ni), and platinum (Pt) ultramicroelectrodes (UMEs) were investigated via electrocatalytic amplification method.
Hubert Rudakemwa   +5 more
doaj   +1 more source

Effects of acceleration on the collision of particles in the rotating black hole spacetime

open access: yes, 2012
We study the collision of two geodesic particles in the accelerating and rotating black hole spacetime and probe the effects of the acceleration of black hole on the center-of-mass energy of the colliding particles and on the high-velocity collision ...
A. Williams   +35 more
core   +1 more source

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