Results 41 to 50 of about 1,171,903 (319)

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

A new kinetic theory model of granular flows that incorporates particle stiffness

open access: yes, 2018
Granular materials are characterized by large collections of discrete particles of sizes larger than one micron, where the particle-particle interactions are significantly more important than the particle-fluid interactions.
Duan, Yifei, Feng, Zhi-Gang
core   +1 more source

Investigation of the Dynamic Buckling of Spherical Shell Structures Due to Subsea Collisions

open access: yesApplied Sciences, 2018
This paper is the first to present the dynamic buckling behavior of spherical shell structures colliding with an obstacle block under the sea. The effect of deep water has been considered as a uniform external pressure by simplifying the effect of fluid ...
Ping Liu   +3 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

Quarkonium Production in PHENIX [PDF]

open access: yes, 2007
Quarkonia provide a sensitive probe of the properties of the hot dense medium created in high energy heavy ion collisions. Hard scattering processes result in the production of heavy quark pairs that interact with the collision medium during ...
Abigail Bickley   +15 more
core   +2 more sources

Work conjugate strain of virial stress

open access: yesInternational Journal of Smart and Nano Materials, 2016
Certain stress tensor and strain tensor form a conjugate pair if there exists a scalar valued strain energy function such that the stress tensor is equal to the derivative of strain energy function with respect to the strain tensor.
Leyu Wang, Jiaoyan Li, James D. Lee
doaj   +1 more source

Pre-collisional geodynamics of the Mediterranean Sea: the Mediterranean Ridge and the Tyrrhenian Sea

open access: yesAnnals of Geophysics, 1997
Today the Mediterranean Sea consists of a series of small-sized and almost geographically disconnected oceanic or continental crust rooted marine basins.
E. Chaumillon, J. Mascle
doaj   +1 more source

Geodynamic evolution of a wide plate boundary in the Western Mediterranean, near-field versus far-field interactions

open access: yesBSGF - Earth Sciences Bulletin, 2021
The present-day tectonic setting of the Western Mediterranean region, from the Pyrénées to the Betics and from the Alps to the Atlas, results from a complex 3-D geodynamic evolution involving the interactions between the Africa, Eurasia and Iberia plates
Jolivet Laurent   +11 more
doaj   +1 more source

Assessing the collision nature of coronal mass ejections in the inner heliosphere

open access: yes, 2017
There have been few attempts in the past to understand the collision of individual cases of interacting Coronal Mass Ejections (CMEs). We selected 8 cases of interacting CMEs and estimated their propagation and expansion speeds, direction of impact and ...
Mishra, Wageesh   +3 more
core   +1 more source

Asymptotic preserving Implicit-Explicit Runge-Kutta methods for non linear kinetic equations [PDF]

open access: yes, 2012
We discuss Implicit-Explicit (IMEX) Runge Kutta methods which are particularly adapted to stiff kinetic equations of Boltzmann type. We consider both the case of easy invertible collision operators and the challenging case of Boltzmann collision ...
Dimarco, G., Pareschi, L.
core   +3 more sources

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