Results 71 to 80 of about 76,430 (281)

Simu5G–An OMNeT++ Library for End-to-End Performance Evaluation of 5G Networks

open access: yesIEEE Access, 2020
In this article we introduce Simu5G, a new OMNeT++-based model library to simulate 5G networks. Simu5G allows users to simulate the data plane of 5G New Radio deployments, in an end-to-end perspective and including all protocol layers, making it a ...
Giovanni Nardini   +4 more
doaj   +1 more source

5G spectrum sharing [PDF]

open access: yes, 2017
In this paper an overview is given of the current status of 5G industry standards, spectrum allocation and use cases, followed by initial investigations of new opportunities for spectrum sharing in 5G using cognitive radio techniques, considering both ...
Nekovee, Maziar, Rudd, Richard
core   +1 more source

Two‐Dimensional Materials as a Multiproperty Sensing Platform

open access: yesAdvanced Functional Materials, EarlyView.
Various sensing modalities enabled and/or enhanced by two‐dimensional (2D) materials are reviewed. The domains considered for sensing include: 1) optoelectronics, 2) quantum defects, 3) scanning probe microscopy, 4) nanomechanics, and 5) bio‐ and chemosensing.
Dipankar Jana   +11 more
wiley   +1 more source

A Comparative Survey of Optical Wireless Technologies: Architectures and Applications

open access: yes, 2018
New high-data-rate multimedia services and applications are evolving continuously and exponentially increasing the demand for wireless capacity of fifth-generation (5G) and beyond.
Chowdhury, Mostafa Zaman   +3 more
core   +1 more source

Magnetic and Structural Response Tuned by Coexisting Mn Concentration‐Dependent Phases in MnBi2Te4 Thin Film Grown on GaAs(001) by Molecular Beam Epitaxy

open access: yesAdvanced Functional Materials, EarlyView.
The study explores structural and magnetic properties of one of the most recent topological quantum materials (MnBi2Te4). The Mn‐poor structure leads to stacking faults (quintuple layer ‐ QL of Bi2Te3 formation instead of a septuple layer ‐ SL of MnBi2Te4), resulting in a coexistence between weak antiferromagnetism and ferromagnetism.
Wesley F. Inoch   +10 more
wiley   +1 more source

5G new radio and LTE uplink coexistence

open access: yes2018 IEEE Wireless Communications and Networking Conference (WCNC), 2018
By the introduction of the fifth generation (5G) mobile communication networks and its physical layer entitled as new radio (NR), the question of link performance in coexistence scenario between the 5G NR and fourth generation (4G) mobile communication networks based on long term evolution (LTE) has been raised.
Levanen, Toni   +6 more
openaire   +2 more sources

Electrosynthesis of Bioactive Chemicals, From Ions to Pharmaceuticals

open access: yesAdvanced Functional Materials, EarlyView.
This review discusses recent advances in electrosynthesis for biomedical and pharmaceutical applications. It covers key electrochemical materials enabling precise delivery of ions and small molecules for cellular modulation and disease treatment, alongside catalytic systems for pharmaceutical synthesis.
Gwangbin Lee   +4 more
wiley   +1 more source

Network Simulation and Implementation of 5G NR Network in Tarhounah City

open access: yesمجلة جامعة الزيتونة, 2022
At present, the fourth generation (4G) mobile communications system is not able to satisfy some special requirements including high traffic density, high number of connections and high mobility. So, it is anticipated that the Fifth Generation (5G) mobile
Adel Abosdel   +2 more
doaj  

Joint Control of Radiated and Surface Waves via Space‐Time Coding Metasurfaces

open access: yesAdvanced Functional Materials, EarlyView.
A unified space‐time coding metasurface platform enables simultaneous control of radiated and surface‐confined waves across multiple harmonics. Demonstrated functionalities include multi‐frequency beam shaping; surface‐wave excitation, and hybrid multiplexing.
Zihao Dai   +6 more
wiley   +1 more source

Evolution of Physical-Layer Communications Research in the Post-5G Era

open access: yesIEEE Access, 2019
The evolving fifth generation new radio cellular standardization efforts at the third generation partnership project brings into focus a number of questions on relevant research problems in physical-layer communications for study by both academia and ...
Vasanthan Raghavan, Junyi Li
doaj   +1 more source

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