Results 31 to 40 of about 492,798 (338)

Computational Investigation of a NASICON-Type Solid Electrolyte Material LiGe2(PO4)3

open access: yesSustainable Chemistry, 2022
Phosphate-based electrolyte materials are of great interest in the field of Li-ion batteries due to their rigid structural integrity. LiGe2(PO4)3 is a NASICON-type phosphate material with high thermal and electrochemical stability.
Navaratnarajah Kuganathan   +2 more
doaj   +1 more source

Defect, Diffusion and Dopant Properties of NaNiO2: Atomistic Simulation Study

open access: yesEnergies, 2019
Sodium nickelate, NaNiO2, is a candidate cathode material for sodium ion batteries due to its high volumetric and gravimetric energy density. The use of atomistic simulation techniques allows the examination of the defect energetics, Na-ion diffusion and
Ruwani Kaushalya   +3 more
doaj   +1 more source

Joint distribution of polarization-multiplexed UWB and WiMAX radio in PON [PDF]

open access: yes, 2009
In this paper, the feasibility of the joint distribution of ultra-wideband (UWB) and WIMAX wireless using polarization multiplexing as a coexistence technique is proposed and experimentally demonstrated within the framework of passive optical networks ...
Llorente, Roberto   +3 more
core   +3 more sources

PoN-S : a systematic approach for applying the Physics of Notation (PoN) [PDF]

open access: yes, 2016
Visual Modeling Languages (VMLs) are important instruments of communication between modelers and stakeholders. Thus, it is important to provide guidelines for designing VMLs.
C Miske   +10 more
core   +1 more source

A low-energy rate-adaptive bit-interleaved passive optical network [PDF]

open access: yes, 2014
Energy consumption of customer premises equipment (CPE) has become a serious issue in the new generations of time-division multiplexing passive optical networks, which operate at 10 Gb/s or higher.
Anthapadmanabhan, N. Prasanth   +9 more
core   +2 more sources

Combo-PON OLT Transceiver Using Photonic Integration Technology

open access: yesIEEE Photonics Journal, 2022
In this work, a prototype of 10G Combo-PON OLT transceiver based on photonic integrated circuits (PIC) is proposed and demonstrated. Key optical components for Combo-PON OLT transceiver, including high-power DFB laser, micro-ring modulator and WDM, have ...
Hongqing Ding   +8 more
doaj   +1 more source

40-Gb/s TDM-PON downstream with low-cost EML transmitter and 3-level detection APD receiver [PDF]

open access: yes, 2016
We report a cost-effective 40-Gb/s TDM-PON downstream utilizing an integrated DFB-EAM in OLT and an APD-based 3-level detection receiver in ONU, achieving a high power budget of 23.4 dB in real time ...
Achouche, M   +8 more
core   +1 more source

Defect Properties and Lithium Incorporation in Li2ZrO3

open access: yesEnergies, 2021
Lithium zirconate is a candidate material in the design of electrochemical devices and tritium breeding blankets. Here we employ an atomistic simulation based on the classical pair-wise potentials to examine the defect energetics, diffusion of Li-ions ...
Kobiny Antony Rex   +3 more
doaj   +1 more source

An asymmetric high serial rate TDM-PON with single carrier 25 Gb/s upstream and 50 Gb/s downstream [PDF]

open access: yes, 2016
We report a 2:1 rate asymmetric high serial rate time division multiplexing passive optical network (TDM-PON) with single carrier 25 Gb/s upstream and 50 Gb/s downstream.
Achouche, Mohand   +9 more
core   +2 more sources

Measuring Optimal Length of the Amplifying Fiber in Different Working Conditions of the Amplifier

open access: yesAdvances in Electrical and Electronic Engineering, 2014
The aim of this article is to highlight possible unwanted behaviour of an EDFA optical amplifier during temperature changes. After a brief introduction dealing with amplifiers and doped fibers in general we focus on the assembly of our own EDFA amplifier
Radek Poboril   +6 more
doaj   +1 more source

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