Results 121 to 130 of about 544,750 (281)

Quality of Service (QoS) in 4G wireless networks [PDF]

open access: yes, 2015
University of Technology Sydney. Faculty of Engineering and Information Technology.Quality of Service (QoS) of 4th Generation Broadband Wireless Access (BWA) networks is directly affected by two factors: congestion in the network caused by changes in ...
Furqan, F
core  

Electro‐Chemo‐Mechanical Coupling in Hf0.5Zr0.5O2 Ferroionic Heterostructures

open access: yesAdvanced Functional Materials, EarlyView.
Schematic of a ferroionic HZO heterostructure where epitaxial interfaces enable dynamic oxygen‐vacancy exchange, coupling ionic and ferroelectric degrees of freedom. Vacancy‐mediated polarization modulation biases HZO polymorphism, suppresses leakage, and enhances piezoelectric response, yielding distinct butterfly‐loop evolution and diode‐like ...
Achilles Bergne   +17 more
wiley   +1 more source

The Influence of Brand Image and Advertising on Consumer Buying Behavior in Telkomsel 4g Package Plan [PDF]

open access: yes, 2016
This research is about to analyze the influence of brand image and advertising on consumer buying behavior in Telkomsel 4G package plan. Consumer buying behavior plays an important role to increase sales of a company's product.
Tielung, M. V. (Maria)   +1 more
core  

Sensorized Engineered Tissues with Built‐in Thermoregulation and Nutrient Supply

open access: yesAdvanced Functional Materials, EarlyView.
This work introduces a granular hydrogel‐based tissue engineering platform that includes a closed‐loop temperature control to maintain 37°C and sustainably releases nutrients, thereby enabling cells to retain a high viability even if stored at room temperature for up to 24 h.
Antonia Georgopoulou   +5 more
wiley   +1 more source

Redes móviles 4G

open access: yes, 2019
La demanda de servicios móviles de banda ancha esta en continuo crecimiento. A medida que esto sucede, surge la necesidad de mejorar la red para satisfacer los requerimientos de las altas velocidades de transmisión. Las redes 4G proponen tasas de 100 Mbps para dispositivos móviles. Las dos tecnologías que pretenden alcanzar esta velocidad son WiMAX 2.0
Torres Osorio, Miguel Antonio   +1 more
openaire   +1 more source

Complexation‐Mediated Diffusion‐Limited Crystal Growth: A General Framework for Anisotropic Crystal Growth in Cu‐Based Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
A Complexation‐Mediated Diffusion‐Limited Growth (CMDLG) framework is established to rationalize the anisotropic growth of lead‐free perovskites. Integrating coordination chemistry with mass transport kinetics, this study theoretically derives and experimentally validates that stable iodocuprate complexes induce a diffusion‐limited regime.
Hyunmin Lee   +5 more
wiley   +1 more source

Shaping of Biohybrid Functional Living Materials

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates a strategy for shaping living mycelium into functional materials by directing its natural growth. Nanoparticles armor hyphae, micron‐scale particles entangle within the network, and printed hydrogel architectures steer expansion, creating defined geometries.
Sarah Schyck   +3 more
wiley   +1 more source

Solution of CSFB UE accessing no-CSFB 4G network

open access: yesDianxin kexue, 2016
Focusing on the CSFB 4G UE couldn’t access no-CSFB 4G network automatically,some tests and analysis had been done and located the root cause of the problem by 3GPP specification.
UANGYunfei H   +3 more
doaj   +2 more sources

Fabrication of Pyridinic Nitrogen‐Functionalized Carbon Cloth for High‐Performance Iron‐Chromium Flow Batteries

open access: yesAdvanced Functional Materials, EarlyView.
The carbon cloth electrode with targeted pyridinic nitrogen doping, achieved via urea pyrolysis, effectively modulates the adsorption of Cr(II) species and enhances electron transfer, leading to significantly improved kinetics of the Cr(II)/Cr(III) reaction. The material demonstrates a high discharge capacity of 689.3 mAh and an energy efficiency of 72.
Jinfeng Yi   +9 more
wiley   +1 more source

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