Results 31 to 40 of about 66,903 (234)

Advancing from MOFs and COFs to Functional Macroscopic Porous Constructs

open access: yesAdvanced Materials, EarlyView.
This review study investigates the recent progress and methodologies for manufacturing metal–organic framework (MOF) or covalent–organic framework (COF)‐based 3D structured macroscopic porous constructs with high structural integrity, providing the possibility to control their porosity across dimensions.
Seyyed Alireza Hashemi   +8 more
wiley   +1 more source

DNA‑Directed Assembly of Photonic Nanomaterials for Diagnostic and Therapeutic Applications

open access: yesAdvanced Materials, EarlyView.
DNA‐directed assembly offers a powerful strategy for constructing structured photonic nanomaterials with precise spatial control. This review provides a comprehensive overview of recent advancements in DNA‐assembled photonic nanomaterials for diagnostics and therapeutics, highlighting key design principles, functionalization strategies, and optical ...
Longjiang Ding   +5 more
wiley   +1 more source

Power consumption evaluation of circuit-switched versus packet-switched optical backbone networks [PDF]

open access: yes, 2013
While telecommunication networks have historically been dominated by a circuit-switched paradigm, the last decades have seen a clear trend towards packet-switched networks. In this paper we evaluate how both paradigms perform in optical backbone networks
Colle, Didier   +6 more
core   +1 more source

Electrochemical Cell Designs for Efficient Carbon Dioxide Reduction and Water Electrolysis: Status and Perspectives

open access: yesAdvanced Materials, EarlyView.
This review discusses recent innovations in electrochemical CO2 reduction reactions (eCO2RR) and hydrogen evolution reaction cell designs. The latest advancements in in situ cells for operando characterization are also presented. Optimizations in flow patterns, membrane electrode assemblies, electrolyte engineering, and counter‐anodic reactions provide
Zhangsen Chen   +3 more
wiley   +1 more source

Radio frequency optimization of a Global System for Mobile (GSM) network [PDF]

open access: yes, 2008
Includes bibliographical ...
Sharma, Bishal
core  

Fibre-optic delivery of time and frequency to VLBI station [PDF]

open access: yes, 2017
The quality of Very Long Baseline Interferometry (VLBI) radio observations predominantly relies on precise and ultra-stable time and frequency (T&F) standards, usually hydrogen masers (HM), maintained locally at each VLBI station.
Ablewski, P.   +20 more
core   +1 more source

Tailoring Electrochemical Properties of PEDOT‐Based Platinum Electrode via Controlled Polymerization in Simulated Physiological Conditions

open access: yesAdvanced Materials Interfaces, EarlyView.
This study systematically optimizes the polymerization parameters of poly(3,4‐ethylenedioxythiophene) (PEDOT) coatings for neural electrodes. By evaluating electrochemical performance, morphology, and stability, we identify optimal conditions to achieve low impedance, high charge storage capacity, and superior current‐injection limits, providing a ...
Mohammad Taghi Tourchi Moghadam   +1 more
wiley   +1 more source

High definition H.264/AVC subjective video database for evaluating the influence of slice losses on quality perception [PDF]

open access: yes, 2013
Prior to the construction or validation of objective video quality metrics, ground-truth data must be collected by means of a subjective video database.
De Turck, Filip   +4 more
core   +2 more sources

Fiber Bragg Gratings with Micro‐Engineered Temperature Coefficients

open access: yesAdvanced Optical Materials, Volume 13, Issue 8, March 13, 2025.
Fiber Bragg gratings (FBGs) are intrinsically responsive to temperature and strain simultaneously. In this research, low‐loss FBGs with micro‐engineered temperature coefficients are fabricated, utilizing refractive index liquid‐filled microchannels in the cladding.
Zipei Song   +8 more
wiley   +1 more source

A sustainable village phone model to serve the rural developing world [PDF]

open access: yes, 2008
Wireless technologies have created an unprecedented opportunity for rural customers in the developing world to solve their communication and information problems in an instantaneous, interactive and customized way. The framework of the study focuses on
Akter, Shahriar   +2 more
core  

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