Results 61 to 70 of about 193,896 (266)

Enhanced Photocatalytic H2O2 Production on Terpyridine‐Based Acrylonitrile‐Linked Covalent Organic Frameworks with Asymmetric Localized Electron Distribution

open access: yesAdvanced Materials, EarlyView.
Asymmetric localized electron distribution has been optimized in covalent organic frameworks to enhance *O2 adsorption and facilitate charge transfer, boosting photocatalytic two‐electron transfer oxygen reduction toward H2O2 production from water and air.
Qinglan Zhao   +12 more
wiley   +1 more source

THE ROLE OF SERVICE AND SERVICE SECTORS IN THE ECONOMY

open access: yesEconomics and education, 2022
THIS ARTICLE COVERS THE ROLE OF SERVICE AND SERVICE SECTORS IN THE ECONOMY AND THE MAJOR PROBLEMS ASSOCIATED WITH IT. THE ROLE OF THE SERVICE SECTOR IS BASED ON THE BCG MATRIX, A STRATEGIC ANALYSIS HAS BEEN CARRIED OUT. ACCORDING TO THE RESULTS OF THE STRATEGIC ANALYSIS, PROPOSALS FOR THE DEVELOPMENT OF THE SERVICE SECTOR IN THE REGIONS ON THE BASIS OF
openaire   +1 more source

Cornus Mas L. Seed‐Derived Biosorbent for Methylene Blue Removal: Surface Characterization and Biosorption Performance

open access: yesAdvanced Materials Interfaces, EarlyView.
Cornus mas L. seeds are transformed into a high‐performance biosorbent through chemical modification, effectively removing methylene blue from aqueous solutions. Comprehensive characterization and optimization reveal a maximum biosorption capacity of 71.71 mg g−1, establishing this sustainable, cost‐effective material as a promising solution for ...
Hakan Yıldız   +2 more
wiley   +1 more source

Smart and Sustainable Sizing: Investigating the Sensing Behavior of Glass Fabrics Coated With Waterborne Polyurethane/Graphene Dispersions

open access: yesAdvanced Materials Technologies, EarlyView.
Waterborne polyurethane/graphene formulations are developed as piezoresistive coatings on glass fabric to enable flexible strain sensing. The graphene‐enabled conductive network provides a stable electromechanical response under cyclic compression. The coating demonstrates reliable pressure‐dependent resistance changes, highlighting its potential for ...
Vishnu Vijayan Pillai   +8 more
wiley   +1 more source

Socio–Economic Normal: An Indicator for Effectiveness of Service Sector

open access: yesСтатистика України, 2015
The aim of the article is to analyze the performance of service sector through constructing the socioeconomic normal for this sector, for its performance evaluation.
I. V. Panasenko
doaj  

THE ANALYSIS OF SECTORAL STRUCTURES AND BRANCH OF THE NATIONAL ECONOMY [PDF]

open access: yesAnalele Universităţii Constantin Brâncuşi din Târgu Jiu : Seria Economie, 2016
In development of the study on major structural distortions presented in modern economies we must keep in mind that the world economy is subjected to a complex process of transformations that shapes and creates a mosaic of situations. It should also be
ENESCU MARIA, ENESCU MARIAN
doaj  

HOW TOURISM, GLOBALIZATION, AND EDUCATION DRIVE WOMEN’S EMPLOYMENT IN SERVICE SECTORS? EVIDENCE FROM THE INDO-PACIFIC COUNTRIES [PDF]

open access: yesGeo Journal of Tourism and Geosites
The primary aim of this study is to investigate the significance of tourism, globalization, foreign direct investment (FDI), exports, and education on women's employment in the service sectors in selected Indo-Pacific countries.
Quamrul ALAM   +2 more
doaj   +1 more source

Record Performance in Vertically Stacked, Solution‐Processed ZTO Schottky Diodes

open access: yesAdvanced Materials Technologies, EarlyView.
Schottky diodes based on solution processed sustainable zinc—tin–oxide thin films present an eco‐friendly and versatile alternative to conventional CMOS based technologies. Beyond state‐of‐the‐art performance for vertically stacked solution‐based oxide diodes was achieved, including rectification ratios exceeding nine orders of magnitude, and intrinsic
Carlos Silva   +10 more
wiley   +1 more source

Color Center Formation in Silicon‐On‐Insulator for On‐Chip Photonic Integration

open access: yesAdvanced Optical Materials, EarlyView.
ABSTRACT Color centers in silicon have great potential as single photon sources for quantum technologies. Some of them – like the T center – also possess optically‐active spins that enable spin‐photon interfaces for generating entangled photons and multi‐spin registers. This paper explores the generation of several types of color centers in silicon for
Arnulf J. Snedker‐Nielsen   +15 more
wiley   +1 more source

Intelligent Maintenance Review for Robots: Multimodal Information, Deep Diagnosis and Embodied Artificial Intelligence

open access: yesAdvanced Robotics Research, EarlyView.
This review maps the methods to monitor robots’ health by fusing vibration, sound, control signals, vision, force, and oil information with artificial intelligence. It identifies deep learning, transfer learning, digital twins, and physics‐informed models as key methodological pathways enabling earlier diagnosis, safer human–robot collaboration, and ...
Yuting Qiao   +6 more
wiley   +1 more source

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