Results 101 to 110 of about 499,122 (303)

Additive Manufacturing of Molecular Architecture Encoded Stretchable Polyethylene Glycol Hydrogels and Elastomers

open access: yesAdvanced Materials, EarlyView.
Bottlebrush molecular architecture prevents the crystallization of high molecular weight polyethylene glycol (PEG) based polymers, enabling highly stretchable photocurable PEG hydrogels and elastomers for high‐performance conductive solvent‐free electrolytes at room temperature and for additive manufacturing of complex architectures and multi‐material ...
Baiqiang Huang   +5 more
wiley   +1 more source

Electrochemical Carbon Dioxide Reduction to Methanol on Copper‐Based Catalysts: Mechanistic Insights and Industrial Prospects

open access: yesAdvanced Materials, EarlyView.
This review presents a focused and integrated perspective on copper‐based catalysts for the selective electrochemical reduction of CO2 to methanol. It elucidates active site dynamics, mechanistic pathways, and structure–activity relationships, while connecting fundamental insights with catalyst design, reactor engineering, and techno‐economic ...
Debabrata Bagchi   +7 more
wiley   +1 more source

WEB 2.0 TOOLS AWARENESS SCALE DEVELOPMENT STUDY

open access: yesUlakbilge Dergisi, 2021
In this study, it was aimed to develop a valid and reliable "Awareness Scale for Web 2.0 Tools". The research sample consists of 310 secondary school students studying in the 2020-2021 academic year. An in-depth literature review was carried out for the scale aimed to be developed.
openaire   +1 more source

Reflections on 3 years of mlearning implementation (2007-2009) [PDF]

open access: yes
This paper discusses the implications of 3 years of action research mlearning projects investigating the potential of mobile web 2.0 tools to facilitate social constructivist learning environments across multiple learning contexts.
Bateman, Roger, Cochrane, Thom
core  

Ultra‐Sensitive Nanofiber‐Based Triboelectric Nanogenerator for Energy Harvesting and Self‐Powered Sensing

open access: yesAdvanced Materials, EarlyView.
A multidimensional molecular strategy optimizes the tribonegative layer by electrospinning PVDF‐HFP for dipole alignment and crystallinity, followed by 2D borophene doping to enhance conductivity and charge trapping. Integrated with Nylon‐66 nanofibers, the composite device delivers a record sensitivity of 53.8 ± 1.2 V kPa−1 at 3 Hz, enabling ultra ...
Sajib Roy   +7 more
wiley   +1 more source

Development of social media and web 2.0 in the top hotel chains

open access: yesTourism & Management Studies, 2013
The purpose of this paper is to analyze the use of Web 2.0 tools and social communication media in the hotel sector, to determine whether these technologies are a real solution for increasing the hotel sector’s visibility and enhancing that level of e-
Arturo Haro de Rosario   +2 more
doaj  

The Electronic Election -- Web 2.0 Technology and Political Campaigns [PDF]

open access: yes, 2014
The influence of Web 2.0 technologies has infiltrated the political realm, not only being used by members of each political party, but also in each level of civic engagement.
Miller, Kirby
core   +1 more source

Roadmap to Precision 3D Printing of Cellulose: Rheology‐Guided Formulation, Fidelity Assessment, and Application Horizons

open access: yesAdvanced Materials Technologies, EarlyView.
This critical review presents a comprehensive roadmap for the precision 3D printing of cellulose. Quantitative correlations link ink formulation and rheological properties to print fidelity and final material performance. This framework guides the development of advanced functional materials, from biomedical scaffolds to electromagnetic shielding ...
Majed Amini   +3 more
wiley   +1 more source

The prospects of Web 2.0 technologies in teaching and learning in higher learning institutes: The case study of the Sokoine University of Agriculture in Tanzania

open access: yesKnowledge Management & E-Learning: An International Journal, 2013
The study investigated the perceptions of students and lecturers on Web 2.0 as learning and teaching tools. It identified the commonly used web 2.0 tools; determined how the tools facilitate teaching and learning; assessed the appropriateness of features
Wulystan Pius Mtega   +2 more
doaj  

Roll‐to‐Roll Manufacturing of Flexible Thermoelectric Semiconductors Using Low‐Level Direct‐Current Sputtering

open access: yesAdvanced Materials Technologies, EarlyView.
Roll‐to‐roll direct‐current sputtering enables room‐temperature manufacture of flexible bismuth telluride thermoelectric films. By identifying a low‐power deposition window that suppresses charge‐induced arcing, this work links sputtering conditions to film structure, charge transport, and thermoelectric performance, achieving a room‐temperature figure
Xudong Tao   +5 more
wiley   +1 more source

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