Results 61 to 70 of about 724,598 (336)

Engaging Higher Education Students Through Tweeting [PDF]

open access: yes, 2011
Social media such as Twitter helps engage learners and promotes interaction with course content. Twitter allows learners and educators to interact via “tweets” via Smartphones, laptops, or any device with Internet access.
Rockinson-Szapkiw, Amanda J.   +1 more
core   +1 more source

Mechanistic Promiscuity in Cobalt Mediated CO2 Reduction Reaction: One‐ versus Two‐Electron Reduction Process

open access: yesAngewandte Chemie International Edition, Accepted Article.
We compare the carbon dioxide reduction (CO2RR) activity and selectivity of the complexes [(Hbbpya)CoII]2+ and [(Mebbpya)CoII]2+, which contain two 2,2′‐bipyridine chelating groups linked by ‐NH or ‐NCH3 moieties, respectively. Whereas [(Hbbpya)CoII]2+ forms CO under electrocatalytic conditions in presence of phenol (PhOH) with high selectivity ...
Ayan Bera   +13 more
wiley   +1 more source

A Framework for Discovering Evolving Domain Related Spatio-Temporal Patterns in Twitter

open access: yesISPRS International Journal of Geo-Information, 2016
In massive Twitter datasets, tweets deriving from different domains, e.g., civil unrest, can be extracted to constitute spatio-temporal Twitter events for spatio-temporal distribution pattern detection.
Yan Shi   +5 more
doaj   +1 more source

Tracking the Twitter attention around the research efforts on the COVID-19 pandemic [PDF]

open access: yesarXiv, 2020
The outbreak of the COVID-19 pandemic has been accompanied by a bulk of scientific research and related Twitter discussions. To unravel the public concerns about the COVID-19 crisis reflected in the science-based Twitter conversations, this study tracked the Twitter attention around the COVID-19 research efforts during the first three months of 2020 ...
arxiv  

Automatically Identifying Fake News in Popular Twitter Threads

open access: yes, 2017
Information quality in social media is an increasingly important issue, but web-scale data hinders experts' ability to assess and correct much of the inaccurate content, or `fake news,' present in these platforms.
Buntain, Cody, Golbeck, Jennifer
core   +1 more source

Mechanoactivated Celite as a catalyst for C‒H bond perfluoroalkylation and other radical reactions

open access: yesAngewandte Chemie International Edition, Accepted Article.
Herein we report that Celite (diatomaceous earth) commonly viewed as an innocent filter aid or support material, or Earth‐abundant, non‐toxic metal oxides are efficient mechanoactivated catalysts for arene and heteroarene C‒H bond radical trifluoromethylation and pentafluoroethylation, with the activity comparable with previously reported ...
Thomas J. Hasiweder   +4 more
wiley   +1 more source

Using Twitter for Public Health Surveillance from Monitoring and Prediction to Public Response

open access: yesData, 2018
Twitter is a social media platform where over 500 million people worldwide publish their ideas and discuss diverse topics, including their health conditions and public health events.
Sophie E. Jordan   +5 more
doaj   +1 more source

Designing a Model for Confronting Media Terrorism Challenges in Social Networks (Case Study: ISIS in Twitter and Facebook) [PDF]

open access: yesReligion & Communication, 2018
The transition from modern society (production) to postmodern society (consumption) has caused fundamental changes in the structures and processes of global system.
Ali Akbar Farhangi, Hojjat Ollah Abbasi
doaj   +1 more source

The Role of Twitter in Cryptocurrency Pump-and-Dumps [PDF]

open access: yesarXiv, 2023
We examine the influence of Twitter promotion on cryptocurrency pump-and-dump events. By analyzing abnormal returns, trading volume, and tweet activity, we uncover that Twitter effectively garners attention for pump-and-dump schemes, leading to notable effects on abnormal returns before the event.
arxiv  

Teaching with Twitter:reflections on practices, opportunities and problems [PDF]

open access: yes, 2015
In recent times there has been an increasing wave of interest in the use of Social Media for Teaching and Learning in Higher Education. In particular, the micro-blogging platform Twitter has been experimentally used in various Universities world-wide ...
De Paoli, Stefano, La Rooy, Alice
core  

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