In Internet-based social networks, the nodes have the most pivotal role in the processes and outcomes of the networks. Whether they pay attention to a message in the network or ignore it defines the fate of the message. One message is shared and re-shared by millions of users and another is left forgotten. The current study tries to shed light on one aspect of the role of the users in a social ...

Twitter is the second largest social network after Facebook and currently 140 millions Tweets are posted on average each day. Tweets are messages with a maximum number of 140 characters and cover all imaginable stories ranging from simple activity updates over news coverage to opinions on arbitrary topics. In this work we argue that Twitter is a valuable data source for e-Participation related ...

1 Photochemistry Department, National Research Centre, Dokki, Giza, Egypt. 2 Chemistry Department, College of Science, Aljouf University, Sakaka, Al-Jouf, Kingdom of Saudi Arabia. 3 Applied Organic Chemistry Department, National Research Centre, Dokki, Cairo, Egypt. 4 Hormone Department, National Research Centre, Dokki, Cairo, Egypt. 5 Department of Pharmaceutical Chemistry, National Research C...