37 citations
2 papers
cond-mat.soft2021★ 5 cited
Slope of Dry Granular Materials Surface is Generally Curved
Fathan Akbar, Elfi Yuliza, Nadya Amalia +2
As if it has become a consensus that the slope of the granular heap is straight, and from that, an angle of repose is defined. However, closer inspection shows that the slopes are…
cs.CR2010★ 37 cited
A Survey of RFID Authentication Protocols Based on Hash-Chain Method
Irfan Syamsuddin, Tharam Dillon, Elizabeth Chang +1
Security and privacy are the inherent problems in RFID communications. There are several protocols have been proposed to overcome those problems. Hash chain is commonly employed by…