40 citations · 178 across the 25 of their papers we have counts for
4 papers · 1 filter
Honeycomb arrays
Simon R. Blackburn, Anastasia Panoui, Maura B. Paterson +1
A honeycomb array is an analogue of a Costas array in the hexagonal grid; they were first studied by Golomb and Taylor in 1984. A recent result of Blackburn, Etzion, Martin and Pat…
Superconductivity near lattice instability: the case of NbCN and NbN
Simon Blackburn, Michel Côté, Steven G. Louie +1
Using density functional theory within the local density approximation we report a study of the electron-phonon coupling in NbCN and NbN crystals in the rocksalt struct…
Putting Dots in Triangles
Simon R. Blackburn, Maura B. Paterson, Douglas R. Stinson
Given a right-angled triangle of squares in a grid whose horizontal and vertical sides are squares long, let N(n) denote the maximum number of dots that can be placed into the…
Group theory in cryptography
Simon R. Blackburn, Carlos Cid, Ciaran Mullan
This paper is a guide for the pure mathematician who would like to know more about cryptography based on group theory. The paper gives a brief overview of the subject, and provides…