3 papers
quant-ph2026
Statistically secure uncloneable encryption of arbitrary messages
Archishna Bhattacharyya, Anne Broadbent, Eric Culf
Unconditional uncloneable encryption of a single bit with efficient encryption and decryption is now possible. However, whether the extension to messages of arbitrary length achiev…
quant-ph2025
Sequential transmission at short times
Archishna Bhattacharyya
We show that it is possible to transmit and preserve information at short time scales over an n-fold composition of quantum channels modelled as a discre…
cond-mat.soft2020
Memory of rheological stress in polymers using Fractional Calculus
Archishna Bhattacharyya, Pratyusha Nandi, Somasri Hazra +1
The rheological properties of viscoelastic materials like polymer melts are greatly affected by factors like salinity, temperature, concentration and pH of the solution. In this st…