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quant-ph2024
What and why of entanglement
Ujjwal Sen
We present here a brief discussion, in Bangla (Bengali), on what is entanglement and why it is interesting.
quant-ph2024
Unconditionally superposition-robust entangled state in all multiparty quantum systems
Swati Choudhary, Ujjwal Sen, Saronath Halder
We investigate the inseparability of states generated by superposition of a multipartite pure entangled state with a product state. In particular, we identify specific multipartite…
quant-ph2024
The Einstein-Podolsky-Rosen paradox and the Bell theorem
Ujjwal Sen
We will discuss here the Bell theorem, which shows that "locality" and "reality" are together inconsistent with quantum theory.