5 papers
High fidelity preservation of photonic hyperentanglement in a free-space optical delay line
Yu Guo, Arya Chowdhury, Pranay Tiwari +3
Photonic hyperentanglement enables increased information capacity and enhanced functionality for quantum communication and networking. However, synchronization of hyperentangled ph…
Highly Efficient and Broadband Optical Delay Line towards a Quantum Memory
Yu Guo, Anindya Banerji, Jia Boon Chin +2
We demonstrate a high-efficiency, free space optical delay line utilizing a nested multipass cell architecture. This design supports extended optical paths with low loss, aided by…
Generalized Teleportation Fidelity and Singlet Fraction and their Relation for (In)-distinguishable Particles and Its Applications
Soumya Das, Goutam Paul, Anindya Banerji
Quantum teleportation efficiently transfers quantum information between distant locations by utilizing a pre-established composite system. Assessing the effectiveness of teleportat…
Optical Mode Control, Switching and Shaping In Few Mode Fiber Using a Fiber Piano
Shuin Jian Wu, Anindya Banerji, Ankush Sharma +4
This work investigates the use of a fiber piano in controlling spatial modes in few mode fibers. It has been found that together with sub-optimal coupling into SMF-28 fibre and hal…
Investigating a Device Independence Quantum Random Number Generation
Vardaan Mongia, Abhishek Kumar, Shashi Prabhakar +2
Quantum random number generation (QRNG) is a resource that is a necessity in the field of cryptography. However, its certification has been challenging. In this article, we certify…