29 citations · 78 across the 33 of their papers we have counts for
33 papers
Three-slit interference with a which-path memory ancilla: A bright-dark state formulation
Ajay Kumar, Guruprasad Kadam, Anirban Pathak
In this paper, we study the effect of a which-path memory ancilla on the three-slit interference pattern within the framework of the bright--dark state description [Phys. Rev. Lett…
A Unified Quantum Interferometric Framework for Interaction-Free Measurement and Delayed-Choice Experiments
Hitesh Awasthi, Sandeep Mishra, Anirban Pathak
A theoretical unified interferometric framework is developed for interaction-free measurement (IFM) and delayed-choice (DC) experiments. The proposed model leads to a quantum circu…
Quantum Remote Implementation of Hybrid Operations on Hyperstates Using Hyperentangled States
Satish Kumar, Anirban Pathak
Quantum remote control, also known as quantum remote implementation of an operator (QRIO), enables the remote manipulation of an arbitrary quantum state by implementing a desired q…
Robust phase sensitivity in Mach-Zehnder interferometer using photon added and subtracted squeezed coherent state
Shivani Singh, Priya Malpani, Anirban Pathak
For the precision-based measurements, Mach-Zehnder interferometry is a widely used technique. There are various ways to enhance the precision of Mach-Zehnder interferometer (MZI),…
On the generic structures of the protocols for quantum auction and quantum summation and their relation
Kabir Sandhu, Sandeep Mishra, Anirban Pathak
Secure multi-party computation (SMC) addresses the problem of jointly computing global functions of private inputs while revealing minimal information about individual data. Two pr…
Finite key analysis of experimentally realized practical COW-QKD protocol
Neha Pathania, Sandeep Mishra, Anirban Pathak
An experimental implementation of the Coherent One-Way Quantum Key Distribution (COW-QKD) protocol is reported under realistic conditions, and a clean and easy-to-use framework for…
Generation of large Fock states from coherent states using Kerr interaction and displacement
Nilakantha Meher, Anirban Pathak, S. Sivakumar
We discuss a scheme to generate large Fock states. The scheme involves repeatedly applying an experimentally feasible unitary transformation to convert a semiclassical state into a…
Frequency drift corrected ultra-stable laser through phase-coherent fiber producing a quantum channel
Stanley Johnson, Sandeep Mishra, Anirban Pathak +1
Phase coherent fibers (PCF) are essential to distribute nearly monochromatic photons, ultra-stable in their frequency and phases, which have demanding requirements for state-of-the…
Satellite-based communication for phase-matching measurement-device-independent quantum key distribution
Arindam Dutta, Subhashish Banerjee, Anirban Pathak
This study investigates the feasibility of the phase-matching measurement-device-independent quantum key distribution (PM-MDI QKD) protocol proposed by Lin and Lütkenhaus for satel…
Probing quantum correlations in non-degenerate hyper-Raman process
Moumita Das, Biswajit Sen, Ankur Sensharma +2
Possibilities of observing single mode and intermodal quantum correlations (e.g., antibunching, steering and entanglement) are studied for a probed-hyper-Raman system with specific…
Quantum Teleportation using Quantum Candies
Nikhitha Nunavath, Sandeep Mishra, Anirban Pathak
Quantum Candies or Qandies provide us with a lucid way of understanding the concepts of quantum information and quantum science in the language of candies. The critical idea of qan…
Remote Implementation of Hidden or Partially Unknown Quantum Operators using Optimal Resources: A Generalized View
Satish Kumar, Kuldeep Gangwar, Anirban Pathak
Two protocols are proposed for two closely linked but different variants of remote implementation of quantum operators of specific forms. The first protocol is designed for the rem…
Simultaneous quantum identity authentication scheme utilizing entanglement swapping with secret key preservation
Arindam Dutta, Anirban Pathak
Unconditional security in quantum key distribution (QKD) relies on authenticating the identities of users involved in key distribution. While classical identity authentication sche…
Revisiting Majumdar-Ghosh spin chain model and Max-cut problem using variational quantum algorithms
Britant, Anirban Pathak
In this work, energy levels of the Majumdar-Ghosh model (MGM) are analyzed up to 15 spins chain in the noisy intermediate-scale quantum framework using noisy simulations. This is a…
Controlled-Joint Remote Implementation of Operators and its Possible Generalization
Satish Kumar, Nguyen Ba An, Anirban Pathak
The existing notion of the shared entangled state-assisted remote preparation of unitary operator (equivalently the existing notion of quantum remote control) using local operation…
Use of Nash equilibrium in finding game theoretic robust security bound on quantum bit error rate
Arindam Dutta, Anirban Pathak
Nash equilibrium is employed to find a game theoretic robust security bound on quantum bit error rate (QBER) for DL04 protocol which is a scheme for quantum secure direct communica…
Quantum networks using counterfactual quantum communication
Aakash Warke, Kishore Thapliyal, Anirban Pathak
Counterfactual quantum communication is one of the most interesting facets of quantum communication, allowing two parties to communicate without any transmission of quantum or clas…
Experimental implementation of distributed phase reference quantum key distribution protocols
Satish Kumar, Priya Malpani, Britant +2
Quantum cryptography is now considered as a promising technology due to its promise of unconditional security. In recent years, rigorous work is being done for the experimental rea…
Analysis for satellite-based high-dimensional extended B92 and high-dimensional BB84 quantum key distribution
Arindam Dutta, Muskan, Subhashish Banerjee +1
A systematic analysis of the advantages and challenges associated with the satellite-based implementation of the high dimensional extended B92 (HD-Ext-B92) and high-dimensional BB8…
Protocols for counterfactual and twin-field quantum digital signature
Vinod N. Rao, Shrikant Utagi, Anirban Pathak +1
Quantum digital signature (QDS) is the quantum version of its classical counterpart, and can offer security against attacks of repudiation, signature forging and external eavesdrop…
Partial Loopholes Free Device Independent Quantum Random Number Generator Using IBM's Quantum Computers
Abhishek Yadav, Sandeep Mishra, Anirban Pathak
Random numbers form an intrinsic part of modern day computing with applications in a wide variety of fields. But due to their limitations, the use of pseudo random number generator…
A Review on Practical Challenges of Aerial Quantum Communication
Umang Dubey, Prathamesh Bhole, Arindam Dutta +6
The increasing demand for the realization of global-scale quantum communication services necessitates critical investigation for a practical quantum secure communication network th…
Implementation of coherent one way protocol for quantum key distribution up to an effective distance of 145 km
Priya Malpani, Satish Kumar, Anirban Pathak
In the present work, we report experimental realization of an optical fiber based COW protocol for QKD in the telecom wavelength (1550 nm) where the attenuation in the optical fibe…
Collective attack free controlled quantum key agreement without quantum memory
Arindam Dutta, Anirban Pathak
Here we present a new protocol for controlled quantum key agreement and another protocol for key agreement with a specific focus on the security analysis. Specifically, detailed se…