35 citations · 113 across the 12 of their papers we have counts for
12 papers
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),…
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…
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…
Enhancement of non-Gaussianity and nonclassicality of photon added displaced Fock state: A quantitative approach
Priya Malpani, Kishore Thapliyal, J. Banerji +1
Non-Gaussian and nonclassical states and processes are already found to be important resources for performing various tasks related to quantum gravity and quantum information proce…
Let's Burn a hole in the Binomial state of the radiation field
Priya Malpani
In quantum optics, nonclassical properties of various quantum states of radiation field are frequently studied. Some of those states are finite dimensional and referred to as qudit…
An investigation on the nonclassical and quantum phase properties of a family of engineered quantum states
Priya Malpani
The main focus of this thesis is to study the nonclassical and phase properties of a family of engineered quantum states, most of which show various nonclassical features. The beau…
Can we control the amount of useful nonclassicality in a photon added hypergeometric state?
Priya Malpani, Kishore Thapliyal, Anirban Pathak
Non-Gaussianity inducing operations are studied in the recent past from different perspectives. Here, we study the role of photon addition, a non-Gaussianity inducing operation, in…
Hierarchical Quantum Network using Hybrid Entanglement
Chitra Shukla, Priya Malpani, Kishore Thapliyal
The advent of a new kind of entangled state known as hybrid entangled state, i.e., entanglement between different degrees of freedom, makes it possible to perform various quantum c…
Impact of photon addition and subtraction on nonclassical and phase properties of a displaced Fock state
Priya Malpani, Kishore Thapliyal, Nasir Alam +3
Various nonclassical and quantum phase properties of photon added then subtracted displaced Fock state have been examined systematically and rigorously. Higher-order moments of the…
Manipulating nonclassicality via quantum state engineering processes: Vacuum filtration and single photon addition
Priya Malpani, Nasir Alam, Kishore Thapliyal +3
The effect of two quantum state engineering processes that can be used to burn hole at vacuum in the photon number distribution of quantum states of radiation field are compared us…
Quantum phase properties of photon added and subtracted displaced Fock states
Priya Malpani, Kishore Thapliyal, Nasir Alam +3
Quantum phase properties of photon added and subtracted displaced Fock states (and a set of quantum states which can be obtained as the limiting cases of these states) are investig…
Lower- and higher-order nonclassical properties of photon added and subtracted displaced Fock states
Priya Malpani, Nasir Alam, Kishore Thapliyal +3
Nonclassical properties of photon added and subtracted displaced Fock states have been studied using various witnesses of lower- and higher-order nonclassicality. Compact analytic…