28 citations · 64 across the 13 of their papers we have counts for
12 papers · 1 filter
Temporal Diffraction Grating for Engineered Superconducting Qubit Dissipation
Pratik J. Barge, Kater W. Murch
Parametric frequency modulation is a standard tool in superconducting circuits for activating tunable interactions and implementing quantum gates. Here, we engineer dissipation in…
Measurement and Control of the Complex Berry Phase in a Quantum System
Pratik J. Barge, Qian Cao, Niklas Hörnedal +2
The Berry phase is a geometric phase acquired during adiabatic evolution over a closed loop in parameter space. It plays an essential role in geometric quantum gates and other phas…
Characterizing Gaussian quantum processes with Gaussian resources
Logan W. Grove, Pratik J. Barge, Kevin Valson Jacob
Characterizing quantum processes is indispensable for the implementation of any task in quantum information processing. In this paper, we develop an efficient method to fully chara…
Polarization-Entanglement Dynamics in Optical Fibers: Mitigating Decay in the Non-Markovian Regime with Dynamical Decoupling
Pratik J. Barge, Arshag Danageozian, Manish K. Gupta +2
Future distributed quantum systems and networks are likely to rely, at least in part, on the existing fiber infrastructure for entanglement distribution; hence, a precise understan…
Reducing classical communication costs in multiplexed quantum repeaters using hardware-aware quasi-local policies
Stav Haldar, Pratik J. Barge, Xiang Cheng +5
Future quantum networks will have nodes equipped with multiple quantum memories, allowing for multiplexing and entanglement distillation strategies in order to increase fidelities…
The performance of random bosonic rotation codes
Saurabh Totey, Akira Kyle, Steven Liu +3
Bosonic error correcting codes utilize the infinite dimensional Hilbert space of a harmonic oscillator to encode a qubit. Bosonic rotation codes are characterized by a discrete rot…
Quantum fluctuations spatial mode profiler
Charris Gabaldon, Pratik Barge, Savannah L. Cuozzo +4
The spatial mode is an essential component of an electromagnetic field description, yet it is challenging to characterize it for optical fields with low average photon number, such…
Optimizing the phase sensitivity of a Michelson interferometer with a two mode squeezed coherent input
Stav Haldar, Pratik J. Barge, Xiao-Qi Xiao +1
A Michelson-type interferometer with two-mode squeezed coherent state input is considered. Such an interferometer has a better phase sensitivity over the shot-noise limit by a fact…
Fast and reliable entanglement distribution with quantum repeaters: principles for improving protocols using reinforcement learning
Stav Haldar, Pratik J. Barge, Sumeet Khatri +1
Future quantum technologies such as quantum communication, quantum sensing, and distributed quantum computation, will rely on networks of shared entanglement between spatially sepa…
Weak Thermal State Quadrature-Noise Shadow Imaging
Pratik J. Barge, Ziqi Niu, Savannah Cuozzo +4
In this work, we theoretically and experimentally demonstrate the possibility to create an image of an opaque object using a few-photon thermal optical field. We utilize the Quadra…
Low-Light Shadow Imaging using Quantum-Noise Detection with a Camera
Savannah L. Cuozzo, Pratik J. Barge, Nikunjkumar Prajapati +5
We experimentally demonstrate an imaging technique based on quantum noise modification after interaction with an opaque object. By using a homodyne-like detection scheme, we elimin…
Noisy Coherent Population Trapping: Applications to Noise Estimation and Qubit State Preparation
Arshag Danageozian, Ashe Miller, Pratik J. Barge +2
Coherent population trapping is a well-known quantum phenomenon in a driven system, with many applications across quantum optics. However, when a stochastic bath is present in…