11 citations · 24 across the 9 of their papers we have counts for
9 papers
Efficient imaging of quantum emitters using compressive sensing
Sonali Gupta, Kiran Bajar, Alexander McFarland +3
Optical imaging of quantum emitters is essential for a wide range of quantum applications. Conventional confocal imaging relies on point-by-point raster scanning, which is inherent…
Generation and certification of pure phase entangled light
Rounak Chatterjee, Mayuresh Kanagal, Vikas S Bhat +2
Biphoton systems exhibiting entanglement in position-momentum variables, known as spatial entanglement, are among the most intriguing and well-studied phenomena in quantum optics.…
Tracking phase entanglement during propagation of downconverted photons
Rounak Chatterjee, Vikas S Bhat, Kiran Bajar +1
High-dimensional entanglement in the form of transverse spatial correlation between a pair of photons generated via spontaneous parametric downconversion is not only a valuable res…
Optimizing the qudit dimensions of position-momentum entangled photons for QKD
Vikas S Bhat, Rounak Chatterjee, Kiran Bajar +1
We propose an optimization scheme to maximize the secure key rate of a high-dimensional variant of BBM92. We use the position-momentum conjugate bases to encode the higher dimensio…
Rapid and efficient wavefront correction for spatially entangled photons using symmetrized optimization
Kiran Bajar, Ronen Shekel, Vikas S. Bhat +3
Spatial entanglement is a key resource in quantum technologies, enabling applications in quantum communication, imaging, and computation. However, propagation through complex media…
Partial-immunity of two-photon correlation against wavefront distortion for spatially entangled photons
Kiran Bajar, Rounak Chatterjee, Vikas S. Bhat +1
High-dimensional quantum entanglement in photons offers notable technological advancements over traditional qubit-based systems, including increased information density and enhance…
Controlling the degree of entanglement in downconversion by targeted birth zone activation
Vikas S Bhat, Rounak Chatterjee, Kiran Bajar +1
We explore the consequences of varying the pump beam waist that illuminates a nonlinear crystal, realizing spontaneous parametric down-conversion (SPDC). The coherence is transferr…
Modal complexity as a metric for Anderson localization
Sandip Mondal, Kedar Khare, Sergey E. Skipetrov +2
We present a thorough study of the complexity of optical localized modes in two-dimensional disordered photonic crystals. Direct experimental measurements of complexity were made u…
Multifold enhancement of quantum SNR by using an EMCCD as a photon number resolving device
Rounak Chatterjee, Vikas Bhat, Kiran Bajar +1
The Electron Multiplying Charge Coupled Devices (EMCCD), owing to their high quantum efficiency and spatial resolution, are widely used to study typical quantum optical phenomena a…