4 papers
Squeezing-Fueled Quantum Otto Engine via Measurement-Induced Cooling: The Two-Qubit Quantum Rabi Model
S R Rathnakaran, Asoka Biswas
We investigate a quantum Otto engine (QOE) constructed from the two-qubit quantum Rabi model, operating within a cavity quantum electrodynamics (QED) architecture. The engine opera…
Multipartite synchronization residuals in driven-dissipative spin networks
Jatin Ghildiyal, Shubhrangshu Dasgupta, Asoka Biswas
We introduce a phase-space measure of quantum synchronization that quantifies relative phase localization for two-qubit and three-qubit systems. This measure is built from the firs…
Quantum synchronization between two strongly driven YIG spheres mediated via a microwave cavity
Jatin Ghildiyal, Shubhrangshu Dasgupta, Asoka Biswas
We present a theoretical study of synchronization between two strongly driven magnon modes indirectly coupled via a single-mode microwave cavity. Each magnon mode, hosted in separa…
Ancilla measurement-based Quantum Otto engine using double-pair spin architecture
S R Rathnakaran, Asoka Biswas
We present a quantum heat engine model utilizing a dual spin-pair architecture, wherein an Otto-like cycle is implemented using a single heat bath. The conventional cold bath is re…