48 citations · 223 across the 12 of their papers we have counts for
14 papers
Accelerated search for global extrema in structured quantum signals
Sachin S. Bharadwaj, Katepalli R. Sreenivasan
Extreme values of a physical system are rare by definition, yet they can govern some of its most consequential and anomalous behavior. Their sparsity makes them particularly costly…
Quantum Homotopy Algorithm for Solving Nonlinear PDEs and Flow Problems
Sachin S. Bharadwaj, Balasubramanya Nadiga, Stephan Eidenbenz +1
Quantum algorithms to integrate nonlinear PDEs governing flow problems are challenging to discover but critical to enhancing the practical usefulness of quantum computing. We prese…
Quantum Carleman linearisation efficiency in nonlinear fluid dynamics
Javier Gonzalez-Conde, Dylan Lewis, Sachin S. Bharadwaj +1
Computational fluid dynamics (CFD) is a specialised branch of fluid mechanics that utilises numerical methods and algorithms to solve and analyze fluid-flow problems. One promising…
Simulating fluid flows with quantum computing
Sachin S. Bharadwaj, Katepalli R. Sreenivasan
The applications and impact of high fidelity simulation of fluid flows are far-reaching. They include settling some long-standing and fundamental questions in turbulence. However,…
Numerical solution of nonlinear Schrödinger equation by a hybrid pseudospectral-variational quantum algorithm
Nikolas Köcher, Hendrik Rose, Sachin S. Bharadwaj +2
The time-dependent one-dimensional nonlinear Schrödinger equation (NLSE) is solved numerically by a hybrid pseudospectral-variational quantum algorithm that connects a pseudospectr…
Compact quantum algorithms for time-dependent differential equations
Sachin S. Bharadwaj, Katepalli R. Sreenivasan
Many claims of computational advantages have been made for quantum computing over classical, but they have not been demonstrated for practical problems. Here, we present algorithms…
Two quantum algorithms for solving the one-dimensional advection-diffusion equation
Julia Ingelmann, Sachin S. Bharadwaj, Philipp Pfeffer +2
Two quantum algorithms are presented for the numerical solution of a linear one-dimensional advection-diffusion equation with periodic boundary conditions. Their accuracy and perfo…
Hybrid quantum algorithms for flow problems
Sachin S. Bharadwaj, Katepalli R. Sreenivasan
For quantum computing (QC) to emerge as a practically indispensable computational tool, there is a need for quantum protocols with an end-to-end practical applications -- in this i…
Quantum Computation of Fluid Dynamics
Sachin S. Bharadwaj, Katepalli R. Sreenivasan
Studies of strongly nonlinear dynamical systems such as turbulent flows call for superior computational prowess. With the advent of quantum computing, a plethora of quantum algorit…
The area rule for circulation in three-dimensional turbulence
Kartik P. Iyer, Sachin S. Bharadwaj, Katepalli R. Sreenivasan
An important idea underlying a plausible dynamical theory of circulation in three-dimensional turbulence is the so-called Area Rule, according to which the probability density func…
An Explicit Method for Schrieffer-Wolff Transformation
Rukhsan Ul Haq, Sachin Satish Bharadwaj, Towseef Ali Wani
Schrieffer-Wolff transformation is a very important transformation in Quantum Many Body physics. Yet, there isn't an explicit method in the literature to calculate the generator of…
Schrieffer-Wolff transformation of Anderson Models
Rukhsan Ul Haq, Sachin Satish Bharadwaj
Schrieffer-Wolff transformation is one of the very important transformations in the study of quantum many body physics. It is used to arrive at the low energy effective hamiltonian…
Synthesis and Characterization of Copper Doped Zinc Oxide Thin Films for CO Gas Sensing
Sachin S Bharadwaj, Shivaraj B W, H N Narasimha Murthy +5
Objective of this work was to synthesize Copper doped Zinc Oxide (CZO) films and optimization of process parameters by varying molarity of zinc acetate dehydrate from 0.5 M to 1.0…
Effect of RF Sputtering Process Parameters on Silicon Nitride Thin Film Deposition
Sachin S Bharadwaj, GR Rajkumar, B W Shivaraj +1
The objective of this work was to study the RF sputtering process parameters optimisation for deposition of Silicon Nitride thin films. The process parameters chosen to be varied w…