180 citations · 531 across the 29 of their papers we have counts for
29 papers
Constructing and characterising anharmonic potentials in a harmonic oscillator
Clara Yun Fontaine, Mansi Somani, Kehui Yu +9
Continuous-variable quantum systems offer a natural platform for quantum information processing and analogue quantum simulation of real-world processes. Realising these application…
Demonstration of tripartite cat states in two distinct classes of entanglement
May Chee Loke, Jonathan Schwinger, Kehui Yu +4
Entanglement is a cornerstone of quantum mechanics and an essential resource for quantum computation, communication, and metrology. While bipartite entanglement is extensively stud…
A direct controlled-phase gate between microwave photons
Adrian Copetudo, Amon M. Kasper, Tanjung Krisnanda +4
The rich dynamics and large Hilbert space of quantum harmonic oscillators make them natural candidates for hardware-efficient and error-correctable quantum information processing.…
Flux-Activated Resonant Control of a Bosonic Quantum Memory
Fernando Valadares, Aleksandr Dorogov, Tanjung Krisnanda +4
Universal control of bosonic degrees of freedom provides a hardware-efficient route for quantum information processing with high-dimensional systems. Bosonic circuit quantum electr…
Quantum Phase Estimation Beyond the Gaussian Limit
Kimin Park, Tanjung Krisnanda, Yvonne Gao +1
Quantum metrology aims to enhance measurement precision beyond the standard quantum limit (SQL), the benchmark set by classical resources, enabling advances in sensing, imaging, an…
Direct estimation of arbitrary observables of an oscillator
Tanjung Krisnanda, Fernando Valadares, Kyle Timothy Ng Chu +6
Quantum harmonic oscillators serve as fundamental building blocks for quantum information processing, particularly in the context of the bosonic circuit quantum electrodynamics (cQ…
Experimental demonstration of enhanced quantum tomography via quantum reservoir processing
Tanjung Krisnanda, Pengtao Song, Adrian Copetudo +4
Quantum machine learning is a rapidly advancing discipline that leverages the features of quantum mechanics to enhance the performance of computational tasks. Quantum reservoir pro…
Realization of versatile and effective quantum metrology using a single bosonic mode
Xiaozhou Pan, Tanjung Krisnanda, Andrea Duina +6
Quantum metrology offers the potential to surpass its classical counterpart, pushing the boundaries of measurement precision toward the ultimate Heisenberg limit. This enhanced pre…
Demonstrating efficient and robust bosonic state reconstruction via optimized excitation counting
Tanjung Krisnanda, Clara Yun Fontaine, Adrian Copetudo +6
Quantum state reconstruction is an essential element in quantum information processing. However, efficient and reliable reconstruction of non-trivial quantum states in the presence…
Quantum neuromorphic approach to efficient sensing of gravity-induced entanglement
Tanjung Krisnanda, Tomasz Paterek, Mauro Paternostro +1
The detection of entanglement provides a definitive proof of quantumness. Its ascertainment might be challenging for hot or macroscopic objects, where entanglement is typically wea…
Correlations and energy in mediated dynamics
Tanjung Krisnanda, Su-Yong Lee, Changsuk Noh +4
The minimum time required for a quantum system to evolve to a distinguishable state is set by the quantum speed limit, and consequently influences the change of quantum correlation…
Continuous-Variable Entanglement through Central Forces: Application to Gravity between Quantum Masses
Ankit Kumar, Tanjung Krisnanda, P. Arumugam +1
We describe a complete method for a precise study of gravitational interaction between two nearby quantum masses. Since the displacements of these masses are much smaller than the…
The Roles of Kerr nonlinearity in a Bosonic Quantum Neural Network
Huawen Xu, Tanjung Krisnanda, Ruiqi Bao +1
The emerging technology of quantum neural networks (QNNs) attracts great attention from both the fields of machine learning and quantum physics with the capability to gain quantum…
Closest approach of a quantum projectile
A Kumar, T Krisnanda, P Arumugam +1
We consider the simplest case of Rutherford scattering, i.e. the head-on collision, where the projectile is treated quantum mechanically. The convexity of repulsive Coulomb force i…
Beating the classical phase precision limit using a quantum neuromorphic platform
Tanjung Krisnanda, Sanjib Ghosh, Tomasz Paterek +2
Phase measurement constitutes a key task in many fields of science, both in the classical and quantum regime. The higher precision of such measurement offers significant advances,…
Time crystal and chaos in the hybrid atom-optomechanics system
Xingran Xu, Tanjung Krisnanda, Timothy C. H. Liew
We consider atoms in two different periodic potentials induced by different lasers, one of which is coupled to a mechanical membrane via radiation pressure force. The atoms are int…
Superpolynomial Quantum Enhancement in Polaritonic Neuromorphic Computing
Huawen Xu, Tanjung Krisnanda, Wouter Verstraelen +2
Recent proof-of-principle experiments have demonstrated the implementation of neuromorphic computing using exciton-polaritons, making use of coherent classical states [D. Ballarini…
Room Temperature Light-Mediated Long-Range Coupling of Excitons in Perovskites
Tanjung Krisnanda, Qiannan Zhang, Kevin Dini +3
Perovskites have been the focus of attention due to their multitude of outstanding optoelectronic properties and structural versatility. Two-dimensional halide perovskite such as (…
Creating and concentrating quantum resource states in noisy environments using a quantum neural network
Tanjung Krisnanda, Sanjib Ghosh, Tomasz Paterek +1
Quantum information processing tasks require exotic quantum states as a prerequisite. They are usually prepared with many different methods tailored to the specific resource state.…
Nonclassical trajectories in head-on collisions
A Kumar, T Krisnanda, P Arumugam +1
Rutherford scattering is usually described by treating the projectile either classically or as quantum mechanical plane waves. Here we treat them as wave packets and study their he…
Distribution of quantum entanglement: Principles and applications
Tanjung Krisnanda
Quantum entanglement is a form of correlation between quantum particles that has now become a crucial part in quantum information and communication science. For example, it has bee…
Realising and compressing quantum circuits with quantum reservoir computing
Sanjib Ghosh, Tanjung Krisnanda, Tomasz Paterek +1
Quantum computers require precise control over parameters and careful engineering of the underlying physical system. In contrast, neural networks have evolved to tolerate imprecisi…
Experimental localisation of quantum entanglement through monitored classical mediator
Soham Pal, Priya Batra, Tanjung Krisnanda +2
Quantum entanglement is a form of correlation between quantum particles that cannot be increased via local operations and classical communication. It has therefore been proposed th…
Non-classicality of spin structures in condensed matter: An analysis of SrCuO
W. Y. Kon, T. Krisnanda, P. Sengupta +1
When two quantum systems are coupled via a mediator, their dynamics has traces of non-classical properties of the mediator. We show how this observation can be effectively utilised…