106 citations · 556 across the 23 of their papers we have counts for
18 papers · 1 filter
Entanglement-enhanced learning of quantum processes at scale
Alireza Seif, Senrui Chen, Swarnadeep Majumder +6
Learning unknown processes affecting a quantum system reveals underlying physical mechanisms and enables suppression, mitigation, and correction of unwanted effects. Describing a g…
Quantum Fourier Transform using Dynamic Circuits
Elisa Bäumer, Vinay Tripathi, Alireza Seif +2
In dynamic quantum circuits, classical information from mid-circuit measurements is fed forward during circuit execution. This emerging capability of quantum computers confers nume…
Demonstration of Robust and Efficient Quantum Property Learning with Shallow Shadows
Hong-Ye Hu, Andi Gu, Swarnadeep Majumder +7
Extracting information efficiently from quantum systems is a major component of quantum information processing tasks. Randomized measurements, or classical shadows, enable predicti…
Programmable Simulations of Molecules and Materials with Reconfigurable Quantum Processors
Nishad Maskara, Stefan Ostermann, James Shee +9
Simulations of quantum chemistry and quantum materials are believed to be among the most important potential applications of quantum information processors, but realizing practical…
High-fidelity, multi-qubit generalized measurements with dynamic circuits
Petr Ivashkov, Gideon Uchehara, Liang Jiang +2
Generalized measurements, also called positive operator-valued measures (POVMs), can offer advantages over projective measurements in various quantum information tasks. Here, we re…
Simulating polaritonic ground states on noisy quantum devices
Mohammad Hassan, Fabijan Pavošević, Derek S. Wang +1
The recent advent of quantum algorithms for noisy quantum devices offers a new route toward simulating strong light-matter interactions of molecules in optical cavities for polarit…
Machine Learning for Practical Quantum Error Mitigation
Haoran Liao, Derek S. Wang, Iskandar Sitdikov +3
Quantum computers progress toward outperforming classical supercomputers, but quantum errors remain their primary obstacle. The key to overcoming errors on near-term devices has em…
Efficient Long-Range Entanglement using Dynamic Circuits
Elisa Bäumer, Vinay Tripathi, Derek S. Wang +5
Quantum simulation traditionally relies on unitary dynamics, inherently imposing efficiency constraints on the generation of intricate entangled states. In principle, these limitat…
Isolated zero mode in a quantum computer from a duality twist
Sutapa Samanta, Derek S. Wang, Armin Rahmani +1
Investigating the interplay of dualities, generalized symmetries, and topological defects beyond theoretical models is an important challenge in condensed matter physics and quantu…
Best practices for quantum error mitigation with digital zero-noise extrapolation
Ritajit Majumdar, Pedro Rivero, Friederike Metz +2
Digital zero-noise extrapolation (dZNE) has emerged as a common approach for quantum error mitigation (QEM) due to its conceptual simplicity, accessibility, and resource efficiency…
Uncovering Local Integrability in Quantum Many-Body Dynamics
Oles Shtanko, Derek S. Wang, Haimeng Zhang +4
Interacting many-body quantum systems and their dynamics, while fundamental to modern science and technology, are formidable to simulate and understand. However, by discovering the…
Entangled photons from composite cascade emitters
Derek S Wang, Inci Anali, Susanne F Yelin
Entangled photons are crucial for quantum technologies, but generating arbitrary entangled photon states deterministically, efficiently, and with high fidelity remains a challenge.…
Defect polaritons from first principles
Derek S. Wang, Susanne F. Yelin, Johannes Flick
Precise control over the electronic and optical properties of defect centers in solid-state materials is necessary for their applications as quantum sensors, transducers, memories,…
Hybridized defects in solid-state materials as artificial molecules
Derek S. Wang, Christopher J. Ciccarino, Johannes Flick +1
Two-dimensional materials can be crafted with structural precision approaching the atomic scale, enabling quantum defects-by-design. These defects are frequently described as artif…
Tunable quantum logic gate on photonic qubits with a ladder emitter
Derek S. Wang, David D. Dai, Prineha Narang
We present a scheme to implement a passive and deterministic controlled-variable phase gate on photonic qubits encoded in the frequency basis. Our gate employs a cascade system wit…
Nanomagnonic cavities for strong spin-magnon coupling
Tomáš Neuman, Derek S. Wang, Prineha Narang
We present a theoretical approach to use ferro- or ferrimagnetic nanoparticles as microwave nanomagnonic cavities to concentrate microwave magnetic fields into deeply subwavelength…
Dipole-Coupled Defect Pairs as Deterministic Entangled Photon Pair Sources
Derek S. Wang, Tomáš Neuman, Prineha Narang
Scalable quantum systems require deterministic entangled photon pair sources. Here, we demonstrate a scheme that uses a dipole-coupled defect pair to deterministically emit polariz…
Weak-to-Strong Light-Matter Coupling and Dissipative Dynamics from First Principles
Derek S. Wang, Tomáš Neuman, Johannes Flick +1
Cavity-mediated light-matter coupling can dramatically alter opto-electronic and physico-chemical properties of a molecule. Ab initio theoretical predictions of these systems need…