27 citations · 120 across the 32 of their papers we have counts for
17 papers · 1 filter
Quantum Circuit Pruning: From NISQ Architectures to Fault-Tolerant Operations
Pau Escofet, Carmen G. Almudéver, Sergi Abadal +1
We present a routing-aware pruning strategy for quantum circuits that selectively removes parametric two-qubit gates whose computational contribution is outweighed by the fidelity…
Transversal Gates and Magic State Distillation in an Optimally Synthesized Spin-Qubit Shuttling Bus
Pau Escofet, Andrii Semenov, Niall Murphy +4
Fault-tolerant quantum computing requires not only reliable logical qubit storage, but also the ability to perform high-fidelity logical operations between error-corrected qubits a…
Energy efficiency of quantum computers
Miquel Carrasco-Codina, Pau Escofet, Paul Hilaire +13
How much energy does a quantum computer consume? Are they more efficient than their classical counterparts? In this work, we make a step towards answering these questions. We defin…
Synthesizing an Optimal Spin Qubit Shuttling Bus Architecture for the Surface Code
Pau Escofet, Eduard Alarcón, Sergi Abadal +4
As quantum computers scale toward millions of physical qubits, it becomes essential to robustly encode individual logical qubits to ensure fault tolerance under realistic noise. A…
Characterizing Scaling Trends of Post-Compilation Circuit Resources for NISQ-era QML Models
Rupayan Bhattacharjee, Pau Escofet, Santiago Rodrigo +3
This work investigates the scaling characteristics of post-compilation circuit resources for Quantum Machine Learning (QML) models on connectivity-constrained NISQ processors. We a…
Accurate and Scalable Simulation of Cavity-Based Networks in Modular Quantum Architectures
Sahar Ben Rached, Zezhou Sun, Guilu Long +4
Cavity-mediated interconnects are a promising platform for scaling modular quantum computers by enabling high-fidelity inter-chip quantum state transmission and entanglement genera…
On the Impact of Classical and Quantum Communication Networks Upon Modular Quantum Computing Architecture System Performance
Pau Escofet, Abhijit Das, Sahar Ben Rached +15
Modular architectures are a promising approach to scaling quantum computers beyond the limits of monolithic designs. However, non-local communications between different quantum pro…
Modeling Quantum Links for the Exploration of Distributed Quantum Computing Systems
Sahar Ben Rached, Zezhou Sun, Junaid Khan +5
Quantum computing offers the potential to solve certain complex problems, yet, scaling monolithic processors remains a major challenge. Modular and distributed architectures are pr…
An Accurate and Efficient Analytic Model of Fidelity Under Depolarizing Noise Oriented to Large Scale Quantum System Design
Pau Escofet, Santiago Rodrigo, Artur Garcia-Sáez +3
Fidelity is one of the most valuable and commonly used metrics for assessing the performance of quantum circuits on error-prone quantum processors. Several approaches have been pro…
Compilation Techniques for Spin Qubits in a Shuttling Bus Architecture
Pau Escofet, Andrii Semenov, Niall Murphy +4
In this work, we explore and propose several quantum circuit mapping strategies to optimize qubit shuttling in scalable quantum computing architectures based on silicon spin qubits…
Route-Forcing: Scalable Quantum Circuit Mapping for Scalable Quantum Computing Architectures
Pau Escofet, Alejandro Gonzalvo, Eduard Alarcón +2
Quantum computers are expected to scale in size to close the gap that currently exists between quantum algorithms and quantum hardware. To this end, quantum compilation techniques…
Revisiting the Mapping of Quantum Circuits: Entering the Multi-Core Era
Pau Escofet, Anabel Ovide, Medina Bandic +6
Quantum computing represents a paradigm shift in computation, offering the potential to solve complex problems intractable for classical computers. Although current quantum process…
Circuit Partitioning for Multi-Core Quantum Architectures with Deep Reinforcement Learning
Arnau Pastor, Pau Escofet, Sahar Ben Rached +3
Quantum computing holds immense potential for solving classically intractable problems by leveraging the unique properties of quantum mechanics. The scalability of quantum architec…
Hungarian Qubit Assignment for Optimized Mapping of Quantum Circuits on Multi-Core Architectures
Pau Escofet, Anabel Ovide, Carmen G. Almudever +2
Modular quantum computing architectures offer a promising alternative to monolithic designs for overcoming the scaling limitations of current quantum computers. To achieve scalabil…
Characterizing the Inter-Core Qubit Traffic in Large-Scale Quantum Modular Architectures
Sahar Ben Rached, Isaac Lopez Agudo, Santiago Rodrigo +6
Modular quantum processor architectures are envisioned as a promising solution for the scalability of quantum computing systems beyond the Noisy Intermediate Scale Quantum (NISQ) d…
Interconnect Fabrics for Multi-Core Quantum Processors: A Context Analysis
Pau Escofet, Sahar Ben Rached, Santiago Rodrigo +3
Quantum computing has revolutionized the field of computer science with its extraordinary ability to handle classically intractable problems. To realize its potential, however, qua…
Scalable multi-chip quantum architectures enabled by cryogenic hybrid wireless/quantum-coherent network-in-package
Eduard Alarcón, Sergi Abadal, Fabio Sebastiano +9
The grand challenge of scaling up quantum computers requires a full-stack architectural standpoint. In this position paper, we will present the vision of a new generation of scalab…