11 papers
Weighted Quantum Signal Processing: Low-Depth Polynomial Approximation with Applications to Kolmogorov-Arnold Networks
Rohit Sarma Sarkar, Rupayan Bhattacharjee, Elias F. Combarro +5
Quantum Signal Processing is a powerful quantum framework for generating and approximating univariate polynomials. However, QSP is often limited by circuit-depth bottlenecks and pa…
An Analytical Approach to Design Space Exploration for Cavity-Mediated Quantum State Transfer in Multi-core Architectures
Biel Pons Zaragoza, Junaid Khan, Rohit Sarma Sarkar +4
In multi-core quantum computing architectures, waveguide-mediated interconnects are essential for facilitating fast, high-fidelity quantum state transfer between qubits located in…
Efficiently architecting VQAs: Expressibility--Trainability--Resources Pareto-Optimality
Rodrigo M. Sanz, Andreu Angles-Castillo, Eduard Alarcon +1
Ansatz selection is a key factor in the performance of variational quantum algorithms (VQAs). While much of the state-of-the-art still relies on heuristic choices, an inadequate ci…
Early-Stage Cancer Biomarker Detection via Intravascular Nanomachines: Modeling and Analysis
Abdollah Rezagholi, Sergi Abadal, Filip Lemic +2
Early detection of cancer is essential for timely diagnosis and improved patient outcomes. Among emerging technologies, intra-body nanoscale communication offers an innovative solu…
Assessing the Impact of Low Resolution Control Electronics on Quantum Neural Network Performance
Rupayan Bhattacharjee, Rohit Sarma Sarkar, Sergi Abadal +2
Scaling quantum computers requires tight integration of cryogenic control electronics with quantum processors, where Digital-to-Analog Converters (DACs) face severe power and area…
Assessing the Role of Communication in Modular Multi-Core Quantum Systems
Maurizio Palesi, Enrico Russo, Giuseppe Ascia +8
The scalability of quantum computing is constrained by the physical and architectural limitations of monolithic quantum processors. Modular multi-core quantum architectures, which…
28 GHz Wireless Channel Characterization for a Quantum Computer Cryostat at 4 Kelvin
Ama Bandara, Viviana Centritto Arrojo, Heqi Deng +6
The scalability of quantum computing systems is constrained by the wiring complexity and thermal load introduced by dense wiring for control, readout and synchronization at cryogen…
Cryo-CMOS Antenna for Wireless Communications within a Quantum Computer Cryostat
Viviana Centritto, Ama Bandara, Heqi Deng +4
Scaling quantum computers from a few qubits to large numbers remains one of the critical challenges in realizing practical quantum advantage. Multi-core quantum architectures have…
Waveguide QED Analysis of Quantum-Coherent Links for Modular Quantum Computing
Junaid Khan, Sergio Navarro Reyes, Sahar Ben Rached +4
Waveguides potentially offer an effective medium for interconnecting quantum processors within a modular framework, facilitating the coherent quantum state transfer between the qub…
Benchmarking Emerging Cavity-Mediated Quantum Interconnect Technologies for Modular Quantum Computers
Sahar Ben Rached, Sergio Navarro Reyes, Junaid Khan +3
Modularity is a promising approach for scaling up quantum computers and therefore integrating higher qubit counts. The essence of such architectures lies in their reliance on high-…
Profiling quantum circuits for their efficient execution on single- and multi-core architectures
Medina Bandic, Pablo le Henaff, Anabel Ovide +8
Application-specific quantum computers offer the most efficient means to tackle problems intractable by classical computers. Realizing these architectures necessitates a deep under…