Publications
2023
1. Quantum control of tunable-coupling transmons using dynamical invariants of motion
H Espinós, I Panadero, JJ García-Ripoll, E Torrontegui
Quantum Science and Technology 8 (2), 025017 (2023)
2. Backtesting quantum computing algorithms for portfolio optimization
G Carrascal de las Heras; P Hernamperez, G Botella, A A del Barrio
TechRxiv preprint (2023)
3. Terahertz‐Induced Oscillations in Encapsulated Graphene
J Iñarrea, G Platero
physica status solidi (b) 260 (5), 2200266 (2023)
Research
Quantum control explores the realm of manipulating quantum states for practical purposes. It typically combines classical control theory and numerical optimization with the principles of quantum mechanics. Our research seeks to harness the unique behavior of quantum systems to engineer desired outcomes. With the growing mastery over quantum manipulation, the potential applications are vast—ranging from accelerating routine processes in quantum computation to optimizing chemical reactions for pharmaceutical applications, all while preserving the properties of the quantum systems involved. Quantum control promises substantial technological advancements in the years to come.
Quantum sensing stands as an emerging field with the potential to redefine measurement precision. By exploiting the principles of quantum mechanics, we aim to create sensors capable of detecting even the subtlest changes in motion, electric fields, and magnetic fields. This often means extracting information from individual atoms, resulting in technological devices that are significantly more accurate, comprehensive, efficient, and productive. These advancements hold the promise of revolutionize fields such as geophysics, medical diagnostics, and environmental monitoring, offering deeper insights and increased sensitivity across a wide range of applications.
The practical realization of quantum computers and quantum sensors is currently limited by the development of efficient quantum hardware that can operate under unfavorable conditions. Our research focuses on designing robust protocols across multiple quantum platforms to advance the realization of quantum technologies. As we progress in this field, the potential implications are far-reaching, ranging from enabling large-scale quantum computation to creating ultra-sensitive detectors for various scientific and industrial applications.
Working with many-body and open quantum systems requires acknowledging the intricate behavior of quantum particles when they interact in complex ways. Understanding and efficiently controlling these systems can lead to profound insights across scientific disciplines. From exploring novel states of matter with potential energy applications to gaining a deeper understanding of exotic quantum phenomena such entanglement and quantum phase transitions, our research promises to unveil new avenues for technological innovation and fundamental physics.
Quantum computers use quantum bits, known as qubits, which harness the principles of quantum mechanics, such as superposition and entanglement, to process information in fundamentally different ways compared to classical computers. Quantum Computing stands at the forefront of computation, offering the potential to solve highly complex problems with remarkable efficiency when compared to classical counterparts. The range of possibilities is extensive, encompassing breakthroughs in fields like cryptography, drug discovery, supply chain optimization, and our understanding of fundamental physical phenomena. Our research focuses on developing new quantum paradigms for computation and hardware design, with a strong emphasis on practical, real-world applications.
Publications
9. Training embedding kernels with data re-uploading quantum neural networks
P Rodriguez-Grasa, Y Ban, M Sanz
arXiv preprint arXiv:2401.04642 (2024)
8. Single ion autocorrelator
HI Hussain, M Guevara-Bertsch, E Torrontegui, JJ Garcia-Ripoll, R. Blatt, CF Roos
arXiv preprint arXiv:2312.03679 (2023)
D Fernández-Fernández, Y Ban, G Platero
arXiv preprint arXiv:2312.04631 (2023)
6. Quantum approximated cloning-assisted density matrix exponentiation
P Rodriguez-Grasa, R Ibarrondo, J González-Conde, Y Ban, P Rebentrost, M Sanz
arXiv preprint arXiv:2311.11751 (2023)
5. Control of open quantum systems via dynamical invariants
LM Cangemi, H Espinós, R Puebla, E Torrontegui, A Levy
arXiv preprint arXiv:2311.13164 (2023)
4. Regressions on quantum neural networks at maximal expressivity
I Panadero ,Y Ban, H Espinós, R Puebla, J Casanova, E Torrontegui
arXiv preprint arXiv:2311.06090 (2023)
3. Invariant-based control of quantum many-body systems across critical points
H Espinós, LM Cangemi, A Levy, R Puebla, E Torrontegui
arXiv preprint arXiv:2309.05469 (2023)
2. Characterization of the photon emission statistics in nitrogen-vacancy centers
I Panadero, H Espinós, L Tsunaki, K Volkova, A Tobalina, J Casanova, P Acedo, B Naydenov, R Puebla, E Torrontegui
arXiv preprint arXiv:2307.02854 (2023)
1. Coherent states and their superpositions (cat states) in microwave-induced resistance oscillations
J Inarrea
arXiv preprint arXiv:2306.12160 (2023)
Avenida de la Universidad 30, 28911, Leganés, Spain
Email: hello@quest.es
Phone: +34 916248732 — +34 916248734
© 2023 by The Design Nomad🌍