Juan Miguel Rey Pino

ORCID: 0000-0001-8889-2274
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About
Contact & Profiles
Research Areas
  • Cold Atom Physics and Bose-Einstein Condensates
  • Quantum Information and Cryptography
  • Quantum Computing Algorithms and Architecture
  • Smoking Behavior and Cessation
  • Child and Adolescent Psychosocial and Emotional Development
  • Strong Light-Matter Interactions
  • Quantum, superfluid, helium dynamics
  • Quantum and electron transport phenomena
  • Neural Networks and Reservoir Computing
  • Consumer Packaging Perceptions and Trends
  • Atomic and Subatomic Physics Research
  • Advertising and Communication Studies
  • Quantum optics and atomic interactions
  • Quantum many-body systems
  • Consumer Behavior in Brand Consumption and Identification
  • Astronomy and Astrophysical Research
  • Bipolar Disorder and Treatment
  • Consumer Attitudes and Food Labeling
  • Emergency and Acute Care Studies
  • Astronomical Observations and Instrumentation
  • Maternal Mental Health During Pregnancy and Postpartum
  • Color perception and design
  • Patient Satisfaction in Healthcare
  • Radio Astronomy Observations and Technology
  • Child Abuse and Trauma

New Mexico Institute of Mining and Technology
2016-2024

Universidad de Granada
2012-2023

Valencian International University
2023

Honeywell (United States)
2021

Vescent Photonics (United States)
2013-2015

National Institute of Standards and Technology
2008-2012

University of Colorado Boulder
2008-2011

Joint Institute for Laboratory Astrophysics
2009

Universidad de Cádiz
2004-2009

The University of Sydney
1992-2005

Objective: To identify the prevalence of three mental disorders (Depressive Disorder, Conduct Disorder and Attention-Deficit/Hyperactivity Disorder), health problems, health-related quality life those with patterns service utilisation without among 4–17-year-olds in Australia. rates health-risk behaviours adolescents problems. Method: The were assessed using parent-version Diagnostic Interview Schedule for Children Version IV. Parents completed Child Behaviour Checklist to problems standard...

10.1046/j.1440-1614.2001.00964.x article EN Australian & New Zealand Journal of Psychiatry 2001-12-01

We report on the observation of controllable phase separation in a dual-species Bose-Einstein condensate with 85Rb and 87Rb. Interatomic interactions between different components determine miscibility two quantum fluids. In our experiments, we can clearly observe immiscible behavior via dramatic spatial species. Furthermore, magnetic-field Feshbach resonance is used to change them miscible by tuning scattering length. The density pattern fluids exhibits complex alternating-domain structures...

10.1103/physrevlett.101.040402 article EN Physical Review Letters 2008-07-24

A powerful set of universal relations, centered on a quantity called the contact, connects strength short-range two-body correlations to thermodynamics many-body system with zero-range interactions. We report measurements using rf spectroscopy, for an $^{85}\mathrm{Rb}$ atomic Bose-Einstein condensate (BEC). For bosons, fact that contact spectroscopy can be used probe gas short time scales is useful given decreasing stability BECs increasing complication added possibility, three-body In...

10.1103/physrevlett.108.145305 article EN publisher-specific-oa Physical Review Letters 2012-04-05

We describe and benchmark a new quantum charge-coupled device (QCCD) trapped-ion computer based on linear trap with periodic boundary conditions, which resembles race track. The system successfully incorporates several technologies crucial to future scalability—including electrode broadcasting, multilayer rf routing, magneto-optical (MOT) loading—while maintaining, in some cases exceeding, the gate fidelities of previous QCCD systems. is initially operated 32 qubits, but upgrades will allow...

10.1103/physrevx.13.041052 article EN cc-by Physical Review X 2023-12-18

We report on measurements of the excitation spectrum a strongly interacting Bose-Einstein condensate. A magnetic-field Feshbach resonance is used to tune atom-atom interactions in condensate and reach regime where quantum depletion beyond mean-field corrections chemical potential are significant. use two-photon Bragg spectroscopy probe spectrum; our results demonstrate onset effects gaseous

10.1103/physrevlett.101.135301 article EN Physical Review Letters 2008-09-22

We present a suite of ``holographic'' quantum algorithms for efficient ground-state preparation and dynamical evolution correlated spin systems, which require far fewer qubits than the number spins being simulated. The exploit equivalence between matrix-product states (MPS) channels, along with partial measurement qubit reuse, in order to simulate $D$-dimensional system using only $(D\ensuremath{-}1)$-dimensional subset an ancillary register whose size scales logarithmically amount...

10.1103/physrevresearch.3.033002 article EN cc-by Physical Review Research 2021-07-01

The promise of quantum computers hinges on the ability to scale large system sizes, e.g., run computations consisting more than 100 million operations fault-tolerantly. This in turn requires suppressing errors levels inversely proportional size computation. As a step towards this ambitious goal, we present experiments trapped-ion QCCD processor where, through use fault-tolerant encoding and error correction, are able suppress logical rates below physical rates. In particular, entangled...

10.48550/arxiv.2404.02280 preprint EN arXiv (Cornell University) 2024-04-02

We describe and benchmark a new quantum charge-coupled device (QCCD) trapped-ion computer based on linear trap with periodic boundary conditions, which resembles race track. The system successfully incorporates several technologies crucial to future scalability, including electrode broadcasting, multi-layer RF routing, magneto-optical (MOT) loading, while maintaining, in some cases exceeding, the gate fidelities of previous QCCD systems. is initially operated 32 qubits, but upgrades will...

10.48550/arxiv.2305.03828 preprint EN other-oa arXiv (Cornell University) 2023-01-01

Calculating the equilibrium properties of condensed-matter systems is one promising applications near-term quantum computing. Recently, hybrid quantum-classical time-series algorithms have been proposed to efficiently extract these from a measurement Loschmidt amplitude <a:math xmlns:a="http://www.w3.org/1998/Math/MathML" display="inline" overflow="scroll"><a:mo fence="false" stretchy="false">⟨</a:mo><a:mi>ψ</a:mi><a:mrow><a:mo...

10.1103/prxquantum.5.030323 article EN cc-by PRX Quantum 2024-08-05

Personality disorders are a major mental health problem, but little information about their etiology and natural history is available. This study examined continuities between axis I in adolescents personality young adults.The authors interviewed 145 adults (mean age, 19.6 years) who had been diagnosed with variety of DSM-III emotional disruptive during adolescence 13.7 years). The Disorder Examination was used to establish whether the subjects currently suffered from disorders.Subjects...

10.1176/ajp.152.6.895 article EN American Journal of Psychiatry 1995-06-01

Purpose The purpose of this study is to identify the core responsible leadership (RL) practices that are most relevant small- and medium-sized enterprises (SME) restaurants. Furthermore, authors adapt scales measure these conduct a pilot evaluate their impact on business performance in such establishments. Design/methodology/approach Exploratory sequential mixed methods used fulfill research aims. In first phase, set definitions associated with RL derived from systematic literature review....

10.1108/ijchm-09-2021-1194 article EN cc-by International Journal of Contemporary Hospitality Management 2022-07-11

The ability to selectively measure, initialize, and reuse qubits during a quantum circuit enables mapping of the spatial structure certain tensor-network states onto dynamics circuits, thereby achieving dramatic resource savings when simulating systems with limited entanglement. We experimentally demonstrate significant benefit this approach simulation: entanglement an infinite system-specifically half-chain spectrum-is conveniently encoded within small register "bond qubits" can be...

10.1103/physrevlett.128.150504 article EN Physical Review Letters 2022-04-13

Non-Abelian topological order (TO) is a coveted state of matter with remarkable properties, including quasiparticles that can remember the sequence in which they are exchanged. These anyonic excitations promising building blocks fault-tolerant quantum computers. However, despite extensive efforts, non-Abelian TO and its have remained elusive, unlike simpler or defects Abelian TO. In this work, we present first unambiguous realization demonstrate control anyons. Using an adaptive circuit on...

10.48550/arxiv.2305.03766 preprint EN other-oa arXiv (Cornell University) 2023-01-01

Midcircuit measurement and reset are crucial primitives in quantum computation, but such operations require strong interactions with selected qubits while maintaining isolation of neighboring qubits, which is a significant challenge many systems. For trapped ion systems, performed laser-induced fluorescence. Stray light from the detection beam fluorescence measured ions can be sources decoherence for unmeasured qubits. We present technique using micromotion to reduce these by over an order...

10.1103/physreva.104.062440 article EN Physical review. A/Physical review, A 2021-12-27

Quantum state teleportation is commonly used in designs for large-scale quantum computers. Using Quantinuum's H2 trapped-ion processor, we demonstrate fault-tolerant circuits a error correction code-specifically the Steane code. The use up to 30 qubits at physical level and employ real-time correction. We conducted experiments on several variations of logical using both transversal gates lattice surgery. measured process fidelity be 0.975 ± 0.002 implementation 0.851 0.009 surgery as well...

10.1126/science.adp6016 article EN Science 2024-09-19

Three psychosocial variables were rated independently by two clinicians for 140 adolescent referrals to a psychiatric unit. Overall, intraclass correlations DSM-III Axis IV, V and adversity index (PSAI) respectively 0.44, 0.58 0.68. The main source of unreliability is probably the operational definitions, rather than their application clinicians; indices similar PSAI may be preferable.

10.1192/bjp.150.2.228 article EN The British Journal of Psychiatry 1987-02-01

The Parental Bonding Instrument (PBI) was administered to 54 adolescent patients with anorexia nervosa. Scores were compared those of matched groups normal and nonanorectic adolescents referred for assessment an psychiatric unit. Significant differences between the 3 demonstrated respect care protection dimensions. Overall scores subjects in anorectic group resembled normals rather than patients. Anorexia nervosa described their fathers mothers as being more caring less overprotective did...

10.1111/j.1600-0447.1992.tb03259.x article EN Acta Psychiatrica Scandinavica 1992-09-01
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