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Luis Alberto Roa Oppliger

Full Professor

UNIVERSIDAD DE CONCEPCIÓN

Concepción, Chile

Quantum Information; Quantum Corretaions, Quantum Optics; Quantum Mechanics

Ph D, Pontificia Universidad Católica de Chile. Chile, 1994

Full profressor Full Time

UNIVERSIDAD DE CONCEPCION

Ciencias Fisicas y Matematicas

Concepcion, Chile

1994 - At present
Visiting Research Scientist Former member

University of New Mexico

Albuquerque, Estados Unidos

2001 - 2002
Permanent visiting research ecientist Miembro programa de Posgrado en Física

Universidad Católica del Norte

Antofagasta, Chile

2006 - 2014
Permanent visiting research ecientist Miembro externo grupo de Óptica Cuántica

Universidad de Guadalajara

Guadalajara, México

2006 - 2014

Director

Departamento de Física, Universidad de Concepción

Concepción, Chile

2007 - Not Available

Doctoral thesis guide

Georgina Olivares-Rentería: “Quantum Control: measurement driven-quantum evolution”, completed at january 2010.
Marcelo Alid-Vaccarezza: “Correlaciones en mecánica cuántica: recursos para realizar procesos en información cuántica”, completed at september 2012.
Alejandra Maldonado-Trapp: “Random states prepartion”, under development.
Matias Gomez: “Entanglement redistribution”, under development.

Magister thesis guide

Cristian Jara-Figueroa: “Quantum correlations” completed at march 2013.
Ariana Muñoz: “Entanglement and discord resources”, under development, completed at january 2014.

Premio Universidad de Concepción

UNIVERSIDAD DE CONCEPCION

Chile, 1987

Outstanding graduate


Deterministic entanglement extraction Article ISI SCOPUS PHYSICAL REVIEW A (2019)
Recovering information in probabilistic quantum teleportation Article ISI SCOPUS FRONTIERS OF PHYSICS (2019)
Entanglement thresholds for displaying the quantum nature of teleportation Roa, L; Gomez, R; Muñoz, A; Rai, G.; Hecker, M Article ISI SCOPUS ANNALS OF PHYSICS (2016)
A measure for maximum similarity between outcome states Roa, L; Klimov, AB; Maldonado-Trapp A. Article ISI SCOPUS EPL (2015)
Analytical solutions and criteria for the quantum discord of two-qubit X-states Maldonado-Trapp A.; Hu, AZ; Roa, L Article ISI SCOPUS Quantum Information Processing (2015)
Probabilistic teleportation without loss of information Roa, L; Groiseau, C Article ISI SCOPUS Physical Review A - Atomic, Molecular, and Optical Physics (2015)
Probabilistic teleportation without loss of information (vol 91, 012344, 2015) Roa, Luis; Groiseau, Caspar Article ISI PHYSICAL REVIEW A (2015)
Threefold entanglement matching Roa, L; Muñoz, A; Hutin, A; Hecker, M Article ISI SCOPUS Quantum Information Processing (2015)
Discording power of Hamiltonian interactions Jara-Figueroa C.; Roa, L Article ISI SCOPUS EUROPEAN PHYSICAL JOURNAL D (2014)
Entanglement swapping for X states demands threshold values Roa, Luis; Muñoz, Ariana; Grüning, Gesa Article ISI SCOPUS PHYSICAL REVIEW A (2014)
Quantum correlations support probabilistic pure state cloning Roa, Luis; Alid-Vaccarezza, M.; Jara-Figueroa, C.; Klimov, AB Article ISI PHYSICS LETTERS A (2014)
Quantum Discord Underlies the Optimal Scheme for Modifying the Overlap between Two States Roa, Luis; Maldonado Trapp, Alejandra; Jara-Figueroa, Cristian; de Guevara, María Loreto L Article ISI SCOPUS JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN (2014)
Equidistant-state preparation Sainz, I.; Klimov, AB; Roa, L Article ISI SCOPUS Physical Review A - Atomic, Molecular, and Optical Physics (2013)
Probabilistic entanglement transformation by local overlap modification Roa, L; de Guevara, MLL; Jara-Figueroa C.; Gonzalez-Cespedes, E Article ISI SCOPUS Physics Letters, Section A: General, Atomic and Solid State Physics (2013)
Coherence stability in three-level systems Roa, L; Krugel A. Article ISI SCOPUS Optics Communications (2012)
Entanglement of formation for a family of (2 circle times d)-dimensional systems Lastra F.; López, C. E.; Roa, L Article ISI SCOPUS Physical Review A - Atomic, Molecular, and Optical Physics (2012)
Non-orthogonal Wigner-like mapping Sainz, I.; Roa, L Article ISI SCOPUS Journal of Mathematical Physics (2012)
Conclusive discrimination among N equidistant pure states Roa, L; Hermann-Avigliano C.; Salazar, R; Klimov, AB Article ISI SCOPUS PHYSICAL REVIEW A (2011)
Dissonance is Required for Assisted Optimal State Discrimination Roa, L; Retamal, JC; Alid-Vaccarezza M. Article ISI SCOPUS Physical Review Letters (2011)
Linearly independent pure-state decomposition and quantum state discrimination Roa, L; Alid-Vaccarezza M.; Maldonado-Trapp A. Article ISI SCOPUS Physical Review A - Atomic, Molecular, and Optical Physics (2011)
Conclusive modification of the overlap between two quantum states Roa, L; de Guevara, MLL; Delgado, A Article ISI SCOPUS Physical Review A - Atomic, Molecular, and Optical Physics (2010)
Probabilistic cloning of equidistant states Jimenez, O; Roa, L; Delgado, A Article ISI SCOPUS Physical Review A - Atomic, Molecular, and Optical Physics (2010)
Unbiased nonorthogonal bases for tomographic reconstruction Sainz, I.; Roa, L; Klimov, AB Article ISI SCOPUS Physical Review A - Atomic, Molecular, and Optical Physics (2010)
Entanglement concentration for non-maximally entangled states of qudits Yang, M; Delgado, A; Roa, L; Saavedra, C Article ISI SCOPUS OPTICS COMMUNICATIONS (2009)
ENTANGLEMENT GENERATED BY A DICKE PHASE TRANSITION Sainz, I.; Klimov, AB; Oppliger, LR Article ISI SCOPUS JOURNAL OF RUSSIAN LASER RESEARCH (2009)
Unambiguous modification of nonorthogonal single- and two-photon polarization states Torres-Ruiz, FA; Aguirre, J; Delgado, A; Lima, G; Neves, L.; Padua, S.; Roa, L; Saavedra, C Article ISI SCOPUS PHYSICAL REVIEW A (2009)
Entanglement recovered periodically Roa, L; Pozo-Gonzalez, R; Schaefer, M; Utreras-SM, P Article SCOPUS SCIENCE OF MAKING TORQUE FROM WIND (TORQUE 2016) (2008)
Quantum phase transitions in an effective Hamiltonian: fast and slow systems Sainz, I.; Klimov, AB; Roa, L Article ISI SCOPUS JOURNAL OF PHYSICS A-MATHEMATICAL AND THEORETICAL (2008)
Driving a known state by a discrete sequence of direct measurements Roa, L; Olivares-Renteria, GA; de Guevara, MLL; Delgado, A Article ISI SCOPUS PHYSICAL REVIEW A (2007)
Entanglement generation by a dispersive vacuum Roa, L; Pozo-Gonzalez, R; Schaefer, M; Utreras-SM, P Article ISI SCOPUS PHYSICAL REVIEW A (2007)
QUANTUM EVOLUTION BY DISCRETE MEASUREMENT Roa, Luis; Ladron De Guevara, M.; Delgado, Aldo; Olivares, G; Klimov, Andrei Article Journal of Physics: Conference Series (2007)
Quantum state stability against decoherence Roa, L; Kruegel, A; Saavedra, C Article ISI SCOPUS PHYSICS LETTERS A (2007)
Decoherence assisting a measurement-driven quantum evolution process Roa, L; Olivares-Renteria, GA Article ISI SCOPUS PHYSICAL REVIEW A (2006)
Entanglement dynamics modified by an effective atomic environment Sainz, I.; Klimov, AB; Roa, L Article ISI SCOPUS PHYSICAL REVIEW A (2006)
Measurement-driven quantum evolution Roa, L; Delgado, A; Klimov, AB Article ISI SCOPUS PHYSICAL REVIEW A (2006)
Entanglement swapping via quantum state discrimination Delgado, A; Roa, L; Retamal, JC; Saavedra, C Article ISI SCOPUS PHYSICAL REVIEW A (2005)
Optimal conclusive teleportation of quantum states Roa, L; Delgado, A; Fuentes-Guridi I Article ISI SCOPUS PHYSICAL REVIEW A (2003)
Entanglement purification in cavity QED using local operations Romero, JL; Roa, L; Retamal, JC; Saavedra, C Article ISI SCOPUS PHYSICAL REVIEW A (2002)
Quantum entanglement purification in cavities Romero, JL; Retamal, JC; Roa, L; Saavedra, C Article ISI REVISTA MEXICANA DE FISICA (2002)
Quantum-state discrimination Roa, L; Retamal, JC; Saavedra, C Article ISI SCOPUS PHYSICAL REVIEW A (2002)
The ground state of a spin-(1/2) neutral particle with anomalous magnetic moment in an Aharonov-Casher configuration Bruce, S; Roa, L Article EPL (1999)
Unbroken supersymmetry in the Aharonov-Casher effect Bruce, S; Roa, L; Saavedra, C Article PHYSICAL REVIEW A (1999)
A Dirac particle in a vector-like hydrogenic potential Bruce, S; Roa, L Article Nuovo Cimento della Societa Italiana di Fisica A (1998)
Cooperative effects in a one-photon micromaser with atomic polarization Ladron De Guevara L.; Orszag M.; Ramirez, R; Roa, L Article PHYSICAL REVIEW A (1997)
Comments on minimal interactions in quantum mechanics Bruce, S; Delgado, A; Roa, L Article JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL (1996)
PHASE SQUEEZING IN A 3-LEVEL ATOM MICROMASER Article ISI PHYSICAL REVIEW A (1994)
Phase squeezing in a three-level atom micromaser Roa, Luis Article PHYSICAL REVIEW A (1994)
Effect of finite atomic lifetimes on the generation of nonclassical states in micromasers Roa, L; Retamal, J; Saavedra, C Article PHYSICAL REVIEW A (1993)
GENERATION OF PURE STATES IN A 2-PHOTON MICROMASER - EFFECTS OF FINITE DETUNING AND CAVITY LOSSES Article ISI PHYSICAL REVIEW A (1993)
Generation of pure states in a two-photon micromaser: Effects of finite detuning and cavity losses Orszag M.; Roa, L; Ramirez, R Article PHYSICAL REVIEW A (1993)
GENERATION OF HIGHLY SQUEEZED STATES IN A 2-PHOTON MICROMASER Article ISI PHYSICAL REVIEW A (1992)
Generation of highly squeezed states in a two-photon micromaser Orszag M.; Ramirez, R; Retamal, J; Roa, L Article PHYSICAL REVIEW A (1992)
TRAPPING STATES IN A 3-LEVEL LAMBDA-SYSTEM Retamal, JC; Saavedra, C Article ISI PHYSICAL REVIEW A (1992)
Trapping states in a three-level Λ system Retamal, J; Roa, L; Saavedra, C Article PHYSICAL REVIEW A (1992)
Squeezing and bifurcation in the phase probability distribution in a two-photon micromaser Orszag M.; Roa, L; Ramirez, R Article Optics Communications (1991)
SQUEEZING AND BIFURCATION IN THE PHASE PROBABILITY-DISTRIBUTION IN A 2-PHOTON MICROMASER Article ISI OPTICS COMMUNICATIONS (1991)


Linearly independent states decomposition: Quantum state discrimination Roa, L; Alid M. ConferencePaper SCOPUS Optics InfoBase Conference Papers (2011)
Quantum evolution by discrete measurements Roa, L; de Guevara, MLL; Delgado, A; Olivares-Renteria, G; Klimov, AB ConferencePaper ISI SCOPUS SCIENCE OF MAKING TORQUE FROM WIND (TORQUE 2016) (2007)