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Stephen Patrick Walborn

Professor

Universidad de Concepción

Concepción, Chile

Líneas de Investigación


Óptica y Óptica Cuántica, con énfasis en Comunicación, Computación y Metrología Cuántica

Educación

  •  Doctorado en Física, Universidade Federal de Minas Gerais. Brasil, 2004
  •  Bacharel en Física, Reed College. Estados Unidos, 1998
  •  Magister en Física, Universidade Federal de Minas Gerais. Brasil, 2000

Experiencia Académica

  •   Professor Full Time

    UNIVERSIDADE FEDERAL DO RIO DE JANEIRO

    Instituto de Física

    Rio de Janeiro, Brasil

    2007 - 2019

  •   Post-doctoral researcher Full Time

    UNIVERSIDADE FEDERAL DO RIO DE JANEIRO

    Instituto de Física

    Rio de Janeiro, Brasil

    2004 - 2007

  •   Profesor Asociado Full Time

    UNIVERSIDAD DE CONCEPCION

    Ciéncias Físicas y Matemática

    Concpeción , Chile

    2019 - A la fecha

Experiencia Profesional

  •   MIEMBRO CUERPO EDITORIAL Part Time

    Revista Scientific Reports

    Reino Unido

    2016 - 2018

  •   Profesor/Investigador Full Time

    Universidade Federal do Rio de Janeiro

    Rio de Janeiro, Brasil

    2007 - 2019

  •   Professor A16 Full Time

    Universidad de Concepción

    Concepción, Chile

    2019 - A la fecha

Formación de Capital Humano


Supervisor de Tesis:

Tesis Magister

1) Saulo Machado Moreira Sousa, “Método Interferométrico para a Medição Direta dos Momenta de Variáveis Transversas de Fótons (Interferometric Method for the Direct Measurement of Transverse Spatial Variables of Photons)”,(Mestrado em Física) - Universidade Federal do Rio de Janeiro, 2012.

2) Eduardo Costa Paul, “Emaranhamento multipartido das variáveis espaciais de pares de fótons (Multipartite Entanglement of Spatial Variables of Photon Pairs)”, (Mestrado em Física) - Universidade Federal do Rio de Janeiro, 2014.

3) Alvaro Henrique Pimentel, “Descoerência na Interação qubit-Reservatório via Interferômetro de Sagnac. 2014 (Decoherence in Qubit/Reservoir Interaction Using a Sagnac Interferometer)”, (Mestrado em Física) - Universidade Federal do Rio de Janeiro, 2014.

4) Paulo Eduardo de Almeida V.S. Sahium, “Experimental Steering Distillation”, (Mestrado em Física) - Universidade Federal do Rio de Janeiro, 2015.

2) Kei Braz sawada, “Penoptic Imaging and it’s application to qantum optics experiments”, (Mestrado em Física) - Universidade Federal do Rio de Janeiro, 2018.

Tesis Doctorado

1) DANIEL SCHNEIDER TASCA, ``Propriedades Espaciais de Estados de Dois Fótons: Correlações, Emaranhamento e Não-Localidade (Spatial Properties of Photon Pairs: Correlations, Entanglement and Non-locality)’’,(Doutorado em Física) - Universidade Federal do Rio de Janeiro, 2010.

2) GABRIEL HORÁCIO AGUILAR, “Detecçãõ e Dinâmica de Correlações (Detection and dynamics of correlations)”, (Doutorado em Física) - Universidade Federal do Rio de Janeiro, 2012.

3. MARIANA RODRIGUES BARROS, “Informação Quântica com Varíaveis Modulares (Quantum Information with Modular Variables)”, (Doutorado em Física) - Universidade Federal do Rio de Janeiro, 2015.

4. RANIERI NERY, “Correlações não-locais em cenários parcialmente independentes de dispositivos – teoria e experimento (Non-local correlations in semi-device independent scenarios)”, (Doutorado em Física) - Universidade Federal do Rio de Janeiro, 2018.

5. Eduardo da Costa Paul, “Informação quântica em variáveis contínuas com três direções no espaço de fases (Continuous Variable Quantum Information in Three Phase Space Directions)”, (Doutorado em Física) - Universidade Federal do Rio de Janeiro, 2018.

6. Alvaro Henrique Pimentel, “Metrologia Quântica com estados de fótons emaranhados e hiperemaranhados (Quantum Metrology with Entangled and Hyperentangled Photons)”, (Doutorado em Física) - Universidade Federal do Rio de Janeiro, 2018.


Difusión y Transferencia


Charlas para publico general:

“Quantum Entanglement”, charla na reunión general de The World Academy of Science (TWAS) General Meeting, Durban, África do Sul, 2009.

“Quantum Entanglement and Decoherence”, Reunión Magna de la Academia Brasileira de Ciências (ABC), RJ, mayo 2014.

“How Optics has Revolutionized Society”, “II ENCUENTRO DE CIENCIAS, TECNOLOGÍA Y SOCIEDAD - A CIENCIAS PARA REDUCCIÓN DE LAS DESIGUALDADES”, noviembre 2018, escuela CIEP 117, Comendador Soares, Nova Iguaçu - RJ, Brasil.

Participación en mesa redonda en el evento Pint of Science: ”O estranho mundo quântico e o futuro da informática” (“The Strange World of Quantum Physics and the Future of Information Technology”), Bar Teto Solar, Rio de Janeiro, mayo 2018. (Evento organizado para la popularización de la ciencia)
Apariciones en distintos periódicos e reportajes brasileñas. Algunos ejemplos abajo:

Entrevistas y participaciones:

Entrevista para reportaje “Novo passo rumo à computação quântica” na revista Ciência Hoje: http://cienciahoje.org.br/novo-passo-rumo-a-computacao-quantica/

Entrevista para reportaje “Teletransporte já existe no mundo microscópico de átomos e fótons” na revista Galileu:
http://revistagalileu.globo.com/Revista/Common/0,,ERT291076-17933,00.html

Entrevista para reportaje “Irmãos corsos no Fundão” sobre Prof. Luiz Davidovich, revista Piauí, https://piaui.folha.uol.com.br/materia/irmaos-corsos-no-fundao/

Entrevista para reportaje “Segredos da Luz”, revista Pesquisa FAPESP
http://revistapesquisa.fapesp.br/2015/10/14/segredos-da-luz/

Artículos de divulgación en revistas, periódicos y otros medios:

WALBORN, S. P. Interferência da luz, arte e computação (Interferencia de la luz, arte e computación), revista Ciência e Cultura. , v.67, p.38 - , 2015.

WALBORN, STEPHEN, CUNHA, MARCELO O. TERRA; PADUA, SEBASTIO; MONKEN, CARLOS Quantum Erasure (Borrado Cuántico). American Scientist (Print). , v.91, p.336 - , 2003. (artículo didático, traduzido para espanhol [Borrado cuántico. Scientific American Latinoamérica. , v.19, 2004] y aleman [Quantenradierer, SPEKTRUM DER WISSENSCHAFT. , p.32 - 39, 2004]


Premios y Distinciones

  •   Premio de Física del Centro Brasileña de Investigación Física (CBPF)

    Centro Brasileña de Investigación Física (CBPF)

    Brasil, 2015

    (http://www.mctic.gov.br/mctic/opencms/salaImprensa/noticias/arquivos/migracao/2015/07/Professor_da_UFRJ_e_escolhido_para_receber_Premio_CBPF_de_Fisica_2015.html)

  •   Joven asociado a la TWAS (The World Academy of Science) en 2009-2014

    The World Academy of Science (TWAS)

    Italia, 2009

    Miembro joven asociado a la academia de ciencias TWAS

  •   Joven asociado a la Academia Brasileña de Ciencias en 2014-2019

    Academia Brasileña de Ciencias

    Brasil, 2014

    Miembro joven asociado a la academia brasileña de ciencias (ABC) 2014-2019


 

Article (115)

Certification of a non-projective qudit measurement using multiport beamsplitters
Computational Advantage from the Quantum Superposition of Multiple Temporal Orders of Photonic Gates
Engineering Entangled Photons for Transmission in Ring-Core Optical Fibers
Evaluating the coupling efficiency of OAM beams into ring-core optical fibers
Maximizing quantum discord from interference in multi-port fiber beamsplitters
Multidimensional Entanglement Generation with Multicore Optical Fibers
Optimal strategy to certify quantum nonlocality
Phase conjugation of twisted Gaussian Schell model beams in stimulated down-conversion
Boosting Entanglement Generation in Down-Conversion with Incoherent Illumination
Detection of quantum non-Markovianity close to the Born-Markov approximation
Distillation of Quantum Steering
Multi-core fiber integrated multi-port beam splitters for quantum information processing
Real-Time Phase Conjugation of Vector Vortex Beams
Experimental investigation of linear-optics-based quantum target detection
Optical simulation of the free Dirac equation
Phase Conjugation and Mode Conversion in Stimulated Parametric Down-Conversion with Orbital Angular Momentum: a Geometrical Interpretation
Experimental quantum information processing with the Talbot effect
Klyshko's advanced-wave picture in stimulated parametric down-conversion with a spatially structured pump beam
Mutual Unbiasedness in Coarse-Grained Continuous Variables
Mutually unbiased coarse-grained measurements of two or more phase-space variables
Quantum erasure in the near-field
Quantum-enhanced sensing from hyperentanglement
Testing for entanglement with periodic coarse graining
Uncertainty Relations for Coarse-Grained Measurements: An Overview
Achieving metrological precision limits through postselection
Experimental multipartite entanglement and randomness certification of the Wstate in the quantum steering scenario
Free-space entangled quantum carpets
General conditions for maximal violation of non-contextuality in discrete and continuous variables
Contextually in a Peres-Mermin square using arbitrary operators
Detecting entanglement of continuous variables with three mutually unbiased bases
Entanglement-breaking channels and entanglement sudden death
Quantum information processing in phase space: A modular variables approach
Uncertainty relations for characteristic functions
80 years of steering and the Einstein-Podolsky-Rosen paradox: introduction
Detecting multipartite spatial entanglement with modular variables
Detection of entanglement in asymmetric quantum networks and multipartite quantum steering
Deterministic quantum computation with one photonic qubit
Experimental Determination of Multipartite Entanglement with Incomplete Information
Interferência da luz, arte e computação
Quantum information processing by weaving quantum Talbot carpets
Resilience of hybrid optical angular momentum qubits to turbulence
Systematic construction of genuine-multipartite-entanglement criteria in continuous-variable systems using uncertainty relations
Toolbox for continuous-variable entanglement production and measurement using spontaneous parametric down-conversion
Ancilla-Assisted Measurement of Photonic Spatial Correlations and Entanglement
Characterization of a spatial light modulator as a polarization quantum channel
Continuous discretization of infinite-dimensional Hilbert spaces
Experimental Entanglement Redistribution under Decoherence Channels
Flow of quantum correlations from a two-qubit system to its environment
Linear-Optical Simulation of the Cooling of a Cluster-State Hamiltonian System
Measuring spatial correlations of photon pairs by automated raster scanning with spatial light modulators
Non-Markovianity through Accessible Information
Non-Markovianity through flow of information between a system and an environment
Optical integration of a real-valued function by measurement of a Stokes parameter
Direct measurement of the biphoton Wigner function through two-photon interference
Einstein-Podolsky-Rosen steering inequalities from entropic uncertainty relations
Genuine tripartite continuous-variable entanglement with spatial degrees of freedom of photons
Interferometric scheme for direct measurement of moments of transverse spatial variables of photons
Photonic polarization gears for ultra-sensitive angular measurements
Reliable Entanglement Detection under Coarse-Grained Measurements
Bell inequalities with continuous angular variables
Complete experimental toolbox for alignment-free quantum communication
Emergence of the Pointer Basis through the Dynamics of Correlations
Experimental Estimate of a Classicality Witness via a Single Measurement
Experimental investigation of dynamical invariants in bipartite entanglement
Experimental observation of quantum chaos in a beam of light
Experimental observation of quantum correlations in modular variables
Fourth-order coherence induced by spatial mode parity selection
Generalized Hermite-Gauss decomposition of the two-photon state produced by spontaneous parametric down conversion
Heisenberg uncertainty relation for coarse-grained observables
Observation of the Emergence of Multipartite Entanglement Between a Bipartite System and its Environment
One-sided device-independent quantum key distribution: Security, feasibility, and the connection with steering
Optimal uncertainty relations for extremely coarse-grained measurements
Continuous-variable quantum computation with spatial degrees of freedom of photons
Family of continuous-variable entanglement criteria using general entropy functions
Interference effects induced by non-local spatial filtering
Production of optical phase space vortices with non-locally distributed mode converters
Revealing Hidden Einstein-Podolsky-Rosen Nonlocality
Spatial correlations in parametric down-conversion
Complete teleportation of a paraxial single-photon field
Determining the Dynamics of Entanglement
Entropic Entanglement Criteria for Continuous Variables
Observation of a Nonlocal Optical Vortex
Observation of tunable Popescu-Rohrlich correlations through postselection of a Gaussian state
Propagation of transverse intensity correlations of a two-photon state
Quantum entanglement beyond Gaussian criteria
Detection of transverse entanglement in phase space
Experimental investigation of the dynamics of entanglement: Sudden death, complementarity, and continuous monitoring of the environment
Quantum key distribution without a shared reference frame
Quantum random walks and wave-packet reshaping at the single-photon level
Schemes for quantum key distribution with higher-order alphabets using single-photon fractional Fourier optics
Environment-induced sudden death of entanglement
Experimental determination of entanglement by a projective measurement
Quantum communication without alignment using multiple-qubit single-photon states
Quantum nondemolition circuit for testing bipartite complementarity
Quantum teleportation of the angular spectrum of a single-photon field
Transverse spatial entanglement in parametric down-conversion
A simple optical demonstration of quantum cryptography using transverse position and momentum variables
Experimental determination of entanglement with a single measurement
Quantum Information Processing with Hyperentangled Photon States
Quantum key distribution with higher-order alphabets using spatially encoded qudits
Simultaneous observation of correlations in position-momentum and polarization variables
Conservation and entanglement of Hermite-Gaussian modes in parametric down-conversion
Experimental investigation of quantum key distribution with position and momentum of photon pairs
Implementing the Deutsch algorithm with polarization and transverse spatial modes
Multimode Hong-Ou-Mandel interferometry
Entanglement and conservation of orbital angular momentum in spontaneous parametric down-conversion
Generation of a two-photon singlet beam
Hyperentanglement-assisted Bell-state analysis
Multimode Hong-Ou-Mandel interference
Optical Bell-state analysis in the coincidence basis
Quantum Erasure
Double-slit quantum eraser
Spatial antibunching of photons with parametric down-conversion
Experimental observation of spatial antibunching of photons
Dirac deltas and discontinuous functions

Patent (1)

Ultra-sensitive photonic tiltmeter utilizing the orbital angular momentum of the light, and relevant angular measurement method

Proyecto (27)

Multi-photon interference in multi-core optical fiber devices and applications in quantum computation and metrology
Informação Quântica Fotônica (Información Cuántica Fotónica) - Bolsa Produtividade em Pesquisa (PQ)
Informação Quântica Fotônica (Información Cuántica Fotónica) - Bolsa Produtividade em Pesquisa (PQ)
Informação Quântica Experimental com Fótons (Información Cuántica Experimental con Fotones) - Cientísta do Nosso Estado
Informação Quântica Experimental com Fótons (Información Cuántica Experimental con Fotones) - Cientísta do Nosso Estado
Información Cuántica: El papel de las simetrías en la información cuántica: de las simulaciones cuánncas a la discreción del Continuo
Información Cuántica=> El papel de las simetrías en la información cuántica=> de las simulaciones cuánncas a la discreción del Continuo
Quantum Physics for Communication, Computation and Metrology
Quantum Physics for Communication, Computation and Metrology
Produção de fótons emaranhados e realização de protocolos de Informação Quântica (Producción de fotones enmarañados y realización de protocolos de Información Cuántica)
Produção de fótons emaranhados e realização de protocolos de Informação Quântica (Producción de fotones enmarañados y realización de protocolos de Información Cuántica)
Produção e Utilização de Emaranhamento Fotônico para Informação Quântica (Producción y Utilización de Enredado Fotónico para Información Cuántica) - Cientísta do Nosso Estado
Produção e Utilização de Emaranhamento Fotônico para Informação Quântica (Producción y Utilización de Enredado Fotónico para Información Cuántica) - Cientísta do Nosso Estado
HiDE - High Dimensional Entanglement
HiDE - High Dimensional Entanglement
Informação Quântica e Ótica Quântica com Fótons (Información Cuántica y Óptica Cuántica con Fotones)
Informação Quântica e Ótica Quântica com Fótons (Información Cuántica y Óptica Cuántica con Fotones)
PHORBITECH - A toolbox for orbital angular momentum of light
PHORBITECH - A toolbox for orbital angular momentum of light
Instituto Nacional de Ciência e Tecnologia - Informação Quântica
Instituto Nacional de Ciência e Tecnologia - Informação Quântica
Manutenção dos Laboratórios de Óptica do Instituto de Física da UFRJ (Mantenimiento de los Laboratorios de Óptica del Instituto de Física de la UFRJ)
Manutenção dos Laboratórios de Óptica do Instituto de Física da UFRJ (Mantenimiento de los Laboratorios de Óptica del Instituto de Física de la UFRJ)
Produção e Distribuição de Fótons Emaranhados em Fibras Ópticas
Produção e Distribuição de Fótons Emaranhados em Fibras Ópticas
Informação Quântica com Propriedades Espaciais da Luz (Información Cuántica con Propiedades Espaciales de la Luz)
Informação Quântica com Propriedades Espaciais da Luz (Información Cuántica con Propiedades Espaciales de la Luz)
130
Stephen Walborn

Professor

Física

Universidad de Concepción

Concepción, Chile

7
Gustavo Moreira

Full Professor

Physics

UNIVERSIDAD DE CONCEPCIÓN

Concepción, Chile

7
Esteban Sepúlveda

Associate Professor

De Fisica

Universidad de Concepcion

Concepción, Chile

3
Gustavo Cañas

Profesor

Física

Universidad del Bío-Bío

Concepción, Chile

3
Jaime Cariñe

Profesor Asistente

Ingeniería Eléctrica

Universidad Católica de la Santisima Concepción

Concepcion, Chile

2
Santiago Gómez

Postdoctoral researcher

Departamento de Fisica

Universidad de Concepción

Concepcion, Chile

1
Gabriel Saavedra

Profesor asistente

Departamento de ingeniería electrica

Universidad de Concepción

Concepción, Chile