• About ALMA, at first glanceThe peopleJAO Science Team

    JAO Science Team

    • Álvaro Ribas

      ESO-ALMA Fellow

      Scientific interests: protoplanetary disks evolution, dust grain growth, planet formation, debris disks, exoplanets.

      Technical interests: (sub)mm interferometry, multi-wavelength observations, statistics, machine learning, Python.

    • Andrés Felipe Pérez-Sánchez

      Andrés Felipe Pérez-Sánchez

      ESO-ALMA Fellow

      Science Interests: Stellar evolution. Circumstellar envelopes of late type stars. Molecular outflows, Maser emission and radio continuum emission towards post-AGB stars. Polarized Maser emission.
      Technical interests: Observations, calibration, imaging, and analysis of interferometry data at cm/mm/sub-mm wavelengths. Polarized radio continuum and spectral line emission.

    • Antonio Hales

      Antonio Hales

      Operations Astronomer

      Science Interests: Protoplanetary and debris disks, evolution of circumstellar gas and dust evolution in environments of planet formation, near-IR polarimetry, multiwavelength surveys of the Galactic plane, radio continuum of Herbig Ae/Be stars.
      Technical interests: ALMA commissioning, astrometry, ALMA antennas, solar observations, mm/submm interferometry, image synthesis.

    • Baltasar Vila Vilaro

      Baltasar Vila Vilaro

      Data Management Group Manager

      Science Interests: Nuclear activity in galaxies, lenticular and elliptical galaxies, molecular and atomic gas properties along the Hubble Sequence, Milky Way structure.
      Technical interests: mm/submm. interferometry, calibration.

    • Bill Dent

      Bill Dent

      System Astronomer

      Science Interests: Protostellar disks, debris disks, planet formation, protostellar outflows, Galactic Centre, line & continuum radiative transfer models.
      Technical interests: Correlators & frontend receivers, ir & submm spectroscopy, interferometry.

    • Celia Verdugo

      Celia Verdugo

      Data Analyst

      Science Interests: Star formation at low metallicity, molecular gas, molecular clouds and clumps.
      Technical interests: mm/submm astronomy. Single dish and interferometry observations, data reduction and analysis. Bolometers and heterodyne receivers.

    • Chat Hull

      NAOJ Fellow

      Science interests: Star formation, polarization, magnetic fields, protoplanetary disks, synthetic observations of MHD simulations.
      Technical interests: cm/mm/submm interferometry, radio instrumentation, polarization calibration, high-dynamic-range imaging.

    • Chentao Yang

      ESO fellow

      Science Interests: star formation, galaxy formation and evolution, dusty star-forming galaxies at high-redshift, molecular gas and dust.
      Technical interests: cm/mm/submm single-dish and interferometry observations, imaging and spectroscopy, calibration.

    • Chin-Shin Chang

      Science Archive Content Manager

      Science Interests: Galaxies and supermassive black holes, jets and outflows. Active Galactic Nuclei studies using Very Long Baseline Interferometry, in particular the VLBI kinematics and the multi-wavelength studies (radio/optical/X-ray/gamma-ray) on AGN inner-jet. M87 jet dynamics.
      Technical interests: VLBI wide-fied (more…)

    • Cristián López

      Cristián López

      Data Analyst

      Science Interests: Star Formation, Giant Molecular Clouds, and gas and dust in the ISM.
      Technical interests: Continuum and Spectral observations in mm/sub-mm single dish and interferometric telescopes. Verification and optimisation of single dish and interferometric arrays.

    • Daniel Walker

      Postdoctoral Fellow

      Science Interests: The early stages of high-mass star and stellar cluster formation, the environmental dependence of star formation, the Central Molecular Zone.
      Technical interests: sub-mm astronomy, interferometry, single-dish combination, imaging and calibration.

    • David Rebolledo

      ALMA/NRAO Fellow

      Science Interests: Different phases of the interstellar medium and the process of star formation at different size scales in nearby galaxies and the Milky Way.
      Technical interests: Radio astronomy, interferometry at cm/mm wavelengths, and techniques to combine single dish images with interferometric data.

    • Ed Fomalont

      Ed Fomalont

      Senior Astronomer

      Science Interests: Astrometry, tests of General Relativity, VLBI especially from space, evolution of binary stellar systems, evolution of AGN and star-forming galaxies and cosmology.
      Technical interests: Interferometric analysis and software, high dynamic range imaging, micro-arcsecond astrometric precision, polarization interferometry.

    • Eric Villard

      Eric Villard

      Deputy of Data Management Group

      Science Interests: Planetary atmospheres, exoplanets.
      Technical interests: mm/submm. interferometry, calibrators, astrometry.

    • Gabriel Marinello

      Data Analyst

      Scientific Interests: Observational cosmology, large-scale structure of the Universe, galaxy clusters, galaxy evolution in clusters, cosmic microwave background, Sunyaev-Zel’dovich effect observations, quasars.
      Technical Interest: Mm/submm interferometry, single-dish mm/submm astronomy, optical imaging and spectroscopy, (more…)

    • Giorgio Siringo

      Front-End Technical Lead

      Science Interests: magnetic field and star formation, galactic magnetic field, AGN variability, anisotropies and polarization of the Cosmic Background Radiation
      Technical interests: mm/submm detectors, single-dish, interferometry and polarization, imaging, data reduction

    • Harold Francke

      Harold Francke

      Science Archive Content Manager

      Science Interests: Galaxy formation and evolution, especially at high redshift, and its relation to active galactic nuclei. Cosmology and large scale structure.
      Technical interests: Optical and NIR imaging and spectroscopy data processing. Radio, mm and sub-mm interferometry and aperture synthesis. Multiwavelength datasets analysis.

    • Hugo Messias

      Hugo Messias

      ALMA Fellow

      Science Interests: Galaxy and super-massive black-hole co-evolution; gas content and dynamics; galaxy growth mechanisms; IR-selected AGN; distant sub-millimeter/radio-selected galaxies; fundamental couplings variation.
      Technical interests: sub-mm to radio interferometry, calibration.

    • Ignacio Toledo

      Ignacio Toledo

      Data Analyst

      Science Interests: Diffuse light and evolution in galaxy clusters. Bulge and Galactic plane studies in near-infrared. Extrasolar planetary transits.
      Technical interests: mm/submm interferometry and aperture synthesis. Optical and near-infrared data reduction techniques. Virtual Observatory publishing and data mining.

    • John Carpenter

      John Carpenter

      Observatory Scientist

      Science Interests: Circumstellar disks, debris disks, structure of molecular clouds, and star formation.
      Technical interests: mm/submm. interferometry, single-dish mm/submm astronomy, statistics

    • Jorge García

      Jorge F. García Yus

      Science Archive Content Manager

      Science Interests: Galactic structure, star formation, solar system and exoplanets.
      Technical interests: Optical/IR/MIR imaging and photometry. Multi wavelength surveys, catalog and databases. Ground telescope observations. Ultimately VO interoperability.

    • José Gallardo

      José Gallardo Narbona

      Science Archive Content Manager

      Science Interests: Evolutionary models of low mass stars, brown dwarfs and extrasolar planets. Atmospheric models of young stellar and sub-stellar objects. Intermediate and high mass star formation. Proto-stellar outflows, proto-stellar and debris disks. Binary stellar systems.
      Technical interests: Optical/infrared imaging, photometry, spectroscopy; sub-mm/mm/radio interferometry.

    • José Miguel Fernández Contreras

      José Miguel Fernández Contreras

      Data Analyst

      Science Interests: Star formation, proto-planetary disks, binary stellar systems, extrasolar planets.
      Technical interests: Optical/Infrared imaging, photometry, spectroscopy; sub-mm/mm/radio interferometry 

    • Juan Cortés

      Juan Cortés

      Operations Astronomer

      Science Interests: Interacting and merging Galaxies, lenticular and elliptical galaxies, galaxy formation, galaxy evolution along z, high-z submillimeter galaxies, galaxy stellar and gas dynamics.
      Technical interests: mm/submm. interferometry, Integral Field spectroscopy, single-dish mm/submm astronomy.

    • Kurt Plarre

      Kurt Plarre

      Data Analyst

      Science Interests: Bayesian methods, inverse problems in Astronomy
      Technical interests: mm/sub-mm astronomy. Antenna/array verification, maintenance and calibration. Data manipulation and visualization. Data reduction. Web development.

    • Laura Gomez

      Laura Gómez

      Science Archive Content Manager

      Science Interests: Star formation at early evolutionary stages, fragmentation and structure of molecular clouds, proper motions of radio sources.
      Technical interests: cm/mm/submm interferometry, cm/mm/submm single dish techniques (bolometer and heterodyne), mosaicking with interferometer, combining interferometry and single dish data.

    • Liza Videla Altieri

      Liza Videla Altieri

      Science Archive Content Manager

      Science Interests: Active Galactic Nuclei (AGN), Seyfert galaxies, central engine of AGN, massive black holes at galactic centers, Ultra Luminous Infrared Galaxies (ULIRGs), starburst galaxies, galaxy evolution.
      Technical interests: Data reduction, astronomical databases, Virtual Observatory, interferometric techniques, imaging and spectroscopy in infrared and radio

    • Luciano Cerrigone

      Science archive content manager

      Scientific interests: circumstellar envelopes in intermediate- and high-mass stars, AGB and post-AGB stars, molecular outflows, radio continuum properties of Planetary nebulae, LBV nebulae.
      Technical interests: ground- and space-based mid-IR imaging and spectrometry, interferometry from the cm to the sub-mm range, single-dish techniques.

    • Marie-Lou Gendron-Marsolais

      ESO-ALMA Fellow

      Science interests: Multi-wavelength studies of groups and clusters of galaxies, AGN feedback, brightest cluster/group galaxies.

      Technical interests: high-dynamical-range low radio frequency imaging, X-ray data reduction and analysis, optical imaging Fourier transform spectroscopy.

    • Matias Radiszcz

      Matias Radiszcz

      Data Analyst

      Science Interests: Dusty disc in white dwarfs, interacting binaries, and evolverd stars. Brown dwarfs, exoplanets, planetary system formation/evolution, and protoplanetary disks. Stellar populations in the Milky Way, and Milky Way structure. Astrometry.
      Technical interests: Sub mm/radio interferometry, and single dish data reduction and (more…)

    • Paulo Cortés

      Paulo Cortés

      Operations Astronomer

      Science Interests: Star formation, magnetic fields, formation of molecular clouds, interacting and merging galaxies, galaxy formation, galaxy evolution, high-z submillimeter galaxies.
      Technical interests: mm/submm. interferometry, single-dish mm/submm astronomy, parallel and distributed computing.

    • Rubén Herrero-Illana

      Rubén Herrero-Illana

      ESO-ALMA Fellow

      Science Interests: Luminous Infrared galaxies, Active Galactic Nuclei, starburst galaxies, interstellar medium, multi-wavelength characterization.
      Technical interests: cm/mm interferometry and single-dish, VLBI technique, high-resolution near-IR imaging.

    • Ruediger Kneissl

      Ruediger Kneissl

      Operations Astronomer

      Science Interests: Observational cosmology, cosmic microwave background, clusters of galaxies, Sunyaev-Zel’dovich observations, radio- and sub-mm galaxies.
      Technical interests: cm-submm interferometry and single dish, bolometer arrays, imaging techniques and simulations.

    • Satoko Takahashi

      Satoko Takahashi

      Science Operations Astronomer

      Science Interests: Star formation at early evolutionary stages, fragmentation properties of filamentary molecular clouds.
      Technical interests: mm/submm. interferometry, wide-field interferometric imaging.

    • Sebastián González Flores

      Sebastián González Flores

      Science Archive Content Manager

      Science Interests: Calibration in radio astronomy, Data Mining, Scientific visualization, Data Science, Statistics and Predictive Analytics.
      Technical interests: Python, No-SQL, Columnar Databases, ETL process, Anaconda, Pandas, MongoDB, Big Data, Hadoop, Plotly

    • Seiji Kameno

      Seiji Kameno

      System Verification Scientist

      Science Interests: Formation and fueling of active galactic nuclei, optimization of radio astronomy system such as interferometry, spectroscopy, and polarimetry.

    • Sergio Martín

      Science Operations Astronomer

      Science Interests: Astrochemistry and molecular spectroscopy. Evolution of active galaxies. Starburst, AGN and ULIRG environments. Galactic Center.

      Technical interests: mm and submm single dish and interferometric observations and calibration.

    • Stéphane Leon

      Stéphane Leon

      System Astronomer

      Science Interests: Effects of the environment on stellar systems, globular clusters, dynamics of the molecular gas in galaxies, ISM content of radio galaxies, barred and isolated galaxies.
      Technical interests: mm/submm, interferometry and single dish, wide field telescopes, numerical simulations.

    • Stuartt Corder

      Stuartt Corder

      Deputy Director

      Science Interests: Debris disks, proto-stellar disks, proto-stellar environments, high-mass star formation, dynamics and feedback in nearby star-forming clouds.
      Technical interests: mm/submm. interferometry, high fidelity imaging, mosaicking with interferometers.

    • Theodoros Nakos

      Data Management Group Manager

      Science Interests: Photometry and astrometry of binary stars, multi-wavelength detection of quasars and Active Galactic Nuclei (AGN), gravitational lensing.

      Technical Interests: Photometry (optical, near and mid-infrared), astrometry, calibrations, space and ground-based instrumentation

       

    • Tsuyoshi Sawada

      Tsuyoshi Sawada

      Operations Astronomer

      Science Interests: Interstellar medium in the Galaxy and galaxies.
      Technical interests: mm/submm. interferometry and single-dish antennas.

    • Violette Impellizzeri

      Operations Astronomer

      Science Interests: Active galactic nuclei, high resolution molecular emission/absorption from tori, water mega-maser emission, accretion disks, supermassive black-holes, high-redshift lines, gravitational lensing, galaxy evolution.
      Technical interests: cm to mm/submm interferometry, VLBI and single dish spectroscopy. Calibration techniques and high fidelity imaging.

    • Yoshiharu Asaki

      Yoshiharu Asaki

      NAOJ associate professor

      Science Interests: Dynamics of gas motions around evolved stars and of massive star forming regions by observing astrophysical masers. Precise astrometry using radio interferometry with an accuracy of milli arcseconds.
      Technical interests: Calibration techniques for correcting interferometer observable errors especially due to the Earth atmosphere and interferometer instruments.

    • ALMA, a worldwide collaboration