Man

Viviana Gabriela Guzman Veloso

Assistant Professor

Pontificia Universidad Católica de Chile

Santiago, Chile

Líneas de Investigación


Astrochemistry as a tool to study star and planet formation. Chemistry of the gas in photodissociation regions and protoplanetary disks. Single-dish and interferometric (sub-)millimeter observations of astronomical sources.

Educación

  •  Astronomy and astrophysics, UNIVERSITE PIERRE ET MARIE CURIE-PARIS VI. Francia, 2013
  •  Ciencias, Mención astronomía, UNIVERSIDAD DE CHILE. Chile, 2010
  •  Ciencias, Mención astronomía, UNIVERSIDAD DE CHILE. Chile, 2007

Experiencia Académica

  •   Postdoctoral fellow Full Time

    HARVARD UNIVERSITY

    Cambridge, Estados Unidos

    2014 - 2016

  •   Research Associate Full Time

    ATACAMA LARGE MILLIMETER ARRAY (ALMA)

    Santiago, Chile

    2016 - 2018

  •   Assistant Professor Full Time

    PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE

    Física

    Santiago, Chile

    2018 - At present

Formación de Capital Humano


Undergraduate students:
Javiera Díaz (2019B)
Claudio Hernández (2020A)
Alvaro Toro (2020A)
Lucas Soazo (2020B)
Yanina Morales (expected to graduate 2021A)

Master students:
Michel Maluenda (expected to graduate 2021B)
Daniela Soto (expected to graduate 2021A)
Javiera Díaz (expected to graduate 2021B)
Jaime Castillo (expected to graduate 2021B)

PhD students:
Catalina Labayru (2020 - 2023)
Sergio Best (2020 - 2023)
Claudio Hernández (2021 - 2024)

Postdocs:
Elizabeth Artur de la Villarmois (Fondecyt fellow, 2020 - 2022)



 

Article (58)

Dynamical Masses and Stellar Evolutionary Model Predictions of M Stars
The TW Hya Rosetta Stone Project. I. Radial and Vertical Distributions of DCN and DCO+
The TW Hya Rosetta Stone Project. II. Spatially Resolved Emission of Formaldehyde Hints at Low-temperature Gas-phase Formation
The TW Hya Rosetta Stone Project. III. Resolving the Gaseous Thermal Profile of the Disk
(CO)-O-18, (CO)-C-13, and (CO)-C-12 abundances and excitation temperatures in the Orion B molecular cloud: Analysis of the achievable precision in modeling spectral lines within the approximation of the local thermodynamic equilibrium
An ALMA Survey of H2CO in Protoplanetary Disks
An Evolutionary Study of Volatile Chemistry in Protoplanetary Disks
Effect of Feedback of Massive Stars in the Fragmentation, Distribution, and Kinematics of the Gas in Two Star-forming Regions in the Carina Nebula
Quantitative inference of the H2 column densities from 3mm molecular emission: case study towards Orion B
The Disk Substructures at High Angular Resolution Project (DSHARP). II. Characteristics of Annular Substructures (vol 869, L42, 2018)
Tracers of the ionization fraction in dense and translucent gas: I. Automated exploitation of massive astrochemical model grids
A dynamically young, gravitationally stable network of filaments in Orion B
Abundances of sulphur molecules in the Horsehead nebula First NS+ detection in a photodissociation region
Detection of Phosphorus-bearing Molecules toward a Solar-type Protostar
Oxygen fractionation in dense molecular clouds
Upper limits on CH3OH in the HD 163296 protoplanetary disk Evidence for a low gas-phase CH3OH-to-H2CO ratio
A gap in the planetesimal disc around HD 107146 and asymmetric warm dust emission revealed by ALMA
A Survey of CH3CN and HC3N in Protoplanetary Disks
Chemistry of the High-mass Protostellar Molecular Clump IRAS 16562-3959
Clustering the Orion B giant molecular cloud based on its molecular emission
Constraining Gas-phase Carbon, Oxygen, and Nitrogen in the IM Lup Protoplanetary Disk
H2CO Ortho-to-para Ratio in the Protoplanetary Disk HD 163296
Kinematics of the Horsehead Nebula and IC 434 Ionization Front in CO and C
Pillars of Creation among Destruction: Star Formation in Molecular Clouds near R136 in 30 Doradus
Study of the formation of interstellar CF+ from the HF + C+ -> CF+ + H reaction
The Disk Substructures at High Angular Resolution Program (DSHARP). VIII. the Rich Ringed Substructures in the AS 209 Disk
The Disk Substructures at High Angular Resolution Project (DSHARP). I. Motivation, Sample, Calibration, and Overview
The Disk Substructures at High Angular Resolution Project (DSHARP). II. Characteristics of Annular Substructures
The Disk Substructures at High Angular Resolution Project (DSHARP). III. Spiral Structures in the Millimeter Continuum of the Elias 27, im Lup, and WaOph 6 Disks
The Disk Substructures at High Angular Resolution Project (DSHARP). IV. Characterizing Substructures and Interactions in Disks around Multiple Star Systems
The Disk Substructures at High Angular Resolution Project (DSHARP). IX. A High-definition Study of the HD 163296 Planet-forming Disk
The Disk Substructures at High Angular Resolution Project (DSHARP). VI. Dust Trapping in Thin-ringed Protoplanetary Disks
The Disk Substructures at High Angular Resolution Project (DSHARP). VII. the Planet-Disk Interactions Interpretation
The Disk Substructures at High Angular Resolution Project (DSHARP). X. Multiple Rings, a Misaligned Inner Disk, and a Bright Arc in the Disk around the T Tauri star HD 143006
The Distribution and Excitation of CH3CN in a Solar Nebula Analog
An ALMA Survey of DCN/H 13 CN and DCO + /H 13 CO + in Protoplanetary Disks
Dissecting the molecular structure of the Orion B cloud: insight from principal component analysis
First Detection of Interstellar S2H
H2CO Distribution and Formation in the TW HYA Disk
Nitrogen Fractionation in Protoplanetary Disks from the (HCN)-C-13/(HCN)-N-15 Ratio
The anatomy of the OrionB giant molecular cloud: A local template for studies of nearby galaxies
Turbulence and star formation efficiency in molecular clouds: solenoidal versus compressive motions in Orion B
CYANIDE PHOTOCHEMISTRY AND NITROGEN FRACTIONATION IN THE MWC 480 DISK
Spatially Resolved l-C3H+ emission in the Horsehead Photodissociation Region=> Further Evidence for a Top-Down Hydrocarbon Chemistry
The comet-like composition of a protoplanetary disk as revealed by complex cyanides
THE DISTRIBUTION AND CHEMISTRY OF H2CO IN THE DM TAU PROTOPLANETARY DISK
Widespread Galactic CF+ absorption=> detection toward W49 with the Plateau de Bure Interferom- eter
An Observational Investigation of the Identity of B11244 (C3H+/C3H-)
An observational investigation of the identity of B11244 (l-C 3H +/C3H -)
Chemical complexity in the Horsehead photodissociation region
The IRAM-30 m line survey of the Horsehead PDR. III. High abundance of complex (iso-)nitrile molecules in UV-illuminated gas
The IRAM-30 m line survey of the Horsehead PDR. IV. Comparative chemistry of H2CO and CH3OH
The IRAM-30 m line survey of the Horsehead PDR: III. High abundance of complex (iso-)nitrile molecules in UV-illuminated gas
The hyperfine structure in the rotational spectrum of CF+
The hyperfine structure in the rotational spectrum of CF+ (Research Note)
The IRAM-30m line survey of the Horsehead mane=> II. First detection of the l-C3H+ hydrocar- bon cation
The IRAM-30m line survey of the Horsehead PDR: I. CF + as a tracer of C + and as a measure of the fluorine abundance
H2CO in the Horsehead PDR: Photo-desorption of dust grain ice mantles
50
Viviana Guzman

Assistant Professor

Pontificia Universidad Católica de Chile

Santiago, Chile

9
Laura Pérez

Profesor Asistente

Astronomía

Universidad de Chile

Las Condes, Chile

3
Leonardo Bronfman

Full Professor

Astronomy

UNIVERSIDAD DE CHILE, FACULTAD DE CIENCIAS FÍSICAS Y MATEMÁTICAS

Santiago, Chile

2
Guido Garay

Profesor Titular

Astronomy

Universidad de Chile

Santiago, Chile

1
Simon Casassus

Profesor Titular

Astronomía

DEPARTAMENTO DE ASTRONOMÍA, UNIVERSIDAD DE CHILE

Santiago, Chile

1
Otoniel Denis

Profesor asistente

Departamento de Física

Universidad de Chile

Santiago, Chile