Man

Julio César Valenzuela Ahumada

profesor asistente

Pontificia Universidad Católica de Chile

Santiago, Chile

Líneas de Investigación


plasma physics, nuclear fusion, Z-pinches, Z-pinch stability, Gas-puffs, wire arrays, high energy density physics, laboratory astrophysics, spectroscopy, pulsed power, plasma diagnostics

Educación

  •  física, PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE. Chile, 2012
  •  física, PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE. Chile, 2007

Experiencia Académica

  •   profesor asistente Full Time

    PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE

    Física

    Santiago, Chile

    2018 - A la fecha

Experiencia Profesional

  •   Postdoc Full Time

    University of California San Diego

    San Diego, Estados Unidos

    2012 - 2015

  •   Assistant Scientist Full Time

    University of California San Diego

    San Diego, Estados Unidos

    2015 - 2018


 

Article (31)

Bayesian inference of plasma parameters from collective Thomson scattering technique on a gas-puff near stagnation
Comparison of round and knife-edge-like cathodes on gas-puff implosions
Measurements of Neutrons Created in a Staged Z-Pinch With Krypton Liner and Deuterium Target at a 1-MA Pulsed Power Generator
Shock interactions between plasma jets from conical wire array Z-pinches and laser-produced plasma plume
Comparative study on the dynamics and the composition between a pulsed laser deposition (PLD) and a plasma enhanced PLD (PE-PLD)
Study of titanium nitride film growth by plasma enhanced pulsed laser deposition at different experimental conditions
X-ray emission from copper X-pinches driven at a current rate of ∼1kA/ns
Design of a Multiple Exploding Wire Setup to Study Shock Wave Dynamics
MA-class linear transformer driver for Z-pinch research
Role of collisionality and radiative cooling in supersonic plasma jet collisions of different materials
Study of stability in a liner-on-target gas puff Z-pinch as a function of pre-embedded axial magnetic field
A semi-analytic model of gas-puff liner-on-target magneto-inertial fusion
Ar and Kr on deuterium gas-puff staged Z-pinch implosions on a 1-MA driver: Experiment and simulation
Gated liquid scintillator detector for neutron time of flight measurements in a gas-puff Z-pinch experiment
Characterization of a Liner-on-Target Gas Injector for Staged Z-Pinch Experiments
Measurement of temperature and density using non-collective X-ray Thomson scattering in pulsed power produced warm dense plasmas
Injector design for liner-on-target gas-puff experiments
Characterization of laser-cut copper foil X-pinches
Shock formation in Ne, Ar, Kr, and Xe on deuterium gas puff implosions
Counter-propagating plasma jet collision and shock formation on a compact current driver
Investigation of Current Transport in 2 x 2 Wire Array Plasmas
Time-resolved study of the extreme-ultraviolet emission and plasma dynamics of a sub-Joule, fast capillary discharge
Measurement of pulsed-power-driven magnetic fields via proton deflectometry
Study of instability formation and EUV emission in thin liners driven with a compact 250 kA, 150 ns linear transformer driver
Observations of soft X-ray emission and plasma dynamics of a compact capillary discharge operated in xenon
Current measurement by Faraday effect on GEPOPU
Implementation of moire-schlieren deflectometry on a small scale fast capillary plasma discharge
Observations of the emission processes of a fast capillary discharge operated in nitrogen
Fast plasma discharge capillary design as a high power throughput soft x-ray emission source
Sub-micron size carbon structures synthesized using plasma enhanced CVD, without external heating and no catalyzer action
Experimental observations in compact capillary discharges

Proyecto (6)

Astrophysical plasmas at laboratory scale (astropals)
Study of preionization effects on gas-puff implosion and stagnation dynamics
FORMACION DE PLASMAS DE GASES Y METALES EN DESCARGAS PULSADAS EN CAPILARES SEGMENTADOS - THE FORMATION OF PLASMAS OF GASES AND METALS IN PULSED SEGMENTED CAPILLARY DISCHARGES
EXPERIMENTAL STUDY OF THE CURRENT DISTRIBUTION AND STABILITY INA Z-PINCH DISCHARGE.
THE ULTRA LOW INDUCTANCE NITROGEN CAPILLARY DISCHARGE AS A WATER WINDOW SOFT X-RAY SOURCE
THE PHYSICAL PROCESSES IN FAST REPETITION RATE CAPILLARY DISCHARGES.
29
Julio Valenzuela

profesor asistente

Pontificia Universidad Católica de Chile

Santiago, Chile

6
Felipe Veloso

Profesor Asociado

PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE

Santiago, Chile

4
Mario Favre

Profesor Titular

Instituto de Física, Pontificia Universidad Católica de Chile

Santiago, Chile

4
Heman Bhuyan

Associate Professor

PONTIFICIA UNIVERSIDAD CATÓLICA DE CHILE (PUC)

santiago, Chile

1
María Retamal

Secretaria Académica

Ingeniería Civil

Universidad Finis Terrae

Santiago, Chile