Projects per year
Personal profile
Research Interests
- High-energy particle detectors: Following my work in SAPHIR and having won the QUIMAL project, I am dedicated to the development of new particle detectors, both for industrial and scientific applications (SWGO).
- Physico-chemistry of micellar systems: Motivated by a research project conducted in 2009, I applied for and won a Fondecyt project that involves studying micellar systems and the effects of high-intensity ultrasonic radiation on them.
- Instrumentation and control electronics: I work continuously on the development of instrumentation and control systems, using microcontrollers, digital electronics, and high-voltage systems.
- Power ultrasonics and detection: Since my undergraduate studies, I have been working in this area, specifically in the control systems and industrial applications of high-intensity ultrasonics and detection.
Personal resume
During the process of obtaining my doctoral degree, I studied the ultrasonic atomization process on a free surface. As a result of this research, funded by a FONDEF project (in which I participated from its drafting), I published an article demonstrating the relationship between the surface tension of liquids affected by mechanical vibrations, which has potential applications in the manufacturing of composite materials, such as carbon fiber embedded in epoxy, and two invention patents.
Subsequently, I carried out my postdoctoral work at CEDENNA, developing an automatic system for producing metallic copper nanoparticles and an active collector electrospinning system, which has allowed me to maintain active collaboration with researchers at the Andrés Bello University.
Upon completing my postdoctoral work (2017), I joined Andrés Bello University (2018). In parallel with my work on power ultrasonics, I began collaborating with Sergey Kuleshov and Jilberto Zamora, who secured funding from the Millennium Institute (SAPHIR). During this period, I learned numerous high-speed detection and electronics techniques. As a result of this collaboration, I became a member of CERN and participated in the NA64 experiment, resulting in two publications.
During the pandemic, and given that experimental work was restricted during that period, I improvised a laboratory and conducted a small investigation into the relationship between acoustic cavitation and ultrasonic atomization. This research culminated in an article of which I am the sole author, without external funding.
In early 2023, I began the execution of my Fondecyt initiation project.
I maintain collaborations with chemists from UNAB as part of my Fondecyt project, astronomers and astrophysicists from U. de Tarapacá and U. de Yale in the execution of the upgrade of a telescope at the La Silla Observatory, physicists from U. de la Serena, UFSM, UMCE in the framework of the execution of a Quimal project and the SWGO experiment.
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Projects
- 1 Finished
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FONDECYT de Iniciación 2023-EFFECTS ON MICELLAR KINETICS OF ULTRASONIC RADIATION AND ITS APPLICATION TO IMPROVE CROSSFLOW FILTRATION.
1/01/23 → 1/01/25
Project: Research › Applied research
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The ATLAS experiment at the CERN Large Hadron Collider: a description of the detector configuration for Run 3
The ATLAS collaboration, 1 May 2024, In: Journal of Instrumentation. 19, 5, P05063.Research output: Contribution to journal › Article › peer-review
Open Access6 Scopus citations -
Search for Light Dark Matter with NA64 at CERN
NA64 Collaboration, 20 Oct 2023, In: Physical Review Letters. 131, 16, 161801.Research output: Contribution to journal › Article › peer-review
Open Access30 Scopus citations -
Acoustic cavitation detection during ultrasonic atomization process
Galleguillos, R., 1 Apr 2022, In: Applied Acoustics. 192, 108716.Research output: Contribution to journal › Article › peer-review
12 Scopus citations -
Wettability of a surface subjected to high frequency mechanical vibrations
Galleguillos-Silva, R., Vargas-Hernández, Y. & Gaete-Garretón, L., 1 Mar 2017, In: Ultrasonics Sonochemistry. 35, p. 134-141 8 p.Research output: Contribution to journal › Article › peer-review
33 Scopus citations -
Stress memory lasting in composite materials
Fuentealba, J. F., Galleguillos, R., Vargas-Hernández, Y., Ruzzante, J. & Gaete-Garretón, L., 1 Jan 2010, In: Physics Procedia. 3, 1, p. 873-881 9 p.Research output: Contribution to journal › Conference article › peer-review
Open Access1 Scopus citations