Multidisciplinary, Management of Technology and Innovation, Control and Systems Engineering, Biomedical Engineering
81
Scholar Citations
4
Scholar h-index
3
Scholar i10-index
RECENT SCHOLAR PUBLICATIONS
Internet of Things (IoT) for Research and Educational Experiments on Solid-State Lighting (SSL) in UV Range: Applications in Biophotonics and HealthTech Innovations P Fredes, A Aedo, J Pascal, E Gramsch, U Raff, C Soto International Conference on Smart Technologies & Education, 145-156 , 2026 2026.0
Leveraging Digital Twin Strategies for Thermal Optimization of 228–230 nm Far-UVC Modules in HealthTech Innovation P Fredes, MA Khan, E Gramsch, J Gonzalez Smart Technologies for an All-Electric Society 2, 357–369 , 2026 2026.0
Far-UVC LED Modules Driving Environmental Photonic Services for HAIs Reduction P Fredes, MA Khan, U Rafff, E Gramsch, J Gonzalez, C Rios, M Herrera, ... 2025 Photonics & Electromagnetics Research Symposium - Fall (PIERS-Fall … , 2026 2026.0
Estimation of Junction Temperature in Single 228 nm‐Band AlGaN Far‐Ultraviolet‐C Light‐Emitting Diode on c‐Sapphire Having 1.8 mW Power and 0.32% External Quantum Efficiency M Ajmal Khan, M Muta, K Fujimoto, J Gonzalez Rojas, P Fredes, ... physica status solidi (a) 221 (21), 2400064 , 2024 2024.0 Citations: 32
Experiencias, Aprendizajes Y Proyecciones Sobre Tecnología UV - C Para Desinfección, En El Contexto Post-Pandemia a Nivel Nacional EG B. Tronocoso, C. Contreras, L. Donato, M. Herrera, C. Rios, U. Raff, P ... VII Congreso Chileno de Salud Pública, IX Congreso Chileno de Epidemiología … , 2024 2024.0
Empirical and Theoretical study of the Thermal Performance of High Power UVC LEDs P Fredes, U Raff, C Soto, P Sharma Optical Devices and Materials for Solar Energy and Solid-state Lighting … , 2022 2022.0 Citations: 3
Desinfección de Aire y Superficies Mediante Tecnología UV-C Para la Reducción de IAAS , una Perspectiva General en Contexto Covid-19 P Fredes, B Troncoso, C Rios, G Ernesto, M Tarkowski Libro de Actas XVI Congreso Iberoamericano de Iluminación LUXAMÉRICA 2022, 75-81 , 2022 2022.0
Estimation of the Ultraviolet-C Doses from Mercury Lamps and Light-Emitting Diodes Required to Disinfect Surfaces P Fredes, U Raff, G Ernesto, M Tarkowski Journal of Research of the National Institute of Standards and Technology … , 2021 2021.0 Citations: 16
Optical considerations for design of surface disinfection devices based on UV-C LEDs P Fredes, U Raff, E Gramsch International Optical Design Conference, 120780E , 2021 2021.0 Citations: 1
Tools of Neuroscience P Fredes, U Raff Neuroscience for Psychologists: An Introduction, 285-310 , 2020 2020.0
Relevant key parameters to migrate Hg lamps to LEDs, in the UV range for fluence determination P Fredes, U Raff NIST Workshop on Ultraviolet Disinfection Technologies and Healthcare … , 2020 2020.0 Citations: 4
Thermoelectric Control of Deep UV LED to Improve Optical P Fredes, U Raff, E Gramsch, J Cuenca Advanced Thermoelectric Materials for Energy Harvesting Applications, 99 , 2019 2019.0
Junction temperature control of UV-C LEDs based on a thermoelectric cooler device P Fredes, U Raff, E Gramsch, J Pascal, J Cuenca Microelectronics Reliability 98, 24-30 , 2019 2019.0 Citations: 21
Improving the optical performance and life time of deep UV LEDs by thermoelectric control P Fredes, U Raff, J Cuenca, E Gramsch, C Soto Solid-State Lighting, STu1C. 2 , 2017 2017.0 Citations: 4
Leveraging Digital Twin Strategies for Thermal Optimization of 228–230 nm P Fredes, J Gonzalez, J Pascal, E Gramsch, MA Khan, H Hirayama Smart Technologies for an All-Electric Society: Proceedings of the 22nd … , 0
UV Lamp calibration (253.7 nm) based on a geometrical photometry using Si photodiode and bioassays, applied to the salmon industry. P Fredes, S Gutierrez, U Raff, J Cuenca, D Barrientos, C Lopez, ...
MOST CITED SCHOLAR PUBLICATIONS
Estimation of Junction Temperature in Single 228 nm‐Band AlGaN Far‐Ultraviolet‐C Light‐Emitting Diode on c‐Sapphire Having 1.8 mW Power and 0.32% External Quantum Efficiency M Ajmal Khan, M Muta, K Fujimoto, J Gonzalez Rojas, P Fredes, ... physica status solidi (a) 221 (21), 2400064 , 2024 2024.0 Citations: 32
Junction temperature control of UV-C LEDs based on a thermoelectric cooler device P Fredes, U Raff, E Gramsch, J Pascal, J Cuenca Microelectronics Reliability 98, 24-30 , 2019 2019.0 Citations: 21
Estimation of the Ultraviolet-C Doses from Mercury Lamps and Light-Emitting Diodes Required to Disinfect Surfaces P Fredes, U Raff, G Ernesto, M Tarkowski Journal of Research of the National Institute of Standards and Technology … , 2021 2021.0 Citations: 16
Relevant key parameters to migrate Hg lamps to LEDs, in the UV range for fluence determination P Fredes, U Raff NIST Workshop on Ultraviolet Disinfection Technologies and Healthcare … , 2020 2020.0 Citations: 4
Improving the optical performance and life time of deep UV LEDs by thermoelectric control P Fredes, U Raff, J Cuenca, E Gramsch, C Soto Solid-State Lighting, STu1C. 2 , 2017 2017.0 Citations: 4
Empirical and Theoretical study of the Thermal Performance of High Power UVC LEDs P Fredes, U Raff, C Soto, P Sharma Optical Devices and Materials for Solar Energy and Solid-state Lighting … , 2022 2022.0 Citations: 3
Optical considerations for design of surface disinfection devices based on UV-C LEDs P Fredes, U Raff, E Gramsch International Optical Design Conference, 120780E , 2021 2021.0 Citations: 1
Internet of Things (IoT) for Research and Educational Experiments on Solid-State Lighting (SSL) in UV Range: Applications in Biophotonics and HealthTech Innovations P Fredes, A Aedo, J Pascal, E Gramsch, U Raff, C Soto International Conference on Smart Technologies & Education, 145-156 , 2026 2026.0
Leveraging Digital Twin Strategies for Thermal Optimization of 228–230 nm Far-UVC Modules in HealthTech Innovation P Fredes, MA Khan, E Gramsch, J Gonzalez Smart Technologies for an All-Electric Society 2, 357–369 , 2026 2026.0
Far-UVC LED Modules Driving Environmental Photonic Services for HAIs Reduction P Fredes, MA Khan, U Rafff, E Gramsch, J Gonzalez, C Rios, M Herrera, ... 2025 Photonics & Electromagnetics Research Symposium - Fall (PIERS-Fall … , 2026 2026.0
Experiencias, Aprendizajes Y Proyecciones Sobre Tecnología UV - C Para Desinfección, En El Contexto Post-Pandemia a Nivel Nacional EG B. Tronocoso, C. Contreras, L. Donato, M. Herrera, C. Rios, U. Raff, P ... VII Congreso Chileno de Salud Pública, IX Congreso Chileno de Epidemiología … , 2024 2024.0
Desinfección de Aire y Superficies Mediante Tecnología UV-C Para la Reducción de IAAS , una Perspectiva General en Contexto Covid-19 P Fredes, B Troncoso, C Rios, G Ernesto, M Tarkowski Libro de Actas XVI Congreso Iberoamericano de Iluminación LUXAMÉRICA 2022, 75-81 , 2022 2022.0
Tools of Neuroscience P Fredes, U Raff Neuroscience for Psychologists: An Introduction, 285-310 , 2020 2020.0
Thermoelectric Control of Deep UV LED to Improve Optical P Fredes, U Raff, E Gramsch, J Cuenca Advanced Thermoelectric Materials for Energy Harvesting Applications, 99 , 2019 2019.0
Leveraging Digital Twin Strategies for Thermal Optimization of 228–230 nm P Fredes, J Gonzalez, J Pascal, E Gramsch, MA Khan, H Hirayama Smart Technologies for an All-Electric Society: Proceedings of the 22nd … , 0
UV Lamp calibration (253.7 nm) based on a geometrical photometry using Si photodiode and bioassays, applied to the salmon industry. P Fredes, S Gutierrez, U Raff, J Cuenca, D Barrientos, C Lopez, ...
