Zobrazeno 1 - 10
of 152
pro vyhledávání: '"Francisco Pizarro"'
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-8 (2023)
Abstract In this work, a fully 3D-printed choke corrugated Gaussian profile horn antenna (GPHA) using high-conductive filaments and a low-cost modular 3D-printing technique is implemented. The choke corrugated GPHA operates in the Ka-band, with a cen
Externí odkaz:
https://doaj.org/article/842ed91fb937451da8fe978e62af022f
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-9 (2023)
Abstract This article presents a 3D-printed cylindrical dielectric resonator antenna operating at 5.8 GHz that achieves circular polarization by integrating a fully dielectric parasitic helix with a higher permittivity than the cylindrical resonator.
Externí odkaz:
https://doaj.org/article/3db8b0fb7a5a4c7f9b956d01700f7e7a
Publikováno v:
IEEE Open Journal of Antennas and Propagation, Vol 4, Pp 427-433 (2023)
This article presents the design, manufacturing and measurement of a fully dielectric leaky wave antenna operating at 18 GHz. The antenna is composed of a grounded dielectric substrate with a top dielectric Archimedean spiral corrugation, which allow
Externí odkaz:
https://doaj.org/article/622c8b58e6564d06b356e04ba2b8604a
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-10 (2022)
Abstract In this work, the design of a fully 3D-printed dielectric polarizer based on anisotropic engineered material operating at 38 GHz is presented. The anisotropy conditions to obtain circular polarization are achieved by using an array of dielec
Externí odkaz:
https://doaj.org/article/8d03db826d574942b8f5cde8b528d86d
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-10 (2022)
Abstract This article presents a fully 3D-printed dielectric planar lens operating in the entire Ka-band manufactured using additive manufacturing and a relatively low-cost 3D-printer. The lens consists of ten concentric rings implemented using low-l
Externí odkaz:
https://doaj.org/article/6ac6983e93a04c07bc4c535fae2c6d58
Publikováno v:
Big Data & Society, Vol 10 (2023)
This article critically examines the emergence and uses of digital phenotyping in contemporary psychiatry. From an analysis of its discourses and practices, we show that digital phenotyping diffusion is directly related to its promise to solve some o
Externí odkaz:
https://doaj.org/article/6a905dc983134a75bd3ebb9e40ef162e
Publikováno v:
IEEE Access, Vol 9, Pp 73771-73779 (2021)
This article presents a parametric study of a fully 3D-printed hemispherical dielectric resonator antenna (DRA) using low loss dielectric filament and high-conductive filaments jointly with a low-cost customized dual-extruding 3D printer. The paramet
Externí odkaz:
https://doaj.org/article/887d3806e2804719ae66a4f5e7b06ecc
Autor:
Francisco Pizarro, Rolando Salazar, Eva Rajo-Iglesias, Mauricio Rodriguez, Sebastian Fingerhuth, Gabriel Hermosilla
Publikováno v:
IEEE Access, Vol 7, Pp 106814-106823 (2019)
This paper presents a parametric study of classical additive 3D-printing settings for use on conductive filaments in applications for high-frequency topologies. First, a wideband characterization was conducted, printing a microstrip transmission line
Externí odkaz:
https://doaj.org/article/bc945c78d0804e14b6068246702ed78a
Autor:
Francisco Pizarro
Publikováno v:
Revista Colombiana de Endocrinología, Diabetes y Metabolismo, Vol 7, Iss 3 (2021)
Introducción-Fragmento La historia de los corticoides comienza con la descripción que Thomas Addison (1793-1860) realizó sobre la melanodermia, más tarde conocida como enfermedad de Addison (Figura 1): “Un estado general de languidez y debili
Externí odkaz:
https://doaj.org/article/0dc0671db9c4481c8d8e472e8c805fdc
Autor:
Matko Milovic, Gonzalo Farías, Sebastián Fingerhuth, Francisco Pizarro, Gabriel Hermosilla, Daniel Yunge
Publikováno v:
Sensors, Vol 22, Iss 8, p 2825 (2022)
Human gait analysis is a standard method used for detecting and diagnosing diseases associated with gait disorders. Wearable technologies, due to their low costs and high portability, are increasingly being used in gait and other medical analyses. Th
Externí odkaz:
https://doaj.org/article/a5da7e56d0f1469d8d9dc5f0061edd41