Zobrazeno 1 - 10
of 183
pro vyhledávání: '"Maria José Pontes"'
Autor:
Juan C. Maldonado-Mejía, Marcela Múnera, Camilo A. R. Diaz, Helge Wurdemann, Mehran Moazen, Maria José Pontes, Marcelo Eduardo Vieira Segatto, Maxwell E. Monteiro, Carlos A. Cifuentes
Publikováno v:
Frontiers in Neurorobotics, Vol 17 (2023)
IntroductionThe rise of soft robotics has driven the development of devices for assistance in activities of daily living (ADL). Likewise, different types of actuation have been developed for safer human interaction. Recently, textile-based pneumatic
Externí odkaz:
https://doaj.org/article/d08f987c879f4d1da550f35b25944f33
Autor:
Leandro Macedo, Edson A. Souza, Anselmo Frizera, Maria José Pontes, Carlos Marques, Arnaldo Leal-Junior
Publikováno v:
Sensors, Vol 23, Iss 4, p 1860 (2023)
This paper presents the development, analysis, and application of chirped fiber Bragg gratings (CFBGs) for dynamic and static measurements of beams of different materials in the single-cantilever configuration. In this case, the beams were numericall
Externí odkaz:
https://doaj.org/article/705b8451e0b24a72a69a1669e375389f
Publikováno v:
Sensors, Vol 22, Iss 3, p 1268 (2022)
This paper presents a fiber optic, liquid level sensor system based on a pair of fiber Bragg gratings (FBGs), embedded in a circular silicone (PDMS—polydimethylsiloxane) rubber diaphragm. The measurement principles of this sensor, whose diaphragm s
Externí odkaz:
https://doaj.org/article/6145c9b68fa142b796c29e80213f2821
Autor:
Rogério da Silva Marques, Adilson Ribeiro Prado, Paulo Fernando da Costa Antunes, Paulo Sérgio de Brito André, Moisés R. N. Ribeiro, Anselmo Frizera-Neto, Maria José Pontes
Publikováno v:
Sensors, Vol 15, Iss 12, Pp 30693-30703 (2015)
This article presents a corrosion resistant, maneuverable, and intrinsically safe fiber Bragg grating (FBG)-based temperature optical sensor. Temperature monitoring is a critical activity for the oil and gas industry. It typically involves acquiring
Externí odkaz:
https://doaj.org/article/79a547c25d074456aac4c92211278ae9
Autor:
Arnaldo Leal-Junior, Leticia Avellar, Jonathan Jaimes, Camilo Díaz, Wilian dos Santos, Adriano A. G. Siqueira, Maria José Pontes, Carlos Marques, Anselmo Frizera
Publikováno v:
Sensors, Vol 20, Iss 11, p 3199 (2020)
Advances in robotic systems for rehabilitation purposes have led to the development of specialized robot-assisted rehabilitation clinics. In addition, advantageous features of polymer optical fiber (POF) sensors such as light weight, multiplexing cap
Externí odkaz:
https://doaj.org/article/7ff18fda02f34d3791993c6e80fb3fd8
Publikováno v:
Sensors, Vol 19, Iss 16, p 3514 (2019)
We report the development of a fiber Bragg grating (FBG) sensor for multiparameter sensing using only one FBG. The FBG was half-embedded in a 3D-printed structure, which resulted in a division of the grating spectrum creating two peaks with different
Externí odkaz:
https://doaj.org/article/49f9ecf48f3a47b3a008bc3cc82f542e
Autor:
Arnaldo G. Leal-Junior, Camilo A.R. Diaz, Letícia M. Avellar, Maria José Pontes, Carlos Marques, Anselmo Frizera
Publikováno v:
Sensors, Vol 19, Iss 14, p 3156 (2019)
Advances in medicine and improvements in life quality has led to an increase in the life expectancy of the general population. An ageing world population have placed demands on the use of assistive technology and, in particular, towards novel healthc
Externí odkaz:
https://doaj.org/article/ff90f1ad8a804adcb8c0de1958cc3516
Publikováno v:
Sensors, Vol 18, Iss 12, p 4120 (2018)
This paper presents the development of temperature sensors based on fiber Bragg gratings (FBGs) embedded in 3D-printed structures made of different materials, namely polylatic acid (PLA) and thermoplastic polyurethane (TPU). A numerical analysis of t
Externí odkaz:
https://doaj.org/article/0593450e4e01489693cb875969aca886
Publikováno v:
Sensors, Vol 18, Iss 3, p 916 (2018)
This paper presents a system capable of measuring temperature and relative humidity with polymer optical fiber (POF) sensors. The sensors are based on variations of the Young’s and shear moduli of the POF with variations in temperature and relative
Externí odkaz:
https://doaj.org/article/d7818aedbd334cc7aa78308d27b5b5c9
Publikováno v:
Sensors, Vol 18, Iss 1, p 301 (2018)
This paper presents a polymer optical fiber (POF)-based temperature sensor. The operation principle of the sensor is the variation in the POF mechanical properties with the temperature variation. Such mechanical property variation leads to a variatio
Externí odkaz:
https://doaj.org/article/bb816ae9d4a04f5e95052c08a4acb22d