Results 11 to 20 of about 10,982 (82)

Concise Historic Overview of Strain Sensors Used in the Monitoring of Civil Structures: The First One Hundred Years

Sensors, 2022
Strain is one of the most frequently monitored parameters in civil structural health monitoring (SHM) applications, and strain-based approaches were among the first to be explored and applied in SHM.
Branko Glisic
doaj   +1 more source

Nonintrusive Vital Signs Monitoring for Sleep Apnea Patients: A Preliminary Study

IEEE Access, 2018
Sleep is a fundamental and vital physiological function. Getting enough quality sleep is necessary to a person's mental health, physiological well-being, quality of life, and safety.
Ibrahim Sadek, Edwin Seet, Jit Biswas, Bessam Abdulrazak, Mounir Mokhtari   +4 more
doaj   +1 more source

Research and Improvement in Magnetic Field Sensors Using Mach–Zehnder Interferometer with Cobalt Ferrite Nanoparticles

Photonics
In this work, a current and magnetic field sensor is proposed and experimentally demonstrated utilizing a fiber-optic Mach–Zehnder interferometer (MZI) structure. In our setup, one of the interferometer arms is coated with magnetic nanoparticles. The MZI
Francisco Willame Coelho de Vasconcelos, Matheus Rodrigues Araújo, Luana Samara Paulino Maia, Lidia Quirino Rodrigues, Ianna Karollayne Alencar da Silva, João Isaac Silva Miranda, José Marcos Sasaki, Marcus Aurélio Ribeiro Miranda, Joacir Soares de Andrade, Yosdan Martinez Camejo, Glendo de Freitas Guimarães   +10 more
doaj   +1 more source

Measurement of Percentage Depth–Dose Distributions in Clinical Dosimetry: Conventional Techniques and Emerging Sensor Technologies

Sensors
Percentage depth–dose (PDD) distributions are fundamental to characterizing radiation beams in radiotherapy. This review provides an overview of both methods and sensor technologies for measuring PDD in photon, electron, proton, and carbon-ion beams.
Giada Petringa, Luigi Raffaele, Giacomo Cuttone, Mariacristina Guarrera, Alma Kurmanova, Roberto Catalano, Giuseppe Antonio Pablo Cirrone   +6 more
doaj   +1 more source

An Evaluation Method for Partial Discharge in Generator Stator Bar Insulation Based on Fiber-Optic Acoustic Detection. [PDF]

Sensors (Basel)
Hu J, Yang J, Qin P, Jiang X, Luo W.
europepmc   +1 more source

High-Sensitivity and Anti-Interference Curvature Sensor Based on Optical Intensity Differential in Tapered Seven-Core Fiber. [PDF]

Sensors (Basel)
Jia J, Duan S, Wu M.
europepmc   +1 more source

Anti-vibration method for sensing ring of fiber optical current transformer integrating structural design and adaptive signal processing. [PDF]

PLoS One
Cheng L, Luo J, Si W, Han Y, Zuo K, Sun H, Niu B, Ren S.   +7 more
europepmc   +2 more sources

Review of Optical Fiber and Integrated Photonic Sensors for Industry and Smart Manufacturing: Technologies, Applications, Structural Health Monitoring and AI-Enabled Sensing. [PDF]

Sensors (Basel)
Poulopoulos G, Avramopoulos H.
europepmc   +1 more source

Research on Electro-Acoustic Synergistic Partial Discharge Detection Technology for Cable Terminations. [PDF]

Sensors (Basel)
Chen C, Wang X, Li Y, Chen Q.
europepmc   +1 more source

Research on measurement technology of optical fiber angle sensor based on MEA-BP. [PDF]

Sci Rep
Lisha W, Jing Z, Pu W, Yinxu L, Desheng Y, Xin L, Wang L.   +6 more
europepmc   +1 more source