Results 31 to 40 of about 33,733,084 (204)

A non-invasive method of glucose monitoring using FR4 material based microwave antenna sensor

open access: yesScience and Engineering of Composite Materials, 2023
This work presents a unique non-invasive method for monitoring glucose levels in blood using a planar Yagi–Uda antenna as a microwave sensor. The proposed antenna, operating at 5.5 GHz, exhibits a directional radiation pattern with a peak gain of 6.74 ...
Nella Anveshkumar   +3 more
doaj   +1 more source

Social Functioning Within the First Years After Pediatric Brain Tumor Diagnosis and the Relationship With Family Psychosocial Risk

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Survivors of pediatric brain tumors (PBTs) can experience long‐term social difficulties, impacting quality of life. Beyond medical and environmental factors, family psychosocial risk may play a role in social outcomes by shaping the caregiving environment and may provide intervention options.
Renske H. Houben   +4 more
wiley   +1 more source

Design and System Characterization of Ultra-Wideband Antennas With Multiple Band-Rejection

open access: yesIEEE Access, 2017
This paper presents system modelling and characterization of multiple-band notched ultrawideband (UWB) antennas using the singularity expansion method (SEM).
Sajjad ur Rehman, Majeed A. S. Alkanhal
doaj   +1 more source

Effectiveness of Resistance Intradialytic Exercise Compared to Aerobic Intradialytic Exercise for Patients With Chronic Kidney Disease: A Randomized Controlled Clinical Trial

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Patients with chronic kidney disease undergoing hemodialysis commonly experience reduced physical function, fatigue, poor sleep quality, and impaired health‐related quality of life. Intradialytic exercise has been proposed as a non‐pharmacological strategy to improve these outcomes.
Klebson da Silva Almeida   +6 more
wiley   +1 more source

Time-domain computation of the response of composite layered anisotropic plates to a localized source [PDF]

open access: yes, 2014
This paper describes how a modal approach in the time-domain can be suitable for calculating the elastodynamic field in a layered plate. This elastodynamic field is generated by impulsive sources located in a small region of a composite plate consisting ...
DUCASSE, Eric, DESCHAMPS, Marc
core   +1 more source

Interference and diffraction analysis of holographic gratings using the Finite-Difference Time-Domain method [PDF]

open access: yes, 2010
The Finite-Difference Time-Domain method (FDTD) is based on a time-marching algorithm that has proven accurate in predicting microwave scattering from complicated objects.
Pérez Molina, Manuel   +4 more
core   +1 more source

Time Domain Subdivision Method for Optical Grating Signal Based on Time Series Analysis

open access: yesNanotechnology and Precision Engineering, 2018
Aiming at the restriction of the Moire signal quality on the subdivision multiple and accuracy, a time domain subdivision method for optical grating signals based on time series analysis is proposed.
Wang Baozhu   +4 more
doaj   +1 more source

FDTD Simulation of Dispersive Metasurfaces With Lorentzian Surface Susceptibilities

open access: yesIEEE Access, 2020
A Finite-Difference Time-Domain (FDTD) simulation of broadband electromagnetic metasurfaces based on direct incorporation of Generalized Sheet Transition Conditions (GSTCs) into a conventional Yee-cell region has been proposed for arbitrary wave ...
Tom J. Smy   +3 more
doaj   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Machine Learning for GNSS Time Series Analysis in the Time Domain

open access: yesRussian Journal of Earth Sciences
The paper presents the results of developing a method for analyzing time series of GNSS measurements based on a machine learning approach. The constructed algorithm was tested on GNSS data from the vicinity of sources of large earthquakes occurred in ...
Gabsatarov Yuriy, Vladimirova Irina
doaj   +1 more source

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