Spatial and Temporal Mapping of RF Exposure in an Urban Core Using Exposimeter and GIS.

Bibliographic Details
Title: Spatial and Temporal Mapping of RF Exposure in an Urban Core Using Exposimeter and GIS.
Authors: Rufo-Pérez, Montaña1 (AUTHOR), Antolín-Salazar, Alicia2 (AUTHOR), Paniagua-Sánchez, Jesús M.1 (AUTHOR), Jiménez-Barco, Antonio1,2 (AUTHOR) ajimenez@unex.es, Rodríguez-Hernández, Francisco J.2 (AUTHOR)
Source: Sensors (14248220). Mar2025, Vol. 25 Issue 5, p1301. 15p.
Subject Terms: *ELECTROMAGNETIC fields, *GEOGRAPHIC information systems, *ELECTRIC fields, *SPATIAL variation, *BUSINESS hours
Abstract: The primary aim of this study was to evaluate the spatial and temporal variation in human exposure to electromagnetic fields across different frequency bands within an urban area identified as the commercial zone of a medium-sized city. Central to this investigation was the use of an exposimeter, strategically positioned on the back of the operator and secured to the hip area via a belt, to ensure comprehensive and accurate field measurements. An initial analysis was conducted to determine the shielding coefficients of the human body, allowing for precise corrections of the electric field values used in the spatial assessment. To map power density across the study area for each frequency, kriging interpolation was applied. Furthermore, temporal variations in exposure levels were analyzed at three distinct times of day—morning business hours, afternoon business hours, and non-business hours—using robust statistical methods. The study's innovative approach lies in the integration of GIS technology to uncover and visualize temporal patterns in exposure, particularly during periods of higher pedestrian density. This integration facilitated both the detection of temporal variations and the spatial representation of these changes, enabling rapid identification and assessment of exposure hotspots. [ABSTRACT FROM AUTHOR]
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ISSN:14248220
DOI:10.3390/s25051301
Published in:Sensors (14248220)
Language:English