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SAR / Device Absorption

Electromagnetic absorption in the head of adults and children due to mobile phone operation close to the head.

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de Salles AA, Bulla G, Rodriguez CE. · 2006

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The study found that 1g-SAR in children's heads is higher than in adults, with the 10-year-old model showing over 60% higher values.

Plain English Summary

Summary written for general audiences

Researchers simulated Specific Absorption Rate (SAR) in adult and child head models using the Finite Difference Time Domain method at 850 MHz and 1850 MHz. They used realistic head models with fitted electromagnetic parameters and tested microstrip and quarter-wavelength monopole antennas. The 1g-SAR for children was higher than for adults, exceeding 60% higher in the 10-year-old model. Results were compared with international recommendations.

Why This Matters

The study aimed to investigate electromagnetic absorption in heads of adults and children from mobile phones operated close to the head. Researchers also compared SAR in the child model using adult electromagnetic parameter values.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 850 MHz - 1.85 GHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 850 MHz - 1.85 GHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale

Specific exposure levels were not quantified in this study. The study examined exposure from: 1850 MHz and 850 MHz

Study Details

The aim of this study is to investigate Electromagnetic absorption in the head of adults and children due to mobile phone operation close to the head.

The Specific Absorption Rate (SAR) produced by mobile phones in the head of adults and children is s...

The SAR results are compared with the available international recommendations. It is shown that unde...

Cite This Study
de Salles AA, Bulla G, Rodriguez CE. (2006). Electromagnetic absorption in the head of adults and children due to mobile phone operation close to the head. Electromagn Biol Med. 2006;25(4):349-360, 2006.
Show BibTeX
@article{aa_2006_electromagnetic_absorption_in_the_2021,
  author = {de Salles AA and Bulla G and Rodriguez CE.},
  title = {Electromagnetic absorption in the head of adults and children due to mobile phone operation close to the head.},
  year = {2006},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/17178592/},
}
PubMed: 17178592

Cited By (63 papers)

View all 63 citing papers on Semantic Scholar

Quick Questions About This Study

The study investigated electromagnetic absorption in the head of adults and children due to mobile phone operation close to the head.
SAR was simulated using an algorithm based on the Finite Difference Time Domain method at 850 MHz and 1850 MHz.
The 1g-SAR calculated for children was higher than for adults, with the 10-year-old model showing values over 60% higher.
Microstrip (patch) antennas and quarter wavelength monopole antennas were used.
The SAR results were compared with available international recommendations.