نتایج جستجو برای: extremely low frequency electromagnetic fields

تعداد نتایج: 1915865  

2014
Chao-Ying Huang Chun-Yu Chuang Wun-Yi Shu Cheng-Wei Chang Chaang-Ray Chen Tai-Ching Fan Ian C. Hsu

Following an increase in the use of electric appliances that can generate 50 or 60 Hz electromagnetic fields, concerns have intensified regarding the biological effects of extremely low-frequency electromagnetic fields (ELF-EMFs) on human health. Previous epidemiological studies have suggested the carcinogenic potential of environmental exposure to ELF-EMFs, specifically at 50 or 60 Hz. However...

2014
Mehmet Dogru Veysi Akpolat Arzum Guler Dogru Beyza Karadede Atilim Akkurt M. Irfan Karadede

The purpose of this study was to evaluate whether 50 Hz extremely low frequency electromagnetic fields (ELF-EMFs) affect the amount of orthodontic tooth movement in rats. The experiments were performed on 18 male Sprague-Dawley rats. The rats were randomly divided into three groups (n = 6): cage-control (Cg-Cnt) group (n = 6); sinusoidal electromagnetic field (SEMF) group (n = 6); and pulsed el...

2010
R. L. Garwin R. H. Howes R. K. Adair Ruth H. Howes

12 Forum Award Lecture: Comparing Risks-A Hazardous Undertaking: R. Wilson Israeli Ballistic Missile Capabilities: S . Fetter Symposium on the Health Effects of Nonionizing Radiation: I. Interaction of Extremely-Low-Frequency Fields with Humans: T. S. Tenforde II. 60 Hz Electromagnetic Fields: Problems in Risk Assessment and Policy Response: M. G. Morgan In. Electrophobia: Are Biological Effect...

2012
Hongjie Zhou Guangdi Chen Chunjing Chen Yunxian Yu Zhengping Xu

OBJECTIVES To estimate the relationship between exposure to extremely low-frequency electromagnetic fields (ELF-EMF) and the risk of amyotrophic lateral sclerosis (ALS) by a meta-analysis. METHODS Through searching PubMed databases (or manual searching) up to April 2012 using the following keywords: "occupational exposure", "electromagnetic fields" and "amyotrophic lateral sclerosis" or "moto...

Journal: :Physical review. A, Atomic, molecular, and optical physics 1991
Kirschvink

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