نتایج جستجو برای: رادیواکتیویته radioactivity

تعداد نتایج: 10627  

Journal: : 2022

It is obvious that healthy eating will only be with foodstuffs, and the foods consumed can affect social life religious in addition to physical mental health. The concentration of radioactivity may basic foodstuffs such as oil increase dose rate taken food. In study, no measurable U-238, Ra-226, Th-232, K-40, Cs-137 Cs-134 concentrations were found olive oils obtained from olives grown Osmaniye...

2010

Introduction In the present nuclear age, the devastating effects of radioactivity have been highlighted by such issues as nuclear weapons testing and radioactive waste disposal, and by the reactor incidents at Three Mile Island and Chernobyl. These events illustrate the vexing problems that can be associated with high levels of radioactivity. However, the presence of radioactivity is not limite...

Journal: :Archives of otolaryngology--head & neck surgery 2007
Michael Friedman Berk Gurpinar Paul Schalch Ninos J Joseph

OBJECTIVE To confirm or refute the notion that only parathyroid adenomas have radioactivity higher than 20% of background. DESIGN Retrospective analysis of a prospective patient data set. SETTING Tertiary care referral center. PATIENTS Forty-six patients (9 men and 37 women; mean +/- SD age, 53.7 +/- 12.1 years) underwent thyroid and parathyroid surgery between December 2005 and December ...

Journal: :Advances in transdisciplinary engineering 2022

This work examines the consequence of γ radioactivity on SOI-based Tunnel Field Effect Transistors & their use as radiation dosimeters. Extensive simulations have been carried out throughout study in order to examine creation e--h+ pairs oxide field predict device’s features from region where transistor operation around pinch-off voltage significant agglomeration area. It was found that pre...

2013
Z. Baumann

Introduction Conclusions References

2015
Suhas Kumar

With alternate, sustainable, natural sources of energy being sought after, there is new interest in energy from radioactivity, including natural and waste radioactive materials. A study of various atomic batteries is presented with perspectives of development and comparisons of performance parameters and cost. We discuss radioisotope thermal generators, indirect conversion batteries, direct con...

2017
Yoichiro Hosokawa Kazuki Nomura Eiki Tsushima Kohsei Kudo Yuka Noto Yoshiko Nishizawa

PURPOSE This study examined the internal Cs exposure of residents and the Cs present in food products produced in Namie. Whole-body counter (WBC) was used for the measurement of internal exposure per each whole body of examinees. METHODS The food products which appeared to be used for consumption, were brought by residents and commercially available food items were excluded. Most of them were...

2010

Introduction In the present nuclear age, the devastating effects of radioactivity have been highlighted by such issues as nuclear weapons testing and radioactive waste disposal, and by the reactor incidents at Three Mile Island and Chernobyl. These events illustrate the vexing problems that can be associated with high levels of radioactivity. However, the presence of radioactivity is not limite...

Journal: :Journal of nuclear medicine : official publication, Society of Nuclear Medicine 2001
S Nikolaus R Larisch M Beu H Vosberg H W Müller-Gärtner

UNLABELLED Several groups have developed high-resolution PET systems and shown the feasibility of in vivo studies on small laboratory animals. In this investigation, one of these systems was validated for the performance of receptor imaging studies. For this, the radiotracer concentrations obtained in the same animals with PET and with autoradiography were quantified, and the correspondence bet...

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