نتایج جستجو برای: سرویمتر (survey meter)

تعداد نتایج: 396863  

ژورنال: :مجله دانشگاه علوم پزشکی خراسان شمالی 0
حمیدرضا صدوقی hr sadoughi محسن خسروآبادی m khosroabadi مهدی بخش آبادی m bakhshabadi هما رضایی مقدم h rezaei moghaddam

زمینه وهدف: محیط زندگی انسان دارای میزانی از پرتوهای یونیزان است که مقادیر آن به منطقه، عرض جغرافیایی و ارتفاع، بستگی دارد. شناسایی میزان این پرتوها می تواند مناسب بودن محیط برای یک زندگی سالم را تعیین نماید. در این مطالعه، برای اولین بار آهنگ دوز ناشی از تشعشعات زمینه در فضای باز در شهر بجنورد، اندازه گیری شده است. مواد و روش کار: به منظور تعیین مقدار آهنگ دوز تابش گامای زمینه در فضای باز در س...

Journal: :The Journal of the Acoustical Society of America 1952

2011
Ross Anderson

Europe’s smart metering initiative may be the largest engineering project ever undertaken in the region; it is significantly larger than the Channel Tunnel. The European Parliament mandated the replacement of electricity meters with new ‘smart’ meters by 2022, except in Member States who certify this year that it would be uneconomic. This project could cost over $100 billion, and will involve n...

Journal: :Astronomy & Astrophysics 2021

Journal: :The Review of Laser Engineering 2012

Journal: :Iraqi Journal of Physics (IJP) 2019

Journal: :Japanese Journal of Radiological Technology 2004

2009
Howard P. Layer

The meter had its origin in August of 1793 when the Republican Government of France decreed the unit of length to be 10 of the earth's quadrant passing through Paris and that the unit be called the meter. Five years later, the survey of the arc was completed and three platinum standards and several iron copies of the meter were made. Subsequent examination showed the length of the earth's quadr...

2013
Haruyuki Ogino Takatoshi Hattori

This paper focuses on the surface contamination control of slightly contaminated property after the Fukushima nuclear accident. The operational level for the unconditional release of contaminated properties is calculated in counts per minute (cpm) to enable the use of a typical Geiger-Muller (GM) survey meter with a 50-mm bore, on the basis of the surficial clearance level of 10 Bq cm(-2) for (...

Journal: :Radiation protection dosimetry 2011
Tomoya Nunomiya Takashi Nakamura Tetsuo Koyama Daisuke Inui Takeshi Ishikura

A light-weight portable neutron survey meter was developed using a mixed organic gas counter for dose management at nuclear power plants and accelerator facilities. This survey meter, NSN31041, is ~2 kg in weight and W160×H250×L300 mm(3) in size, which is capable of measuring neutron ambient dose equivalent rate from thermal to 15 MeV neutrons. The neutron energy response of the survey meter is...

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