نتایج جستجو برای: رادیم 228

تعداد نتایج: 6854  

2014
Fanyi Cai Chunye Xu Jianming Zheng

We make glassy water in the form of nanofibers by electrospraying liquid water into a hyperquenching chamber. It is measured with means of differential scanning calorimetry, wide angle X-ray diffraction and Raman spectroscopy. It is found that two apparent glass transitions at Tg1 = 136 K and Tg2 = 228 K are detected and non-crystallized water is observed at temperatures up to 228 K. This findi...

ژورنال: :نشریه دانشکده فنی 1975
فخر ایران ناظمی

چشمه های آبمعدنی گوگردی رامسر از دیرباز با عنوان ((آب گرم سخت سر)) شناخته شده است.در حقیقت آبهای گرم گوگردی رامسر برای علاج رماتیسم بوده و آب سردی بنام ((چشمه آب سیاه)) که خیلی اکتیو است بواسطه وجود تشعشع گاما در آن برای معالجه بعضی از زخمهای میکروبی نتیجه بخش بوده است.

2013
Christiane Vleminckx Helen Hakansson

Explanation ..................................................................................................... 227 Evaluation for acceptable daily intake ............................................................ 228 1. Biochemical aspects .......................................................................... 228 1.1 Absorption, distribution and excretion .................................

Journal: :Environmental science & technology 2015
Nancy E Lauer James C Hower Heileen Hsu-Kim Ross K Taggart Avner Vengosh

The distribution and enrichment of naturally occurring radioactive materials (NORM) in coal combustion residuals (CCRs) from different coal source basins have not been fully characterized in the United States. Here we provide a systematic analysis of the occurrence of NORM ((232)Th, (228)Ra, (238)U, (226)Ra, and (210)Pb) in coals and associated CCRs from the Illinois, Appalachian, and Powder Ri...

2016
Joyce Popoola Michael Mayr Patrizia Amico Rajesh Agarwala Konstantina Triga

Pseudoaneurysm is a rare complication of arteriovenous-grafts (AVGs) used in hemodialysis patients. Rupture and bleeding are the most common complications. In this case report, I present the case of a successful repair of an infected pseudoaneurysm that occurred at the AVG, its surgical ligation and the insertion of a new graft segment. Konstantina Triga ( ) Corresponding author: [email protected]...

2006
Jean Walrand Ian Tan

Two fundamental problems scheduling and routing present themselves in the networking field. Although some ”easy” routing algorithms based upon single constraint optimization exist, we will see that routing with multiple constraints becomes computationally difficult. In order to quantify their intractability, a brief overview of complexity theory will first be presented and then applied to routi...

1996
Dave Goulson

Infection with an endoparasite frequently alters host behaviour. This study provides the first quantification of larval behaviour in a baculovirus / Lepidoptera system, and attempts to assess the ecological consequences of behavioural modification during infection. Larvae of the moth Mamestra brassicae (Lepidoptera: Noctuidae) exhibited higher rates of dispersal in the laboratory and field when...

2016
Lisa Fern

For UAS, the removal of the pilot from onboard the aircraft has eliminated the ability of the ground based pilot in command (PIC) to use out-the-window visual information to make judgments about a potential threat of a loss of well clear with another aircraft. As a result, the DAA traffic display will be the primary source of information that the PIC can use to execute the three primary well cl...

Journal: :Microbiological reviews 1987
C R Woese

PERSPECTIVE ................................................................ 222 A Fruitless Search and Its Consequences ................................................................ 222 Three Ideas That Shape Our Concept of Bacterial Evolution .......................................................224 Procaryote-eucaryote dichotomy ..............................................................

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