نتایج جستجو برای: uranium deposit

تعداد نتایج: 26285  

Journal: :Journal of environmental monitoring : JEM 2002
Vladislav P Mironov Janna L Matusevich Vladimir P Kudrjashov Sergei F Boulyga J Sabine Becker

This work presents experimental results on the distribution of irradiated reactor uranium from fallout after the accident at Chernobyl Nuclear Power Plant (NPP) in comparison to natural uranium distribution in different soil types. Oxidation processes and vertical migration of irradiated uranium in soils typical of the 30 km relocation area around Chernobyl NPP were studied using 236U as the tr...

In Acidithiobacillus ferrooxidans, the proteins present in the electron transfer pathway cause ferrous iron oxidation which leads to uranium extraction. The relationship between gene sequence and uranium extraction has not been investigated yet. Based on the changes in uranium extraction, the changes of rus gene sequence can reveal the direct and accurate role of this protein. For this purpose,...

A. Kumar, K.P. Mishra, P. Sharma, P.K. Meher, Y.P. Gautam,

Background: Uranium poses both chemical and radiological hazard to the living system. Drinking water from river is one of the major sources of uranium intake. Dissolution of minerals, washout from rain water, rock-water interaction, agricultural run off, and industrial disposals are some of the sources of uranium in river water system. Present study was aimed to determine the uranium in the wat...

Journal: :Journal of hazardous materials 2015
K C Krishnapriya Ananya Baksi Swathi Chaudhari Soujit Sen Gupta T Pradeep

The present work report the unusual uranium uptake by foodstuff, especially those rich in carbohydrates like rice when they are cooked in water, contaminated with uranium. The major staple diet in South Asia, rice, was chosen to study its interaction with UO2(2+), the active uranium species in water, using inductively coupled plasma mass spectrometry. Highest uptake limit was checked by cooking...

Journal: :Minerals 2021

The Guangshigou deposit is the largest pegmatite-type uranium in Shangdan domain of North Qinling Orogenic Belt, which characterized by enrichment uraninite hosted biotite granitic pegmatites. At Guangshigou, commonly occurs as mineral inclusions quartz, K-feldspar and or interstices these rock-forming minerals with magmatic characteristics (e.g., U/Th < 100, high ThO2, Y2O3 REE2O3 contents ...

Journal: :British journal of industrial medicine 1967
G Walinder L Hammarström U Billaudelle

The distribution of uranium in mice following intravenous and intraperitoneal injections of uranyl nitrate and uranyl tricarbonate was studied by autoradiographic and fluorometric methods at different times after administration. The investigations revealed a higher retention of uranium in the spleen and bone than in other organs, including the kidneys. We have been able to show that even very s...

2017

Parking Services [1] Parking permits are required to park on campus. Parking permits can be purchased online. Campus Map [2] The Campus map allows you to search for a location on campus by selecting a building or selecting a department name. Identification (ID) card Please visit Human Resources, 5th floor, South Tower, University Centre, to complete an ID application form. Your University of Gu...

2016

Parking Services [1] Parking permits are required to park on campus. Parking permits can be purchased online. Campus Map [2] The Campus map allows you to search for a location on campus by selecting a building or selecting a department name. Identification (ID) card Please visit Human Resources, 5th floor, South Tower, University Centre, to complete an ID application form. Your University of Gu...

2016

Parking Services [1] Parking permits are required to park on campus. Parking permits can be purchased online. Campus Map [2] The Campus map allows you to search for a location on campus by selecting a building or selecting a department name. Identification (ID) card Please visit Human Resources, 5th floor, South Tower, University Centre, to complete an ID application form. Your University of Gu...

2017

Parking Services [1] Parking permits are required to park on campus. Parking permits can be purchased online. Campus Map [2] The Campus map allows you to search for a location on campus by selecting a building or selecting a department name. Identification (ID) card Please visit Human Resources, 5th floor, South Tower, University Centre, to complete an ID application form. Your University of Gu...

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