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Article
Open AccessAmbient Radiological Condition around an Operating Uranium Mill Tailings Disposal Facility at Turamdih, India
Large quantity of the feed forms part of the solid waste (tailings) slurry in the low grade uranium ore processing plant at Turamdih in Singhbhum region of Jharkhand, India. Coarser size fraction of this waste...
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Article
Seasonal Variability in Key Radiological Attributes in U-Processing Plant and Solid Waste Disposal Sites at Jaduguda, India
Like any other facilities, nuclear facilities are likewise connected with risks to the personnel and environment. The impact assessment of any facility is one of the essential prerequisites for its smooth runn...
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Article
Comparison of the Radon (222Rn) Profile at Two Stationary Locations of Uranium Mineralized Area of Jaduguda, India
In view of the dispersible nature of the radiologically significant gaseous radon (222Rn) and its dependence on metrological variables, an investigation was carried out in the uranium mineralized region of Jadugu...
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Article
Analysis of Radionuclide Partitioning at Various Stages of Processing of Ilmenite Ore Using HPGe Gamma-Ray Spectrometry
This paper discusses the natural radioactivity levels in ilmenite ore and its final product. Two economically viable ores of titanium are ilmenite (FeO.TiO2) and rutile (TiO2). High-purity germanium (HPGe) detect...
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Article
Performance Evaluation of FPGA-based Standalone, Portable TDCR System
The liquid scintillation counting based triple to double coincidence ratio (TDCR) method is a widely employed, direct activity determination technique to standardize pure beta emitters. An “FPGA-based standalo...
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Article
Effect of Location and Shielding on Gamma Radiation Background in Low Level Gamma Ray Spectrometry
Ambient gamma radiation levels due to natural and anthropogenic sources play an important role in low level gamma spectrometric measurements of different sample matrices. Minimum detection level (MDL) of a hig...
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Article
Proficiency in Determining 134Cs and 137Cs in Aquatic Samples Using Gamma Spectrometry
Participation in proficiency tests is an essential part of quality assurance activities for any laboratory involved in radiation metrology. Radioanalytical laboratory, Health Physics Division, BARC, regularly ...
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Article
A Portable Technique for 226Ra Body Burden Estimation of Uranium Miners via Monitoring of 222Rn of Exhaled Breath
Gases from the breath exhalation can be used for the detection and estimation of associated contaminant in the human body. For the estimation of 226Ra body burden through the analyses of radon (222Rn) in the exha...
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Article
Field Evaluation of an Encapsulated 226Ra–222Rn Source
A closed container having a specified quantity of 226Ra was constructed as encapsulated 226Ra–222Rn source. The source in the form of a modified Lucas cell (LC) was used for standardization of Lucas cell alpha co...
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Article
Determination and Inter-Comparison of 238U and 232Th in Zircon Sand Using Gamma Spectrometry
An inter-comparison exercise is a quality control tool to standardize a laboratory and was performed between HPU lab at Nuclear Fuel Complex and RPS (NF) lab at Bhabha Atomic Research Centre to determine and c...
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Article
Gross Alpha Activity Measurements: Investigating the Crucial Role of Self-Absorption Correction Factors
The detection and measurement of radionuclides are indispensable processes, crucially guided by particle and photon emission mechanisms. Regulatory agencies and policymakers demand precise measurements to ensu...
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Article
Indigenous Passive Personal Radon (222Rn) Dosimeter for Use in Uranium Mines of India
Underground uranium mines, in particular, is associated with radiological conditions normally not anticipated in other mining industries. Depending on the grade and characteristics of the uranium deposit, the ...
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Article
Preparation of Indigenous Radioactive Air Filter Standard for Gamma Spectrometry
Gamma spectrometry technique is regularly used for the quantification of different gamma-emitting radionuclides in environmental matrices and other synthetic samples. This is a non-destructive comparative tech...
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Article
Assessment of Discharged 222Rn at Surface from Ventilation Shafts of Underground Uranium Mine at Narwapahar in India
Measurements of atmospheric release from underground uranium mine at Narwapahar in state of Jharkhand has been done to assess the discharged 222Rn at surface from ventilation shafts of mine. Annual volume of atmo...
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Article
Feasibility Study of Uranium Mill Tailings as Construction Material by Making Bricks and Assessment of Its Radiological Significance
The feasibility study of the uranium mill tailings generated from the Turamdih process plant as a construction material was evaluated by making bricks using the tailings as one of the components of the bricks....
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Article
Standardization of rapid screening technique based on liquid scintillation counting for estimation of gross α/β activities in urine
As a part of radiation emergency response, a rapid method for estimation of gross-α and gross-β activities in urine samples using liquid scintillation counting technique was standardized and validated using sp...
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Article
Development and characterization of recombinant inbred line population for screening and inheritance studies in tomato (Solanum lycopersicum L.) for bacterial wilt resistance caused by Ralstonia solanacearum
Bacterial wilt, incited by Ralstonia solanacearum, has been found to be the most damaging and widespread disease of tomatoes throughout the world, causing heavy yield losses. Management of the disease is mainly r...
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Article
Radon build-up in a prototype dwelling using uranium mill tailings as construction material
Even though the use of uranium mill tailings as a construction material is prohibitive such prototype dwellings can be constructed for develo** models for the human exposure assessment. Among the potential c...
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Article
Strategy to minimize induced 24Na, 56Mn activity in concrete composites used for fast neutron shielding: impact of cement and rock aggregates
Judicious selection of constituents for concrete composite can minimize the concentration of induced radio-isotopes in the shielding components around the beam loss points of an accelerator. In the present wor...
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Article
Site-specific characterisation of hydrogeological parameters for low-level solid radioactive waste disposal facility at Tarapur, India
Site-specific hydrogeological parameters are a prerequisite to investigate the migration of radionuclides in groundwater due to leaching from low-level solid radioactive waste disposal facility (SRWDF) site. T...
