Shaban Harb

Shaban Harb
South Valley University · Department of Physics

Professor

About

53
Publications
12,023
Reads
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560
Citations
Additional affiliations
February 2017 - February 2017
South Valley University
Position
  • Professor (Full)
February 2017 - March 2017
South Valley University
Position
  • Head of Department
February 2017 - March 2017
South Valley University
Position
  • Head of Department

Publications

Publications (53)
Article
Full-text available
In this work, gamma-ray linear attenuation coefficients of phosphate and sandstone materialswere determined using an alternative method for determining gamma-ray linear attenuation coefficients. Different energies for gamma rays (22 Na 511, 1280 Kev) (137 Cs 662 Kev) (54 Mn 0.834.9 Kev) (65 Zn 1115.5 Kev) and (60 Co 1173, 1332 keV) had been used to...
Article
Full-text available
Monitoring groundwater quality and analyzing geochemical processes are very crucial in dry environments, especially in areas with intense agriculture and inadequate irrigation management systems. A total of forty-one groundwater samples were collected from the study area and analyzed for major ions chemistry. The results of the geochemical analyses...
Article
Full-text available
In this current paper, the efficiencies;  F, of gamma non-destructive systems over a wide range of photon energies, different volume samples characteristics and various gamma detectors setups were calculated. The absolute full energy efficiencies for HPGe detector were calculated by using MCNP5 code and the LabSOCS calibration software. The factor...
Article
Full-text available
AlphaGUARD radon gas analyzer and NaI (Tl) spectrometer were used to measure the concentration levels of 222 Rn and, 226 Ra, 232 Th, and 40 K respectively in 109 groundwater samples collected from four different districts in Qena governorate, Egypt. The average values of the activity concentration were 3.57 ± 0.08, 0.54 ± 0.03, 0.40 ± 0.03, and 5.1...
Article
Full-text available
AlphaGUARD radon gas analyzer and NaI (Tl) spectrometer were used to measure the concentration levels of 222Rn and, 226Ra, 232Th, and 40K respectively in 109 groundwater samples collected from four different districts in Qena governorate, Egypt. The average values of the activity concentration were 3.57 ± 0.08, 0.54 ± 0.03, 0.40 ± 0.03, and 5.10 ±...
Conference Paper
Full-text available
The Nile River is the main supplier of drinking water in Egypt. Water purification processes inside the desalination stations are made for all the Nile water before using it for drinking. A set of water samples have been compiled directly from the river Nile before entering to the chemicals treatment. The same samples were collected at the same tim...
Conference Paper
Full-text available
A wide area in Upper Egypt has been studied. Measurement procedures using Ionization Chamber "Alpha GUARD PQ2000PRO" were used to measure the Rn-226 exhalation rate. Also, the coordinates were previously recorded by Global position system. With the stability of the samples measuring areas and masses, the obtained values of Rn-226 exhalation rate in...
Presentation
Estimation of the radiation hazard health, by calculate the annual effective doses for human, due to intake of the natural radionuclide's within drinking water.
Article
Full-text available
Abstract:Background terrestrial radiation survey of South Valley University was carried outusing a digital radiation meter (Thermo FH 40 G-L10 Survey Meter) which is optimizing to measure gamma background radiation.A total of 24 locations were surveyed across the campus for background environmental radiation. About twenty reading or more were taken...
Article
Full-text available
Background terrestrial radiation survey of South Valley University was carried outusing a digital radiation meter (Thermo FH 40 G-L10 Survey Meter) which is optimizing to measure gamma background radiation.A total of 24 locations were surveyed across the campus for background environmental radiation. About twenty reading or more were taken in each...
Article
Full-text available
Our present work was focused on the effect of grain size on the emanation coefficient, mass and area exhalation rate in different grain size of the soil, phosphate and building material samples. These samples were fractionated into seven-grain sizes each (2000-1800, 1800-1000, 1000-560, 560-425, 425-200, 200-80 and < 80 μm) and employing AlphaGUARD...
Article
Full-text available
The activity concentrations of natural radionuclides (²²⁶Ra, ²³²Th, and ⁴⁰K) for a set of 31 agricultural soil samples from the Nile River banks in the area of El-Sebaiya city, Aswan Governorate, Egypt were measured by gamma-spectrometry. The study revealed that the average activity concentrations of natural radionuclides ²²⁶Ra, ²³²Th, and ⁴⁰K were...
Article
Full-text available
The aim of this work, to estimate the External exposure, ingestion Exposure and inhalation exposure dose rate from gamma ray released from Natural Radionuclides in cultivated, uncultivated and phosphate soil samples in the area surrounding EL-Naser Factory for phosphate in El-Mahamid, Idfu, Aswan, Upper Egypt by using modeling, this model studied t...
Conference Paper
Full-text available
Radon concentrations in 109 ground water samples in Qena zone, Egypt, have been determined using Ionization chamber Alpha GUARD. Data analyzes was performed and concentrations in Bq/l were found in values between 0.04±0.025 and 10.07±0.219. A reasonable correlation was found between 222Rn concentrations and pH, although no general trend was observe...
Conference Paper
Full-text available
Radon levels in drinking tap water, Egypt, have been determined in 97 sample using ionization chamber Alpha GUARD PQ2000PRO. Data analyzes was performed, and the values of 222 Rn activity concentrations were found in the range between 0.006±0.00051 and 0.117±0.002 Bq/l. the correlations between radon activity concentrations and the water geochemica...
Article
Full-text available
In the present study, The natural radioactivity in soil, phosphate, and building materials (sand, granite, marble, and limestone) were determined by using gamma ray spectrometer NaI (Tl) and MCA 1024. AlphaGUARD was used for radon exhalation rate. The data analyses were performed to determine 226Ra, 232Th and 40K activity concentrations as well as...
Article
Full-text available
The aim of this study is to determine the transfer factor soil-to-plant and to assess the concentration level of nat-ural and artificial radionuclide (238U, 226Ra, 228Ra, 232Th, 40K and 137Cs) in samples from Saluga and Ghazal Pro-tectorate area in Aswan, Egypt, by using High Pure Germanium detector (HPGe) Environmental Radioactivity Measurements L...
Article
Full-text available
The lakes are a very important part of the Egyptian aquatic ecosystem, which includes the Nile River, underground water reservoirs and shore coasts on the Mediterranean and Red Seas. So it is very important to study environmental contaminations of particl e - reactive nuclides (such as Pb and Cs) in Burullus Lake, and the affecting of environmen...
Article
Full-text available
The aim of this study is to determine the transfer factor soil-to-plant and to assess the concentration level of natural and artificial radionuclide (238 U, 226 Ra, 228 Ra, 232 Th, 40 K and 137 Cs) in samples from Saluga and Ghazal Pro-tectorate area in Aswan, Egypt, by using High Pure Germanium detector (HPGe) Environmental Radioactivity Measureme...
Article
Full-text available
The amounts of radioactivity in the igneous rocks have been investigated; 63 basalt rock samples were collected from Aden governorate, South of Yemen. The activity concentration of 226 Ra, 232 Th and 40 K were measured using NaI (TI) detector. Along the study area the radium equivalent activities Ra eq in Bq/Kg of samples under investigation were f...
Article
Full-text available
The distribution of natural radionuclide γ-ray activities and their respective annual effective dose rates, produced by 238 U, 226 Ra, 228 Ra, 235 U, 232 Th and 40 K were determined for igneous rock samples collected along the road between Idfu and Marsa Alam in eastern desert of Egypt. This subject is important in environmental radiological protec...
Article
Full-text available
Water from bedrock frequently contains higher concentrations of natural radionuclides than water from other sources. Groundwater from Assalamia-Alhomira and Juban areas (southeast of Sana'a) and hot spring water from Dempt area (south Sana'a) in Yemen were analyzed for 226Ra, 232Th and 40 K activity concentrations. The average activity concentratio...
Conference Paper
Full-text available
222Rn is present in almost all rocks, soil, and water. It arises from the radioactive decay of 226Ra. Its short-lived daughter products include the alpha emitters 210Po 214Po,218Po. 222Rn and its progenies are the main sources of the natural radiation dose that received by the population living in countries of moderate climate. Inhalation of short-...
Article
The present work investigated the radioactivity level of the rocks samples collected from different sites in Egypt. Twenty one rocks samples were analyzed by gamma-ray spectrometry using NaI(Tl) detector with specially designed shield. The concentration of three natural radionuclides namely 226Ra, 232Th, and 40K has been determined and compared wit...
Article
Full-text available
The level of natural radioactivity in rocks and soil of 32 samples collected from locations at North Sana'a in Yemen was measured. Concentrations of radionuclides in rocks and soils samples were determined by gamma-ray spectrometer using high purity germanium (HPGe) detector with specially designed shield. The average radioactivity concentrations o...
Article
Full-text available
The natural radioactivities of 40K, 226Ra, and 232Th and the fallout of 137Cs in rock and soil samples collected around Juban town in Yemen (south west of Asia) were measured. Concentrations of radionuclides in samples were determined by gamma-ray spectrometer using HPGe detector with specially designed shield. The average radioactivity concentrati...
Article
Full-text available
In this work, the natural radionuclide concentrations of the (226)Ra, (228)Ra, (232)Th and (40)K were estimated from samples of cattle and poultry fodder, South Valley University farms and Qena Governorate farm, Qena, Upper Egypt. The radionuclide concentrations and annual consumption rate of twenty-nine animal fodders were analyzed using low-level...
Article
The main aim of this study is to determine the activity concentrations of uranium series and thorium series radionuclide in crops cultivated in Upper Egypt. Fifteen types of cereal crops were collected from local markets and analyzed by y-ray spectrometry. The mean activity concentrations of the natural radionuclides 238U, 226Ra and 232Th were 0.67...
Article
This paper presents the results of natural radioactivity measured for the soil of Qena using gamma-ray spectrometry at ZSR, Hanover University, Germany. Soil samples of radioactive concentrations of 238U-series (234Th, 214Pb, and 214Bi), 232Th-series (228Ac, 212Pb, and 208T1) and 40K were analyzed. Three objectives were set: (1) activity levels by...
Article
Full-text available
Radionuclides which present in different beach sands are sources of external exposure that contribute to the total radiation exposure of human. In this work, superficial samples of beach sand were collected from the Red Sea coastline (Ras Gharib, Hurghada, Safaga, Qusier and Marsa Alam areas) and at 20 km on Qena-Safaga road. The distribution of na...
Article
Full-text available
The aim of the present work was to determine the concentration of radionuclides in all kinds of tea available at the local Egyptian market. Radioactivity of the nuclides 238U, 226Ra, 210Pb, 228Th, 232Th, 226Ra, 137Cs and 40K were measured in tea by direct γ-ray spectrometry using HPGe detector and their mean values were 16.0±5.3, 3.1±0.7, 34.3±3.4,...
Article
Summary In underground mine-waters of coal-mines precipitation of barium sulfate can occur with co- precipitation of the natural radionuclides 226Ra and 228Ra. Although most of the residue re- mains underground, 226Ra and 228Ra are found in the effluents released into rivers and are transported further on. Based on the Basic Safety Standards the ri...
Article
The paper gives averages of 137Cs deposition densities in soils from three areas in Northern Ukraine measured 12 to 15 y following the Chernobyl accident: in an area near Narodici (75 km west of the Chernobyl nuclear power plant in the so-called zone II) heavily contaminated by the Chernobyl fall-out and in areas around Korosten and Zhitomir showin...
Article
Full-text available
The distribution of natural radionuclide γ-ray activities and their respective annual effective dose rates, produced by 40 K, 238 U, 226 Ra, 235 U and 232 Th, were determined for granite samples collected along the road of Idfu -Marsa Alam in eastern desert of Egypt. This subject is important in environmental radiological protection, since granites...
Article
Full-text available
The knowledge on radioactivity content of the various radionuclides in the soil and rocks play an important role in health physics. The main aim of this work is to estimate the concentrations of natural radionuclides 226 Ra, 228 Ra, 228 Th, 232 Th and 40 k in soil and phosphate samples and, impact of the El-Sabaea phosphate factory on the human hea...

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Projects

Projects (2)
Project
Measurement of Natural Radioactivity, especially radon gas (Rn-222) in houses, schools, hospitals and kinder garden in Upper Egypt Egypt, in addition to the calculations of the hazard effect for humans.