Auday Hattem Shaban

• PhD
• Head of Department at University of Baghdad

Field companies and laboratories impose certain controls to preserve the environment, and it has recently been proven that oil facilities are among the main causes of pollution in the environment due to non-compliance with environmental safety instructions and the quantities of crude oil extracted on a daily basis. In this study, some of the remote...

The study targets to assess the potential of Interferometric Synthetic Aperture Radar (InSAR) in detecting ground distortion caused by earthquakes. The inSAR technique integrates Synthetic Aperture Radar (SAR) and interferometry to reveal the slightest changes on the earth's surface through a specified period, impregnable to climate or time of day....

Ternary Silver Indium selenide Sulfur AgInSe 1.8 S 0.2 in pure form and with a 0.2 ratio of Sulfur were fabricated via thermal evaporation under vacuum 3*10-6 torr on glasses substrates with a thickness of (550) nm. These films were investigated to understand their structural, optical, and Hall Characteristics. X-ray diffraction analysis was employ...

In this paper, chalcogenide glasses are studied using a range of experimental techniques for the purpose of understanding their electrical properties with the aim of providing new strategies for producing a new class of electronic devices made of advanced amorphous materials. The electrical properties of chalcogenide glass are very low cost to prod...

One innovative method that has been widely used over the past few decades is the production of heat-treated compressed earth bricks, which are low-cost and environmentally friendly. The aim of the current manuscript is to study the geotechnical properties of rammed earth bricks collected from four areas in Diyala Governorate, namely Baqubah, Al-Mur...

Field companies are subject to many standards to preserve the environment. Oil companies are considered among the companies that cause the most environmental pollution for two reasons: the first is the extraction of large quantities of crude oil, and the second is their violation of the controls imposed on them. In this research the investigations...

Chalcogenide glass alloys are actively pursued worldwide because they are applicable in various technologies owing to adequate amorphous semiconducting features. Chalcogenide system Ge20Se80-xCux with x = 0, 5, 10, and 15 were prepared by melt quenching method, and the effect of partial replacement of selenium with copper on the electrical and opti...

The potential of hyperspectral imaging in the field of remote sensing is widely recognized. This advanced technology utilizes narrow bands of the electromagnetic spectrum to effectively discriminate between various types of land cover. However, it is important to acknowledge that the spatial resolution of hyperspectral images may not be as high as...

This study focuses on how the partial substitution of copper by nickel nanoparticles affects the electrical and structural properties of the Bi2Ba2Ca2Cu2.9Ni0.1O10+δ, Bi2Ba2Ca2Cu2.8Ni0.2O10+δ and Bi2Ba2Ca2Cu2.6Ni0.4O10+δ compounds. Approximate values of crystallization size and crystallization percentage for the three compounds were calculated usin...

Successfully, theoretical equations were established to study the effect of solvent polarities on the electron current density,fill factor and efficiencies of Tris (8-hydroxy) quinoline aluminum (Alq3)/ ZnO solar cells. Three different solvents studied inthis theoretical works, namely 1-propanol, ethanol and acetonitrile. The quantum model of trans...

The phenomena of Dust storm take place in barren and dry regions all over the world. It may cause by intense ground winds which excite the dust and sand from soft, arid land surfaces resulting it to rise up in the air. These phenomena may cause harmful influences upon health, climate, infrastructure, and transportation. GIS and remote sensing have...

The present study carried out to show the structure and optical properties of doped ZnO:Sn thin films that have been deposition on a glass substrate by thermal evaporation (using Zn metal). The percentage of dopant is ( 3, 5, 7, & 9)%. The annealing temperature was 200 oC fixed for one hour annealing time. The result of XRD shows the presence of...

Flooding hazard is an important and dangerous natural phenomenon that leads to significant material losses. It should be studied and scenario to prevent significant losses. The studies should consider the impact of many factors such as human, infrastructure, economic,..etc. The main objective of the research is the risk management procedure. The st...

In this work, we have examined the spectral response of (p-CuAlSe2/n-Si) detector, (CAS) thin films deposited by thermal evaporation at RT with a thickness (450) nm, and annealing temperature at (473K) for 2 h. Optical transmission measurements displayed reasonably slight transmission besides higher absorbance trendy the visible region, energy gaps...

Bilinear interpolation and use of perceptual color spaces (HSL, HSV, LAB, and LUV) fusion techniques are presented to improve spatial and spectral characteristics of the multispectral image that has a low resolution to match the high spatial resolution of a panchromatic image for different satellites image data (Orbview-3 and Landsat-7) for the sam...

The interpolation techniques are one of the spatial analysis tools that used in geographic analysis system. These techniques consist of many methods with different approach types. The kriging interpolation techniques consist of six methods (sub-Kriging methods). The pollution of underground water with heavy elements were used to evaluate the best m...

The underground water resources are very important in the semi-arid places. The pollution by heavy elements such as Cadmium, Chrome, Lead, and Cobalt must be evaluated in the groundwater due to their effects on human, irrigation, farming… etc. The spatial analysis for the studied area were studied through different interpolation methods. Four metho...

This article is focused on studies of partially substituted mercury by red lead for Hg1-xPbxBa2Ca2Cu3O8+δ compound with X= (0.05, 0.1, 0.15, 0.2 and 0.25) was prepared by the solid state reaction method. The electrical properties were studied using the four points probe technique to determine the critical temperatures of the samples and to know the...

In this manuscript, a sample of the compound with the chemical formula LaBa2Cu3O7 was prepared using solid- state reaction technic. The components of the compound after being mixed was calcination in an electric furnace at 700 °C for 8 hours, then the mixture was pressed into pellets with a diameter of one and a half cm, thickness of 3 mm and sinte...

The effect of partial substitution for lanthanum (La) on the structural properties of the compound Y 1-x La x Ba 4 Cu 7 O 15+δ was studied. The variation of (x) is x=0.1, 0.2, and 0.3, which was synthesized by the solid-state reaction method. The mixed powder was pressed with pressure (7 ton / cm2) as a disc (1.5 cm) diameter and a thickness of (0....

The energy density state are the powerful factor for evaluate the validity of a material in any application. This research focused on examining the electrical properties of the Se6Te4- xSbx glass semiconductor with x=1, 2 and 3, using the thermal evaporation technique. D.C electrical conductivity was used by determine the current, voltage and tempe...

The eff ect of partial substitution for lanthanum (La) on the structural properties of the compound Y1-xLaxBa4Cu7O15+δ were studied. The variation of (x) are x=0.1, 0.2 and 0.3, which was synthesized by solid state reaction method. The mixed powder was pressed with pressure (7 ton / cm2) as a disc (1.5 cm) diameter and a thickness of (0.25 to 0.3 c...

The ceramic composite with different proportions of clay and silica was prepared with a grain size of 70 μm and the weight percentage was selected for four groups (clayx silica100-x) were x q15, 25, 30 and 50. In this manuscript, for each pressured sample, a sintering procedure was carried out for 3 hours under static air and at various sintering t...

In this article the conventional "solid-state reaction" method was used to synthesize perovskite Li 0.4 Cd 0.6 Ba 2 Ca 2 Cu 3 O 10+δ. Four main types of compounds were obtained by physically replacing calcium oxide with cadmium in proportions 0, 0.03, 0.06 and 0.09, the pure Li 0.4 Cd 0.6 Ba 2 Ca 2 Cu 3 O 10+δ phase, and the phases ,respectively fr...

. The article discusses the spatial analysis of the chemical soil properties that is a key component of the agriculture ecosystem based on satellite images. The main objective of the present study is to measure the chemical soil properties (total dissolved salts (TDS), Electrical conductivity (EC), PH, 𝐶𝐶𝐶𝐶−, Ca+2, K+, Mg+2, and Na+) and the spatia...

In this article four samples of HgBa 2 Ca 2 Cu 2.4 Ag 0.6 O 8+δ were prepared and irradiated with different doses of gamma radiation 6, 8 and 10 Mrad. The effects of gamma irradiation on structure of HgBa 2 Ca 2 Cu 2.4 Ag 0.6 O 8+δ samples were characterized using X-ray diffraction. It was concluded that there effect on structure by gamma irradiati...

In this article the conventional "solid-state reaction" method was used to synthesize perovskite Li 0.4 Cd 0.6 Ba 2 Ca 2 Cu 3 O 10+δ . Four main types of compounds were obtained by physically replacing calcium oxide with cadmium in proportions 0, 0.03, 0.06 and 0.09, the pure Li 0.4 Cd 0.6 Ba 2 Ca 2 Cu 3 O 10+δ phase, and the phases Li 0.4 Cd 0.6 B...

The major problems that facing sustainability is the heat production with electricity transmission. The research and engineering communities hope that superconductive materials will be employed in the power transmission, without any losses along the way. Solid-state reaction is a one of the methods for preparing compound samples. This method was us...

Pyrolysis has been considered a method for recovering the power from combined micro alga bio mass here, next executing heat probe of or involving sound waves with a frequency above the upper limit of human hearing as a pretreatment to increase the bio-crude yield. Pyrolysis of mixed-microalgae was carried out in a batch reactor made up of steel at...

Groundwater can be assessed by studying water wells. This study was conducted in Al-Wafa District, Anbar Governorate, Iraq. The water samples were collected from 24 different wells in the study area, in January 2021. A laboratory examination of the samples was conducted. Geographical information systems technique was relied on to determine the valu...

The non-linear components has been emphasized for its multiple applications in rewritable recording and data storage devices. Chalcogenide glasses materials are promising due to their high refractive index. In this paper, alloys for Ge30Te 70-xSbx glasses semiconductor (where x =0.0, 5, 10, 15 and 20) will be fabricated by melt quenching method. Th...

The non-linear components has been emphasized for its multiple applications in rewritable recording and data storage devices. Chalcogenide glasses materials are promising due to their high refractive index. In this paper, alloys for Ge30Te 70-xSbx glasses semiconductor (where x =0.0, 5, 10, 15 and 20) will be fabricated by melt quenching method. Th...

The effect of thermal treatment on optical constants of pure PMMA and with addition (15 and 35) ml of coumarin at different temperatures (100, 110 and 120) C ⁰ for 1 hour were investigated. Cast method used to prepares films of pure PMMA and PMMA with (15 and 35) of coumarin. UV/VIS spectrometer technique used to measure the absorption spectra for...

In this manuscript, the effect of substituting strontium with barium on the structural properties of Tl 0.8 Ni 0.2 Sr 2-x Br x Ca 2 Cu 3 O 9-δ compound with x= 0, 0.2, 0.4, have been studied. Samples were prepared using solid state reaction technique, suitable oxides alternatives of Pb 2 O 3 , CaO, BaO and CuO with 99.99% purity as raw materials an...

The products of composites material are very sensitive to many variables, such as manufacturing process, additive materials, …. etc. Filler or additive plays a major role to determine the formation of the properties and behavior of the composites. In this study, polyethylene terephthalate-based compounds were produced and characterized. The work is...

In our research, the compound Bi2-x (Ag + Cu)xBa2Ca2Cu3O10+ superconductors was prepared using a solid state reaction metallurgy method with studying the partial substitution of bismuth with (Ag 50%, Cu 50%) at a concentration of x = 0,0.2,0.4,0.6, 0.8, samples were sintered at a sintering temperature of 760 ° C 160 h. The structural and electrica...

The present study aims to determine and calculate the concentration of some heavy elements (Pb, Hg, Cu, Ni, Fe, Cr, Co and Cd) in addition to the elements (Mg, Na, Ca, CL, K, C, S and SI), which are Possible sources of soil pollution in downtown (Baquba, Canaan, Muhammad Sakran, and Al-Mamal area), Diyala Governorate in Iraq. To achieve this goal,...

Thin film solar cells are preferable to the researchers and in applications due to the minimum material usage and to the rising of their efficiencies. In particular, thin film solar cells, which are designed based one transition metal chalcogenide materials, paly an essential role in solar energy conversion market. In this paper, transition metals...

The superconductivity phenomenon and the method of preparing the superconductingmercury-based (HgSr2-xYxCa2Cu3O8+δ with x=0 to 0.15) compound were presented in this paper. The physical properties of the compound are presented at a high temperature, with a special focus on the effect of partial substitution of strontium with Yttrium (Y). The effect...

Thin films Tin sulfide SnS pure and doped with different ratios of Cu (X=0, 0.01, 0.03 and 0.05) were prepared using thermal evaporation with a vacuum of 4*10 ⁻⁶ mbar on two types of substrates n-type Si and glass with (500) nm thickness for solar cell application. X-ray diffraction and AFM analysis were carried out to explain the influence of Cu r...

This article reported investigations the effect of partial substitution potassium at calcium site for HgBa 2 Ca 2 Cu 3 O 8+δ system with x from 0 to 0.2. All samples were prepared using solid state reaction technique. The samples were subjected to gross structural characterization by X-ray diffraction. The XRD data for the prepared samples are cons...

The heavy elements (Cadmium, Mercury, and Arsenic) are considered to be highly toxicity for human and living creatures. This research focused on the concentrations of these elements in the soil of Diyala Governorate. The 25 samples of soil were collected from different areas included (industrial, residential, and agricultural) with an average sampl...

The marshes of southern Iraq are among the most important and largest wetlands in the Middle East and the world are characterized by the freshness of their waters and their environmental diversity. The marshes have undergone many changes during the past decades and to discover and study these changes, remote sensing data will be used as sources of...

The marshes of Mesopotamia are distinguished by their environmental and biological diversity and of economic and natural importance as they are considered one of the largest wetlands in East Asia, and significant changes have occurred in them during the last period, this paper aims to know and determine the extent of the changes in the land cover a...

The demands for energy are getting bigger with the increasing of the development of life’s technology. The renewable sources of energy are connected to the main one which is solar energy. So, its obvious that the best approaches for gathering the energy is from solar light directly. The device that collect energy is solar cells and these devices ha...

In the present work, changes in continuous electrical conductivity (σd.c) were studied when partial substitution of the Tin with Indium element in ternary Se85Te10Sn5-xInx alloy with different concentrations of Indium, from 0, 0.5, 1.0 and 1.5. We will review the mechanisms of conductivity in semiconductor chalcogenide glasses, the equations for co...

The current work involves the study of the substitution effect of calcium instead of lanthanum on the structural and electric characteristics at room of the HgBa2Ca2-1LaxCu3O8+ δ compound with (x = 0, 0.2, 0.4, 0.6 and 0.8). The specimens were manufactured via solid status reaction process. The results of X-radiation deviation showed for all sample...

The effect of pressure on the structural properties of Pb2Ba2Ca2Cu3O9 was investigated using solid state reaction technology, with different pressures. Appropriate amount of Pb2O3, CaO, BaO and CuO with 99.99% purity was used as raw materials and then mixed. Pallets with a diameter of 1.5 cm and thickness (0.2-0.3) cm were prepared under different...

The structure, optical, and electrical properties of SnSe and its application as photovoltaic device has been reported widely. The reasons for interest in SnSe due to the magnificent optoelectronic properties with other encouraging properties. The most applications that in this area are PV devices and batteries. In this study tin selenide structure...

This paper focused to prepared 1− 2 4 complex at Varity compound (x = 0, 1,2,5,10,15, and 20 wt%), by using the solid state reaction. samples disc with diameter 1.5 cm and thickness 0.4cm prepared at temperature 1100 ° for two hours in air. The x-ray diffraction using to study the structure of all samples and the volume of crystals for composition...

The effects of manufacturing TlSr 2 Ca 2 Cu 3 O 9-δ crystallized materials superconductors were investigated in this paper. The sol-gel and solid-state reaction methods were investigated by evaluating the physical parameters of the superconductor's behaviors. The process duration for sample of Sol-gel requires 12 hours of heat procedure, while the...

Underground water is extracted by wells that are connected through underground canals. Thus, the levels of pollutant elements in ground water could be evaluated directly from water samples collected from the wells. This study was conducted in the city of Samara / Salah-Aldeen province – Iraq. The samples were taken from 29wells within the study are...

N-type Tin dioxide thin films with thickness (350 nm) prepared by thermal evaporation method. The thin film SnO2 was doped with Ag by the rate (0.01, 0.02 and 0.03). Atomic Force Microscopic (AFM) was adopted to determine the grain size and roughness of the film surface. The electrical properties were determined by mean of Hall Measurement system a...

The effect of pressure on the structural properties of Pb2Ba2Ca2Cu3O9 was investigated using solid state reaction technology, with different pressures. Appropriate amount of Pb2O3, CaO, BaO and CuO with 99.99% purity was used as raw materials and then mixed. Pallets with a diameter of 1.5 cm and thickness (0.2-0.3) cm were prepared under different...

The enhancement of superconductor compounds contribute in reducing the heat pollution that gain from electric transfer. The main focus of all researchers pointed on high temperature superconductors where they aim to get higher critical temperature. This research focus on investigations the concurrent substitution effect Yttrium at the Barium site o...

In this research the Bi2-xSbxBa2Ca2-yLayCu3O10+δ compound was prepared and studied the influence of partial substation of Sb2O3 and La2O3 on the electrical and structural properties Samples synthesis by solid state reaction method. The examination of XRD diffraction shown that all samples have bulk polycrystalline with orthorhombic structure. The r...

Electrical power generated from the wind’s motion is one of the most common clean and renewable energy produced. The wind turbines used to convert wind mechanical power to electricity have to be placed at a site presenting favorable conditions. This work focuses on finding an accurate method for modeling the power generated by a wind farm using Wei...

we have detailed investigations on the influence of synchronous substitution Cd at the Ba place of HgBa2-xCdxCa2Cu3O8+δ cuprate superconductor with x=0 to 0.15, have been synthesized samples via using solid state reaction(SSR) method, All the specimens in the existent investigation were exposed to total characterization of structural via XRD. The X...

Cadmium Sulphide (CdS) thin films were equipped by thermal evaporation at thickness t (500±30) nm then doped with Silver (Ag) with ratios (X=0.0, 0.01, 0.03 and 0.05). The Substrates were used glass and single crystal silicon substrate with the direction (111) of the (p-type) to study the (structural, optical and photoelectric) properties. The rati...

Electrical characteristics of epoxy – unsaturated polyester (EP – UPE) composites reinforced with Nickel nanoparticles were investigated in terms of alternative current (A.C) subject to changes in different Nickel volume fraction. Hand lay - up technique was used to prepare the composites as well as blend specimens using flash molds at standard con...

This study aims to determine the degree of pollution of the groundwater of the city of Baiji in the province of Salah al-Din for the period (2012-2014) using geographic information systems (GIS). The samples were taken from 24 wells located within the area to be studied. Analyzes of some pollution indicators were conducted for the years of research...

global research community, in order to discuss, present and network the latest developments and innovations in sustainability; as well as funding opportunities. Conference Topics Include, but are not limited to: Topic1: Physics, Materials Science & Engineering T1- Physics of Advanced Materials, Condensed Matter Physics, Energy Materials, Nanotechno...

District heating networks are commonly addressed in the literature as one of the most effective solutions for decreasing the greenhouse gas emissions from the building sector. These systems require high investments which are returned through the heat sales. Due to the changed climate conditions and building renovation policies, heat demand in the f...

Abstract This paper reports the results of experimental works that have been performed to investigate the mechanical and thermal properties of lightweight foamed concrete (LFC) with different additives. The inclusion of Styrofoam balls (s=8) in concrete cast and the consequence of changes in thermal conductivity and compression strength have been i...

Three sample of superconducting samples with composition Bi2Ba2Ca2Cu3O10+δ prepared by the solid state reaction techniques. The appropriate amount of BiO, BaO, CaCO3 and CuO of 99.99 % purity were used as starting raw material were mixed and prepared under the pressures 5 Ton/cm2 , 7 Ton /cm2 and 9Ton /cm2 with the diameter 1.2 cm and thickness (0....

In this paper we have reported investigations on the effect of simultaneous substitution of Sb at the Bi-based superconductor were prepared by adding an amount of Sb to the Bi2-xSbx Ba2Ca2Cu3O10+ δ compound. The usual solid-state reaction method has been applied under optimum conditions. Bulk polycrystalline samples have been prepared by solid stat...

Un-doped and (Sn, Sb, Se ) doped (CdO) cadmium oxide was prepared as a thin film (500nm). (Cd) thin films was deposit under vacuum (10⁻⁵ mbar) on Si wafer and glass substrate. Thermal oxidation at 473K converted the Cd thin films to CdO as n-type mode attached to p-Si as a heterojunction structure. This research contribute structural, electrical, a...

The polymeric composites material considered as one of the most isolated materials, but they have a good mechanical flexibility. The main idea of modifying these materials to be one of the applicable materials in environmental aspects. Reducing the temperature inside buildings by coating them with the modified materials will give very good results...

Abstract: The enhancement of ZnSe/Si Heterojunction by adding some elements (V, In and Cu) as impurities is the main goal because they contribute to the manufacturing of renewable energy equipment, such as solar cells. This paper describes the preparation of thin films ZnSe with V, In and Cu doped using thermal evaporation method with a vacuum of 1...

The enhancement of ZnSe/Si Heterojunction by adding some elements (V, In and Cu) as impurities is the main goal because they contribute to the manufacturing of renewable energy equipment, such as solar cells. This paper describes the preparation of thin films ZnSe with V, In and Cu doped using thermal evaporation method with a vacuum of 10 ⁻⁵ Torr....

The polymeric composites material considered as one of the most isolated materials, but they have a good mechanical flexibility. The main idea of modifying these materials to be one of the applicable materials in environmental aspects. Reducing the temperature inside buildings by coating them with the modified materials will give very good results...

In this research the Bi2-xSbxBa2Ca2-yLayCu3O10+compound was prepared and studied the influence of partial substation of Sb2O3 and La2O3 on the electrical and structural properties Samples synthesis by solid state reaction method .The examination of XRD diffraction shown that all samples have bulk polycrystalline with orthorhombic structure. The re...

we have detailed investigations on the influence of synchronous substitution Cd at the Ba place of HgBa2-xCdxCa2Cu3O8+δ cuprate superconductor with x=0 to 0.15, have been synthesized samples via using solid state reaction(SSR) method, All the specimens in the existent investigation were exposed to total characterization of structural via XRD. The X...

A thermal evaporation technique was used to prepare ZnO thin films. The samples were prepared with good quality onto a glass substrate and using Zn metal. The thickness varied from (100 to 300) ±10 nm. The structure and optical properties of the ZnO thin films were studied. The results of XRD spectra confirm that the thin films grown by this techni...

In this paper, the measurement the 222Rn concentrations for different houses in ten reigns for Al-Najaf province, 222Rn concentrations were measurement by using RAD-7 detector. The results indicate that, the less value of 222Rn concentrations was found in Al-Motanaby region which was (88 Bq/m3), while the highest value of 222Rn concentrations was f...

The purpose of this study is to evaluate the radiological risks for workers for one year of their activities at Fuel Fabrication Facility (FFF) so as to make the necessary protection to prevent or minimize risks resulted from these activities this site now is under the Iraqi decommissioning program (40) Soil samples surface and subsurface were coll...

In this research prepared two composite materials , the first prepared from unsaturated polyester resin (UP) , which is a matrix , and aluminum oxide (Al2O3) , and the second prepared from unsaturated polyester resin and aluminum oxide and copper oxide (CuO) , the two composites materials (Alone and Hybrid) of percentage weight (5,10,15)% . All sam...

In this work, ZnO nanostructures as nanotripods and Fe-doped ZnO nanoflowers were successfully synthesized via an atmospheric pressure chemical vapor deposition (APCVD) technique with aqueous solution method and influence of Fe doping concentration on the structural properties of the films was studied. All samples were deposited on glass substrates...

The failure such as air gap weirdness, rubbing, and scrapping between stator and rotor generator arise unavoidably and may cause extremely terrible results for a wind turbine. Therefore, we should pay more attention to detect and identify its cause-bearing failure in wind turbine to improve the operational reliability. The current paper tends to us...

The aim of the present work is studing the influence of gamma irradiation on the superconducting properties of TlBr2Ca2Cu3O9-δ compound, at room temperature by using ¹³⁷Cs source with dose 10,20 and 30 MRad. Specimen has been prepared by solid state reaction process. Superconductor properties and X-ray diffraction (XRD) studied before and after irr...

In this work, Bi2O3 was deposited as a thin film of different thickness (400, 500, and 600 ±20 nm) by using thermal oxidation at 573 K with ambient oxygen of evaporated bismuth (Bi) thin films in a vacuum on glass substrate and on Si wafer to produce n-Bi2O3/p-Si heterojunction. The effect of thickness on the structural, electrical, surface and opt...

In this research prepared two composite materials, the first prepared from unsaturated polyester resin (UP), which is a matrix, and aluminum oxide (Al2O3), and the second prepared from unsaturated polyester resin and aluminum oxide and copper oxide (CuO), the two composites materials (Alone and Hybrid) of percentage weight (5,10,15)%. All samples w...

“TMREES Conference Series” aims to promote sustainable, healthy and diverse ecosystems; encourage and support the Sustainability and development of security systems through green-based and clean resources, bringing together participants from international organizations, universities, industry and administrative to exchange innovative ideas, explore...

In this paper, the measurement the 222Rn concentrations for different houses in ten reigns for Al-Najaf province, 222Rn concentrations were measurement by using RAD-7 detector. The results indicate that, the less value of 222Rn concentrations was found in Al-Motanaby region which was (88 Bq/m3), while the highest value of 222Rn concentrations was f...

The purpose of this study is to evaluate the radiological risks for workers for one year of their activities at Fuel Fabrication Facility (FFF) so as to make the necessary protection to prevent or minimize risks resulted from these activities this site now is under the Iraqi decommissioning program (40). Soil samples surface and subsurface were col...