Article ID : 2020/PSIJ/63929 : Determination of the Electronic Energy Levels of a Quantum well Heterostruture zn1-xMgx0/zno/zn1-xmgx0
Moustapha Thiam1*, Aminata Diaw1, Amaky Badiane1, Omar Absatou Niasse1, Amadou Diao1, Moulaye Diagne1, Nacire Mbengue1, Bassirou L. O2 and Bassirou B. A1
1Laboratoire des Semi condcuteurs et d’Energie Solaire, Faculté des Sciences et Techniques, Université Cheikh Anta Diop de Dakar, Sénégal.
2Groupe de Physique de la Matière Condensée, Faculté des Sciences et Techniques, Université Cheikh Anta Diop de Dakar, Sénégal.

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Article ID : 2021/PSIJ/65641 : Thermodynamic Concepts on Efficiency of Aircraft Engines
Faradiba Faradiba1* and Endah Yuniarti2
1Department of Physics Education, Universitas Kristen Indonesia Jl. Mayjen Sutoyo No. 2,Cawang-Jakarta 13630, Indonesia.
2Aviation Engineering Study Program, Universitas Marsekal Suryadharma Halim Perdanakusuma-Jakarta 13610, Indonesia.

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Article ID : 2021/PSIJ/65022 : The Study of the Ground State Properties of Heavy Famion System Using an Extended Kondo-Anderson Model in One Dimension
Okunzuwa I. Samuel1* and C. Okaro Augustine1
1Department of Physics, University of Benin, Benin City, Nigeria.

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Article ID : 2020/PSIJ/64825 : P-T-X Diagram of the Working Pair H20/LiBr at Thermodynamic Equilibrium and Charts that Permit  to Determine its Thermodynamic Properties
Yves Christian Nonguierma1,2*, Amadou Konfe1
and Dieudonné Joseph Bathiebo1
1Joseph KI-ZERBO University, Ouagadougou, Burkina Faso.
2University of Moncton, Moncton, NB, Canada. 

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Article ID : 2020/PSIJ/63083 : Determination of Boltzmann Constant by Gas Expansion Method
Musaj A. Paçarizi1, Arbër Z. Zeqiraj2 and Sefer R. Avdiaj3*
1University of Prishtina, Faculty of Natural Sciences and Mathematics, Department of Chemistry, Prishtina 10000, Kosovo.
2University of Mitrovica, Faculty of Geosciences, Department of Materials and Metallurgy, Mitrovica 40000, Kosovo.
3University of Prishtina, Faculty of Natural Sciences and Mathematics, Department of Physics, Prishtina 10000, Kosovo.

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Article ID : 2020/PSIJ/62751 : Design of Vertical Axis Wind Turbine Darrieus Type (H- Darrieus Rotor) of 0.20 kW from the Software Topsolid
Hagninou E. V. Donnou1*, Drissa Boro2, Donald Abode3, Brunel Capo-Chichi1 and Aristide B. Akpo1
1Laboratoire de Physique du Rayonnement (LPR), Université d’Abomey-Calavi, 01 BP 526 Cotonou,
Bénin.
2Laboratoire d’Energies Thermiques Renouvelables (L.E.T.RE), Université Joseph KI-ZERBO, Ouagadougou, Burkina Faso.
3Institut National Supérieur de Technologie Industrielle, Université Nationale des Sciences, Technologies, Ingénieries et Mathématiques, Abomey, Bénin.

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Article ID : 2020/PSIJ/61357 : Effects of Damp-heat on Shunt, Series Resistances and Fill Factor into Crystalline Silicon Photovoltaic Solar Modules in Tropical Zone
Minadohona Maxime Capo-Chichi1,2*, Vianou Irenée Madogni1,2, Clément Adéyèmi Kouchadé1,2, Géraud Florentin Hounkpatin1,2, Macaire Agbomahéna3 and Basile Kounouhewa1,2
1 Département de Physique (FAST), Formation Doctorale Sciences des Matériaux (FDSM),
Université d’Abomey-Calavi, Bénin.
2 Laboratoire de Physique du Rayonnement (LPR), FAST-UAC, 01 BP 526 Cotonou, Bénin.
3 Laboratoire de Caractérisation Thermophysique des Matériaux et Appropriation Energétique
(Labo CTMAE/EPAC/UAC), Abomey-Calavi, Bénin.

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Article ID : 2020/PSIJ/58219: Method of Lines Analysis of Soret and Dufour
Effects on an Unsteady Heat and Mass Transfer MHD Natural Convection Couette Flow
M. O. Durojaye1*, J. A. Kazeem1, F. O. Ogunfiditimi1 and I. J. Ajie2
1Department of Mathematics, University of Abuja, Nigeria.
2Mathematics Programme, National Mathematical Center, Abuja, Nigeria.

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Article ID : 2020/PSIJ/56604: Electrical and Optical Properties of Boron Doped Zinc Oxide Thin-film Deposited by Metal-organic Chemical Vapour Deposition for Photovoltaic Application
Duke Ateyh Oeba1* and Cliff Orori Mosiori2
1Department of Physics, University of South Africa, P.O.Box 392, Pretoria 0003, South Africa.
2Department of Mathematics and Physics, Technical University of Mombasa, P.O.Box 90420 -80100,
GPO Mombasa, Kenya.

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Article ID : 2020/PSIJ/55300:  Radionuclides (226Ra, 232Th and 40K) Contents and Associated Hazard Levels of Two Commonly used Brands of Cement in Ile-Ife, Nigeria
Ogundele Lasun Tunde1*
1Department of Physics, University of Medical Sciences, Ondo, Nigeria.

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Article ID : 2019/PSIJ/53863: Determining and Mapping Groundwater Quality of
Gerado River Catchment Using Water Quality Index and Geo-spatial Techniques
Amare GebreMedhin Nigusse1* and Abdul-Aziz Hussein1
1Institute of Geo-information and Earth Observation Sciences, Mekelle University, Mekelle, Ethiopia.

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Article ID : 2019/PSIJ/49945 : Estimation of Sample Size for Research Design Based on Confidence Interval

Habib Ahmed Elsayir1
1Department of Mathematics, Umm Al Qura University (K.S.A), Al Qunfudha University College,
P.O.Box 1109-21912, Saudi Arabia.

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 Article ID : 2018/PSIJ/45147 : Impacts of Various ENSO Phases on Cereal Crop Productivity in the Upper Awash Basin, Central High Land of Ethiopia
Abdisa Alemu1*, Dirba Korecha2 and Muktar Mohamod1
1Haramaya University, P.O. Box 138, Diredawa, Ethiopia.
2USGS/Famine Early Warning Systems Network, P.O. Box 17403, Addis Ababa, Ethiopia.
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Article ID : 2018/PSIJ/45163 : Design and Development of an Alternative Device for Non-Ionising Radiation Detection
K. D. Adedayo1, A. G. Ashidi1*, H. O. Oloruntoke1 and T. Ewetumo1
1Department of Physics, Federal University of Technology, Akure, Nigeria.
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Article ID : 2018/PSIJ/40228 : Geophysical Survey of Groundwater Potential and Radioactivity Assessment of Soil Depth Lithology for Drinking Water Quality Determination

E. O. Agbalagba1*, O. N. Nenuwe1 and L. R. Owoade2
1Department of Physics, Federal University of Petroleum Resources, Effurun, Nigeria.
2National Institute of Radiation Protection and Research, University of Ibadan, Nigeria.

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Article ID : 2016/PSIJ/29966: Utilization of Thermal Energy in Ceramic and Tile Industry Using Modeling Thermoelectric Generator
Ail Madani Mohammadi1*, Hadi Saghafi2
1Department of Electrical Engineering, Isfahan (Khorasgan) Branch, Islamic Azad University, Isfahan, Iran.
2Department of Electrical Engineering, Isfahan (Khorasgan) Branch, Islamic Azad University, Isfahan, Iran.
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Article ID : 2017/PSIJ/36337: Understanding Nuclear Binding Energy with Strong Interaction
U. V. S. Seshavatharam1* and S. Lakshminarayana2
1Honorary Faculty, I-SERVE, Survey no-42, Hitex Road, Hitech City, Hyderabad-84, Telangana, India.
2Department of Nuclear Physics, Andhra University, Visakhapatnam-03, AP, India.