Browsing PhD and MSc Theses- Faculty of Science by Title
Now showing items 1-20 of 445
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A Comparison Study between Hamiltonian and Lagrangian Formulations for the Constrained Systems
(الجامعة الإسلامية - غزة, 2014)A comparison between Hamiltonian and Lagrangian formulations, for constrained system is done. It is shown that the two approaches are equivalent. The Hamiltonian formulation are treated using Dirac's and Guler's methods. ... -
A Family of Cyclic Codes Over Finite Chain Rings
(the islamic university, 2008)Codes over flnite rings have received much attention recently after it was proved that important families of binary non-linear codes are images under a Gray map of linear codes over Z4. A set of n-tuples over a ring R is ... -
A Genaralization of 2-Absorbing Subsemimodule Over Semirings
(الجامعة الإسلامية - غزة, 2017)Study Aims:the studyains at we study the 2-absorbing subsemimodules, also we generalize this to the weakly 2-absorbing subsemimodules. Research Methodology: Scientific Methodology The most important Conclusions: 1.We study ... -
A Model of Drift Waves Modified By Electron Temperature Gradients and ExB Rotation in Cylindrical Magnetized Plasma
(the islamic university, 2002)A general investigation of linear drift-waves phenomena in cylindrically bounded plasmas, immersed in a magnetic field without sheared and curvature, is described by the two-fluid equations, taking into account: (a) ... -
A Review of Partial Differential Equations of the First Order in Dynamical Systems
(the islamic university, 1998)The first order partial differential equations are studied in this thesis.The relation between the solution of a system of first order partial differential equations and a system of total differential equations and is ... -
A Study on the Effect of Some Plant Extracts on Certain Malignant Cell Lines in Vitro
(the islamic university, 2006)InPalestinelike in other countries of the world, cancer is one of the most serious health problems that affect the duration and quality of the individuals’ life. Enormous efforts are invested to cope with this problem, but ... -
A Suggested Program for Tacking Difficulties Facing University Students English Communication Skills in Gaza
(the islamic university, 2007)This study aimed at revealing the main difficulties facing English majors in oral communication skills at the Islamic University of Gaza (I.U.G.), and suggesting a program for tackling some of these difficulties by answering ... -
A Variational Approach for the Two-Dimensional Magnetopolaron
(the islamic university, 2004)The problem of a two-dimensional magnetopolaron was studied in the strong coupling regime and using a variational theory consisting of an adiabatic polaronic wavefunction combined with a perturbative correction by which ... -
Activity Behavior of Human Serum Albumin Doped in Silica Sol-Gel Thin Film
(الجامعة الإسلامية - غزة, 2013)Transparent sol-gel thin films immobilized with human serum albumin (HSA) were made via the acid catalyzed sol-gel reaction of tetraethoxysilane (TEOS) in presence of the human serum albumin. Different surfactants that ... -
Alexandroff Spaces Via Types of Lattices
(الجامعة الإسلامية - غزة, 2015)In this thesis, we survey the general topological concepts for the Alexandroff, upper, lower, Scott, Lawson, interval and order topologies. These topologies are induced by posets and are one of the fundamental foundations ... -
Alkali-Microwave Pre-treatment of Wheat Straw for Production of Biogas by Anaerobic Digestion
(الجامعة الإسلامية - غزة, 2017)Background: the concern related to fossil energy sources is increased because of the energy crisis that facing the world, therefore, it is necessary to find renewable and environmentally friendly energy sources alternative ... -
Allele and Genotype Frequencies of the ABO Blood Group System in a Palestinian Population
(الجامعة الإسلامية - غزة, 2013)The ABO blood group antigens are of clinical importance in blood transfusion, organ transplantation, autoimmune hemolytic anemia and fetomaternal blood group incompatibility. The ABO locus are located on chromosome 9. Till ... -
Allelic Variants of CYP2C9 and VKORC1 Genes and their Relation to Warfarin Metabolism in Patients Under Warfarin Therapy in Gaza Strip
(الجامعة الإسلامية - غزة, 2013)Background: Warfarin is the most widely prescribed oral anticoagulant for thromboembolic therapy, patient management is difficult because of significant differences in metabolic rates as a result of allelic variation in ... -
Amplification of X- and Y-Chromosome-Specific Regions from Single Human Blastomeres by Polymerase Chain Reaction
(الجامعة الإسلامية - غزة, 2012)The major technological hurdle for preimplantation genetic diagnosis (PGD) is the inability to provide sufficient quantity and quality of DNA from single blastomeres. Therefore, much effort has been invested in developing ... -
An Ecological Survey and Assessment of Median Trees and Shrubs as an Urban Biodiversity Component in Gaza City, Palestine
(الجامعة الإسلامية - غزة, 2016)Abstract Median trees and shrubs are a significant component of a country’s streets. They provide a range of psychological, social, aesthetic and economic values. No previous studies dealing with the identification and ... -
Anti Thyroid Antibodies Among Palestinian Women Suffering from Recurrent Abortion in Gaza Strip
(the islamic university, 2009)Recurrent pregnancy loss (RPL) is one of the most frustrating and difficult areas in reproductive medicine because the etiology is often unknown. Autoimmunity has been directly associated in the etiology of several ... -
Antibacterial and Antifungal Activity of Metal Oxides Nanoparticles Coated onto Cotton Fibers
(الجامعة الإسلامية - غزة, 2015)Background: Increasing microbial resistance have emerged as a major challenge to the healthcare systems and despite the wide range of the available antimicrobial therapies, microbial infections remain high, due to the ... -
Antimicrobial Resistance for Enteric Pathogens Isolated from Acute Gastroenteritis Patients in Gaza strip, Palestine
(the islamic university, 2011)The antibiotic resistance of enteropathogenic bacteria has profound clinical implications. Hence, this research was in part an attempt for isolation of enteropathogenic bacteria and determines their antimicrobial susceptibility ... -
Antimicrobial, Anti-biofilm, Anti-Quorum Sensing and Synergistic Effects of Some Medicinal Plants Extracts.
(الجامعة الإسلامية - غزة, 2017)Abstract Background: A biofilm is the assembly of microbial cells that are entrapped in an extracellular polymeric substance matrix. Using complex mechanisms produced by specialized genes, biofilm members are able to talk, ...
