• Spherically Symmetric Static Solutions of the Einstein Field Equations using Segre Classification 

  Iram, Aneela (2025-01-30)

  Obtaining solutions to the Einstein field equations remains an interesting research area within general relativity. In four dimensions, these field equations are a system of ten non-linear partial differential equations. ...
• Computational Analysis of Flow and Thermal Characteristics Across Elongating Cylinders Immersed in Newtonian and Non-Newtonian Fluids 

  CHAM, ALHAGIE (School of Natural Sciences National University of Sciences and Technology, 2025-01-13)

  Boundary layer flows occurring along flat or curved surfaces have been extensively studied in the past, since these are encountered in variety of technical applications. Moreover, fluids treated in many of the engineering ...
• Strongly Reciprocally (p,h)-Convex Functions And Some Inequalities 

  Jamil, Farah (School of Natural Sciences National University of Sciences and Technology, 2024-11-28)

  This thesis is a detailed study of convex functions, focusing on h-convex, p convex, and stronglyireciprocally (p,h)-convex functions of higheriorder cases.iThe mainiobjective ofithis research isito enhance both ...
• Shadow Cast by Black Holes under the Influence of Plasma and Shadow Geometry of Naked Singularities 

  Yasmin, Saira (School of Natural Sciences National University of Sciences and Technology, 2024-11-06)

  The investigation of black holes and naked singularity shadows has attracted much at tention in modern astrophysics research. The shadow of blackiholes in the presenceiof plasma and naked singularities will be computed ...
• Gravitational Lensing by a Dark Compact Object in Modified Gravity 

  Rehman, Nagina (National University of Science and Technology NUST H-12 Islamabad, 2024-12-17)

  This study investigates gravitational lensing in modified gravity theories, focusing on the lensing phenomenon in strong and weak gravitational fields. We derive the weak bending angle of light using modified gravity ...
• Shadow Cast by Black Holes under the Influence of Plasma and Shadow Geometry of Naked Singularities 

  Yasmin, Saira (School of Natural Sciences National University of Sciences and Technology, 2024-06-11)

  The investigation of black holes and naked singularity shadows has attracted much at tention in modern astrophysics research. The shadow of blackiholes in the presenceiof plasma and naked singularities will be computed ...
• A Longitudinal Case Study of Depression, Anxiety and Stress among Science Students at University Using DASS-21 

  Binte Mudassir, Hafiza Fasiha (School of Natural Sciences National University of Sciences and Technology, 2024-08-29)

  This thesis investigates the levels of depression, anxiety and stress among univer sity students at the School of Natural Sciences, National University of Sciences and Technology (SNS NUST) Islamabad, using the Depression ...
• Periodic Orbits of Test Particles in Spherically Symmetric Spacetimes 

  Shabbir, Oreeda (National University of Science and Technology NUST H-12 Islamabad, 2024-10-31)

  In this dissertation, weiinvestigate the periodic orbitsiof the massive particlesiaround three distinct spacetimes: Schwarzschild black hole, Fisher/Janis-Newman-Winicour (F/JNW) spacetime, and Modified Gravity (MOG) ...
• Mei Symmetries of Lagrangian of the Minkowski Spacetime 

  Mughal, Aqsa (School of Natural Sciences National University of Sciences and Technology H-12, Islamabad, Pakistan, 2024-10-21)

  This thesis explores Mei symmetries related to the Lagrangian of Minkowski space-time. The study begins by analyzing the criteria for Mei symmetries, followed by applying the Minkowski space-time Lagrangian to derive the ...
• Gravitational Lensing by Black Holes in General Relativity and R2 Gravity 

  Maryam, Shafia (School of Natural Sciences National University of Sciences and Technology, 2024-10-17)

  The phenomenon of gravitational lensing in both strong and weak deflection limits is discussed in this thesis. Solutions of Buchdahl’s ODE in R2 gravity are considered as spacetimes in this work. Weak deflection angle ...
• Mathematical Modeling and Exact Solutions for Non-Newtonian Nano uids and Financial Mathematics 

  Javaid, Saba (School of Natural Sciences National University of Sciences and Technology, 2024-09-23)

  The main focus of the thesis is to provide exact solutions to the mathematical models that arise in the realm of non-Newtonian nano uid ow over a at surface and option pricing in nancial mathematics. Exact solutions ...
• Earthquake Analysis of The Hindukush Range by Using Statistical Methods 

  Zaka, Aiman (School of Natural Sciences National University of Sciences and Technology, 2024-09-05)

  The Hindukush region is renowned for its high seismic activity, making it a crucial area for earthquake analysis. This research examines the earthquake data from 2008 to 2010 utilizing sophisticated statistical techniques. ...
• Early Detection of Diabetic Retinopathy using Machine Learning Classifiers 

  Maryam, Somia (School of Natural Sciences National University of Sciences and Technology, 2024-05-31)

  Diabetic Retinopathy (DR) is a serious complication of diabetes that can lead to blind ness if not detected early. Diabetes, along with diabetic retinopathy, is associated with causing harm to the eyes, characterized ...
• Scattering of GravitationalWaves and their Energy 

  Abbasi, Kamran Qadir (School of Natural Sciencesm, (SNS) NUST, 2024)

  This thesis primarily focuses on the study of plane gravitational waves and their collisions, which are exact solutions of the vacuum Einstein field equations. Independently, both Khan and Penrose, as well as Szekeres, ...
• Chiral Nonlinear Schrödinger Equation in (1+2) dimensions and Simplest Equation Technique 

  Hafeez, Ahsan (School of Natural Sciences National University of Sciences and Technology, 2024-09-03)

  In this study, we employ two efficient analytical techniques the simplest equation ap proach and the tanh-coth method to investigate the (1+2) dimensional non-linear chiral Schrödinger equation. In condensed matter ...
• Analysis of fluid flows having MHD and thermal radiation impacts over a stretchable cylindrical pipe under the influence of suction and injection 

  Fatima, Ayman (School of Natural Sciences National University of Sciences and Technology, 2024-09-09)

  Engineers and scientists have recently shown considerable interest in studying the f luid flow and heat transfer around elongating cylinders either for Newtonian or non Newtonian fluids. The interest in this topic ...
• Four Step F-Stable Iterative Technique for Garcia-Falset Mapping with Improved Convergence and Various Applications 

  Begum, Shaista (School of Natural Sciences National University of Sciences and Technology, 2024-09-23)

  In thisothesis, Firstowe presentiainewoform of iterative technique. This new itera tiveostrategy forocontraction mappingooutperforms previousomethods suchoas Picard, Thakur etoal.,iand Asghar Rahimi and many more. We ...
• Outlier Detection in Gastrointestinal Tract Images using Machine Learning Algorithms 

  Qaisar, Rimsha (School of Natural Sciences National University of Sciences and Technology, 2024-09-05)

  This study explores the effectiveness of Convolutional Neural Networks (CNNs) and DenseNet models for binary and multi-class classification tasks using the Kvasir dataset, which consists of gastrointestinal tract images. ...
• Estimation of Health Indicator at Dis-aggregated Geographic Levels 

  Soomro, Iqra (School of Natural Sciences National University of Sciences and Technology, 2024-08-12)

  This study leverages data from the Demographic and Health Surveys (DHS) conducted in 2017-18 and 2019 to examine the utilization of antenatal care (ANC) services among women across various districts in Pakistan. The ...
• A Longitudinal Case Study of Depression, Anxiety and Stress among Science Students at University Using DASS-21 

  Binte Mudassir, Fasiha (School of Natural Sciences National University of Sciences and Technology, 2024-08-29)

  This thesis investigates the levels of depression, anxiety and stress among univer sity students at the School of Natural Sciences, National University of Sciences and Technology (SNS NUST) Islamabad, using the Depression ...

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