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检索条件"作者=Hadia El-Hennawy"
6115 条 记 录,以下是1-10 订阅
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QSM-IDM -A novel quadrature spatial modulation based on interleaving division multiplexing for multiple antenna system
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Digital Communications and Networks 2019年 第3期5卷 183-188页
作者: Sherif K. el Dyasti Esam A.A. Hagras hadia el-hennawy Ain Shams Cairo Egypt elec and Comm. Dept Technical Research Centre Cairo Egypt Faculty of Engineering Ain Shams Cairo Egypt
Quadrature Spatial Modulation (QSM) is a high spectral efficiency Multiple-Input Multiple Output (MIMO) technique used to improve the spectral efficiency of wireless communication systems. The main concept of QSM is t... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Approximate electromagnetic Cloaking of a Dielectric Sphere Using Homogeneous Isotropic Multi-Layered Materials
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Journal of electromagnetic Analysis and Applications 2013年 第10期5卷 379-387页
作者: Hany M. Zamel Essam el Diwany hadia el hennawy electronics Research Institute (ERI) Microwave Engineering Department Cairo Egypt Faculty of Engineering Ain Shams University Cairo Egypt
In cloaking, a body is hidden from detection by surrounding it by a coating consisting of an unusual anisotropic nonhomogeneous material. The permittivity and permeability of such a cloak are determined by the coordin... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Performance of Analysis Cognitive Radio with Cooperative Sensing under Malicious Attacks over Nakagami Faded Channels
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Wireless Engineering and Technology 2016年 第2期7卷 67-74页
作者: Hagar O. Shazly Asmaa Saafan Hesham el Badawy hadia M. el hennawy Faculty of Engineering Ain Shams University Cairo Egypt National Telecommunication Institute (NTI) Cairo Egypt
The different realistic propagation channels are faced frequently the multipath fading environments. The main goal of this system design (cognitive radio network) is to improve the efficiency of spectrum access on a n... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Performance Assessment of Coded-Beam High Throughput Satellites
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International Journal of Communications, Network and System Sciences 2017年 第8期10卷 218-226页
作者: Eman S. Abass Joseph V. M. Halim hadia M. el-hennawy electronics and Communication Department MTI University Cairo Egypt electronics and Communication Department Ain Shams University Cairo Egypt
High-throughput satellite (HTS) systems usually make use of Multibeam coverage at high frequency bands in order to offer broadband access of large areas. Multibeam coverage increases the available capacity through fre... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Gender-Based Analysis of User Reactions to Facebook Posts
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Big Data Mining and Analytics 2024年 第1期7卷 75-86页
作者: Yassine el Moudene Jaafar Idrais Rida el Abassi Abderrahim Sabour Mathematical Engineering and Computer Science Laboratory Faculty of SciencesIbn Zohr UniversityAgadir 8706Morocco Department of Computer Science Mathematical−High School of Technology Ibn Zohr UniversityAgadir 8706Morocco
Online Social Networks(OSNs)are based on the sharing of different types of information and on various interactions(comments,reactions,and sharing).One of these important actions is the emotional reaction to the conten... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Modeling environmental sensitivity and risk assessment of PAHs in sediments along two marine coastal areas in Egypt
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Petroleum Research 2024年 第1期9卷 125-142页
作者: Muhammad A.el-Alfy National Institute of Oceanography and Fisheries NIOFCairoEgypt
Modeling the environmental sensitivity index(ESI)is vital in the planning and management processes,especially along the coastal areas.The main objectives of the study were to define the main sources of polycyclic arom... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
The role of polymorphic cytochrome P450 gene(CYP2B6)in B-chronic lymphocytic leukemia(B-CLL)incidence and outcome among Egyptian patients
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Oncology Research 2024年 第4期32卷 785-797页
作者: MENNA AL-ADL MAGDY MYOUSSEF AHMED el-SEBAIE SHERIF REFAAT AFAF el-SAID Division of Biochemistry Department of ChemistryFaculty of ScienceMansoura UniversityMansoura35511Egypt Hematology Unit Department of Clinical PathologyFaculty of MedicineMansoura UniversityMansoura35511Egypt Medical Oncology Unit Oncology Center Mansoura UniversityMansoura35511Egypt Department of Genetics Mansoura University Children’s HospitalMansoura35511Egypt
Cytochromes P450(CYPs)play a prominent role in catalyzing phase I xenobiotic biotransformation and account for about 75%of the total metabolism of commercially available drugs,including chemotherapeutics.The gene expr... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Stability analysis of a time-delayed Van der Pol–Helmholtz–Duffing oscillator in fractal space with a non-perturbative approach
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Communications in Theoretical Physics 2024年 第4期76卷 22-31页
作者: Yusry O el-Dib Department of Mathematics Faculty of EducationAin Shams UniversityRoxyCairoEgypt
The time-delayed fractal Van der Pol–Helmholtz–Duffing(VPHD)oscillator is the subject of this paper,which explores its mechanisms and highlights its stability analysis.While time-delayed technologies are currently g... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Nonlinear wave dispersion in monoatomic chains with lumped and distributed masses:discrete and continuum models
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Applied Mathematics and Mechanics(English Edition) 2024年 第4期45卷 633-648页
作者: E.GHAVANLOO S.el-BORGI School of Mechanical Engineering Shiraz UniversityShiraz 71963-16548Iran Mechanical Engineering Program Texas A&M University at QatarDoha 23874Qatar
The main objective of this paper is to investigate the influence of inertia of nonlinear springs on the dispersion behavior of discrete monoatomic chains with lumped and distributed masses.The developed model can repr... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Immunoglobulin A glomerulonephropathy:A review
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World Journal of Clinical Cases 2024年 第8期12卷 1388-1394页
作者: Mohamad el Labban Salim Surani Department of Internal Medicine Mayo Cliic Health SystemMankatoMN 56001United States Department of Medicine&Pharmacology Texas A&M UniversityCollege StationTX 77843United State
In this editorial,we comment on the article by Meng et al published in the World Journal of Clinical Cases.We comprehensively review immunoglobulin A nephro-pathy(IgAN),including epidemiology,clinical presentation,dia... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论