dr.lobna Said

Dr. Lobna A. Said

Program Director of Microelectronics System Design (MSD)

Faculty Office Ext.

1757

Faculty Building

UB2

Office Number

S17

Biography

Lobna A. Said (Senior Member IEEE 2020) is a full-time Associate Professor at the Faculty of Engineering and Applied Science, Nile University (NU). She is the director of the Microelectronics System Design Master Program (MSD) and the former Co-director of the Nanoelectronics Integrated System Design Research Center (NISC). She received her B.Sc., M.Sc., and PhD in electronics and electrical communications from Cairo University, Egypt, in 2007, 2011, and 2016, respectively. She has over 200 publications distributed between high-impact journals, conferences, and book chapters. She has an H- index of 31, as reported by the Scopus database. Her interdisciplinary research interests include modeling, control, optimization techniques, analog and digital integrated circuits, fractional-order circuits and systems, Memristors, non-linear analysis, and chaos theory.

She was involved in many national/international research grants as a PI, Co-PI, or Senior Researcher/ Member.

She is the Vice-Chair of the technical Chapters of the IEEE Egypt Section and the Chair of the IEEE Computational Intelligence Egypt Chapter. She is the Counselor of the IEEE NU student branch 2018-present. She has been the Co-chair of WIE in the IEEE CAS Egypt Technical Chapter since 2021.

She won the state encouragement award for the year 2019 in engineering science. She received the Excellence Award from the Center for the Development of Higher Education and Research in 2019 for the best PhD thesis in 2016. She won the Dr Hazem Ezzat Prize for Outstanding Researcher NU 2019 and 2020. Her name was in the Top 2% of Scientists, according to the Stanford Report for 2019, 2020, and 2021. She has received the Recognized Reviewer Award from many international journals. She was awarded the IEEE Outstanding Branch Counselor & Branch Chapter Advisor Award in 2021. In 2022, she received the Junior Faculty Development Program (JFDP) from Fulbright. In 2023, She received the Africa Science Leadership Programme (ASLP) fellowship from The University of Pretoria and the Global Young Academy, with the support of the Robert Bosch Stiftung.

In 2019, she was selected as a member of the Egyptian Young Academy of Sciences (EYAS) to empower and encourage young Egyptian scientists in science and technology and build knowledge-based societies. In 2020, she was elected as the Co-Chair of EYAS. Furthermore, in 2020, she was selected to be an African Academy of Science (AAS) affiliate member. In 2020, she was also chosen to be a Member of the Arab-German Young Academy of Sciences and Humanities (AGYA). In 2021, she was selected to be a Member of the Council for Future Studies and Risk Management, ASRT, Egypt.

Additionally, she served on the technical and organizing committees of many international conferences, organized special sessions, and was selected as a TWAS Young Affiliate. In 2022, she was elected as a steering committee member of AGYA. In 2022, she joined the editorial board of Four journals belonging to these publishers: Elsevier, MDPI, and Frontiers. In 2023, she was elected to be the co-president of AGYA and selected to be a Member of the Organization for Women in Science for the Developing World (OWSD)

Achievements

1) Lobna Said received The Stat Encouragement Award 2019 in engineering science. for Research Award from the Ministry of Scientific Research - Academy of Scientific Research and Technology.

2) Lobna Said received the Dr. Hazem Ezzat Prize for the outstanding Researcher, NU for 2019/ 2020. for Research Award from Nile University.

3) Lobna Said received The 2nd Place Best paper award Prize in ICM Conference, Jordon 2020 for Research Award from ICM Conference.

4) Lobna Said received the Dr. Hazem Ezzat Prize for the outstanding Researcher, NU for 2018/ 2019. for Research Award from Nile University.

5) Lobna Said received the Best Thesis Supervisor for the M.Sc. student Esraa Hamed, Nile University, 2019. for Research Award from Nile University.

6) Lobna Said received the Excellence Award from the Center for the Development of Higher education and Research 2016 for Research Award from the Center for the Development of Higher education Research.

7) Lobna Said received the Best paper award (electronic section) at the MOST Conference, Thessaloniki, Greece, 2017. the paper titled “FPGA Realization of Caputo and Grünwald-Letnikov Operators for Research Award from MOCAST Conference.

8)Lobna Said being as  Arab Co-President of the Arab-German Young Academy of Sciences and Humanities 
(AGYA)  for this year Nov 23 to nov 24

9)She was elected as the Co-president of the Arab-German Young Academy of Sciences and Humanities (AGYA) in 2023

Recent Publications

Parameter identification of fractional-order chaotic systems using different Meta-heuristic Optimization Algorithms

Fractional-order chaotic systems (FOCS) parameter identification is an essential issue in chaos control and synchronization process. In this paper, different recent Meta-heuristic Optimization Algorithms are used to estimate the parameters and orders of three FOCS. The investigated systems are Arneodo, Borah rotational attractor and Chen double- and four-wing systems. The employed algorithms are

Circuit Theory and Applications

Fractional-order Nonminimum-phase Filter Design

This paper introduces the design procedure of the fractional-order Soliman Nonminimum-phase filter. Theoretical analysis has been carried out providing the critical frequencies of the filter. The effect of fractional-order parameter \alpha on the filter response has been investigated. Additionally, two different approximation techniques (Oustaloup and Matsuda) have been employed to realize the

Circuit Theory and Applications

Tunable fractional-order band-pass filter of order 2α

In this work, a novel implementation of a tunable fractional-order bandpass filter of order 2α is proposed. The transfer function of the presented filter is approximated using the second-order Continued Fraction Expansion (CFE) approximation technique. The filter transfer function is realized using the Inverse Follow the Leader Feedback (IFLF) structure. The Operational Transconductance Amplifiers

Circuit Theory and Applications

Chaotic Flower Pollination and Grey Wolf Algorithms for parameter extraction of bio-impedance models

Precise parameter extraction of the bio-impedance models from the measured data is an important factor to evaluate the physiological changes of plant tissues. Traditional techniques employed in the literature for this problem are not robust which reflects on their accuracy. In this paper, the Flower Pollination Algorithm (FPA), the Grey Wolf Optimizer (GWO) and ten of their chaotic variants are

Circuit Theory and Applications

FPGA Implementation of the Fractional Order Integrator/Differentiator: Two Approaches and Applications

Exploring the use of fractional calculus is essential for it to be used properly in various applications. Implementing the fractional operator Dα in FPGA is an important research topic in fractional calculus; in the literature, only a few FPGA implementations have been proposed due to the memory dependence of the fractional order systems. In this paper, FPGA implementations of fractional order

Circuit Theory and Applications

Fractional order integrator/differentiator: FPGA implementation and FOPID controller application

This paper introduces two FPGA based design approaches of the fractional order integrator and differentiator using Grünwald Letnikov (GL) definition where fixed window and linear approximation approaches are considered. The main advantage of the linear approximation method is that it reduces the huge memory of the fractional order systems. One of the top applications of fractional calculus is the

Circuit Theory and Applications

Fractional-Order Oscillators Based on Double Op-Amp

In this paper, complete analysis and design for fractional-order oscillators based on double Op-Amp are presented. The fractional order parameters enrich the oscillator design by offering the extra degree of freedom which adds more flexibility to the design. Two oscillators with double op-Amp are introduced. The oscillation frequency, condition, phase difference and the characteristic equation for

Circuit Theory and Applications

Stability analysis of fractional-order Colpitts oscillators

The mathematical formulae of six topologies of fractional-order Colpitts oscillator are introduced in this paper. Half of these topologies are based on MOS transistor, and the other half is based on BJT transistor. The design procedure for all of these topologies is proposed and summarized for each one. Stability analysis is very crucial in oscillators’ design, as oscillators should have its poles

Circuit Theory and Applications

A universal floating fractional-order elements/memelements emulator

In this paper, a generalized floating emulator block is proposed using grounded elements. The proposed emulator is a universal emulator that is used to realize any floating elements such as fractional-order element (FOE) and fractional-order memelements (FOME). Different implementations for the introduced emulator are presented using different active blocks and generalized impedances. The

Circuit Theory and Applications
Research Tracks
  • Analog integrated circuits.
  • Digital integrated circuits.
  • Fractional order circuits and systems.
  • Chaos Theory and Nonlinear systems.
  • Fractional-order biomedical applications.
  • Fractional calculus.
  • Renewable energy.
  • Wastewater treatment and agriculture
Projects
3
Research Project

Wireless Monitoring of Fruit Growth Using an Electrical BioImpedance Sensor Device

The idea of this project is to graph the quality of fruits and vegetables similar to ECG in humans. The purpose of this project is to build a prototype for a portable wireless electronic device capable of measuring live tissue with fruits or vegetables using bioimpedance and some mathematical & electrical models then transmitting data to the base station. This project will add scientific and
Chaotic
Research Project

Software Algorithm and Hardware Implementations of Information Security Using Number Theory and Chaotic Systems

The project aims at proposing novel software algorithms for information security and their hardware implementations. The algorithms will utilize different methods based on number theory and chaos theory. Cryptography and information hiding systems will be developed for different media data types such as text, image, audio and video. The project will investigate different classes of symmetric
1
Research Project

Smart Agriculture in Internet of Things Era

Efficient management of the Earth’s water resources has surged in urgency due to the confluence of several factors, including population growth, climate change, urbanization, etc. Irrigation stands out as one of the major sources of water utilization that can benefit drastically from novel approaches to water management. The nominal method for smart irrigation is to use some weather conditions to
3
Research Project

Fractional-order Complex Chaotic Systems: FPGA Implementation and Applications

Fractional calculus (FC) has been proved through numerous research examples to be a superior tool for system description to the narrow integer order domain. This is achieved through the extra parameters introduced by allowing the differential or integral orders to take non-integer values. The promising capabilities of fractional-order devices challenge the research to find a way to simulate its
3
Research Project

FPGA/FPAA Implementation of Fractional-order Systems

Fractional Calculus (FC) has been proved through numerous research examples to be a superior tool for system description to the narrow integer order domain. This is achieved through the extra parameters introduced by allowing the differential or integral orders to take non-integer values. The promising capabilities of fractional-order devices challenge the research to find a way to simulate its
5
Research Project

Ternary Logic Gates Design

Nowadays, the demand for building CNTFET-based ternary systems has been increasing. The current two-level binary logic and MOSFET technology have been facing limitations in chip size, design complexity, and power consumption. In this proposal, the method to design Ternary logic gates based on CNTFET and Memristor is proposed. Implementing Ternary Full-Adders and Multipliers is also discussed in
3
Research Project

Two Port Fractional-order Oscillators and Filters Suitable for Tissue Modeling

Objective: This project aims to study the relation between the mathematical fundamentals of fractional calculus and the concept of two-port circuit networks in the design of oscillators and filters with their analyses. These concepts will be applied to the Cole-Cole model, suitable for agriculture and biomedical applications tissue modelling. Outcomes: Literature Surveys (2 Journals + 2 Chapters)
Research Project

Efficient Implementation of Reconfigurable Machine Learning IP Cores on FPGA

This project's aim is to develop a working flow providing a better and an efficient way for implementing Machine Learning algorithms having a balance between high performance and low power consumption. Objective/Contributions: Software Implementation of Machine Learning Algorithms Hardware Implementation of Machine Learning Algorithms Efficient Power Consumption Reconfigurable Design of ML FPGA IP
Research Project

Multi-stage Low-cost Treatment of Dyes and Paints Wastewater by Coagulation, Adsorption, and Filtration for Reuse in Several Application

Objective/Contributions: Designing and constructing a low-cost, efficient, rapid environmentally friendly treatment system for textile and paint industries' recycling and treatment. Conducting a comprehensive literature database of all the reuse and treatment methods, in paints wastewater treatment and all the pilot plants, and treatment plants used success stories that successfully reduce the
Research Project

Multi-purposes Reading IoT-based Smart Platform

Objectives/Contributions: The project aims to introduce a solution for a multi-protocol environment. The proposed device that represents the ultimate goal of the project will act as an interpreter between different communication media, representing the project’s main deliverable. Furthermore, we propose to have a smart device to estimate the channel performance and decide the optimum communication
Research Project

Making Graduates in Egypt, Libya and Palestine Ready for the Job Market

Objectives/Contributions: Many Arab countries have to deal with discrepancies between the educational output and the actual needs of their labour markets. Introducing capacity-building trainings for new graduates is an optimal approach to bridge this gap, improve their skills and increase their marketability for industry or academia, which is the aim of the project by the AGYA Working Group Arab
Research Project

Improving Job Market Skills of Graduates

In Egypt and its neighbouring countries, a mismatch between educational output and training requirements of the labour market has been a significant constraint on economic development. Pre-employment skills are essential to prepare newly graduated students for the job market in the industry as well as academia. AGYA members Dr. Lobna Said, Dr. Mohamed Abou El-Enein, Dr. Shadi Albarqouni and Dr
77
Research Project

Bio-Mimetic Locomotion of Soft Turtle Robot

Abstract Amphibious robots have great potential for a variety of applications, but their design can be complex and expensive. Bio-inspired soft robotics offers a promising solution, as their actuators can perform evenly on land and underwater. Our robot takes inspiration from turtle locomotion as it bridges the gap between traditional four-legged robots and swimming robots. The robot can be
77
Research Project

Bio-inspired Soft Robot for Monitoring Coral Reefs

Abstract Coral reefs play a crucial role in supporting a quarter of all aquatic life, but their existence is now threatened by ongoing climate changes. Our project aims to develop an underwater soft robot that can mimic the morphology and shape of actual marine creatures and to imitate their swimming motion. This robot can play a critical role as monitoring platform to understand the reefs