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36 Results Found

  • Article
  • Open Access
7 Citations
2,930 Views
29 Pages

Metaheuristic Optimization Algorithm Based Cascaded Control Schemes for Nonlinear Ball and Balancer System

  • Farhan Zafar,
  • Suheel Abdullah Malik,
  • Tayyab Ali,
  • Amil Daraz and ,
  • Atif M. Alamri,
  • Salman A. AlQahtani and
  • Farkhunda Bhatti
  • + 2 authors+ 0 author

29 January 2024

The ball and balancer system is a popular research platform for studying underactuated mechanical systems and developing control algorithms. It is a well-known two-dimensional balancing problem that has been addressed by a variety of controllers. Thi...

(This article belongs to the Special Issue Design and Control of Complex and Intelligent Systems)
  • Article
  • Open Access
4 Citations
2,559 Views
13 Pages

Impact of Total Ionizing Dose on Radio Frequency Performance of 22 nm Fully Depleted Silicon-On-Insulator nMOSFETs

  • Zhanpeng Yan,
  • Hongxia Liu,
  • Menghao Huang,
  • Shulong Wang and ,
  • Shupeng Chen,
  • Xilong Zhou,
  • Junjie Huang and
  • Chang Liu
  • + 3 authors+ 0 author

24 October 2024

In this paper, the degradation mechanism of the RF performance of 22 nm fully depleted (FD) silicon-on-insulator nMOSFETs at different total ionizing dose levels has been investigated. The RF figures of merit (the cut-off frequency fT, maximum oscill...

  • Article
  • Open Access
5 Citations
5,583 Views
6 Pages

Performance Improvement of Total Ionization Dose Radiation Sensor Devices Using Fluorine-Treated MOHOS

  • Wen-Ching Hsieh,
  • Hao-Tien Daniel Lee,
  • Fuh-Cheng Jong and
  • Shich-Chuan Wu

29 March 2016

Fluorine-treated titanium nitride–silicon oxide–hafnium oxide–silicon oxide–silicon devices (hereafter F-MOHOS) are candidates for total ionization dose (TID) radiation sensor applications. The main subject of the study reportedherein is the performa...

(This article belongs to the Special Issue Selected Papers from the 2nd International Electronic Conference on Sensors and Applications)
  • Article
  • Open Access
12 Citations
5,023 Views
23 Pages

13 August 2019

In this work, we characterized the ionospheric disturbances generated during the Japan Tohoku earthquake of 11 March 2011, by means of the Atomic Decomposition Detector of Traveling Ionospheric Disturbances (ADDTID) algorithm. This algorithm automati...

(This article belongs to the Section Atmospheric Remote Sensing)
  • Article
  • Open Access
256 Views
21 Pages

Anomalous Ionogram Traces over European Mid-Latitudes: Climatology and Association with Travelling Ionospheric Disturbances

  • Blessy Varghese,
  • Krishnendu Sekhar Paul,
  • Ankitha Nandakumar,
  • Ola Abu Elezz and ,
  • Haris Haralambous and
  • Tiju Joseph Mathew
  • + 1 author+ 0 author

10 October 2026

Anomalous ionogram traces are characteristic ionogram signatures, appearing as split, branching, cusp, U-, sickle-, and crescent-shaped structures in the F-region trace, that are commonly associated with travelling ionospheric disturbances (TIDs) and...

(This article belongs to the Special Issue Advances in Solar–Terrestrial Relationships: Understanding Space Weather Impacts and Their Physical Basis)
  • Article
  • Open Access
3 Citations
3,613 Views
16 Pages

17 September 2023

International construction professional service (I-CPS) refers to a knowledge-intensive professional service (KIPS), such as architecture, engineering, and consultancy, which uses technology/human capital as its major input and is better positioned t...

(This article belongs to the Section Economic and Business Aspects of Sustainability)
  • Article
  • Open Access
11 Citations
6,432 Views
10 Pages

Effects of Fractionation and Combinatorial Evaluation of Tamarindus indica Fractions for Antibacterial Activity

  • Uchechukwu U. Nwodo,
  • Christian U. Iroegbu,
  • Augustine A. Ngene,
  • Vincent N. Chigor and
  • Anthony I. Okoh

9 June 2011

Six fractions, named TiA – TiF, were obtained by fractionating the crude ethanol extract of the stem bark of Tamarindus indica using column chromatographic techniques. On TLC, fraction TiB showed five bands, TiC three bands, while TiD and TiE showed...

  • Brief Report
  • Open Access
501 Views
10 Pages

Background/Objectives: Croatia is among the European countries with moderately high antibiotic consumption and correspondingly elevated antimicrobial resistance (AMR) rates. National-level surveillance, however, masks substantial county-level heterog...

  • Article
  • Open Access
45 Citations
4,304 Views
20 Pages

Effective Load Frequency Control of Power System with Two-Degree Freedom Tilt-Integral-Derivative Based on Whale Optimization Algorithm

  • Preeti Ranjan Sahu,
  • Kumaraswamy Simhadri,
  • Banaja Mohanty,
  • Prakash Kumar Hota and ,
  • Almoataz Y. Abdelaziz,
  • Fahad Albalawi,
  • Sherif S. M. Ghoneim and
  • Mahmoud Elsisi
  • + 3 authors+ 0 author

12 January 2023

Nowadays, the operation and control of power systems are a big challenge. An essential part of the power system (PS) control is load frequency control (LFC). Different secondary controllers are implemented for the frequency control problem. Hence, ca...

(This article belongs to the Special Issue Artificial Intelligence Applications in Power and Energy Systems)
  • Article
  • Open Access
1 Citations
574 Views
27 Pages

1 July 2026

During geomagnetic storms, ionospheric disturbances can undergo substantial spatiotemporal restructuring and affect high-precision GNSS applications. This study investigates the multiscale ionospheric response over Brazil during the intense geomagnet...

(This article belongs to the Special Issue Advances in GNSS Remote Sensing for Ionosphere Observation)
  • Article
  • Open Access
8 Citations
1,612 Views
24 Pages

Insights into Conjugate Hemispheric Ionospheric Disturbances Associated with the Beirut Port Explosion on 4 August 2020 Using Multi Low-Earth-Orbit Satellites

  • Adel Fathy,
  • Yuichi Otsuka,
  • Essam Ghamry,
  • Dedalo Marchetti and ,
  • Rezy Pradipta,
  • Ahmed I. Saad Farid and
  • Mohamed Freeshah
  • + 2 authors+ 0 author

30 May 2025

In this study, we analysed remote sensing data collected during the Beirut port explosion on 4 August 2020 at 15.08 UT. For this purpose, we selected three Low-Earth-Orbit (LEO) satellite missions that passed near the Beirut port explosion site immed...

(This article belongs to the Special Issue Advances in GNSS Remote Sensing for Ionosphere Observation)
  • Article
  • Open Access
8 Citations
3,512 Views
26 Pages

Centralized Two-Tiered Tree-Based Intrusion-Detection System (C2T-IDS)

  • Hisham Abdul Karim Yassine,
  • Mohammed El Saleh,
  • Bilal Ezzeddine Nakhal and
  • Abdallah El Chakik

5 November 2025

The exponential growth of Internet of Things (IoT) devices introduces significant security challenges due to their resource constraints and diverse attack surfaces. To address these issues, this paper proposes the Centralized Two-Tiered Tree-Based In...

  • Article
  • Open Access
358 Views
33 Pages

16 September 2026

The Industrial Internet of Things (IIoT) is being used a lot in important areas like advanced manufacturing, smart energy systems, and intelligent cities. Watching for intrusion detection is very important for the safety of the IIoT. Nevertheless, mu...

(This article belongs to the Section Sensor Networks)
  • Technical Note
  • Open Access
1,656 Views
15 Pages

Statistical Characteristics of Spread F in the Northeastern Edge of the Qinghai-Tibet Plateau during 2017–2022

  • Zhichao Liu,
  • Chunhua Jiang,
  • Tongxin Liu,
  • Lehui Wei and ,
  • Guobin Yang,
  • Hua Shen,
  • Wengeng Huang and
  • Zhengyu Zhao
  • + 3 authors+ 0 author

25 March 2024

Spread F (SF) in the ionosphere can be observed frequently in mid-latitude regions. It is suggested that atmospheric gravity waves play a significant role for the seeding of mid-latitude SF. Previous research suggested that the source of travelling i...

(This article belongs to the Special Issue Applications of Remote Sensing in Monitoring Ionospheric and Atmospheric Physics)
  • Communication
  • Open Access
1 Citations
3,002 Views
7 Pages

Pharmacokinetics of Meropenem in People with Cystic Fibrosis—A Proof of Concept Clinical Trial

  • Jan C. Kamp,
  • Jan Fuge,
  • Felix C. Ringshausen,
  • Denis Grote-Koska and ,
  • Korbinian Brand,
  • Lukas Graalmann,
  • Ralf-Peter Vonberg,
  • Tobias Welte and
  • Jessica Rademacher
  • + 4 authors+ 0 author

Anti-infective treatment of pulmonary exacerbations is a major issue in people with cystic fibrosis (CF). Individualized dosing strategies and adaptation of infusion times are important concepts to optimize anti-infective therapy. In this prospective...

(This article belongs to the Section Antibiotics Use and Antimicrobial Stewardship)
  • Article
  • Open Access
440 Views
74 Pages

27 August 2026

This paper presents the Adaptive Confidence-Gated Ensemble (ACGE) framework for Network Intrusion Detection Systems (NIDSs) in resource-heterogeneous fog-IoT deployments. No single algorithmic paradigm simultaneously achieves high minority-class dete...

(This article belongs to the Section A: Computer Science)
  • Article
  • Open Access
1,897 Views
13 Pages

Background/Objectives: The global response to the COVID-19 pandemic included a notable shift in antibiotic prescribing patterns, with use declining and then rising again as restrictions were lifted. In Poland, point-of-care (POC) testing for infectio...

(This article belongs to the Section Antibiotics Use and Antimicrobial Stewardship)
  • Article
  • Open Access
12 Citations
5,680 Views
16 Pages

Steady γ-Ray Effects on the Performance of PPP-BOTDA and TW-COTDR Fiber Sensing

  • Isabelle Planes,
  • Sylvain Girard,
  • Aziz Boukenter,
  • Emmanuel Marin and ,
  • Sylvie Delepine-Lesoille,
  • Claude Marcandella and
  • Youcef Ouerdane
  • + 2 authors+ 0 author

17 February 2017

We investigated the evolution of the performances of Pulse Pre Pump-Brillouin Time Domain Analysis (PPP-BOTDA) and Tunable Wavelength Coherent Optical Time Domain Reflectometry (TW-COTDR) fiber-based temperature and strain sensors when the sensing op...

(This article belongs to the Section Physical Sensors)
  • Article
  • Open Access
169 Views
32 Pages

FPGA-DSP Tightly Coupled PHM Architecture with Radiation-Tolerant Mechanisms for Spaceborne NOR Flash

  • Maolin Yang,
  • Peijun Zhong,
  • Xiaomeng Liu,
  • Chongru Wang and ,
  • Jiejie Sun,
  • Yong Liu and
  • Jiawei Shen
  • + 2 authors+ 0 author

20 October 2026

The growing demand for low-cost, high-reliability onboard storage in commercial aerospace missions poses significant challenges for industrial-grade NOR Flash memory, which must contend with gradual total-ionizing-dose (TID) degradation and potential...

(This article belongs to the Special Issue Emerging Technologies in FPGAs and Custom ASICs for Aerospace and Safe-Critical Applications)
  • Article
  • Open Access
8 Citations
1,991 Views
27 Pages

Subauroral and Auroral Conditions in the Mid- and Low-Midlatitude Ionosphere over Europe During the May 2024 Mother’s Day Superstorm

  • Kitti Alexandra Berényi,
  • Veronika Barta,
  • Csilla Szárnya,
  • Attila Buzás and
  • Balázs Heilig

17 July 2025

This study focuses on the mid- and low-midlatitude ionospheric response to the 2024 Mother’s Day superstorm, utilizing ground-based and Swarm satellite observations. The ground-based ionosonde measured F1, F2-layer, B0 and B1 parameters, as wel...

(This article belongs to the Special Issue Advances in Near-Earth Space and Atmospheric Physics from Ground-Based and Satellite Observations)
  • Review
  • Open Access
3,456 Views
19 Pages

1 December 2025

BU–MIT whistler wave injection experiments, which were conducted at Arecibo Observatory, started with the joint US–USSR Active Space Plasma Program Experiment on 24 December 1989. In this experiment, a satellite-borne VLF transmitter inje...

(This article belongs to the Special Issue A Themed Issue in Honor of Professor Lennart Stenflo on the Occasion of His 85th Birthday: Plasma Physics and Nonlinear Science)
  • Article
  • Open Access
433 Views
28 Pages

ARFU-IDS: Robust Federated Unlearning for Transformer-Based Intrusion Detection in IoT and Sensor Networks

  • Xudong Yang,
  • Zhenyu Zhang,
  • Qiuyan Li,
  • Zhenzhou Jing and ,
  • Xuyao Lu,
  • Yuxin Zhang and
  • Junwen Chen
  • + 2 authors+ 0 author

18 September 2026

Federated intrusion detection systems (FL-IDSs) for IoT and wireless sensor networks (WSNs) must remove client contributions after training when consent changes, devices retire, or compromised nodes are identified. Existing federated unlearning metho...

(This article belongs to the Special Issue Sensor Networks and Communication with AI)
  • Feature Paper
  • Article
  • Open Access
413 Views
18 Pages

Experimental and Computational Study of MoS2-CeO2@MXene Hybrid Material for Energy Storage Applications

  • Ali Riza,
  • Imran Murtaza,
  • Syed Irfan,
  • Sarfraz Ahmad and ,
  • Rajab Hussain,
  • Shafaat Hussain,
  • Fayyaz Hussain and
  • S. AlFaify
  • + 3 authors+ 0 author

19 September 2026

The paper includes the synthesis and characterization of a new ternary composite electrode material based on MXene (Ti3C2Tx), Molybdenum Disulfide (MoS2), and Cerium Oxide (CeO2) nanoparticles for supercapacitor applications. The heterostructure was...

(This article belongs to the Special Issue The Design and Synthesis of Nanomaterials for Electrochemical Energy Storage and Conversion)
  • Article
  • Open Access
5 Citations
5,889 Views
24 Pages

8 May 2024

This work presents a rad-hard 12-bit 3 MS/s resistor string DAC for space applications. The converter has been developed using rad-hardened techniques both at architecture and layout levels starting from a conventional topology. The design considers...

(This article belongs to the Topic Advances in Microelectronics and Semiconductor Engineering)
  • Article
  • Open Access
106 Citations
7,673 Views
16 Pages

A New Intrusion Detection System for the Internet of Things via Deep Convolutional Neural Network and Feature Engineering

  • Safi Ullah,
  • Jawad Ahmad,
  • Muazzam A. Khan,
  • Eman H. Alkhammash and ,
  • Myriam Hadjouni,
  • Yazeed Yasin Ghadi,
  • Faisal Saeed and
  • Nikolaos Pitropakis
  • + 3 authors+ 0 author

10 May 2022

The Internet of Things (IoT) is a widely used technology in automated network systems across the world. The impact of the IoT on different industries has occurred in recent years. Many IoT nodes collect, store, and process personal data, which is an...

(This article belongs to the Special Issue Cybersecurity Issues in Smart Grids and Future Power Systems)
  • Article
  • Open Access
41 Citations
7,747 Views
25 Pages

Deep neural networks (DNNs) are highly effective for intrusion detection systems (IDS) due to their ability to learn complex patterns and detect potential anomalies within the systems. However, their high resource consumption requirements including m...

(This article belongs to the Section ICT Infrastructures for Cybersecurity)
  • Article
  • Open Access
386 Views
43 Pages

Adaptive Non-Integer Frequency Control Design Based on EESC Optimization for CES-Integrated Multi-Microgrid

  • Essam H. Abdou,
  • Mohamed Ebeed,
  • Aisha F. Fareed,
  • Emad A. Mohamed and ,
  • Mokhtar Aly,
  • Abdelmageed M. Ali,
  • Kareem M. Metwally,
  • Abdallah Chanane and
  • Adel Agamy
  • + 4 authors+ 0 author

19 August 2026

Recently, microgrid (MG) structures include a mix of renewable energy sources (RES) and conventional sources. At high levels of RES penetration, reduced inertia and frequency stability have been confirmed in several studies. Properly designed and str...

  • Article
  • Open Access
30 Citations
6,912 Views
15 Pages

A Hybrid CNN–GRU Deep Learning Model for IoT Network Intrusion Detection

  • Kuburat Oyeranti Adefemi,
  • Murimo Bethel Mutanga and
  • Oyeniyi Akeem Alimi

Internet of Things (IoT) networks are constantly exposed to various security challenges and vulnerabilities, including manipulative data injections and cyberattacks. Traditional security measures are often inadequate, overburdened, and unreliable in...

(This article belongs to the Special Issue Security and Smart Applications in IoT and Wireless Sensor and Actuator Networks)
  • Article
  • Open Access
1 Citations
422 Views
25 Pages

APA3CID: An Intrusion Detection Algorithm Based on Feature Optimization and Asynchronous Actor-Critic Learning

  • Jiantao Cui,
  • Huicong Yu,
  • Jiahe Liu,
  • Ruipeng Li and ,
  • Wanwei Huang,
  • Haiyan Sun and
  • Sunan Wang
  • + 2 authors+ 0 author

23 May 2026

As the Industrial Internet of Things becomes increasingly interconnected with critical infrastructure, intrusion traffic exhibits characteristics such as high-dimensional redundancy, class imbalance, and temporal correlation, posing challenges for de...

  • Article
  • Open Access
12 Citations
2,922 Views
39 Pages

Modified Frequency Regulator Based on TIλ-TDμFF Controller for Interconnected Microgrids with Incorporating Hybrid Renewable Energy Sources

  • Emad M. Ahmed,
  • Ali Selim,
  • Hammad Alnuman,
  • Waleed Alhosaini and ,
  • Mokhtar Aly and
  • Emad A. Mohamed
  • + 1 author+ 0 author

21 December 2022

Reducing the emissions of greenhouse gases has directed energy sectors toward using renewable energy sources (RESs) and decreasing the dependency on conventional energy sources. Recently, developing efficient load frequency control (LFC) schemes has...

(This article belongs to the Section E2: Control Theory and Mechanics)
  • Article
  • Open Access
5 Citations
3,068 Views
11 Pages

Efficacy and Failure Patterns of Early SBRT to the Primary Tumor in Advanced EGFR-Mutation-Positive Lung Cancer with EFGR-TKI Treatment: A Prospective, Single Arm, Phase II Study

  • Yangyang Shi,
  • Hailing Xu,
  • William Y. Raynor,
  • Jiapei Ding and ,
  • Ling Lin,
  • Chao Zhou,
  • Wei Wang,
  • Yinnan Meng,
  • Xiaomai Wu and
  • Haihua Yang
  • + 7 authors+ 2 authors

22 November 2022

Early stereotactic body radiation therapy (SBRT) to the primary tumor combined with epidermal growth factor receptor tyrosine kinase inhibitor (EFGR-TKI) treatment may increase progression-free survival (PFS) by delaying resistance in patients with a...

(This article belongs to the Special Issue Feature Studies in Diagnostic Radiology)
  • Article
  • Open Access
3,543 Views
11 Pages

This paper presents a transistor-level design with extensive experimental validation of a Content Addressable Memory (CAM), based on an eXclusive OR (XOR) single-bit cell. This design exploits a dedicated architecture and a fully custom approach (bot...

(This article belongs to the Special Issue Low-Power CMOS Analog and Digital Circuits and Filters)
  • Article
  • Open Access
164 Views
23 Pages

1 November 2026

The widespread use of Internet of Things (IoT) devices across critical infrastructure sectors has created extensive and heterogeneous attack surfaces that conventional rule-based security frameworks are structurally unable to address. This paper prop...

(This article belongs to the Section Artificial Intelligence)
  • Article
  • Open Access
34 Citations
15,666 Views
24 Pages

How to Develop IoT Cloud e-Health Systems Based on FIWARE: A Lesson Learnt

  • Antonio Celesti,
  • Maria Fazio,
  • Fermín Galán Márquez,
  • Alex Glikson and ,
  • Hope Mauwa,
  • Antoine Bagula,
  • Fabrizio Celesti and
  • Massimo Villari
  • + 3 authors+ 0 author

Nowadays, the penetration of sensors and actuators in different application fields is revolutionizing all aspects of our daily life. One of the major sectors that is taking advantage of such cutting-edge cheap smart devices is healthcare. In this con...

(This article belongs to the Special Issue Sensor and Actuator Networks: Feature Papers)
  • Article
  • Open Access
15 Citations
4,005 Views
33 Pages

30 September 2024

This article starts from the premise that one of the global control strategies of the Permanent Magnet Synchronous Motor (PMSM), namely the Direct Torque Control (DTC) control strategy, is characterized by the fact that the internal flux and torque c...

(This article belongs to the Special Issue Control Systems for Next Generation Electric Applications)
  • Article
  • Open Access
394 Views
31 Pages

17 September 2026

Smart electric vehicle (EV) charging infrastructures are evolving into large-scale cyber-physical Internet of Things (IoT) systems that depend on distributed communication, real-time sensing, and spatially coordinated charging operations. However, th...

(This article belongs to the Special Issue Emerging Trends in Cybersecurity for Wireless Communication and IoT)