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172 Results Found

  • Article
  • Open Access
42 Citations
5,515 Views
15 Pages

Carbon Nanotube-Mediated Plasmid DNA Delivery in Rice Leaves and Seeds

  • Tia Dunbar,
  • Nikolaos Tsakirpaloglou,
  • Endang M. Septiningsih and
  • Michael J. Thomson

CRISPR-Cas gene editing technologies offer the potential to modify crops precisely; however, in vitro plant transformation and regeneration techniques present a bottleneck due to the lengthy and genotype-specific tissue culture process. Ideally, in p...

  • Article
  • Open Access
539 Views
24 Pages

From Waste to Wires: PBAT/Lignin Biocomposites Functionalized by a CO2 Laser for Transient Electronics

  • Antonella Moramarco,
  • Elio Sarotto,
  • Itziar Otaegi,
  • Nora Aranburu,
  • Federico Cesano,
  • Valentina Brunella,
  • Marco Zanetti and
  • Pierangiola Bracco

26 November 2025

Polybutylene adipate terephthalate (PBAT), a flexible biodegradable polyester, has gained widespread use in packaging applications due to its ability to degrade under controlled conditions, producing non-toxic substances. While this property makes PB...

  • Article
  • Open Access
10 Citations
3,846 Views
17 Pages

8 March 2021

In this research, a real-time nowcasting system for regional landslide-hazard assessment under extreme-rainfall conditions was established by integrating a real-time rainfall data retrieving system, a landslide-susceptibility analysis program (TRISHA...

  • Review
  • Open Access
6 Citations
9,679 Views
12 Pages

7 March 2024

Arterial blood pressure monitoring plays an important role in preventive medicine, allowing, in selected cases, the identification of vascular dysfunction. In this review, we propose a new non-invasive approach to assessment of the circulatory system...

  • Article
  • Open Access
6 Citations
3,100 Views
23 Pages

This study investigated reconstruction techniques for building the instantaneous fuel regression rate of the hybrid rocket motor (HRM). Specifically, an experiment in a laboratory 500 N-class hybrid rocket motor with single-port wagon wheel fuel grai...

  • Article
  • Open Access
462 Views
17 Pages

11 December 2025

Magnetic field measurements are essential for space science missions but are often contaminated by transient stray fields from spacecraft subsystems such as electrical and control units. Traditional mitigation approaches—including strict magnet...

  • Feature Paper
  • Article
  • Open Access
4 Citations
3,099 Views
17 Pages

Marching On-In-Time Unstructured PEEC Method for Electrically Large Structures with Conductive, Dielectric, and Magnetic Media

  • Riccardo Torchio,
  • Dimitri Voltolina,
  • Paolo Bettini,
  • Federico Moro and
  • Piergiorgio Alotto

The Marching On-In-Time (MOT) unstructured Partial Element Equivalent Circuit (PEEC) method for time domain electromagnetic problems is presented. The method allows the transient analysis of electrically large electromagnetic devices consisting of co...

  • Feature Paper
  • Article
  • Open Access
6 Citations
2,725 Views
13 Pages

Bayesian Inference for 3D Volumetric Heat Sources Reconstruction from Surfacic IR Imaging

  • Marie-Marthe Groz,
  • Emmanuelle Abisset-Chavanne,
  • Anissa Meziane,
  • Alain Sommier and
  • Christophe Pradère

28 February 2020

The domain of non-destructive testing (NDT) or thermal characterization is currently often done by using contactless methods based on the use of an IR camera to monitor the transient temperature response of a system or sample warmed by using any heat...

  • Review
  • Open Access
31 Citations
7,252 Views
18 Pages

Noninvasive Assessment of Liver Fibrosis: Current and Future Clinical and Molecular Perspectives

  • Ryota Masuzaki,
  • Tatsuo Kanda,
  • Reina Sasaki,
  • Naoki Matsumoto,
  • Masahiro Ogawa,
  • Shunichi Matsuoka,
  • Seth J. Karp and
  • Mitsuhiko Moriyama

Liver fibrosis is one of the risk factors for hepatocellular carcinoma (HCC) development. The staging of liver fibrosis can be evaluated only via a liver biopsy, which is an invasive procedure. Noninvasive methods for the diagnosis of liver fibrosis...

  • Proceeding Paper
  • Open Access
10 Citations
3,751 Views
8 Pages

19 December 2023

A balanced operating power system with all elements carrying normal currents and bus voltages within the prescribed limits can be disrupted due to faults within the system. Overhead transmission networks are vulnerable to the vagaries of the atmosphe...

  • Review
  • Open Access
17 Citations
10,523 Views
15 Pages

Non-Invasive Assessment of Liver Fibrosis in Hepatitis B Patients

  • Chinmay Bera,
  • Nashla Hamdan-Perez and
  • Keyur Patel

12 February 2024

The aim of this review is to provide updated information on the clinical use of non-invasive serum and imaging-based tests for fibrosis assessment in chronic hepatitis B (CHB) virus infection. In recent years, non-invasive tests (NIT) have been incre...

  • Article
  • Open Access
8 Citations
3,406 Views
21 Pages

The development of renewable-energy-based microgrids is being considered as a potential solution to lessen the unrelenting burden on the centralized utility grid. Furthermore, recent studies reveal that integrated multi-microgrid cluster systems deve...

  • Review
  • Open Access
11 Citations
11,534 Views
44 Pages

Current Analytical Strategies for mRNA-Based Therapeutics

  • Julien Camperi,
  • Kamalakar Chatla,
  • Emily Freund,
  • Carolina Galan,
  • Steffen Lippold and
  • Axel Guilbaud

Recent advancements in mRNA technology, utilized in vaccines, immunotherapies, protein replacement therapies, and genome editing, have emerged as promising and increasingly viable treatments. The rapid, potent, and transient properties of mRNA-encode...

  • Article
  • Open Access
16 Citations
2,518 Views
22 Pages

Adaptive PI Control Strategy for Optimal Microgrid Autonomous Operation

  • Ahmed M. Hussien,
  • Jonghoon Kim,
  • Abdulaziz Alkuhayli,
  • Mohammed Alharbi,
  • Hany M. Hasanien,
  • Marcos Tostado-Véliz,
  • Rania A. Turky and
  • Francisco Jurado

11 November 2022

The present research produces a new technique for the optimum operation of an isolated microgrid (MGD) based on an enhanced block-sparse adaptive Bayesian algorithm (EBSABA). To update the proportional-integral (PI) controller gains online, the sugge...

  • Data Descriptor
  • Open Access
62 Citations
10,389 Views
11 Pages

21 June 2020

Radio frequency fingerprinting (RFF) is a promising physical layer protection technique which can be used to defend wireless networks from malicious attacks. It is based on the use of the distinctive features of the physical waveforms (signals) trans...

  • Article
  • Open Access
10 Citations
6,041 Views
27 Pages

4 April 2017

A number of techniques have been proposed to dampen the power system oscillations in the electric power systems. Flexible alternating current transmission system (FACTS) devices are becoming one of them. Among the FACTS family, the static synchronous...

  • Article
  • Open Access
9 Citations
3,957 Views
26 Pages

A novel physiologically based algorithm (PBA) for the computation of fractional flow reserve (FFR) in coronary artery trees (CATs) using computational fluid dynamics (CFD) is proposed and developed. The PBA was based on an extension of Murray’s...

  • Article
  • Open Access
8 Citations
4,162 Views
23 Pages

Coupled Thermo-Mechanical Numerical Modeling of CFRP Panel under High-Velocity Impact

  • Alessandro Polla,
  • Giacomo Frulla,
  • Enrico Cestino,
  • Raj Das and
  • Pier Marzocca

Advanced composites have a brittle nature making them highly susceptible to failure and propagation under impact loading conditions. Appropriate modeling techniques to accurately simulate these conditions are required. This study presents and examine...

  • Article
  • Open Access
1 Citations
2,374 Views
24 Pages

Unraveling Dry Jigging: Insights into Pulsation, Energy Consumption, and Stratification Dynamics

  • Fortunato Lucas Quembo Raposo,
  • Carlos Otávio Petter and
  • Weslei Monteiro Ambrós

28 June 2024

The increasing concerns regarding water usage in mineral processing have led to a growing interest in dry jigging in recent years. However, there is still a need for a more comprehensive examination of the operational aspects of the technique. In thi...

  • Article
  • Open Access
12 Citations
4,186 Views
27 Pages

21 September 2020

Proportional integral (PI) control is still the most widely deployed controller in the industrial drives due to its simplicity and the fact that it is easy to understand and implement. Nevertheless, they are successes applied to systems with a comple...

  • Article
  • Open Access
16 Citations
4,956 Views
12 Pages

Landslide Susceptibility Analysis by Applying TRIGRS to a Reliable Geotechnical Slope Model

  • Mariantonietta Ciurleo,
  • Settimio Ferlisi,
  • Vito Foresta,
  • Maria Clorinda Mandaglio and
  • Nicola Moraci

This paper presents the results of a research aimed at analysing the susceptibility to shallow landslides of a study area in the Calabria region (Southern Italy). These shallow landslides, which in some cases evolve as debris flows, periodically affe...

  • Article
  • Open Access
2 Citations
2,954 Views
15 Pages

27 August 2019

In this work, a new and accurate method based on the wavelet transform is proposed for fault location in transmission-line systems. The proposed wavelet method consists of the analysis of the transient signal measured at a single end of the transmiss...

  • Article
  • Open Access
29 Citations
6,770 Views
15 Pages

Power System Transient Stability Assessment Based on Machine Learning Algorithms and Grid Topology

  • Mihail Senyuk,
  • Murodbek Safaraliev,
  • Firuz Kamalov and
  • Hana Sulieman

18 January 2023

This work employs machine learning methods to develop and test a technique for dynamic stability analysis of the mathematical model of a power system. A distinctive feature of the proposed method is the absence of a priori parameters of the power sys...

  • Feature Paper
  • Article
  • Open Access
2 Citations
3,404 Views
14 Pages

Block Preconditioning Matrices for the Newton Method to Compute the Dominant λ-Modes Associated with the Neutron Diffusion Equation

  • Amanda Carreño,
  • Luca Bergamaschi,
  • Angeles Martinez,
  • Antoni Vidal-Ferrándiz,
  • Damian Ginestar and
  • Gumersindo Verdú

In nuclear engineering, the λ -modes associated with the neutron diffusion equation are applied to study the criticality of reactors and to develop modal methods for the transient analysis. The differential eigenvalue problem that needs t...

  • Systematic Review
  • Open Access
6 Citations
4,846 Views
26 Pages

Accuracy of Noninvasive Diagnostic Tests for the Detection of Significant and Advanced Fibrosis Stages in Nonalcoholic Fatty Liver Disease: A Systematic Literature Review of the US Studies

  • Dhaval Gosalia,
  • Vlad Ratziu,
  • Filip Stanicic,
  • Djurdja Vukicevic,
  • Vladimir Zah,
  • Nadege Gunn,
  • Dina Halegoua-DeMarzio and
  • Tram Tran

27 October 2022

Background: The purpose of this systematic literature review (SLR) was to evaluate the accuracy of noninvasive diagnostic tools in detecting significant or advanced (F2/F3) fibrosis among patients with nonalcoholic fatty liver (NAFL) in the US health...

  • Article
  • Open Access
6 Citations
3,491 Views
30 Pages

16 November 2020

Pumping and tracer tests are site-investigation techniques frequently used to determine hydraulic conductivity. Tomographic test layouts, in which multiple tests with different combinations of injection and observation wells are performed, gain a bet...

  • Article
  • Open Access
6 Citations
2,046 Views
19 Pages

19 November 2021

A microgrid including distributed generators can operate connected to the main electrical network or in an isolated manner, referred to as island operation. The transition between both states can occur voluntarily, but a disconnection can also happen...

  • Article
  • Open Access
30 Citations
4,503 Views
21 Pages

2 July 2020

Construction and demolition waste material is of great potential for use in pavement engineering. This paper aims to investigate the feasibility of ceramic waste aggregate (CA) used in cooling asphalt pavement through a series of test methods and sim...

  • Article
  • Open Access
2 Citations
1,885 Views
25 Pages

Disturbance Observer-Based Feedback Linearized Controller for Grid-Forming Four-Leg VSI Supplying Unbalanced and Nonlinear Loads

  • Samantha S. Stephen,
  • Hussain Shareef,
  • Rachid Errouissi,
  • Mahdiyeh Eslami and
  • Tuanku Badzlin Hashfi

6 July 2024

This paper presents the design of a disturbance observer-based controller that regulates the output voltage of three-phase four-leg voltage source inverters (VSIs) deployed for grid-forming operation in Renewable Energy-based Distributed Generation (...

  • Review
  • Open Access
4 Citations
5,111 Views
23 Pages

Non-Invasive Diagnostic Tests for Portal Hypertension in Patients with HBV- and HCV-Related Cirrhosis: A Comprehensive Review

  • Ciro Celsa,
  • Marzia Veneziano,
  • Francesca Maria Di Giorgio,
  • Simona Cannova,
  • Antonino Lombardo,
  • Emanuele Errigo,
  • Giuseppe Landro,
  • Fabio Simone,
  • Emanuele Sinagra and
  • Vincenza Calvaruso

24 April 2024

Clinically significant portal hypertension (CSPH) in patients with compensated advanced chronic liver disease indicates an increased risk of decompensation and death. While invasive methods like hepatic venous–portal gradient measurement is con...

  • Article
  • Open Access
17 Citations
4,100 Views
21 Pages

28 May 2022

A multiphase extension of the δ-plus-SPH (smoothed particle hydrodynamics) model is developed for modeling non-Newtonian multiphase flow. A modified numerical diffusive term and special shifting treatment near the phase interface are introduced...

  • Article
  • Open Access
3 Citations
2,019 Views
22 Pages

Decentralized Control for the Cell Power Balancing of a Cascaded Full-Bridge Multilevel Converter

  • Miguel Vivert,
  • Rafael Diez,
  • Marc Cousineau,
  • Diego Bernal Cobaleda and
  • Diego Patino

26 May 2023

This article presents a decentralized control technique applied to a Cascaded Full-Bridge Multilevel Converter (CFBMC) to balance the amount of power provided by its independent cells connected in series. It is based on the use of elementary modular...

  • Article
  • Open Access
2 Citations
2,795 Views
15 Pages

A 3D Numerical Study of Supersonic Steam Dumping Process of the Pressurizer Relief Tank

  • Yi Wang,
  • Xiao-Wei Guo,
  • Dong Liu,
  • Ge Wu,
  • Chao Li,
  • Lijuan Chen,
  • Ran Zhao and
  • Canqun Yang

14 June 2019

Simulating the steam dumping process of a pressurized relief tank is a challenging engineering problem, due to the massive computing resource requirements and its complex physical models. This study gave a comprehensive 3D numerical study for the tra...

  • Article
  • Open Access
11 Citations
7,420 Views
15 Pages

Radio-Frequency-Based NH3-Selective Catalytic Reduction Catalyst Control: Studies on Temperature Dependency and Humidity Influences

  • Markus Dietrich,
  • Gunter Hagen,
  • Willibald Reitmeier,
  • Katharina Burger,
  • Markus Hien,
  • Philippe Grass,
  • David Kubinski,
  • Jaco Visser and
  • Ralf Moos

12 July 2017

The upcoming more stringent automotive emission legislations and current developments have promoted new technologies for more precise and reliable catalyst control. For this purpose, radio-frequency-based (RF) catalyst state determination offers the...

  • Article
  • Open Access
494 Views
21 Pages

Dynamic Identification Method for Highway Subgrade Soil Compaction Based on Embedded Attitude Sensors

  • Zhizhou Su,
  • Hao Li,
  • Jiaye Hu,
  • Bin Wu,
  • Fengteng Liu,
  • Peixin Tian and
  • Xukai Ding

21 October 2025

Compaction quality is a critical factor in ensuring the long-term performance of subgrade structures; however, traditional testing methods are limited by their destructive nature and delayed feedback. To address these shortcomings, this study propose...

  • Proceeding Paper
  • Open Access
1 Citations
1,197 Views
10 Pages

Advanced Virtual Synchronous Generator Control Scheme for Improved Power Delivery in Renewable Energy Microgrids

  • Mandarapu Srikanth,
  • Yellapragada Venkata Pavan Kumar and
  • Sivakavi Naga Venkata Bramareswara Rao

Renewable energy and voltage source inverter-driven microgrids generally lack natural inertia to provide transient energy support during sudden load demands. To address this, the virtual synchronous generator (VSG) is a state-of-the-art control techn...

  • Article
  • Open Access
44 Citations
4,083 Views
18 Pages

MPPT for a PV Grid-Connected System to Improve Efficiency under Partial Shading Conditions

  • Abdulaziz Almutairi,
  • Ahmed G. Abo-Khalil,
  • Khairy Sayed and
  • Naif Albagami

10 December 2020

The disadvantage of photovoltaic (PV) power generation is that output power decreases due to the presence of clouds or shade. Moreover, it can only be used when the sun is shining. Consequently, there is a need for further active research into the ma...

  • Article
  • Open Access
10 Citations
5,675 Views
22 Pages

Data-Driven Reduced-Order Modeling of Convective Heat Transfer in Porous Media

  • Péter German,
  • Mauricio E. Tano,
  • Carlo Fiorina and
  • Jean C. Ragusa

28 July 2021

This work presents a data-driven Reduced-Order Model (ROM) for parametric convective heat transfer problems in porous media. The intrusive Proper Orthogonal Decomposition aided Reduced-Basis (POD-RB) technique is employed to reduce the porous medium...

  • Article
  • Open Access
54 Citations
4,625 Views
25 Pages

Deep Learning for High-Impedance Fault Detection: Convolutional Autoencoders

  • Khushwant Rai,
  • Farnam Hojatpanah,
  • Firouz Badrkhani Ajaei and
  • Katarina Grolinger

18 June 2021

High-impedance faults (HIF) are difficult to detect because of their low current amplitude and highly diverse characteristics. In recent years, machine learning (ML) has been gaining popularity in HIF detection because ML techniques learn patterns fr...

  • Article
  • Open Access
9 Citations
3,213 Views
19 Pages

4 June 2021

A series of dyes based on the phenazine skeleton were synthesized. They differed in the number of conjugated double bonds, the arrangement of aromatic rings (linear and/or angular system), as well as the number and position of nitrogen atoms in the m...

  • Feature Paper
  • Article
  • Open Access
6 Citations
2,794 Views
21 Pages

Microstructure-Based Lifetime Assessment of Austenitic Steel AISI 347 in View of Fatigue, Environmental Conditions and NDT

  • Ruth Acosta,
  • Klaus Heckmann,
  • Jürgen Sievers,
  • Tim Schopf,
  • Tobias Bill,
  • Peter Starke,
  • Kai Donnerbauer,
  • Lukas Lücker,
  • Frank Walther and
  • Christian Boller

25 November 2021

The assessment of metallic materials used in power plants’ piping represents a big challenge due to the thermal transients and the environmental conditions to which they are exposed. At present, a lack of information related to degradation mech...

  • Article
  • Open Access
3 Citations
2,250 Views
19 Pages

29 June 2024

Making rate transient analysis (RTA) and formation evaluation for multi-fractured tight gas wells has always been a difficult problem. This is because the fluid flow in the formation has multiple nonlinear flow mechanisms, including gas-water two-pha...

  • Article
  • Open Access
1 Citations
2,298 Views
18 Pages

In a hybrid microgrid with AC and DC subgrids, the interlinking converter (IC) is the key element connecting the two subgrids. The performance of the interlinking converter is adversely affected by the d- and q-axis impedance interaction between the...

  • Article
  • Open Access
6 Citations
1,789 Views
20 Pages

4 October 2023

The transient electromagnetic (TEM) method is a non-contact technique used to identify underground structures, commonly used in mineral resource exploration. However, the induced polarization (IP) will increase the nonlinearity of TEM inversion, and...

  • Feature Paper
  • Article
  • Open Access
49 Citations
4,217 Views
16 Pages

Optimal Non-Integer Sliding Mode Control for Frequency Regulation in Stand-Alone Modern Power Grids

  • Zahra Esfahani,
  • Majid Roohi,
  • Meysam Gheisarnejad,
  • Tomislav Dragičević and
  • Mohammad-Hassan Khooban

19 August 2019

In this paper, the concept of fractional calculus (FC) is introduced into the sliding mode control (SMC), named fractional order SMC (FOSMC), for the load frequency control (LFC) of an islanded microgrid (MG). The studied MG is constructed from diffe...

  • Article
  • Open Access
13 Citations
5,085 Views
20 Pages

22 July 2020

Under droplet impingement, surface leading edge protection (LEP) coating materials for wind turbine blades develop high-rate transient pressure build-up and a subsequent relaxation in a range of strain rates. The stress-strain coating LEP behavior at...

  • Article
  • Open Access
148 Citations
12,680 Views
23 Pages

Optimization of a Fuzzy-Logic-Control-Based MPPT Algorithm Using the Particle Swarm Optimization Technique

  • Po-Chen Cheng,
  • Bo-Rei Peng,
  • Yi-Hua Liu,
  • Yu-Shan Cheng and
  • Jia-Wei Huang

4 June 2015

In this paper, an asymmetrical fuzzy-logic-control (FLC)-based maximum power point tracking (MPPT) algorithm for photovoltaic (PV) systems is presented. Two membership function (MF) design methodologies that can improve the effectiveness of the propo...

  • Article
  • Open Access
16 Citations
2,712 Views
19 Pages

Machine Learning Based Protection Scheme for Low Voltage AC Microgrids

  • Muhammad Uzair,
  • Mohsen Eskandari,
  • Li Li and
  • Jianguo Zhu

12 December 2022

The microgrid (MG) is a popular concept to handle the high penetration of distributed energy resources, such as renewable and energy storage systems, into electric grids. However, the integration of inverter-interfaced distributed generation units (I...

  • Article
  • Open Access
10 Citations
6,791 Views
14 Pages

Optical Machine Learning Using Time-Lens Deep Neural NetWorks

  • Luhe Zhang,
  • Caiyun Li,
  • Jiangyong He,
  • Yange Liu,
  • Jian Zhao,
  • Huiyi Guo,
  • Longfei Zhu,
  • Mengjie Zhou,
  • Kaiyan Zhu and
  • Zhi Wang

As a high-throughput data analysis technique, photon time stretching (PTS) is widely used in the monitoring of rare events such as cancer cells, rough waves, and the study of electronic and optical transient dynamics. The PTS technology relies on hig...

  • Article
  • Open Access
29 Citations
4,813 Views
20 Pages

20 June 2019

In this study, the transient multichannel analysis of surface waves (MASW) is proposed to detect the existence, the location and the length of interface debonding defects in rectangular concrete-filled steel tubes (CFST). Mesoscale numerical analysis...

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