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967 Results Found

  • Article
  • Open Access
27 Citations
4,735 Views
28 Pages

14 August 2017

This paper presents a new planning approach based on voltage stability index (VSI) together with improved loss minimization (LM) formulations. The method has employed for application of distributed generation (DG) unit placement (location and size) i...

  • Article
  • Open Access
1 Citations
3,276 Views
17 Pages

28 March 2023

In the field of genetic code expansion (GCE), improvements in the efficiency of noncanonical amino acid (ncAA) incorporation have received continuous attention. By analyzing the reported gene sequences of giant virus species, we noticed some sequence...

  • Article
  • Open Access
27 Citations
4,974 Views
20 Pages

27 January 2018

This study investigates the issue of minimizing the environmental burden of a real closed-loop supply chain (CLSC), consisting of a pallet provider, a manufacturer and several retailers. A simulation model is developed under Microsoft Excel™ (Microso...

  • Article
  • Open Access
9 Citations
3,982 Views
36 Pages

9 May 2018

This paper offers an enhanced voltage stability assessment index (VSAI) and loss minimalize condition (LMC) centered integrated planning approach. The proposed method aims at the simultaneous attainment of voltage stability, loss minimizations and va...

  • Article
  • Open Access
2 Citations
2,394 Views
14 Pages

28 July 2023

Many of society’s most pressing problems, such as climate change, poverty, and waste, are categorized as “wicked” problems because they are seemingly resistant to change. Interventions designed to address these problems can produce...

  • Article
  • Open Access
2 Citations
1,291 Views
20 Pages

18 February 2025

To address the challenges of confined workspaces and high-precision requirements in thyroid surgery, this paper proposes a modular cable-driven robotic system with a hybrid rigid–continuum structure. By integrating rigid mechanisms and continuu...

  • Article
  • Open Access
4 Citations
2,585 Views
14 Pages

In recent years, the number of wind farms consisting of type 3 and type 4 wind turbines located within the distribution system has been growing rapidly. Wind turbines can be utilized as a continuous reactive power source to support the system voltage...

  • Article
  • Open Access
13 Citations
5,560 Views
16 Pages

19 December 2019

This study presents a simulation platform for a hybrid electric motorcycle with an engine, a driving motor, and an integrated starter generator (ISG) as three power sources. This platform also consists of the driving cycle, driver, lithium-ion batter...

  • Article
  • Open Access
10 Citations
2,974 Views
17 Pages

Power Split Supercharging: A Mild Hybrid Approach to Boost Fuel Economy

  • Shima Nazari,
  • Jason Siegel,
  • Robert Middleton and
  • Anna Stefanopoulou

14 December 2020

This work investigates an innovative low-voltage (<60 V) hybrid device that enables engine boosting and downsizing in addition to mild hybrid functionalities such as regenerative braking, start-stop, and torque assist. A planetary gear set and a b...

  • Article
  • Open Access
1 Citations
1,415 Views
10 Pages

Time in Tight Range in AHCL Systems: Propensity-Score-Matched Analysis of MiniMed 780G and Control-IQ

  • María Sara Tapia Sanchiz,
  • Victor Navas-Moreno,
  • Fernando Sebastián Valles,
  • Juan José Raposo López,
  • Carolina Sager La Ganga,
  • Elena Carrillo López,
  • Sara González Castañar,
  • Selma Amar,
  • Marcos Lahera Vargas and
  • Mónica Marazuela
  • + 1 author

Background: Advanced hybrid closed-loop (AHCL) systems have improved the glycemic control in type 1 diabetes (T1D). While time in range (TIR) (70–180 mg/dL) is the standard metric, time in tight range (TITR) (70–140 mg/dL) offers a strict...

  • Article
  • Open Access
1 Citations
1,473 Views
23 Pages

23 March 2025

Based on the mobility requirements of electric vehicles, four-wheel drive (4WD) can significantly enhance driving capability and increase operational flexibility in handling. If the output of different drive motors can be effectively controlled, ener...

  • Article
  • Open Access
12 Citations
4,419 Views
16 Pages

11 August 2021

Minimally invasive surgery (MIS) presents many constraints on the design of robotic devices that can assist medical staff with a procedure. The limitations of conventional, rigid robotic devices have sparked interest in soft robotic devices for medic...

  • Article
  • Open Access
2,685 Views
14 Pages

6 July 2021

This paper presents an output offset minimized capacitance-to-digital interface for a MEMS accelerometer. With a gain-enhanced voltage-controlled oscillator (VCO)-based quantization loop, the interface is able to output a digital signal with improved...

  • Article
  • Open Access
17 Citations
5,101 Views
26 Pages

21 June 2020

The energy management strategy (EMS) or power management strategy (PMS) unit is the core of power sharing control in the hybridization of automotive drivetrains in hybrid electric vehicles (HEVs). Once a new topology and its corresponding EMS are vir...

  • Article
  • Open Access
6 Citations
4,850 Views
18 Pages

Human-in-the-Loop Optimization of Knee Exoskeleton Assistance for Minimizing User’s Metabolic and Muscular Effort

  • Sara Monteiro,
  • Joana Figueiredo,
  • Pedro Fonseca,
  • J. Paulo Vilas-Boas and
  • Cristina P. Santos

22 May 2024

Lower limb exoskeletons have the potential to mitigate work-related musculoskeletal disorders; however, they often lack user-oriented control strategies. Human-in-the-loop (HITL) controls adapt an exoskeleton’s assistance in real time, to optim...

  • Review
  • Open Access
3,043 Views
23 Pages

Shaping the Future of Psychiatric Neurosurgery: From Connectomic Precision to Technological Integration

  • Cristina V. Torres Díaz,
  • Marta Navas García,
  • Paloma Pulido Rivas,
  • Mónica Lara Almunia and
  • José Antonio Fernández Alén

Psychiatric neurosurgery is undergoing a profound transformation, propelled by advances in neurotechnology, connectomics, and personalized medicine. Once controversial, surgical interventions are now guided by detailed functional brain mapping and pr...

  • Article
  • Open Access
4 Citations
4,877 Views
32 Pages

4 October 2019

In this study, we tried to combine maximum power point trackers (MPPT) and «Extremum Seeking» in a single multi-parameter extremum seekeng system for orienting solar panels and draw attention to the problem of a deeper study of nonlinear...

  • Article
  • Open Access
4 Citations
1,801 Views
21 Pages

24 October 2024

The reliance of the commercial transportation industry on fossil fuels has long contributed to pollutant and greenhouse gas emissions. Since full electrification of medium- and heavy-duty vehicles faces limitations due to the large battery capacity r...

  • Review
  • Open Access
2 Citations
7,902 Views
27 Pages

2 December 2024

Busbars are critical components that connect high-current and high-voltage subcomponents in high-power converters. This paper reviews the latest busbar design methodologies and offers design recommendations for both laminated and PCB-based busbars. S...

  • Article
  • Open Access
11 Citations
4,066 Views
25 Pages

2 October 2024

Aimed at the stability problem of quadrotor Unmanned Aerial Vehicle (UAV) flight attitudes under random airflow disturbance conditions, a robust H-infinity-based dual cascade Model Predictive Control (MPC) attitude control method is proposed. Model P...

  • Review
  • Open Access
1 Citations
2,328 Views
18 Pages

Structural Catalytic Core of the Members of the Superfamily of Acid Proteases

  • Alexander I. Denesyuk,
  • Konstantin Denessiouk,
  • Mark S. Johnson and
  • Vladimir N. Uversky

23 July 2024

The superfamily of acid proteases has two catalytic aspartates for proteolysis of their peptide substrates. Here, we show a minimal structural scaffold, the structural catalytic core (SCC), which is conserved within each family of acid proteases, but...

  • Article
  • Open Access
1 Citations
4,297 Views
15 Pages

10 December 2022

A direct feedback flipped voltage follower (FVF) LDO for a high-precision frequency-modulated continuous-wave (FMCW) radar is presented. To minimize the effect of the power supply ripple on the FMCW radar sensor’s resolution, a folded cascode e...

  • Article
  • Open Access
2 Citations
1,813 Views
14 Pages

This paper presents a wideband fractional-N all-digital phase-locked loop (WBPLL) architecture featuring a triple-loop configuration capable of tuning frequencies from 1.9 to 6.1 GHz. The first and second loops, automatic frequency control (AFC) and...

  • Article
  • Open Access
1 Citations
1,599 Views
18 Pages

4 September 2024

This paper proposes a current balancing loop that is obtained using the threshold median adjustment (TMA-CBL) to achieve the accurate current balancing of an interleaved constant frequency hysteresis (CFH) buck converter. The CFH control is implement...

  • Article
  • Open Access
1,194 Views
13 Pages

Passivity-Based Twisting Sliding Mode Control for Series Elastic Actuators

  • Hui Zhang,
  • Jilong Wang,
  • Lei Zhang,
  • Shijie Zhang,
  • Jing Zhang and
  • Zirong Zhang

11 February 2025

This paper presents a passivity-based twisting sliding mode control (PBSMC) approach for series elastic actuators (SEAs). To address the time-varying position trajectory tracking control problem in SEAs, a fourth-order dynamic model is developed to a...

  • Article
  • Open Access
2 Citations
1,376 Views
17 Pages

Active Gait Retraining with Lower Limb Exoskeleton Based on Robust Force Control

  • Yukio Rosales-Luengas,
  • Sergio Salazar,
  • Saúl J. Rangel-Popoca,
  • Yahel Cortés-García,
  • Jonathan Flores and
  • Rogelio Lozano

6 April 2025

This article addresses the design of a robust inner and outer loop controller for active gait retraining in individuals with leg motor weakness, using a lower limb exoskeleton with elastic joints. The proposed control algorithm for the inner loop is...

  • Article
  • Open Access
2 Citations
2,851 Views
10 Pages

Endoscopic retrograde cholangiopancreatography (ERCP) in patients who have undergone a Billroth II gastrectomy is a major challenge. This study aimed to evaluate the outcomes of the road-map technique for duodenal intubation using a side-viewing duod...

  • Article
  • Open Access
3 Citations
2,098 Views
16 Pages

Kinetic Features of Degradation of R-Loops by RNase H1 from Escherichia coli

  • Aleksandra A. Kuznetsova,
  • Iurii A. Kosarev,
  • Nadezhda A. Timofeyeva,
  • Darya S. Novopashina and
  • Nikita A. Kuznetsov

15 November 2024

R-loops can act as replication fork barriers, creating transcription–replication collisions and inducing replication stress by arresting DNA synthesis, thereby possibly causing aberrant processing and the formation of DNA strand breaks. RNase H...

  • Article
  • Open Access
3 Citations
2,054 Views
16 Pages

Research on Adaptive Cycle Engine Mode Transition Control Method

  • Xingyu Zhao,
  • Qiuhong Li,
  • Shuwei Pang,
  • Zhaohui Xue,
  • Daming Deng and
  • Feng Lu

7 March 2024

Mode transition is an important dynamic process of an adaptive cycle engine (ACE). In order to obtain a smooth mode transition process, the closed-loop controller is designed based on the strong robust augmented linear quadric regulator (ALQR) method...

  • Article
  • Open Access
3 Citations
2,083 Views
16 Pages

TS-LCD: Two-Stage Loop-Closure Detection Based on Heterogeneous Data Fusion

  • Fangdi Jiang,
  • Wanqiu Wang,
  • Hongru You,
  • Shuhang Jiang,
  • Xin Meng,
  • Jonghyuk Kim and
  • Shifeng Wang

7 June 2024

Loop-closure detection plays a pivotal role in simultaneous localization and mapping (SLAM). It serves to minimize cumulative errors and ensure the overall consistency of the generated map. This paper introduces a multi-sensor fusion-based loop-closu...

  • Article
  • Open Access
9 Citations
5,700 Views
26 Pages

Tuning of Model Predictive Controllers Based on Hybrid Optimization

  • Sergio A. C. Giraldo,
  • Príamo A. Melo and
  • Argimiro R. Secchi

11 February 2022

A tuning procedure for a model predictive controller (MPC) is presented for multi-input multi-output systems. The approach consists of two steps based on a hybrid method: the goal attainment method and a variable neighborhood search. In the first ste...

  • Article
  • Open Access
16 Citations
1,906 Views
26 Pages

How Inflationary Gravitons Affect the Force of Gravity

  • Lintao Tan,
  • Nikolaos Christos Tsamis and
  • Richard Paul Woodard

We employ an unregulated computation of the graviton self-energy from gravitons on the de Sitter background to infer the renormalized result. This is used to quantum-correct the linearized Einstein equation. We solve this equation for the potentials...

  • Article
  • Open Access
8 Citations
3,535 Views
14 Pages

Self-Learning Salp Swarm Optimization Based PID Design of Doha RO Plant

  • Naresh Patnana,
  • Swapnajit Pattnaik,
  • Tarun Varshney and
  • Vinay Pratap Singh

10 November 2020

In this investigation, self-learning salp swarm optimization (SLSSO) based proportional- integral-derivative (PID) controllers are proposed for a Doha reverse osmosis desalination plant. Since the Doha reverse osmosis plant (DROP) is interacting with...

  • Feature Paper
  • Article
  • Open Access
535 Views
11 Pages

16 September 2025

Bayesian networks are widely used in probabilistic graphical modeling, but inference in multiply connected networks remains computationally challenging due to loop structures. The loop cutset, a critical component of Pearl’s conditioning method...

  • Article
  • Open Access
584 Views
13 Pages

3 September 2025

In this work, we derive the conditions that ensure gauge invariance of non-minimal dimension-5 Lorentz-violating QED. The two- and three-point functions at one loop are computed. The gauge Ward identities are checked, as well as the conditions, to en...

  • Article
  • Open Access
1 Citations
1,670 Views
29 Pages

Optimized Trajectory Tracking for ROVs Using DNN + ENMPC Strategy

  • Guanghao Yang,
  • Weidong Liu,
  • Le Li,
  • Jingming Xu,
  • Liwei Guo and
  • Kang Zhang

13 October 2024

This study introduces an innovative double closed-loop 3D trajectory tracking approach, integrating deep neural networks (DNN) with event-triggered nonlinear model predictive control (ENMPC), specifically designed for remotely operated vehicles (ROVs...

  • Article
  • Open Access
270 Views
16 Pages

A Genetic Programming-Based Method to Derive Self-Optimizing Control Schemes for Dividing-Wall Columns

  • Mingzhang Wang,
  • Linlin Zhang,
  • Shuaishuai Han,
  • Yang Yuan,
  • Haisheng Chen,
  • Xing Qian,
  • Juan Chen and
  • Tao Xia

24 December 2025

Self-optimizing control (SOC) aims to maintain controlled variables associated with system energy consumption at constant setpoints, thereby enabling near-optimal operation under various disturbance conditions. A core challenge in SOC scheme design i...

  • Article
  • Open Access
3,247 Views
16 Pages

Control Algorithm Design of a Force-Balance Accelerometer

  • Zhiqiang Liu,
  • Lei Xia,
  • Bin Wu,
  • Ronghua Huan and
  • Zhilong Huang

23 October 2023

The force-balanced accelerometer (FBA), unlike other types of sensors, incorporates a closed-loop control. The efficacy of the system is contingent not solely on the hardware, but more critically on the formulation of the control algorithm. Conventio...

  • Article
  • Open Access
7 Citations
5,434 Views
13 Pages

A Single-Loop Repetitive Voltage Controller with an Active Damping Control Technique

  • Younghoon Cho,
  • Byeng-Joo Byen,
  • Han-Sol Lee and
  • Kwan-Yuhl Cho

11 May 2017

This paper proposes a single-loop repetitive voltage control strategy which incorporates the active damping control feature for single-phase uninterruptible power supply (UPS) applications. The proposed method reduces the effect of the LC resonant pe...

  • Article
  • Open Access
13 Citations
5,446 Views
17 Pages

13 July 2015

Ground source heat pump (GSHP) systems have been proven to have higher efficiency compared to conventional air source heat pump systems for space heating and cooling applications. While vertical ground heat exchangers (GHE) are favorable in GSHP inst...

  • Review
  • Open Access
7 Citations
12,595 Views
21 Pages

17 February 2022

In this paper, we review the status of the computations of the perturbative quantum corrections to the Higgs boson mass in the Standard Model and in its supersymmetric extensions. In particular, supersymmetric theories require a very accurate computa...

  • Article
  • Open Access
24 Citations
5,375 Views
15 Pages

Wearable Biofeedback System to Induce Desired Walking Speed in Overground Gait Training

  • Huanghe Zhang,
  • Yefei Yin,
  • Zhuo Chen,
  • Yufeng Zhang,
  • Ashwini K. Rao,
  • Yi Guo and
  • Damiano Zanotto

18 July 2020

Biofeedback systems have been extensively used in walking exercises for gait improvement. Past research has focused on modulating the wearer’s cadence, gait variability, or symmetry, but none of the previous works has addressed the problem of i...

  • Article
  • Open Access
11 Citations
7,138 Views
14 Pages

20 October 2016

A micromachined gyroscope in which a high-speed spinning rotor is suspended electrostatically in a vacuum cavity usually functions as a dual-axis angular rate sensor. An inherent coupling error between the two sensing axes exists owing to the angular...

  • Feature Paper
  • Article
  • Open Access
613 Views
15 Pages

Phylogenetic Analysis of Indian Dromedary Breeds Based on the Mitochondrial D-Loop Marker

  • Sagar Ashok Khulape,
  • Carlos Iglesias Pastrana,
  • Ratan Kumar Choudhary,
  • Shyam Sundar Choudhary,
  • Rakesh Ranjan,
  • Kashi Nath,
  • Rakesh Kumar Poonia,
  • Samar Kumar Ghorui and
  • Anil Kumar Puniya

23 October 2025

The mitochondrial displacement loop (D-loop) region is a non-coding control region that plays a crucial role in replication and transcription, serving as an informative marker for evolutionary and demographic studies. In this study, the complete mito...

  • Article
  • Open Access
10 Citations
3,815 Views
28 Pages

Harmonic Superspace Approach to the Effective Action in Six-Dimensional Supersymmetric Gauge Theories

  • Ioseph Buchbinder,
  • Evgeny Ivanov,
  • Boris Merzlikin and
  • Konstantin Stepanyantz

8 January 2019

We review the recent progress in studying the quantum structure of 6 D , N = ( 1 , 0 ) , and N = ( 1 , 1 ) supersymmetric gauge theories formulated through unconstrained harmonic superfields. The harmonic superfield approach all...

  • Article
  • Open Access
2 Citations
4,291 Views
17 Pages

20 November 2019

The energy grid becomes more complex with increasing penetration of renewable resources, distributed energy storage, distributed generators, and more diverse loads such as electric vehicle charging stations. The presence of distributed energy resourc...

  • Article
  • Open Access
4 Citations
3,136 Views
10 Pages

30 March 2022

Minimizing fuel consumption of passenger car vehicles can be achieved thanks to hybridization of the powertrain associated with innovative engine technologies. To feed the new high compression ratio combustion systems, air system cutting-edge technol...

  • Article
  • Open Access
1 Citations
1,857 Views
20 Pages

13 June 2022

This paper visualizes the role of hyperstable controllers in the closed-loop asymptotic stability of a single-input single-output system subject to any nonlinear and eventually time-varying controller within the hyperstable class. The feed-forward co...

  • Article
  • Open Access
17 Citations
5,052 Views
14 Pages

The Functional Role of Loops and Flanking Sequences of G-Quadruplex Aptamer to the Hemagglutinin of Influenza a Virus

  • Anastasia A. Bizyaeva,
  • Dmitry A. Bunin,
  • Valeria L. Moiseenko,
  • Alexandra S. Gambaryan,
  • Sonja Balk,
  • Vadim N. Tashlitsky,
  • Alexander M. Arutyunyan,
  • Alexey M. Kopylov and
  • Elena G. Zavyalova

27 February 2021

Nucleic acid aptamers are generally accepted as promising elements for the specific and high-affinity binding of various biomolecules. It has been shown for a number of aptamers that the complexes with several related proteins may possess a similar a...

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