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458 Results Found

  • Article
  • Open Access
25 Citations
7,178 Views
21 Pages

Knowledge Graph Based Hard Drive Failure Prediction

  • Tek Raj Chhetri,
  • Anelia Kurteva,
  • Jubril Gbolahan Adigun and
  • Anna Fensel

27 January 2022

The hard drive is one of the important components of a computing system, and its failure can lead to both system failure and data loss. Therefore, the reliability of a hard drive is very important. Realising this importance, a number of studies have...

  • Article
  • Open Access
4 Citations
5,101 Views
10 Pages

Automated High-Speed Approaches for the Extraction of Permanent Magnets from Hard-Disk Drive Components for the Circular Economy

  • Carlo Burkhardt,
  • Francisco Ortiz,
  • Kaies Daoud,
  • Tomas Björnfot,
  • Fredrik Ahrentorp,
  • Jakob Blomgren and
  • Allan Walton

20 September 2024

This work describes an automated pilot plant for the extraction of rare-earth (RE) permanent magnets from computer hard-disk drives (HDDs), demonstrating a commercially viable way to exploit these abundant sources of end-of-life (EOL) magnets. A mobi...

  • Article
  • Open Access
1 Citations
1,434 Views
17 Pages

20 September 2024

In hard disk drive (HDD) manufacturing, a reflow soldering process (RSP) implements heat generated by the welding tip to melt a solder ball for bonding the following essential HDD components: a flexible printed circuit (FPC) and a printed circuit cab...

  • Article
  • Open Access
6 Citations
9,463 Views
17 Pages

3 September 2019

In modern times, the design and optimization of different actuator systems for controlling a high-precision position control system represent a popular interdisciplinary research area. Initially, only single-stage actuator systems were used to contro...

  • Article
  • Open Access
1,933 Views
23 Pages

22 August 2024

This study aimed to enhance the data write performance in measurements with exceptionally high sampling rates, such as acoustic emission measurements. This is particularly crucial when employing conventional hard disk drives to store data. This study...

  • Article
  • Open Access
260 Views
22 Pages

12 February 2026

Conventional Safety Performance Functions (SPFs) primarily rely on static exposure measures such as Annual Average Daily Traffic (AADT), often failing to capture real-time, individual-level risky driving behaviors. To address this gap, this study pro...

  • Article
  • Open Access
7 Citations
3,914 Views
14 Pages

4 May 2020

Hard disk drives (HDD) are used for data storage in personal computing platforms as well as commercial datacenters. An abrupt failure of these devices may result in an irreversible loss of critical data. Most HDD use self-monitoring, analysis, and re...

  • Article
  • Open Access
24 Citations
6,559 Views
13 Pages

27 October 2021

Besides neodymium, the chemical composition of Neodymium–Iron–Boron (NdFeB) permanent magnets possibly contains other rare earth elements (REEs) such as praseodymium, dysprosium, and terbium. Among its applications, NdFeB magnets are essential for Ha...

  • Article
  • Open Access
2 Citations
3,728 Views
12 Pages

How AI from Automated Driving Systems Can Contribute to the Assessment of Human Driving Behavior

  • Tom Driessen,
  • Olger Siebinga,
  • Thomas de Boer,
  • Dimitra Dodou,
  • Dick de Waard and
  • Joost de Winter

21 November 2024

This paper proposes a novel approach to measuring human driving performance by using the AI capabilities of automated driving systems, illustrated through three example scenarios. Traditionally, the assessment of human driving has followed a bottom-u...

  • Article
  • Open Access
4 Citations
3,617 Views
9 Pages

Potentially Inappropriate Medication Use and Hard Braking Events in Older Drivers

  • Yuqing Xue,
  • Stanford Chihuri,
  • Howard F. Andrews,
  • Marian E. Betz,
  • Carolyn DiGuiseppi,
  • David W. Eby,
  • Linda L. Hill,
  • Vanya Jones,
  • Thelma J. Mielenz and
  • Guohua Li
  • + 4 authors

20 February 2021

Potentially inappropriate medications (PIMs) identified by the American Geriatrics Society should generally be avoided by older adults because of ineffectiveness or excess risk of adverse effects. Few studies have examined the effects of PIMs on driv...

  • Article
  • Open Access
2 Citations
1,458 Views
20 Pages

22 July 2024

There are fewer studies on the width of coal pillar retaining under a thick, hard roof. This paper takes the thick limestone roof in the 10110 working face of Jinniu Coal Mine as the background, taking the reasonable coal pillar width and its stabili...

  • Article
  • Open Access
1 Citations
4,926 Views
16 Pages

Recycling of Hard Disk Drive Platters via Plastic Consolidation

  • Tomasz Skrzekut,
  • Maciej Wędrychowicz and
  • Andrzej Piotrowicz

18 October 2023

The paper presents the comparison of two methods of recycling aluminum from HDD platters—the melting method and the method of plastic consolidation. The main elements of HDD memory, i.e., data carriers (platters), were examined via the percenta...

  • Article
  • Open Access
7 Citations
6,102 Views
16 Pages

18 September 2021

This paper outlines a system for detecting printing errors and misidentifications on hard disk drive sliders, which may contribute to shipping tracking problems and incorrect product delivery to end users. A deep-learning-based technique is proposed...

  • Article
  • Open Access
193 Views
28 Pages

From the Cluttered Room to the Full Hard Drive: The Relationship Between Hoarding Disorder and Digital Hoarding

  • Natalia Bravo-Adasme,
  • Alejandro Cataldo,
  • Elizabeth E. Grandón,
  • Javiera Riquelme,
  • Yasmin Rayo and
  • Constanza Reyes

16 March 2026

The rapid expansion of digital information has given rise to new forms of hoarding that share features with hoarding disorder, yet their underlying psychological mechanisms remain insufficiently understood. Although hoarding disorder (HD) has been ex...

  • Article
  • Open Access
6 Citations
5,078 Views
9 Pages

Interface Tailoring Effect for Heusler Based CPP-GMR with an L12-Type Ag3Mg Spacer

  • Takahide Kubota,
  • Yusuke Ina,
  • Zhenchao Wen and
  • Koki Takanashi

31 January 2018

Current perpendicular-to-plane (CPP) giant magnetoresistance (GMR) effects are of interest in a possible application of magnetic sensor elements, such as read-head of hard disk drives. To improve the junction performance, the interface tailoring effe...

  • Article
  • Open Access
1,963 Views
19 Pages

1 October 2024

In hard disk drive (HDD) manufacturing, a reflow soldering process (RSP) employs heat generated at the welding tip (WT) to bond tiny electrical components for assembling an HDD. Generally, the heat was generated by an electric current applied to the...

  • Article
  • Open Access
2 Citations
2,492 Views
15 Pages

In this study, the static safety factor and fatigue life of fastening devices of an agricultural by-product collector were evaluated under hard flat ground driving conditions. The strain gage-based measurement system was constructed, and the strain g...

  • Article
  • Open Access
3 Citations
2,157 Views
19 Pages

Method and Experiment for Quantifying Local Features of Hard Bottom Contours When Driving Intelligent Farm Machinery in Paddy Fields

  • Tuanpeng Tu,
  • Lian Hu,
  • Xiwen Luo,
  • Jie He,
  • Pei Wang,
  • Li Tian,
  • Gaolong Chen,
  • Zhongxian Man,
  • Dawen Feng and
  • Yuqin Li
  • + 6 authors

23 July 2023

The hard bottom layer of a paddy field has a great influence on the driving stability and the operation quality and efficiency of intelligent farm machinery. For paddy field machinery, continuous improvements in the accuracy and operation efficiency...

  • Article
  • Open Access
10 Citations
9,112 Views
22 Pages

Analysis of a Shaftless Semi-Hard Magnetic Material Flywheel on Radial Hysteresis Self-Bearing Drives

  • Salvatore Circosta,
  • Angelo Bonfitto,
  • Christopher Lusty,
  • Patrick Keogh,
  • Nicola Amati and
  • Andrea Tonoli

10 December 2018

Flywheel Energy Storage Systems are interesting solutions for energy storage, featuring advantageous characteristics when compared to other technologies. This has motivated research effort focusing mainly on cost aspects, system reliability and energ...

  • Article
  • Open Access
1 Citations
1,720 Views
18 Pages

24 March 2025

In recent years, the semiconductor industry has embraced advanced artificial intelligence (AI) techniques to facilitate intelligent manufacturing throughout their organizations, with particular emphasis on virtual metrology (VM) systems. Nonetheless,...

  • Article
  • Open Access
280 Views
19 Pages

Optimizing Data Migration and Classification Accuracy in Parallel Hybrid Storage Systems Using Efficient Data Mining Techniques

  • Mais Haj Qasem,
  • Ayman Ghaben,
  • Tariq Bishtawi,
  • Dyala Ibrahim,
  • Omar Isam AL Mrayat,
  • Ashraf Alyanbaawi,
  • Fawzy Habeeb and
  • El-Sayed Atlam

26 February 2026

A hybrid parallel storage system is a system which has a hierarchy of storage; each is a primary or secondary storage device, which has significantly different rates of reading the data. The more one goes up the storage hierarchy, greater will be the...

  • Article
  • Open Access
7 Citations
2,531 Views
21 Pages

13 January 2021

The ever-increasing demand for data in recent times has led to the emergence of big data and cloud data. The growth in these fields has necessitated that data be centrally stored in data centers. To meet the need for large-scale storage systems at da...

  • Review
  • Open Access
60 Citations
19,674 Views
26 Pages

Brushed DC Motor Drives for Industrial and Automobile Applications with Emphasis on Control Techniques: A Comprehensive Review

  • Dimitris A. Barkas,
  • George C. Ioannidis,
  • Constantinos S. Psomopoulos,
  • Stavros D. Kaminaris and
  • Georgios A. Vokas

The current paper presents an inclusive survey about the AC to DC and DC to DC converters for brushed DC Motor Drives. An essential number of different AC to DC and DC to DC topologies and control techniques, applied on the brushed DC motor drives ar...

  • Article
  • Open Access
7 Citations
5,757 Views
14 Pages

Modeling and Validation of the Radial Force Capability of Bearingless Hysteresis Drives

  • Salvatore Circosta,
  • Renato Galluzzi,
  • Angelo Bonfitto,
  • Luis M. Castellanos,
  • Nicola Amati and
  • Andrea Tonoli

2 October 2018

The hysteresis motor technology combined with the magnetic suspension makes bearingless hysteresis drives very appealing for high- and ultra-high-speed applications. Such systems exploit the magnetic behavior of the rotor material to achieve mechanic...

  • Article
  • Open Access

Signal Processing Techniques for Enhancing an Areal Density in Two-Reader/Three-Track Detection of Staggered Bit-Patterned Magnetic Recording Systems

  • Natthakan Rueangnetr,
  • Satra Tor. Wattanaphol,
  • Kittipon Kankhunthod,
  • Simon J. Greaves and
  • Chanon Warisarn

As the demand for digital storage capacity continues to grow, bit-patterned magnetic recording (BPMR) has emerged as a promising technology to overcome the superparamagnetic limit of conventional recording methods. Nevertheless, the extremely close s...

  • Article
  • Open Access
346 Views
20 Pages

8 December 2025

To meet the growing demand for higher storage capacities, bit-patterned magnetic recording (BPMR) has emerged as a leading solution for achieving ultra-high user densities (UDs). However, BPMR systems are significantly impacted by two-dimensional (2D...

  • Article
  • Open Access
3 Citations
7,680 Views
29 Pages

Forensic Investigation of Remnant Data on USB Storage Devices Sold in New Zealand

  • Zawar Shah,
  • Arkar Kyaw,
  • Hong Phat Truong,
  • Imdad Ullah and
  • Andrew Levula

10 June 2022

The digital forensic tools used by law enforcement agencies for forensic investigations are mostly proprietary and commercially expensive; although open-source tools are used, the investigations conducted with such tools are not verified by reputable...

  • Article
  • Open Access
12 Citations
3,362 Views
17 Pages

5 October 2019

The effect of bath additives on the thermal stability of the microstructure and hardness of nanocrystalline Ni foils processed by electrodeposition was studied. Three samples with a thickness of 20 μm were prepared: one without any additive and tw...

  • Article
  • Open Access
18 Citations
3,451 Views
18 Pages

Economic globalization and the internet economy have resulted in a dramatic increase in freight transportation. Traffic crashes involving trucks usually result in severe losses and casualties. The fatality and injury rates for heavy truck accidents h...

  • Article
  • Open Access
844 Views
16 Pages

Spatiotemporal Variations and Driving Factors of Water Hardness in Drinking-Water Sources in Taihu Lake (2011–2023)

  • Hang Xu,
  • Yiqi Wang,
  • Xinhua Li,
  • Xun Zhou,
  • Xingyu Xia,
  • Yanhui Zhang,
  • Micheng Guo,
  • Xiaonuo Li,
  • Danping Li and
  • Tianlong Hu

1 December 2025

Water hardness, an important factor influencing both human health and aquatic ecosystems, is controlled by natural processes and human activities. This study examined spatiotemporal variations in water hardness in Jinshu Port (JP) and Yuyang Mountain...

  • Communication
  • Open Access
1 Citations
2,137 Views
10 Pages

29 January 2024

This study investigates the application of electro-mechanical impedance (EMI) sensing technology to evaluate the hardness of cosmetic creams. Traditional methods, like penetration resistance testing, can be intrusive and disrupt continuous monitoring...

  • Article
  • Open Access
7 Citations
5,216 Views
21 Pages

21 August 2023

This paper analyzes the impact of C-ITS service on driving behavior, focusing on a pilot project in Daejeon–Sejong, South Korea. C-ITS, an advanced technology, enables bidirectional wireless communication between vehicles or infrastructure, all...

  • Feature Paper
  • Article
  • Open Access
2 Citations
2,916 Views
12 Pages

Generating useful chemicals from CO2 is driving research into carbon capture and utilization. In this work, hard carbons are electrodeposited on various substrates from molten carbonate melts in CO2 atmospheres. These electrodeposited carbons are sub...

  • Article
  • Open Access
5 Citations
2,643 Views
25 Pages

The Characteristics of Visitor Behavior and Driving Factors in Urban Mountain Parks: A Case Study of Fuzhou, China

  • Shiyuan Fan,
  • Jingkai Huang,
  • Chengfei Gao,
  • Yuxiang Liu,
  • Shuang Zhao,
  • Wenqiang Fang,
  • Chengyu Ran,
  • Jiali Jin and
  • Weicong Fu

29 August 2024

Previous studies have focused on the linear relationship between recreation behavior and environmental variables. However, to inform the planning and design of recreational spaces, it is essential to understand the factors that contribute to differen...

  • Article
  • Open Access
4 Citations
3,926 Views
11 Pages

1 March 2018

In any drive system, there are always couplings between the motor and the load. Since the hardness of these couplings is finite, they have elastic properties, causing unwanted vibration and negatively affecting system quality. When the couplings are...

  • Article
  • Open Access
3 Citations
6,591 Views
17 Pages

30 December 2020

The Nadaraya-Watson kernel estimator is among the most popular nonparameteric regression technique thanks to its simplicity. Its asymptotic bias has been studied by Rosenblatt in 1969 and has been reported in several related literature. However, give...

  • Article
  • Open Access
7 Citations
3,979 Views
17 Pages

Is Users’ Trust during Automated Driving Different When Using an Ambient Light HMI, Compared to an Auditory HMI?

  • Rafael Cirino Gonçalves,
  • Tyron Louw,
  • Yee Mun Lee,
  • Ruth Madigan,
  • Jonny Kuo,
  • Mike Lenné and
  • Natasha Merat

27 April 2023

The aim of this study was to compare the success of two different Human Machine Interfaces (HMIs) in attracting drivers’ attention when they were engaged in a Non-Driving-Related Task (NDRT) during SAE Level 3 driving. We also assessed the valu...

  • Article
  • Open Access
37 Citations
8,618 Views
22 Pages

Effects of Mobile Phone Use on Driving Performance: An Experimental Study of Workload and Traffic Violations

  • Carlos A. Catalina Ortega,
  • Miguel A. Mariscal,
  • Wafa Boulagouas,
  • Sixto Herrera,
  • Juan M. Espinosa and
  • Susana García-Herrero

The use of communication technologies, e.g., mobile phones, has increased dramatically in recent years, and their use among drivers has become a great risk to traffic safety. The present study assessed the workload and road ordinary violations, utili...

  • Article
  • Open Access
584 Views
18 Pages

Sensor-Detected Differences in Behaviors of Older Drivers with Pre-MCI and Mild Cognitive Impairment vs. Unimpaired Drivers

  • Ruth M. Tappen,
  • David Newman,
  • Mónica Rosselli,
  • Joshua Conniff,
  • Subhosit Ray,
  • Sonia Moshfeghi,
  • Jinwoo Jang,
  • KwangSoo Yang and
  • Borko Furht

2 January 2026

Background: Research to identify changes in driving behavior that occur with the onset of Pre-MCI and MCI is an emerging area with many gaps still to be addressed. These gaps include limited use of objective, continuous measurement of driver behavior...

  • Article
  • Open Access
20 Citations
5,706 Views
18 Pages

Parallel Hybrid Electric Vehicle Modelling and Model Predictive Control

  • Trieu Minh Vu,
  • Reza Moezzi,
  • Jindrich Cyrus,
  • Jaroslav Hlava and
  • Michal Petru

12 November 2021

This paper presents the modelling and calculations for a hybrid electric vehicle (HEV) in parallel configuration, including a main electrical driving motor (EM), an internal combustion engine (ICE), and a starter/generator motor. The modelling equati...

  • Article
  • Open Access
4 Citations
1,436 Views
17 Pages

14 June 2024

The constrained bi-objective stochastic optimization problem (CBSOP) considers the optimization problem with stochastic bi-objective functions subject to deterministic constraints. The CBSOP is part of a set of hard combinatorial optimization problem...

  • Communication
  • Open Access
2 Citations
3,781 Views
8 Pages

Two-Stage Framework for Faster Semantic Segmentation

  • Ricardo Cruz,
  • Diana Teixeira e Silva,
  • Tiago Gonçalves,
  • Diogo Carneiro and
  • Jaime S. Cardoso

14 March 2023

Semantic segmentation consists of classifying each pixel according to a set of classes. Conventional models spend as much effort classifying easy-to-segment pixels as they do classifying hard-to-segment pixels. This is inefficient, especially when de...

  • Article
  • Open Access
1,702 Views
12 Pages

14 March 2025

In this paper, TC4 titanium alloy pipes were achieved by continuous drive friction welding, metallographic microscope and microhardness tester were used to evaluate the microstructure and the hardness of the joints, and the effect of friction pressur...

  • Article
  • Open Access
1 Citations
1,685 Views
21 Pages

Dynamic Characteristics and Environmental Driving Factors of Phytoplankton Communities in Plateau Rivers: The Case of the Lhasa River

  • Su-Xing Fu,
  • Qiu-Fu Huang,
  • Jun-Ting Li,
  • He Gao,
  • Fei Liu,
  • Yu-Ting Duan,
  • He-Jiao Li,
  • Yin-Hua Zhou,
  • Rong-Rong Liao and
  • Hai-Ping Liu
  • + 3 authors

20 January 2025

The dynamic changes in plateau river ecosystems and the driving mechanisms of environmental factors have garnered significant attention. Phytoplankton, a core component of aquatic ecosystems, can directly reflect changes in the aquatic environment. T...

  • Article
  • Open Access
6 Citations
3,129 Views
20 Pages

Possibilities of Using the Duplex System Plasma Nitriding + CrN Coating for Special Components

  • David Dobrocky,
  • Zdenek Pokorny,
  • Roman Vitek,
  • Jiri Prochazka,
  • Zbynek Studeny,
  • Zdenek Joska,
  • Josef Sedlak,
  • Martin Slany and
  • Stepan Kolomy

12 December 2022

The article deals with the replacement of hard chrome plating by applying the duplex system plasma nitriding + CrN coating (hereinafter referred to as PN + CrN). The goal of the research was to find a suitable alternative for steel surface treatment...

  • Article
  • Open Access
2 Citations
2,200 Views
11 Pages

15 March 2023

Electrorheological (ER) polishing is a novel polishing technology having flexible and tunable characteristics. At present, ER polishing uses ER particles to drive abrasive particles to polish the material surface. Under the action of high-speed centr...

  • Article
  • Open Access
10 Citations
5,240 Views
15 Pages

Effect of Calcium Carbonate Particle Size on the Scratch Resistance of Rapid Alkyd-Based Wood Coatings

  • Orkun Ersoy,
  • Sinan Fidan,
  • Harun Köse,
  • Dilek Güler and
  • Ömer Özdöver

17 March 2021

Polymer-based wood coatings are used for aesthetic purposes as well as to protect wood surfaces, especially under external conditions. High-hardness mineral fillers are thought to enhance the resistance of these polymer coatings to wear and scratchin...

  • Article
  • Open Access
10 Citations
4,015 Views
22 Pages

Anthropogenic Impact on Beach Heterogeneity within a Littoral Cell (Northern Tuscany, Italy)

  • Duccio Bertoni,
  • Monica Bini,
  • Marco Luppichini,
  • Luigi Enrico Cipriani,
  • Andrea Carli and
  • Giovanni Sarti

In this paper the evolution of the Northern Tuscany littoral cell is documented through a detailed analysis of the increasing anthropogenic pressure since the beginning of the 20th century. This sector of the Tuscany coast has been experiencing stron...

  • Article
  • Open Access
11 Citations
2,617 Views
23 Pages

Spatial Distribution and Mechanisms of Groundwater Hardness in the Plain Area of Tangshan City, China

  • Shiyin Wen,
  • Meng Wen,
  • Shuang Liang,
  • Guoxing Pang,
  • Jianhui Fan,
  • Mingqi Dong,
  • Yang Wang,
  • Jianan Zhang and
  • Yingying Ye

17 December 2024

Groundwater resources play a critical role in meeting the agricultural, industrial, and domestic water demands of Tangshan, a key industrial city in China. However, with the acceleration of urbanization and the overextraction of groundwater, issues r...

  • Article
  • Open Access
2 Citations
4,658 Views
12 Pages

An AC/DC LED Driver with Unity Power Factor and Soft Switching

  • Yong-Nong Chang,
  • Hung-Liang Cheng,
  • Chien-Hsuan Chang,
  • Hau-Chen Yen and
  • Rong-Zong Lin

14 May 2018

Traditional light-emitting diode (LED) drivers with pulse-width modulation (PWM)-type converters suffer the problem of hard switching, leading to low circuit efficiency and low reliability. LED drivers supplied by alternating current (AC) line source...

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