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Technologies, Volume 8, Issue 2

2020 June - 18 articles

Cover Story: We fabricated four microhole arrays with different arrangements, quantified by the parameter of “eccentricity” and evaluated the evaporation mode of the water droplets on these substrates. The results suggest that the evaporation mode is altered by changing the eccentricity of the micropatterned surfaces. Specifically, over 75% of the lifetime of droplets on the microhole arrays with non-zero eccentricity is in the constant contact line (CCL) mode while this value is around 40% for the droplets surrounded by those with zero eccentricity. These results can be partially explained by the quantification of contact angle hysteresis (CAH). Our findings play a significant role in any technology platform that contains micropatterned surfaces, where controlling the evaporation mode is desirable. View this paper
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Articles (18)

  • Review
  • Open Access
174 Citations
22,303 Views
35 Pages

Unsupervised Domain Adaptation in Semantic Segmentation: A Review

  • Marco Toldo,
  • Andrea Maracani,
  • Umberto Michieli and
  • Pietro Zanuttigh

The aim of this paper is to give an overview of the recent advancements in the Unsupervised Domain Adaptation (UDA) of deep networks for semantic segmentation. This task is attracting a wide interest since semantic segmentation models require a huge...

(This article belongs to the Section Information and Communication Technologies)
  • Article
  • Open Access
32 Citations
5,961 Views
20 Pages

The effect of various tungsten carbide (WC) pin tools and operating parameters on the material structure and properties of an AA1100 friction stir welding (FSW) weld were evaluated. Three different pin shapes were employed (conical, square and thread...

(This article belongs to the Special Issue Reviews and Advances in Materials Processing)
  • Article
  • Open Access
31 Citations
7,836 Views
15 Pages

Investigation of Methods to Extract Fetal Electrocardiogram from the Mother’s Abdominal Signal in Practical Scenarios

  • Sadaf Sarafan,
  • Tai Le,
  • Amir Mohammad Naderi,
  • Quoc-Dinh Nguyen,
  • Brandon Tiang-Yu Kuo,
  • Tadesse Ghirmai,
  • Huy-Dung Han,
  • Michael P. H. Lau and
  • Hung Cao

Monitoring of fetal electrocardiogram (fECG) would provide useful information about fetal wellbeing as well as any abnormal development during pregnancy. Recent advances in flexible electronics and wearable technologies have enabled compact devices t...

  • Review
  • Open Access
37 Citations
9,452 Views
26 Pages

Electrical Discharge Machining Non-Conductive Ceramics: Combination of Materials

  • Marina A. Volosova,
  • Anna A. Okunkova,
  • Sergey V. Fedorov,
  • Khaled Hamdy and
  • Mariya A. Mikhailova

One of the promising processing methods for non-conductive structural and functional ceramics based on ZrO2, Al2O3, and Si3N4 systems is electrical discharge machining with the assistance of an auxiliary electrode that can be presented in the form of...

(This article belongs to the Special Issue Reviews and Advances in Materials Processing)
  • Review
  • Open Access
49 Citations
12,009 Views
23 Pages

The Influence of Smart Manufacturing towards Energy Conservation: A Review

  • Shane Terry,
  • Hao Lu,
  • Ismail Fidan,
  • Yunbo Zhang,
  • Khalid Tantawi,
  • Terry Guo and
  • Bahram Asiabanpour

Today, the current trends of manufacturing are towards the adaptation and implementation of smart manufacturing, which is a new initiative to turn the traditional factories into profitable innovation facilities. However, the concept and technologies...

(This article belongs to the Section Innovations in Materials Science and Materials Processing)
  • Article
  • Open Access
8 Citations
5,840 Views
18 Pages

Thermal and Visual Imaging to Assist with Juvenile Idiopathic Arthritis Examination of the Knees

  • Harriet Nwaizu,
  • Reza Saatchi,
  • Daniel Philip Hawley and
  • Oliver Ward

Juvenile idiopathic arthritis (JIA) causes inflammation of the joints, and it is frequently associated with their pain and stiffness. Its timely diagnosis is important to avoid its progressive damage to the bones and cartilage. Increases in the joint...

  • Article
  • Open Access
8 Citations
4,754 Views
10 Pages

Controlling the evaporation process of a droplet is of the utmost importance for a number of technologies. Also, along with the advances of microfabrication, micropatterned surfaces have emerged as an important technology platform to tune the wettabi...

(This article belongs to the Section Innovations in Materials Science and Materials Processing)
  • Article
  • Open Access
6 Citations
5,391 Views
17 Pages

The rapid evolution of smart assisted living operations in combination with the blooming of commercial robots calls for the use of robotic based systems. Specifically, certain circumstances such as the handling of critical, contagious virus outbreaks...

(This article belongs to the Special Issue MOCAST 2019: Modern Circuits and Systems Technologies on Electronics)
  • Feature Paper
  • Article
  • Open Access
3 Citations
5,080 Views
16 Pages

The present study aimed to investigate the psychosocial impacts of large-scale solar (LSS) power projects. There were 225 participants (n = 109 women, n = 3 did not indicate gender) participated in our study by completing a series of questionnaires....

(This article belongs to the Section Environmental Technology)
  • Article
  • Open Access
17 Citations
5,354 Views
14 Pages

Comparison of Time Delay Estimation Methods Used for Fast Pipeline Leak Localization in High-Noise Environment

  • Georgios-Panagiotis Kousiopoulos,
  • Georgios-Napoleon Papastavrou,
  • Dimitrios Kampelopoulos,
  • Nikolaos Karagiorgos and
  • Spiros Nikolaidis

Pipeline networks are one of the most efficient and extensively used means for transporting fluid products. However, they suffer from a serious problem that threatens their normal and secure operation, which is the occurrence of leaks. In this articl...

(This article belongs to the Special Issue MOCAST 2019: Modern Circuits and Systems Technologies on Electronics)
  • Article
  • Open Access
4,401 Views
11 Pages

Hospital-acquired pneumonia (HAP) bloodstream infections comprise a major cause of crude hospital mortality. This is a cross-sectional study that used claims data from the Centers for Medicare and Medicaid Services (N = 565,875). The study objective...

  • Article
  • Open Access
5 Citations
4,947 Views
15 Pages

The impact of process variations on circuit performance has become more critical with the technological scaling, and the increasing level of integration of integrated circuits. The degradation of the performance of the circuit means economic losses....

  • Article
  • Open Access
17 Citations
7,723 Views
14 Pages

An Interactive Real-Time Cutting Technique for 3D Models in Mixed Reality

  • Paolo Caligiana,
  • Alfredo Liverani,
  • Alessandro Ceruti,
  • Gian Maria Santi,
  • Giampiero Donnici and
  • Francesco Osti

This work describes a Mixed Reality application useful to modify and cut virtual objects. A digital simulation of surgical operations is presented. Following this approach, surgeons can test all the designed solutions of the preoperative stage in a M...

(This article belongs to the Section Information and Communication Technologies)
  • Article
  • Open Access
5 Citations
5,707 Views
16 Pages

Comparison of Different Hydrotalcite Solid Adsorbents on Adsorptive Desulfurization of Liquid Fuel Oil

  • Mozammel Mazumder,
  • Rajib Das,
  • Md Symon Jahan Sajib,
  • Andrew Jewel Gomes,
  • Mohammad Islam,
  • Thinesh Selvaratnam and
  • Ashiqur Rahman

With increasingly stringent environmental regulations, desulfurization for gasoline oil production has become an important issue. Nowadays, desulfurization technologies have become an integral part of environmental catalysis studies. It is also impor...

(This article belongs to the Special Issue Reviews and Advances in Materials Processing)
  • Article
  • Open Access
19 Citations
9,407 Views
13 Pages

Use Ultra-Wideband Discone Rectenna for Broadband RF Energy Harvesting Applications

  • Manolis G. Tampouratzis,
  • Demosthenes Vouyioukas,
  • Dimitrios Stratakis and
  • Traianos Yioultsis

In this study, a broadband Radio Frequency (RF) energy harvester implementation is presented. The system uses a broadband discone antenna, which can operate efficiently in a broad frequency spectrum, including LTE, DCS 1800 and UMTS 2100 cellular fre...

  • Article
  • Open Access
7 Citations
7,013 Views
13 Pages

The effect of center of mass (COM) height on stand-still postural sway analysis was studied. For this purpose, a measurement apparatus was set up that included an accelerometry device attached to a rod: three plumb lines, positioned at 50, 75 and 100...

  • Article
  • Open Access
7 Citations
11,237 Views
23 Pages

The convolutional neural network (CNN) algorithm is one of the efficient techniques to recognize hand gestures. In human–computer interaction, a human gesture is a non-verbal communication mode, as users communicate with a computer via input de...

(This article belongs to the Section Information and Communication Technologies)
  • Article
  • Open Access
6 Citations
96,695 Views
13 Pages

Internet-related electricity consumption is rising rapidly as global Internet users spend more than 6.5 h per day online. Open source ad blockers have the potential to reduce the time and thus electricity spent using computers by eliminating ads duri...

(This article belongs to the Section Information and Communication Technologies)
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Technologies - ISSN 2227-7080