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156 Results Found

  • Review
  • Open Access
31 Citations
10,179 Views
20 Pages

9 October 2015

Plasmonic nanostructures have attracted intensive attention for many applications in recent years because of the field enhancement at the metal/dielectric interface. First, this strong field enhancement makes it possible to break the diffraction limi...

(This article belongs to the Special Issue Plasmonic Materials)
  • Editorial
  • Open Access
2,820 Views
4 Pages

23 September 2020

Metasurfaces acting on electromagnetic fields have emerged as powerful tools that can address all the wave’s degrees of freedom: amplitude, phase and polarization. It is especially with respect to polarization that their role is steadily growin...

(This article belongs to the Special Issue Polarization-Handling Metasurfaces)
  • Article
  • Open Access
16 Citations
12,144 Views
12 Pages

Electrostatic charging of powders becomes important, when particles become smaller, especially for fine powders at micron or sub-micron size. Charging of powders causes strong particle adhesion and consequently difficulties in processes such as blend...

(This article belongs to the Special Issue Feature Papers for Nanomanufacturing in 2023)
  • Review
  • Open Access
4 Citations
4,042 Views
19 Pages

Several types of silicon-nanowire-based optical demultiplexers (DeMUXs) for use in short-reach targeted datacenter applications were proposed and their spectral responses were experimentally verified. First, a novel 100-GHz-spaced 16λ polariza...

(This article belongs to the Special Issue Silicon Photonics Devices and Integrated Circuits)
  • Communication
  • Open Access
1 Citations
1,312 Views
11 Pages

11 December 2024

The present work is motivated by the necessity of handling and controlling three-dimensional polarization states, whose appropriate preparation has increasing interest in areas like nanotechnologies, quantum computing and near-field phenomena. By vir...

  • Article
  • Open Access
9 Citations
12,040 Views
13 Pages

Fiber-Based Polarization Diversity Detection for Polarization-Sensitive Optical Coherence Tomography

  • Hamid Pahlevaninezhad,
  • Anthony M. D. Lee,
  • Lucas Cahill,
  • Stephen Lam,
  • Calum MacAulay and
  • Pierre Lane

30 September 2014

We present a new fiber-based polarization diversity detection (PDD) scheme for polarization sensitive optical coherence tomography (PSOCT). This implementation uses a new custom miniaturized polarization-maintaining fiber coupler with single mode (SM...

(This article belongs to the Special Issue Biomedical Optics and Optical Imaging)
  • Article
  • Open Access
23 Citations
10,773 Views
15 Pages

17 August 2017

An experimentally obtained polarization curve for the hydrogen evolution reaction on silver in a 0.5 mol dm−3 solution was investigated using an electrochemical curve technique named the differential polarization method (DPM). The exchange current de...

(This article belongs to the Special Issue Advances in Electrocatalysis)
  • Article
  • Open Access
60 Citations
10,276 Views
12 Pages

An Enhanced Quantum K-Nearest Neighbor Classification Algorithm Based on Polar Distance

  • Congcong Feng,
  • Bo Zhao,
  • Xin Zhou,
  • Xiaodong Ding and
  • Zheng Shan

8 January 2023

The K-nearest neighbor (KNN) algorithm is one of the most extensively used classification algorithms, while its high time complexity limits its performance in the era of big data. The quantum K-nearest neighbor (QKNN) algorithm can handle the above p...

(This article belongs to the Special Issue Advances in Quantum Computing)
  • Article
  • Open Access
1 Citations
1,211 Views
15 Pages

4 August 2025

To address the significant degradation of image visibility and contrast in turbid media, this paper proposes an enhanced image dehazing algorithm. Unlike traditional polarimetric dehazing methods that exclusively attribute polarization information to...

  • Article
  • Open Access
15 Citations
2,965 Views
16 Pages

2 February 2020

When events occur in everyday life, it is sometimes advantageous to approach them in two directions to find a solution for them. As a mathematical tool to handle these things, we can consider the intuitionistic fuzzy set. However, when events are com...

(This article belongs to the Special Issue Fuzziness and Mathematical Logic )
  • Article
  • Open Access
1 Citations
8,051 Views
21 Pages

A Data Processing Framework for Polar Performance Diagrams

  • Valentin Dannenberg,
  • Robert Schüler and
  • Achill Schürmann

17 March 2022

Polar performance diagrams are commonly used to predict the performance of a sailing vessel under given wind conditions. They are, in particular, an essential part of robotic sailing vessels and a basis for weather routing algorithms. In this paper w...

(This article belongs to the Special Issue Robotic Sailing and Support Technologies)
  • Article
  • Open Access
1,807 Views
11 Pages

14 August 2025

Anti-resonant hollow-core fibers have exhibited excellent performance in applications such as high-power pulse transmission, network communication, space exploration, and precise sensing. Employing anti-resonant hollow-core fibers instead of light gu...

  • Article
  • Open Access
8 Citations
4,271 Views
15 Pages

A Novel High-Power Rotary Waveguide Phase Shifter Based on Circular Polarizers

  • Qinghe Zhuang,
  • Feng Yan,
  • Zhengfeng Xiong,
  • Meng Yang and
  • Min Liu

This paper presents a novel high-power rotary waveguide phase shifter based on circular polarizers specifically engineered for high-power microwave (HPM) applications. The phase shifter is capable of performing a precise 360° linear phase shift t...

(This article belongs to the Special Issue Advanced RF, Microwave Engineering, and High-Power Microwave Sources)
  • Article
  • Open Access
4 Citations
2,335 Views
29 Pages

30 April 2025

The dynamic illumination conditions in the Moon’s polar region present challenges for future rover explorations, which require enhanced efficiency and intelligent data preprocessing for Sun-synchronous path planning. Within the Chang’E-7 polar explor...

(This article belongs to the Special Issue Autonomous Space Navigation (Second Edition))
  • Article
  • Open Access
79 Citations
4,595 Views
20 Pages

Group Decision-Making Based on m-Polar Fuzzy Linguistic TOPSIS Method

  • Arooj Adeel,
  • Muhammad Akram and
  • Ali N. A. Koam

29 May 2019

The fuzzy linguistic approach provides favorable outputs in several areas, whose description is relatively qualitative. The encouragement for the utilization of sentences or words instead of numbers is that linguistic characterizations or classificat...

(This article belongs to the Special Issue Multi-Criteria Decision Aid methods in fuzzy decision problems)
  • Article
  • Open Access
5 Citations
3,599 Views
22 Pages

27 August 2021

This experiment is the first ultraviolet radiance assimilation for atmospheric ozone in the troposphere and stratosphere. The experiment has provided better understanding of which observations need to be assimilated, what bias correction scheme may b...

(This article belongs to the Section Satellite Missions for Earth and Planetary Exploration)
  • Article
  • Open Access
2 Citations
1,472 Views
22 Pages

27 November 2024

Due to the complexity of underwater conditions, achieving stable long-endurance autonomous underwater navigation has always been a challenging issue. Polarized light navigation, which utilizes the polarization field in the underwater downward radiati...

  • Article
  • Open Access
18 Citations
4,405 Views
15 Pages

Since early 2020, the rapid expansion of COVID-19 has raised concerns about vaccine safety and the government’s handling of it. Particularly notable and concerning has been a growing number of people who oppose vaccines, as this opposition pose...

  • Article
  • Open Access
16 Citations
5,649 Views
27 Pages

12 November 2016

With the rapid development of the one-stationary bistatic forward-looking synthetic aperture radar (OS-BFSAR) technology, the huge amount of the remote sensing data presents challenges for real-time imaging processing. In this paper, an efficient tim...

(This article belongs to the Special Issue Synthetic Aperture Radars: Models, Algorithms, Techniques and Tools for Data Exploitation)
  • Letter
  • Open Access
6 Citations
3,418 Views
13 Pages

11 December 2020

Polarized hyperspectral images can reflect the rich physicochemical characteristics of targets. Meanwhile, the contained plentiful information also brings great challenges to signal processing. Although compressive sensing theory provides a good idea...

(This article belongs to the Special Issue Computational Spectral Imaging)
  • Article
  • Open Access
8 Citations
3,124 Views
14 Pages

Assessment of Polar Ionospheric Observations by VIPIR/Dynasonde at Jang Bogo Station, Antarctica: Part 1—Ionospheric Densities

  • Eunsol Kim,
  • Geonhwa Jee,
  • Young-Bae Ham,
  • Nikolay Zabotin,
  • Changsup Lee,
  • Hyuck-Jin Kwon,
  • Junseok Hong,
  • Jeong-Han Kim and
  • Terence Bullett

10 June 2022

Vertical incidence pulsed ionospheric radar (VIPIR) has been operated to observe the polar ionosphere with Dynasonde analysis software at Jang Bogo Station (JBS), Antarctica, since 2017. The JBS-VIPIR-Dynasonde (JVD) provides ionospheric parameters s...

(This article belongs to the Special Issue Ionosphere Monitoring with Remote Sensing)
  • Article
  • Open Access
1 Citations
1,602 Views
10 Pages

3 November 2025

In this study, the fluorescence (FL) behavior of a fluorenone derivative (FDMFA) in four chlorinated hydrocarbon solvents was investigated. While all four solvents have low polarities, their proticities are considerably different. Therefore, the FL p...

  • Article
  • Open Access
21 Citations
8,948 Views
10 Pages

Aqueous-Organic Phase Transfer of Gold and Silver Nanoparticles Using Thiol-Modified Oleic Acid

  • Alejandra López-Millán,
  • Paul Zavala-Rivera,
  • Reynaldo Esquivel,
  • Roberto Carrillo,
  • Enrique Alvarez-Ramos,
  • Ramón Moreno-Corral,
  • Roberto Guzmán-Zamudio and
  • Armando Lucero-Acuña

9 March 2017

The handling of metallic nanoparticles often requires their dispersion into several polar and nonpolar solvents. Solid-phase stages or polymer-based ligands are commonly required to complete the transfer. The construction of a thiol ligand based in o...

(This article belongs to the Section Nanotechnology and Applied Nanosciences)
  • Article
  • Open Access
2 Citations
1,976 Views
45 Pages

A Framework for Investigating Discording Communities on Social Platforms

  • Francesco Cauteruccio,
  • Enrico Corradini,
  • Michele Marchetti,
  • Domenico Ursino and
  • Luca Virgili

In recent years, polarization on social media has risen significantly. Social platforms often feature a range of topics that give rise to communities of users with diametrically opposed views, who tend to avoid engaging with others having different p...

(This article belongs to the Special Issue Application of Data Mining in Social Media)
  • Article
  • Open Access
1 Citations
1,843 Views
22 Pages

Polarization in Political Rallies: A Markovian Agent-Based Model for Opinion Dynamics

  • Marco Scarpa,
  • Marco Garofalo,
  • Francesco Longo and
  • Salvatore Serrano

23 May 2025

One of the most studied problems among researchers in recent years is how individuals form their opinions. This problem has become more urgent with the advent of social networks, which can easily influence a huge number of followers and have become i...

(This article belongs to the Special Issue Mathematical Modelling in Engineering and Human Behaviour (3rd Edition))
  • Article
  • Open Access
6 Citations
4,633 Views
20 Pages

A Function Reconfigurable Antenna Based on Liquid Metal

  • Yun Zhou,
  • Shaojun Fang,
  • Hongmei Liu,
  • Zhongbao Wang and
  • Te Shao

To meet the demands of maritime transportation on ships, including satellite positioning, wireless communication, and radio frequency identification (RFID) for cargo handling management, a function reconfigurable antenna based on liquid metal is prop...

(This article belongs to the Section Microwave and Wireless Communications)
  • Article
  • Open Access
9 Citations
6,614 Views
17 Pages

Structure/Function Analysis of Nonwoven Cotton Topsheet Fabrics: Multi-Fiber Blending Effects on Fluid Handling and Fabric Handle Mechanics

  • Michael Easson,
  • Judson Vincent Edwards,
  • Ningtao Mao,
  • Chris Carr,
  • David Marshall,
  • Jianguo Qu,
  • Elena Graves,
  • Michael Reynolds,
  • Andres Villalpando and
  • Brian Condon

24 October 2018

Greige cotton (GC) has attracted interest in recent years as an eco-friendly, functional fiber for use in nonwoven topsheet materials. GC imparts favorable fluid management and sensorial properties associated with urinary liquid transport and indices...

(This article belongs to the Special Issue Mechanical Characterization of Bio-Based Materials and Structures)
  • Article
  • Open Access
8 Citations
8,653 Views
17 Pages

16 October 2023

This paper studies the AWC (Active Wafer Centering) algorithm for the movement control and wafer calibration of the handling robot in semiconductor manufacturing to prevent wafer surface contact and contamination during the transfer process. The mech...

(This article belongs to the Section Sensors and Robotics)
  • Article
  • Open Access
8 Citations
3,233 Views
17 Pages

Eudraguard® Natural and Protect: New “Food Grade” Matrices for the Delivery of an Extract from Sorbus domestica L. Leaves Active on the α-Glucosidase Enzyme

  • Maria Rosaria Lauro,
  • Patrizia Picerno,
  • Silvia Franceschelli,
  • Michela Pecoraro,
  • Rita Patrizia Aquino and
  • Rosario Pignatello

(1) Background: Eudraguard® Natural (EN) and Protect (EP) are polymers regulated for use in dietary supplements in the European Union and the United States to carry natural products, mask unpleasant smells and tastes, ameliorate product handling,...

(This article belongs to the Special Issue Herbal Extracts and Natural Compounds: Nutraceutical and Pharmaceutical Aspects Volume II)
  • Article
  • Open Access
5 Citations
4,954 Views
14 Pages

Analysis of Electrostatic Discharge Interference Effects on Small Unmanned Vehicle Handling Systems

  • Yongqiang Zhang,
  • Yuejian Shen,
  • Guilei Ma,
  • Menghua Man and
  • Shanghe Liu

Electrostatic discharge is a common phenomenon in daily life, and the electromagnetic pulse radiation generated during discharge can cause great harm to power, communication, sensing, and other equipment, resulting in systems not working properly. To...

(This article belongs to the Special Issue Advancements in Electromagnetic Compatibility (EMC) Techniques for Electronic Systems)
  • Feature Paper
  • Review
  • Open Access
17 Citations
5,959 Views
19 Pages

Hard X-ray and Soft Gamma Ray Polarimetry with CdTe/CZT Spectro-Imager

  • Ezio Caroli,
  • Miguel Moita,
  • Rui M. Curado Da Silva,
  • Stefano Del Sordo,
  • Giovanni De Cesare,
  • Jorge M. Maia and
  • Marcela Pàscoa

CdTe/CZT based spectroscopic two-dimensional (2D)/three-dimensional (3D) imagers when operated in the Compton regime can work as high performance scattering polarimeters, for high-energy astrophysics. Polarimetry in high-energy astrophysics has been...

(This article belongs to the Special Issue The Bright Future of Astronomical X-ray Polarimetry)
  • Review
  • Open Access
3 Citations
6,069 Views
26 Pages

Highly Versatile Photonic Integration Platform on an Indium Phosphide Membrane

  • Sander Reniers,
  • Yi Wang,
  • Salim Abdi,
  • Jasper de Graaf,
  • Aleksandr Zozulia,
  • Kevin Williams and
  • Yuqing Jiao

31 July 2025

The fast-maturing photonic integration technology is calling for a versatile platform that supports both active and passive functions as well as high scalability through component miniaturization. Indium phosphide (InP) has long been recognized for i...

  • Review
  • Open Access
623 Views
23 Pages

Research Status of Metal–Organic Frameworks in Field of Membrane Distillation

  • Shuhua Ma,
  • Quanxing Liao,
  • Shiai Xu,
  • Guanglan Che,
  • Haoyi Chen and
  • Juan Li

Membrane distillation (MD) technology has become an effective solution to freshwater scarcity due to its low energy consumption, high separation efficiency, and ability to handle highly concentrated saline wastewater. Nevertheless, issues such as mem...

(This article belongs to the Special Issue Metal-Organic Framework-Based Membranes for Applications in Molecular Separation)
  • Article
  • Open Access
9 Citations
5,073 Views
17 Pages

Optimization of Imputation Strategies for High-Resolution Gas Chromatography–Mass Spectrometry (HR GC–MS) Metabolomics Data

  • Isaac Ampong,
  • Kip D. Zimmerman,
  • Peter W. Nathanielsz,
  • Laura A. Cox and
  • Michael Olivier

Gas chromatography–coupled mass spectrometry (GC–MS) has been used in biomedical research to analyze volatile, non-polar, and polar metabolites in a wide array of sample types. Despite advances in technology, missing values are still comm...

  • Article
  • Open Access
1,136 Views
19 Pages

1 May 2026

Hollow-core anti-resonant fibers (HC-ARFs) have emerged as a promising platform for next-generation optical systems, offering attractive advantages in low-latency, low-nonlinearity, and high-power handling. However, the development of high-performanc...

(This article belongs to the Section Optical Sensors)
  • Article
  • Open Access
572 Views
20 Pages

15 May 2026

Lunar optical and synthetic aperture radar (SAR) imagery provide complementary information for characterizing the lunar surface. However, their joint use remains challenging because of substantial cross-modality differences and severe illumination co...

(This article belongs to the Special Issue Planetary Geologic Mapping and Remote Sensing (Third Edition))
  • Article
  • Open Access
3 Citations
3,902 Views
16 Pages

A Sample Preparation Method for the Simultaneous Profiling of Signaling Lipids and Polar Metabolites in Small Quantities of Muscle Tissues from a Mouse Model for Sarcopenia

  • Yupeng He,
  • Marlien van Mever,
  • Wei Yang,
  • Luojiao Huang,
  • Rawi Ramautar,
  • Yvonne Rijksen,
  • Wilbert P. Vermeij,
  • Jan H. J. Hoeijmakers,
  • Amy C. Harms and
  • Thomas Hankemeier
  • + 1 author

12 August 2022

The metabolic profiling of a wide range of chemical classes relevant to understanding sarcopenia under conditions in which sample availability is limited, e.g., from mouse models, small muscles, or muscle biopsies, is desired. Several existing metabo...

(This article belongs to the Special Issue Advances in Metabolic Profiling of Biological Samples)
  • Article
  • Open Access
2 Citations
5,674 Views
22 Pages

27 April 2017

This paper investigates a two-dimensional angle of arrival (2D AOA) estimation algorithm for the electromagnetic vector sensor (EMVS) array based on Type-2 block component decomposition (BCD) tensor modeling. Such a tensor decomposition method can ta...

(This article belongs to the Special Issue Recent Advances in Array Signal Processing and Its Applications in IoT Security)
  • Article
  • Open Access
19 Citations
5,357 Views
21 Pages

On the Methods for Recalibrating Geostationary Longwave Channels Using Polar Orbiting Infrared Sounders

  • Viju O. John,
  • Tasuku Tabata,
  • Frank Rüthrich,
  • Rob Roebeling,
  • Tim Hewison,
  • Reto Stöckli and
  • Jörg Schulz

16 May 2019

This study presents a common recalibration method that has been applied to geostationary imagers’ infrared (IR) and water vapour (WV) channel measurements, referred to as the multi-sensor infrared channel calibration (MSICC) method. The method...

(This article belongs to the Special Issue Assessment of Quality and Usability of Climate Data Records)
  • Article
  • Open Access
2 Citations
747 Views
28 Pages

29 May 2026

Long propagation delays, severe multipaths, and narrow bandwidths make feedback-based link adaptation impractical in UWA channels at kilometer ranges, so we replace the feedback step with a prediction step. The transmitter runs a two-layer coded OFDM...

(This article belongs to the Special Issue Underwater Remote Sensing: Status, New Challenges and Opportunities)
  • Article
  • Open Access
6 Citations
2,150 Views
13 Pages

Fabrication of Multifunctional Silylated GO/FeSiAl Epoxy Composites: A Heat Conducting Microwave Absorber for 5G Base Station Packaging

  • Zhuyun Xie,
  • Dehai Xiao,
  • Qin Yu,
  • Yuefeng Wang,
  • Hanyi Liao,
  • Tianzhan Zhang,
  • Peijiang Liu and
  • Liguo Xu

5 December 2023

A multifunctional microwave absorber with high thermal conductivity for 5G base station packaging comprising silylated GO/FeSiAl epoxy composites were fabricated by a simple solvent-handling method, and its microwave absorption properties and thermal...

(This article belongs to the Special Issue Advanced Science and Technology of Polymer Matrix Nanomaterials)
  • Article
  • Open Access
13 Citations
5,096 Views
21 Pages

19 November 2018

Movie recommender expert systems are valuable tools to provide recommendation services to users. However, the existing movie recommenders are technically lacking in two areas: first, the available movie recommender systems give general recommendation...

(This article belongs to the Special Issue Expert Systems: Applications of Business Intelligence in Big Data Environments)
  • Article
  • Open Access
5 Citations
1,829 Views
23 Pages

22 December 2024

CloudSim is a versatile simulation framework for modeling cloud infrastructure components that supports customizable and extensible application provisioning strategies, allowing for the simulation of cloud services. On the other hand, Distributed Aco...

(This article belongs to the Special Issue Optical Sensors for Industrial Applications)
  • Article
  • Open Access
64 Citations
10,984 Views
20 Pages

Sarcasm Detection over Social Media Platforms Using Hybrid Auto-Encoder-Based Model

  • Dilip Kumar Sharma,
  • Bhuvanesh Singh,
  • Saurabh Agarwal,
  • Hyunsung Kim and
  • Raj Sharma

8 September 2022

Sarcasm is a language phrase that conveys the polar opposite of what is being said, generally something highly unpleasant to offend or mock somebody. Sarcasm is widely used on social media platforms every day. Because sarcasm may change the meaning o...

(This article belongs to the Special Issue Advances in Artificial Intelligence, Machine Learning and Deep Learning Application)
  • Article
  • Open Access
1 Citations
1,430 Views
33 Pages

19 December 2024

Adaptive design focuses on creating flexible products that meet evolving demands and enhance sustainability. However, evaluating adaptive design concepts poses significant challenges due to the dynamic nature of product features over time and the inh...

(This article belongs to the Section B: Mathematics)
  • Article
  • Open Access
1 Citations
1,177 Views
13 Pages

12 May 2026

Ultrashort-chain (USC) per- and polyfluoroalkyl substances (PFAS) are highly polar, mobile, and persistent emerging pollutants. While the environmental distribution of USC species is well-documented, their presence in widely consumed beverages remain...

(This article belongs to the Special Issue Identification of Emerging Pollutants and Human Exposure)
  • Article
  • Open Access
503 Views
14 Pages

11 September 2026

Ultrashort-chain (USC) per- and polyfluoroalkyl substances (PFAS) are increasingly detected in environmental and drinking water systems, yet information regarding their occurrence in alcoholic beverages remains limited. The analysis of USC PFAS in wi...

(This article belongs to the Section Emerging Chemicals)
  • Article
  • Open Access
2 Citations
1,444 Views
9 Pages

Interfacing the B-Spline R-Matrix and R-Matrix with Time Dependence Computer Codes: An Update

  • Juan C. Del Valle,
  • Aaron T. Bondy,
  • Soumyajit Saha,
  • Kathryn R. Hamilton and
  • Klaus Bartschat

29 August 2025

As a continuation of Schneider et al., Atoms 2022 10, 26, we report recent progress in the development and deployment of the interface between the computational codes B-Spline R-matrix (BSR) and R-Matrix with Time dependence (RMT). These advance...

(This article belongs to the Special Issue Ab Initio Calculations in Atomic, Molecular, and Optical Physics: A Tribute to Barry Irwin Schneider)
  • Article
  • Open Access
8 Citations
5,232 Views
8 Pages

2 April 2018

The ion depletion zone of ion concentration polarization has a strong potential to act as an immaterial barrier, separating delicate submicron substances, including biomolecules, without causing physical damage. However, the detailed mechanisms of th...

(This article belongs to the Special Issue Selected Papers from the 8th Symposium on Micro-Nano Science and Technology on Micromachines)
  • Article
  • Open Access
2 Citations
2,215 Views
17 Pages

Turning Waste into Treatment: Sugarcane Bagasse Biochar for Sustainable Removal of Pharmaceuticals and Illicit Drugs from Wastewater

  • Daniel Temponi Lebre,
  • Juliana Ikebe Otomo,
  • Rodrigo de Freitas Bueno and
  • José Oscar Bustillos

This study evaluates the bioadsorption efficiency of sugarcane bagasse (SCB) for removing pharmaceuticals and illicit drugs—such as acetaminophen, atenolol, caffeine, carbamazepine, diclofenac, orphenadrine, losartan, enalapril, citalopram, coc...

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