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44 Results Found

  • Article
  • Open Access
3 Citations
2,775 Views
24 Pages

Möbius Transformation-Induced Distributions Provide Better Modelling for Protein Architecture

  • Mohammad Arashi,
  • Najmeh Nakhaei Rad,
  • Andriette Bekker and
  • Wolf-Dieter Schubert

29 October 2021

Proteins are found in all living organisms and constitute a large group of macromolecules with many functions. Proteins achieve their operations by adopting distinct three-dimensional structures encoded within the sequence of the constituent amino ac...

  • Article
  • Open Access
3 Citations
3,102 Views
16 Pages

Formal Algebraic Model of an Edge Data Center with a Redundant Ring Topology

  • Pedro Juan Roig,
  • Salvador Alcaraz,
  • Katja Gilly,
  • Cristina Bernad and
  • Carlos Juiz

30 January 2023

Data center organization and optimization presents the opportunity to try and design systems with specific characteristics. In this sense, the combination of artificial intelligence methodology and sustainability may lead to achieve optimal topologie...

  • Article
  • Open Access
7 Citations
2,701 Views
20 Pages

Buckling of Hydroformed Toroidal Pressure Hulls with Octagonal Cross-Sections

  • Xiaobin Liu,
  • Jian Zhang,
  • Chenyang Di,
  • Ming Zhan and
  • Fang Wang

4 September 2022

This paper is devoted to the hydroforming performances of toroidal pressure hulls with octagonal cross-sections, together with the buckling performances of hydroformed hulls. The octagonal cross-sections of toroidal preforms are inscribed from the ci...

  • Article
  • Open Access
10 Citations
8,348 Views
19 Pages

Analysis and Evaluation of Aerodynamic Noise Characteristics of Toroidal Propeller

  • Wei Wei,
  • Yuanqing Ma,
  • Shiyi Wei,
  • Dongsheng Wang,
  • Meng Guo and
  • Qingdong Yan
Drones2024, 8(12), 753;https://doi.org/10.3390/drones8120753 
(registering DOI)

12 December 2024

Toroidal propellers, a new type of drone propellers capable of significantly reducing noise, offer new possibilities for future low-altitude flying platforms. In this study, a numerical model was established to analyze the aerodynamic noise of the to...

  • Article
  • Open Access
2 Citations
2,260 Views
25 Pages

25 April 2024

Computational Fluid Dynamics (CFD) simulations were utilized in this study to comprehensively explore the fluid dynamics within an accelerated toroidal vessel, specifically those central to Particle Imaging Velocimetry Gyroscope (PIVG) technology. To...

  • Article
  • Open Access
2,508 Views
13 Pages

Camera Path Generation for Triangular Mesh Using Toroidal Patches

  • Jinyoung Choi,
  • Kangmin Kim,
  • Seongil Kim,
  • Minseok Kim,
  • Taekgwan Nam and
  • Youngjin Park

5 January 2024

Triangular mesh data structures are principal in computer graphics, serving as the foundation for many 3D models. To effectively utilize these 3D models across diverse industries, it is important to understand the model’s overall shape and geom...

  • Article
  • Open Access
10 Citations
3,267 Views
27 Pages

Neutral Beam Coupling with Plasma in a Compact Fusion Neutron Source

  • Eugenia Dlougach,
  • Alexander Panasenkov,
  • Boris Kuteev and
  • Arkady Serikov

23 August 2022

FNS-ST is a fusion neutron source project based on a spherical tokamak (R/a = 0.5 m/0.3 m) with a steady-state neutron generation of ~1018 n/s. Neutral beam injection (NBI) is supposed to maintain steady-state operation, non-inductive current drive a...

  • Article
  • Open Access
8 Citations
2,217 Views
16 Pages

Spin Quantization in Heavy Ion Collision

  • Hua Zheng and
  • Aldo Bonasera

24 September 2021

We analyzed recent experimental data on the disassembly of 28Si into 7α in terms of a hybrid α-cluster model. We calculated the probability of breaking into several α-like fragments for high l-spin values for identical and non-identical spin zero nuc...

  • Article
  • Open Access
1 Citations
2,435 Views
23 Pages

29 December 2021

We find the analytical form of inertial waves in an incompressible, rotating fluid constrained by concentric inner and outer spherical surfaces with homogeneous boundary conditions on the normal components of velocity and vorticity. These fields are...

  • Article
  • Open Access
1 Citations
1,462 Views
8 Pages

1 August 2003

Geometrical and building parameters have a strong influence on magnetic performance of toroidal wound cores made from grain oriented 3% SiFe electrical steel. From a sample of 40 cores with dimensions ranging from 35 to 160 mm outer diameter, 25 to 1...

  • Article
  • Open Access
1,862 Views
38 Pages

25 August 2025

Electromagnetic implosions of hollow lithium cylinders can be utilized to compress magnetized plasma targets in the context of Magnetized Target Fusion (MTF). Two small-scale experiments were conducted at General Fusion as a stepping stone toward com...

  • Article
  • Open Access
5 Citations
7,542 Views
16 Pages

4 March 2014

We propose a model of an equivalent electrical circuit specifically designed for a ferrite inductor excited by a sinusoidal waveform. The purpose of this model is its use in a circuit simulator. We calculate the model parameters by means of Finite El...

  • Article
  • Open Access
7 Citations
7,432 Views
10 Pages

2 February 2017

This paper reviews observational evidence obtained to date about the overall structure of the magnetic fields in the jets of Active Galactic Nuclei (AGN). Because they are sensitive to the line-of-sight magnetic-field component, Faraday rotation observ...

  • Article
  • Open Access
14 Citations
5,408 Views
7 Pages

19 July 2018

Boron-doped diamonds were synthesized by the reaction of an amorphous globular carbon powder (80%) with a powder of 1,7-di (oxymethyl)-M-carborane (20%) in a ‘toroid’-type high-pressure chamber at a pressure of 8.0 GPa and temperature of...

  • Article
  • Open Access
1 Citations
6,108 Views
10 Pages

Acoustic Radiation by 3D Vortex Rings in Air

  • Fedor V. Shugaev,
  • Dmitri Y. Cherkasov and
  • Oxana A. Solenaya

6 November 2015

Acoustic radiation emitted by three-dimensional (3D) vortex rings in air has been investigated on the basis of the unsteady Navier–Stokes equations. Power series expansions of the unknown functions with respect to the initial vorticity which is suppo...

  • Article
  • Open Access
2 Citations
4,283 Views
6 Pages

30 August 2016

The formation of relativistic jets in Active Galactic Nuclei (AGN) is related to accretion onto their central supermassive black holes, and magnetic (B) fields are believed to play a central role in launching, collimating, and accelerating the jet st...

  • Feature Paper
  • Article
  • Open Access
3,403 Views
7 Pages

Synchrotron Radiation Maps from Relativistic MHD Jet Simulations

  • Dimitrios Millas,
  • Oliver Porth and
  • Rony Keppens

15 November 2017

Relativistic jets from active galactic nuclei (AGN) often display a non-uniform structure and are, under certain conditions, susceptible to a number of instabilities. An interesting example is the development of non-axisymmetric, Rayleigh-Taylor type...

  • Article
  • Open Access
2 Citations
1,203 Views
23 Pages

27 June 2025

This paper explores the use of artificial neural networks to optimize metal machining processes. It has two main components. The first component focuses on developing a neural network in EasyNN to predict quality errors of metal surfaces machined wit...

  • Article
  • Open Access
11 Citations
2,714 Views
16 Pages

Lipid Microenvironment Modulates the Pore-Forming Ability of Polymyxin B

  • Anastasiia A. Zakharova,
  • Svetlana S. Efimova and
  • Olga S. Ostroumova

20 October 2022

The ability of polymyxin B, an antibiotic used to treat infections caused by multidrug-resistant Gram-negative bacteria as a last-line therapeutic option, to form ion pores in model membranes composed of various phospholipids and lipopolysaccharides...

  • Technical Note
  • Open Access
11 Citations
15,473 Views
11 Pages

19 January 2017

Lithium–bromide/water (LiBr/water) pairs are widely used as working medium in vapour absorption refrigeration systems where the maximum expected temperature and LiBr mass concentration in solution are usually 95 ℃ and 65%, respectively. Unfortunately...

  • Article
  • Open Access
8 Citations
10,027 Views
15 Pages

23 July 2020

Champagne glasses are subjected to complex ascending bubble-driven flow patterns, which are believed to enhance the release of volatile organic compounds in the headspace above the glasses. Based on the Eulerian–Lagrangian approach, computation...

  • Article
  • Open Access
3 Citations
2,541 Views
15 Pages

Distributed Poloidal Magnetic Field Measurement in Tokamaks Using Polarization-Sensitive Reflectometric Fiber Optic Sensor

  • Prasad Dandu,
  • Andrei Gusarov,
  • Willem Leysen,
  • Perry Beaumont,
  • Marc Wuilpart and
  • JET Contributors

26 June 2023

Determination of the poloidal magnetic field distribution in tokamaks is of prime importance for the successful operation of tokamaks. In this paper, we propose a polarization-sensitive reflectometry-based optical fiber sensor for measuring the spati...

  • Article
  • Open Access
6 Citations
3,441 Views
14 Pages

Effect of the Insulating Layer on the Properties of SMC Inductors

  • Emir Pošković,
  • Fausto Franchini and
  • Luca Ferraris

31 August 2022

In inductor applications, different soft magnetic materials are used depending on the frequency range. Owing to powder metallurgy technology and to the increase in the implementation of innovative multifunctional materials, it is possible to find an...

  • Article
  • Open Access
17 Citations
6,531 Views
22 Pages

Development of a Gyrokinetic Particle-in-Cell Code for Whole-Volume Modeling of Stellarators

  • Toseo Moritaka,
  • Robert Hager,
  • Michael Cole,
  • Samuel Lazerson,
  • Choong-Seock Chang,
  • Seung-Hoe Ku,
  • Seikichi Matsuoka,
  • Shinsuke Satake and
  • Seiji Ishiguro

12 May 2019

We present initial results in the development of a gyrokinetic particle-in-cell code for the whole-volume modeling of stellarators. This is achieved through two modifications to the X-point Gyrokinetic Code (XGC), originally developed for tokamaks. O...

  • Article
  • Open Access
12 Citations
1,781 Views
26 Pages

2 December 2022

Filaments or blobs are well known to strongly contribute to particle and energy losses both in L- and H-mode, making them an important plasma characteristic to investigate. They are plasma structures narrowly localized across a magnetic field and str...

  • Communication
  • Open Access
10 Citations
2,920 Views
9 Pages

A Coin-Sized Oxygen Laser Sensor Based on Tunable Diode Laser Absorption Spectroscopy Combining a Toroidal Absorption Cell

  • Minxia Mao,
  • Ting Gong,
  • Kangjie Yuan,
  • Lin Li,
  • Guqing Guo,
  • Xiaocong Sun,
  • Yali Tian,
  • Xuanbing Qiu,
  • Christa Fittschen and
  • Chuanliang Li

5 October 2023

Laser gas sensors with small volume and light weight are in high demand in the aerospace industry. To address this, a coin-sized oxygen (O2) sensor has been successfully developed based on a small toroidal absorption cell design. The absorption cell...

  • Article
  • Open Access
2 Citations
2,452 Views
10 Pages

10 September 2022

One of the most important applications of sensors is feedback control, in which an algorithm is applied to data that are collected from sensors in order to drive system actuators and achieve the desired outputs of the target plant. One of the most ch...

  • Article
  • Open Access
3 Citations
2,188 Views
31 Pages

19 June 2022

One of the most important properties of stochastic nonlinear processes, including the turbulence of the hydrodynamic motion of continuous media, is distant spatial correlations. To describe them, an approach was proposed by Shlesinger and colleagues...

  • Article
  • Open Access
11 Citations
2,804 Views
24 Pages

Validating the Multi-Mode Model’s Ability to Reproduce Diverse Tokamak Scenarios

  • Tariq Rafiq,
  • Zibo Wang,
  • Shira Morosohk,
  • Eugenio Schuster,
  • Jan Weiland,
  • Wilkie Choi and
  • Hyun-Tae Kim

24 July 2023

A large-scale validation exercise was conducted to assess the multi-mode model (MMM) anomalous transport model in the integrated modeling code TRANSP. The validation included 6 EAST discharges, 17 KSTAR discharges, 72 JET ITER-like wall D-D discharge...

  • Proceeding Paper
  • Open Access
1 Citations
1,773 Views
5 Pages

Gravitation in the Space with Chimney Topology

  • Maxim Eingorn,
  • Andrew McLaughlin II,
  • Ezgi Canay,
  • Maksym Brilenkov and
  • Alexander Zhuk

Searching for possible indicators of spatial topology of the Universe in the Cosmic Microwave Background data, one recognizes a quite promising interpretation which suggests that the shape of the space manifests itself in the form of anomalies in the...

  • Article
  • Open Access
5 Citations
2,152 Views
16 Pages

Industrial Demand-Side Management by Means of Differential Evolution Considering Energy Price and Labour Cost

  • Alessandro Niccolai,
  • Gaia Gianna Taje,
  • Davide Mosca,
  • Fabrizio Trombello and
  • Emanuele Ogliari

2 October 2022

In the context of the high dependency on fossil fuels, the strong efforts aiming to shift towards a more sustainable world are having significant economic and political impacts. The electricity market is now encouraging prosumers to consume their own...

  • Article
  • Open Access
1 Citations
2,108 Views
12 Pages

Two-Dimensional Plasma Soft X-ray Radiation Imaging System: Optimization of Amplification Stage Based on Gas Electron Multiplier Technology

  • Karol Malinowski,
  • Maryna Chernyshova,
  • Sławomir Jabłoński,
  • Tomasz Czarski,
  • Andrzej Wojeński and
  • Grzegorz Kasprowicz

7 August 2024

The objective of the proposed research is to develop plasma soft X-ray (SXR) radiation imaging that includes spectral information in addition to standard SXR tomography for the purpose of studying, for example, tungsten transport and its interplay wi...

  • Article
  • Open Access
11 Citations
4,305 Views
19 Pages

Membrane Permeabilization by Bordetella Adenylate Cyclase Toxin Involves Pores of Tunable Size

  • David González-Bullón,
  • Kepa B. Uribe,
  • Eneko Largo,
  • Garazi Guembelzu,
  • Aritz B. García-Arribas,
  • César Martín and
  • Helena Ostolaza

RTX (Repeats in ToXin) pore-forming toxins constitute an expanding family of exoproteins secreted by many Gram-negative bacteria and involved in infectious diseases caused by said pathogens. Despite the relevance in the host/pathogen interactions, th...

  • Article
  • Open Access
11 Citations
3,246 Views
12 Pages

Multifield-Controlled Terahertz Hybrid Metasurface for Switches and Logic Operations

  • Xilai Zhao,
  • Yanan Jiao,
  • Jiangang Liang,
  • Jing Lou,
  • Jing Zhang,
  • Jiawen Lv,
  • Xiaohui Du,
  • Lian Shen,
  • Bin Zheng and
  • Tong Cai

26 October 2022

Terahertz (THz) meta-devices are considered to be a promising framework for constructing integrated photonic circuitry, which is significant for processing the upsurge of data brought about by next-generation telecommunications. However, present acti...

  • Review
  • Open Access
9 Citations
3,735 Views
46 Pages

27 July 2021

The overview discusses development of the unique fusion plasma diagnostics—Heavy Ion Beam Probing (HIBP) in application to toroidal magnetic plasma devices. The basis of the HIBP measurements of the plasma electric potential and processing of experim...

  • Article
  • Open Access
5 Citations
1,688 Views
24 Pages

Recurrence Quantification Analysis (RQA) of Toroidal End Tool Milling Process

  • Lukasz Zylka,
  • Marcin Plodzien,
  • Jaroslaw Latalski,
  • Pawel Lajmert and
  • Rafal Rusinek

28 January 2025

One type of milling process is the face milling of flat surfaces using a toroidal face cutter. A key feature of this process is that changes in the depth of the cut alter the entering angle, impacting milling dynamics by shifting cutting force propor...

  • Article
  • Open Access
10 Citations
4,050 Views
17 Pages

TFBN: A Cost Effective High Performance Hierarchical Interconnection Network

  • M. M. Hafizur Rahman,
  • Mohammed Al-Naeem,
  • Mohammed N. M. Ali and
  • Abu Sufian

20 November 2020

In order to fulfill the increasing demand for computation power to process a boundless data concurrently within a very short time or real-time in many areas such as IoT, AI, machine learning, smart grid, and big data analytics, we need exa-scale or z...

  • Article
  • Open Access
2 Citations
2,935 Views
38 Pages

MHD Modeling of Mass Transfer Processes in Close Binary Stars

  • Andrey Zhilkin,
  • Andrey Sobolev and
  • Dmitry Bisikalo

5 December 2022

A three-dimensional numerical model has been developed to study the flow structure in close binary systems with a magnetic field. The model uses a system of equations of modified magnetic hydrodynamics, which allows describing all the main dynamic ef...

  • Article
  • Open Access
3,241 Views
11 Pages

This paper presents a transistor-level design with extensive experimental validation of a Content Addressable Memory (CAM), based on an eXclusive OR (XOR) single-bit cell. This design exploits a dedicated architecture and a fully custom approach (bot...

  • Article
  • Open Access
2 Citations
2,031 Views
16 Pages

26 January 2024

Nuclear fusion reactors are composed of several complex components whose behavior may be not certain a priori. This uncertainty may have a significant impact on the evolution of fault transients in the machine, causing unexpected damage to its compon...

  • Article
  • Open Access
3 Citations
1,441 Views
13 Pages

The DC voltage ratio standard device is an important tool for calibrating DC voltage transformers. At the 1100 kV voltage level, an increase in electric field intensity will increase the local heat generated inside the device, affecting the accuracy...

  • Article
  • Open Access
3 Citations
1,812 Views
11 Pages

22 January 2024

Research and development of the DEMOnstration power plant (DEMO) breeder blanket (BB) has been performed in recent years based on a predefined DEMO tritium breeding ratio (TBR) requirement, which determines a loss of wall surface due to non-breeding...

  • Article
  • Open Access
2,683 Views
26 Pages

A Burn-In Apparatus for the ATLAS Tile Calorimeter Phase-II Upgrade Transformer-Coupled Buck Converters

  • Ryan Mckenzie,
  • Roger van Rensburg,
  • Seyedali Moeyedi,
  • Edward Nkadimeng,
  • Stanislav Nemecek,
  • Juan Buritica Yate,
  • Haleh Hadavand and
  • Bruce Mellado

The upgrade of the A Toroidal LHC ApparatuS (ATLAS) hadronic Tile Calorimeter (TileCal) Low-Voltage Power Supply (LVPS) forms a part of the Phase-II Upgrade preparations undertaken by the ATLAS experiment for the data taking during the High-Luminosit...

  • Review
  • Open Access
2 Citations
14,915 Views
35 Pages

Exploiting Laboratory and Heliophysics Plasma Synergies

  • Jill Dahlburg,
  • William Amatucci,
  • Michael Brown,
  • Vincent Chan,
  • James Chen,
  • Christopher Cothran,
  • Damien Chua,
  • Russell Dahlburg,
  • George Doschek and
  • Brian Wood
  • + 16 authors

25 May 2010

Recent advances in space-based heliospheric observations, laboratory experimentation, and plasma simulation codes are creating an exciting new cross-disciplinary opportunity for understanding fast energy release and transport mechanisms in heliophysi...