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  • Article
  • Open Access
3 Citations
2,908 Views
20 Pages

The Franke–Gorini–Kossakowski–Lindblad–Sudarshan (FGKLS) Equation for Two-Dimensional Systems

  • Alexander A. Andrianov,
  • Mikhail V. Ioffe,
  • Ekaterina A. Izotova and
  • Oleg O. Novikov

6 April 2022

Open quantum systems are, in general, described by a density matrix that is evolving under transformations belonging to a dynamical semigroup. They can obey the Franke–Gorini–Kossakowski–Lindblad–Sudarshan (FGKLS) equation. We...

(This article belongs to the Special Issue Symmetry and Quantum Orders)
  • Article
  • Open Access
1,852 Views
16 Pages

28 September 2025

Background/Objectives: Frank’s sign, a diagonal earlobe crease, may reflect systemic microvascular dysfunction. We investigated whether Frank’s sign serves as a clinical marker of white matter hyperintensity (WMH) burden in Cerebral Autos...

(This article belongs to the Section Nuclear Medicine & Radiology)
  • Article
  • Open Access
376 Views
14 Pages

Association of Diagonal Earlobe Crease (Frank’s Sign) with Intracranial Aneurysm Rupture at Small Sizes

  • Joel Abraham Velazquez-Castillo,
  • Victor Ramzes Chavez-Herrera,
  • Martin Paredes-Cruz,
  • Pedro Adrian Gonzalez-Zavala,
  • Miguel Adolfo Abdo-Toro,
  • Rabindranath Garcia-Lopez,
  • Ivan Tellez-Medina,
  • Eduardo Ichikawa-Escamilla and
  • Blas Ezequiel Lopez-Felix

18 August 2026

Background: The diagonal earlobe crease (DELC), or Frank’s sign, has been associated with systemic vascular degeneration. Whether this cutaneous marker correlates with intracranial aneurysm (IA) instability remains unclear. Methods: We conducte...

(This article belongs to the Special Issue Advances in the Diagnosis, Visualization and Treatment of Intracranial Aneurysms and Subarachnoid Hemorrhage)
  • Article
  • Open Access
1 Citations
4,577 Views
17 Pages

Numerical Convergence Analysis of the Frank–Kamenetskii Equation

  • Matthew Woolway,
  • Byron A. Jacobs,
  • Ebrahim Momoniat,
  • Charis Harley and
  • Dieter Britz

9 January 2020

This work investigates the convergence dynamics of a numerical scheme employed for the approximation and solution of the Frank–Kamenetskii partial differential equation. A framework for computing the critical Frank–Kamenetskii parameter t...

(This article belongs to the Section Thermodynamics)
  • Article
  • Open Access
24 Citations
1,983 Views
19 Pages

26 July 2023

Invented by Frank in 1979, Frank’s t-norm and t-conorm operations possess improved modifications and can be applied more generally than the existing algebraic t-norm and t-conorm. The major objective of this article is to determine Frank’...

(This article belongs to the Section D2: Operations Research and Fuzzy Decision Making)
  • Review
  • Open Access
27 Citations
40,918 Views
12 Pages

25 June 2021

Coronary artery disease is a global challenge for healthcare systems. Early diagnosis is a key issue to improve quality of life and reduce morbidity and mortality. Diagonal earlobe crease, a wrinkle extending obliquely across the earlobe, was linked...

(This article belongs to the Section Cardiology)
  • Article
  • Open Access
6 Citations
1,602 Views
26 Pages

Multi-criteria decision-making (MCDM) involves evaluating alternatives under uncertain, vague, and conflicting criteria. While fuzzy set theories, such as intuitionistic, pythagorean, fermatean, and q-rung orthopair fuzzy sets have advanced uncertain...

  • Article
  • Open Access
36 Citations
2,939 Views
36 Pages

Interval-Valued Linear Diophantine Fuzzy Frank Aggregation Operators with Multi-Criteria Decision-Making

  • Muhammad Riaz,
  • Hafiz Muhammad Athar Farid,
  • Weiwei Wang and
  • Dragan Pamucar

25 May 2022

We introduce the notion of the interval-valued linear Diophantine fuzzy set, which is a generalized fuzzy model for providing more accurate information, particularly in emergency decision-making, with the help of intervals of membership grades and no...

  • Article
  • Open Access
734 Views
23 Pages

9 January 2026

This study introduces a novel generalization: the generalized geometric Frank matrix, which extends the classical Frank matrix and its known variants. We systematically examine its algebraic structure, providing detailed analyses of its factorization...

(This article belongs to the Section Algebra and Number Theory)
  • Article
  • Open Access
826 Views
21 Pages

This article examines the 1910 philosophical dispute between Vladimir Ern and Semyon Frank in post-1905 Russia as a dispute over the criterion of philosophy itself. The controversy arose in a field where the meaning of “Russian philosophy,&rdqu...

(This article belongs to the Special Issue Contingency, Crisis, and the Political: Political Ontology in the Post-Truth Epoch)
  • Article
  • Open Access
7 Citations
2,138 Views
21 Pages

26 April 2023

Complex intuitionistic fuzzy (CIF) information covers the degree of membership and the degree of non-membership in the form of polar coordinates with a valuable and dominant characteristic where the sum of the real parts (the same rule for the imagin...

(This article belongs to the Special Issue Fuzzy Sets, Fuzzy Numbers, Fuzzy Modeling, and Their Applications in Management and Engineering)
  • Review
  • Open Access
26 Citations
9,984 Views
13 Pages

Non-Stoichiometry and Calphad Modeling of Frank-Kasper Phases

  • Jean-Marc Joubert and
  • Jean-Claude Crivello

10 September 2012

One of the many singularities of Frank-Kasper phases is their ability to accommodate extremely large composition ranges by atom mixing on the different sites of the crystal structures. This phenomenon will be reviewed in the present paper with specia...

  • Article
  • Open Access
2,116 Views
24 Pages

Before the enactment of the Dodd–Frank Act, firm size was taken into account by rating agencies in determining the credit ratings of banks. Therefore, the “too-big-to-fail” problem was, at least partially, reflected in big banks&rsq...

(This article belongs to the Special Issue Investment Strategies and Market Dynamics)
  • Article
  • Open Access
4 Citations
14,477 Views
13 Pages

22 February 2021

The article analyses Frank Gehry’s insistence on the use of self-twisting uninterrupted line in his sketches. Its main objectives are first, to render explicit how this tendency of Gehry is related to how the architect conceives form-making, and seco...

(This article belongs to the Section Applied Arts)
  • Article
  • Open Access
1 Citations
2,728 Views
31 Pages

This paper presents new aggregation operators for p,q,r-fractional fuzzy sets based on the Frank t-norm and t-conorm. We introduce the p,q,r-fractional fuzzy Frank weighted average and p,q,r-fractional fuzzy Frank weighted geometric operators and dis...

  • Article
  • Open Access
13 Citations
1,386 Views
40 Pages

12 October 2024

The present study introduces an innovative approach to multi-criteria decision making (MCDM) aimed at handling decision analysis involving p,qrung orthopair fuzzy (p,qROF) data, where the criteria weights are completely unknown. To achieve this objec...

(This article belongs to the Section F: Engineering and Materials)
  • Article
  • Open Access
2 Citations
3,478 Views
10 Pages

27 January 2022

Liquid–vapor molecular dynamics (LVMD) simulations are performed to reinvestigate the phase transition and solvation force oscillation behavior of a simple argon liquid film confined between two solid surfaces. Our simulations present a novel s...

(This article belongs to the Special Issue Research about Friction and Wear Modeling for Materials)
  • Article
  • Open Access
330 Views
22 Pages

11 July 2026

Hesitant fuzzy linguistic sets (HFLSs) combine natural language expressions with membership information in a hesitant manner, thereby breaking the barriers between fuzzy evaluation and natural language-based decision-making. Hence, they have become a...

(This article belongs to the Special Issue Deep Neural Networks and Optimization Algorithms (2nd Edition))
  • Article
  • Open Access
2 Citations
4,090 Views
18 Pages

Wetting of Nematic Liquid Crystals on Crenellated Substrates: A Frank–Oseen Approach

  • Óscar A. Rojas-Gómez,
  • Margarida M. Telo da Gama and
  • José M. Romero-Enrique

19 August 2019

We revisit the wetting of nematic liquid crystals in contact with crenellated substrates, studied previously using the Landau–de Gennes formalism. However, due to computational limitations, the characteristic length scales of the substrate reli...

(This article belongs to the Section Liquid Crystals)
  • Article
  • Open Access
3,855 Views
19 Pages

26 October 2023

On 8 September 2022, the American artist Frank Stella launched a series of twenty-two digital art works minted as Non-Fungible Tokens (NFTs) in collaboration with Arsnl, the in-house platform by the Artist Rights Society (ARS). Titled Geometries, eac...

(This article belongs to the Special Issue NFTs, Blockchain, Cryptocurrency, Metaverse: The Web3 Revolution That Has Transformed the Art Market)
  • Article
  • Open Access
12 Citations
2,632 Views
15 Pages

24 September 2021

Improving the efficiency of renewable energy and electricity utilization is an urgent problem for China under the objectives of carbon peaking and carbon neutralization. This paper proposes an optimization scheduling method of electric vehicles (EV)...

(This article belongs to the Section F: Electrical Engineering)
  • Article
  • Open Access
5 Citations
5,821 Views
10 Pages

4 December 2017

Metal crystals with tetrahedral packing are known as Frank–Kasper phases, with large unit cells with the number of atoms numbering from hundreds to thousands. The main factors of the formation and stability of these phases are the atomic size ratio a...

(This article belongs to the Special Issue Structure and Properties of Quasicrystalline Materials)
  • Article
  • Open Access
10 Citations
11,719 Views
6 Pages

13 December 2017

Through high-resolution electron microscopy, stacking faults (SFs) due to Frank partial dislocations were found in an aluminum alloy following deformation with low strain and strain rate, while also remaining stable during artificial aging. Extrinsic...

(This article belongs to the Special Issue Crystal Dislocations: Their Impact on Physical Properties of Crystals)
  • Article
  • Open Access
3 Citations
1,880 Views
21 Pages

28 October 2022

This work addresses the robust counterpart of the shortest path problem (RSPP) with a correlated uncertainty set. Because this problem is difficult, a heuristic approach, based on Frank–Wolfe’s algorithm named discrete Frank–Wolfe (...

  • Article
  • Open Access
2 Citations
2,326 Views
11 Pages

15 November 2022

Implanting rotary blood pumps (RBPs) has become the principal treatment for patients suffering from severe heart failure. There are still many challenges to address for RBP control systems. These problems include meeting the patient’s physiolog...

(This article belongs to the Special Issue Controls of Micromachines)
  • Article
  • Open Access
5 Citations
3,494 Views
24 Pages

9 December 2021

Modern portfolio theory indicates that portfolio optimization can be carried out based on the mean-variance model, where returns and risk are represented as the average and variance of the historical data of the stock’s returns, respectively. S...

(This article belongs to the Section Econometrics and Financial Statistics)
  • Article
  • Open Access
4 Citations
6,475 Views
9 Pages

The Role of the Disrupted Podosome Adaptor Protein (SH3PXD2B) in Frank–Ter Haar Syndrome

  • Salam Massadeh,
  • Fahad Alhabshan,
  • Hadeel N. AlSudairi,
  • Sarah Alkwai,
  • Moneera Alsuwailm,
  • Mohamed S. Kabbani,
  • Farah Chaikhouni and
  • Manal Alaamery

27 January 2022

Frank–Ter Haar syndrome (FTHS), sometimes referred to as Ter Haar syndrome, is a rare hereditary disorder that manifests in skeletal, cardiac, and ocular anomalies, including hypertelorism, glaucoma, prominent eyes, and facial abnormalities. In...

(This article belongs to the Collection Genotype-Phenotype Study in Disease)
  • Article
  • Open Access
18 Citations
11,148 Views
20 Pages

26 June 2018

In the 1950s, the mathematically oriented electrical engineer, Lotfi A. Zadeh, investigated system theory, and in the mid-1960s, he established the theory of Fuzzy sets and systems based on the mathematical theorem of linear separability and the patt...

(This article belongs to the Special Issue Fuzzy Mathematics)
  • Article
  • Open Access
2 Citations
2,678 Views
26 Pages

20 September 2025

Quadratic programming (QP) formulations are widely used in optimal investment portfolio selection, a central problem in financial decision-making. In practice, asset allocation decisions operate at two interconnected levels: the strategic level, whic...

(This article belongs to the Section D2: Operations Research and Fuzzy Decision Making)
  • Article
  • Open Access
6 Citations
2,971 Views
13 Pages

29 January 2024

We constructed phase diagrams of conformationally asymmetric diblock copolymer A-B melts using the polymer self-consistent field (SCF) calculations of both the dissipative particle dynamics chain (DPDC) model (i.e., compressible melts of discrete Gau...

(This article belongs to the Special Issue Self-Assembling Structure and Dynamics of Multicomponent Polymer Systems)
  • Article
  • Open Access
2 Citations
5,325 Views
21 Pages

In Japan, where soy sauce production and the fishery industries thrive, soy sauce squeezing residue (SSSR) and fishmeal, which are operational byproducts of these sectors, are produced as waste materials for recycling. SSSR and fishmeal have resulted...

  • Article
  • Open Access
61 Citations
9,336 Views
19 Pages

11 July 2019

This paper deals with transformations from electrocardiographic (ECG) to vectorcardiographic (VCG) leads. VCG provides better sensitivity, for example for the detection of myocardial infarction, ischemia, and hypertrophy. However, in clinical practic...

(This article belongs to the Section Biosensors)
  • Article
  • Open Access
3 Citations
3,947 Views
15 Pages

A Novel Cell-Based Model for a Rare Disease: The Tks4-KO Human Embryonic Stem Cell Line as a Frank-Ter Haar Syndrome Model System

  • Loretta László,
  • Hédi Maczelka,
  • Tamás Takács,
  • Anita Kurilla,
  • Álmos Tilajka,
  • László Buday,
  • Virag Vas and
  • Ágota Apáti

Tyrosine kinase substrate with four SH3 domains (Tks4) scaffold protein plays roles in cell migration and podosome formation and regulates systemic mechanisms such as adult bone homeostasis and adipogenesis. Mutations in the Tks4 gene (SH3PXD2b) caus...

(This article belongs to the Collection Feature Papers in Molecular Pathology, Diagnostics, and Therapeutics)
  • Article
  • Open Access
2 Citations
2,358 Views
16 Pages

15 November 2022

In this paper, the accelerated Chambolle projection algorithms based on Frank–Wolfe have been proposed. For solving the image restoration under the additive Gaussian noise, the Chambolle projection method (CP) is widely used. However, the proje...

(This article belongs to the Section Computer Science & Engineering)
  • Article
  • Open Access
2 Citations
2,116 Views
13 Pages

Absence of Nitrergic Modulation of Starling Response in Haemoglobin-Less Antarctic Fish Chionodraco hamatus

  • Daniela Amelio,
  • Filippo Garofalo,
  • Elvira Brunelli,
  • Gianfranco Santovito and
  • Daniela Pellegrino

9 November 2022

The Frank-Starling response is an intrinsic heart property that is particularly evident in the fish heart because piscine cardiomyocytes are extremely sensitive to stretch. Several mechanisms and compounds influence the Frank-Starling response, inclu...

(This article belongs to the Special Issue Biodiversity, Adaptation Strategies, and Opportunities in Extreme Marine Environments)
  • Article
  • Open Access
12 Citations
4,503 Views
18 Pages

The aim of this paper is to present a stochastic model to generate sub-hourly rainfall events at a given point. Historical events used as the input have been extracted by the sub-hourly rainfall series available for a defined rain gauge station based...

(This article belongs to the Special Issue Hydrology of Urban Catchments)
  • Article
  • Open Access
3 Citations
3,301 Views
32 Pages

This paper examines the intellectual crises of (post-)modern philosophy, proposing a cosmopolitan philosophy as a remedy for the philosophical fragmentation that has contributed to global intellectual and cultural disintegration. Drawing on the ontol...

  • Article
  • Open Access
4 Citations
4,630 Views
18 Pages

6 October 2023

The Hausdorff distance between two closed sets has important theoretical and practical applications. Yet apart from finite point clouds, there appear to be no generic algorithms for computing this quantity. Because many infinite sets are defined by a...

  • Article
  • Open Access
1 Citations
1,283 Views
11 Pages

19 March 2026

Background: Atrial fibrillation (AF) frequently develops in patients with atrial flutter (AFL), even after successful cavotricuspid isthmus (CTI) ablation. Identifying simple clinical markers for early detection is crucial. Diagonal earlobe crease (E...

(This article belongs to the Special Issue Advances in Cardiac Arrhythmias: Mechanisms, Diagnostics and Therapeutics)
  • Article
  • Open Access
19 Citations
5,357 Views
22 Pages

The goal of the current study was to investigate the effects of a virtual reality (VR) simulation of Anne Frank’s hiding place on learning. In a 2 × 2 experiment, 132 middle school students learned about the living conditions of Anne Fran...

(This article belongs to the Special Issue Virtual Reality and Augmented Reality)
  • Article
  • Open Access
2 Citations
3,011 Views
25 Pages

New Bivariate Copulas via Lomax Distribution Generated Distortions

  • Fadal Abdullah Ali Aldhufairi and
  • Jungsywan H. Sepanski

We develop a framework for creating distortion functions that are used to construct new bivariate copulas. It is achieved by transforming non-negative random variables with Lomax-related distributions. In this paper, we apply the distortions to the b...

  • Article
  • Open Access
1,450 Views
65 Pages

Stability of a Single-Channel Rolling Aerospace Vehicle with Semi-Automatic Command to Line of Sight

  • Teodor-Viorel Chelaru,
  • Cristian Emil Constantinescu,
  • Valentin Pană and
  • Costin Ene

13 October 2025

This paper presents a stability analysis of single-channel, slow-rolling, Semi-Automatic Command to Line of Sight (SACLOS) missiles using a comparison of the Routh–Hurwitz and the Frank–Wall stability criteria and a nonlinear analysis. Be...

  • Article
  • Open Access
1 Citations
792 Views
12 Pages

Frank’s Sign and Risk of Cardiovascular Events in Patients Hospitalized for Pneumonia: A Prospective Single-Center Cohort Study

  • Laure Cochand,
  • Nils Bürgisser,
  • Clement P Buclin,
  • Aline Habegger,
  • Jeremy H. Martin,
  • Marion Hell,
  • Solenne Perrenoud and
  • Daniel Genné

9 May 2026

Background/Objectives: Frank’s sign (FS), an acquired diagonal earlobe crease, has been associated with underlying cardiovascular (CV) disease. Pneumonia, a leading cause of hospitalization, may trigger CV events. FS may help identify patients...

(This article belongs to the Section Epidemiology & Public Health)
  • Article
  • Open Access
5 Citations
2,356 Views
11 Pages

The comparative differences in the fundamental mechanisms of contractility regulation and calcium handling of atrial and ventricular myocardium remain poorly studied. An isometric force–length protocol was performed for the entire range of prel...

(This article belongs to the Section Biochemistry)
  • Opinion
  • Open Access
7 Citations
2,707 Views
7 Pages

29 November 2023

The second, lower-temperature nematic phase observed in nonlinear dimer liquid crystals has properties originating from nanoscale, polar, intermolecular packing preferences. It fits the description of a new liquid crystal phase discovered by Vanakara...

(This article belongs to the Section Liquid Crystals)
  • Article
  • Open Access
7 Citations
3,237 Views
14 Pages

Accurate, Efficient and Rigorous Numerical Analysis of 3D H-PDLC Gratings

  • Jorge Francés,
  • Sergio Bleda,
  • Daniel Puerto,
  • Sergi Gallego,
  • Andrés Márquez,
  • Cristian Neipp,
  • Inmaculada Pascual and
  • Augusto Beléndez

23 August 2020

This work presents recent results derived from the rigorous modelling of holographic polymer-dispersed liquid crystal (H-PDLC) gratings. More precisely, the diffractive properties of transmission gratings are the focus of this research. This work ext...

(This article belongs to the Section Materials Simulation and Design)
  • Article
  • Open Access
2 Citations
2,585 Views
14 Pages

19 January 2024

In the present work we provide a signature-based framework for delivering the estimated mean lifetime along with the variance of the continuous distribution of a coherent system consisting of exchangeable components. The dependency of the components...

(This article belongs to the Special Issue Mathematical Data Science with Applications in Business, Industry, and Medicine)
  • Article
  • Open Access
3 Citations
3,513 Views
14 Pages

26 December 2023

The step-flow and spiral growth of a multicomponent crystal are considered from vapors, taking into account the different possible Schwoebel barriers for each component within the Burton-Cabrera-Frank model. Analytic expressions for the final growth...

(This article belongs to the Special Issue Recent Developments of Crystallography in RAS (Russian Academy of Sciences))

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