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3,887 Results Found

  • Article
  • Open Access
2 Citations
767 Views
25 Pages

The existing research on frequency diverse arrays (FDAs) predominantly concentrates on narrowband uniform linear frequency diverse arrays (ULFDAs). The uniform circular array presents advantages, such as a small aperture and omnidirectional scanning....

(This article belongs to the Section Ocean Engineering)
  • Review
  • Open Access
375 Views
40 Pages

15 September 2026

Agricultural and agro-industrial byproducts from tropical crops represent abundant sources of structurally bound and freely extractable bioactive compounds. However, variability in feedstock composition, the incomplete characterization of microbial t...

(This article belongs to the Special Issue Value-Added Applications of Agricultural Byproducts: Bioactive Components and Sustainable Processing)
  • Article
  • Open Access
5 Citations
1,663 Views
12 Pages

22 December 2024

An analytical solution is presented for axisymmetric free vibration analysis of a functionally graded piezoelectric circular plate on the basis of the three-dimensional elastic theory of piezoelectric materials. The material properties are assumed to...

(This article belongs to the Special Issue Celebrating the 10th Anniversary of International Crystallography)
  • Feature Paper
  • Article
  • Open Access
1,204 Views
28 Pages

23 December 2025

The paper concerns the solution of the ordinary differential equation y″±xmy=0, which may be designated the generalized Airy equation, since the original Airy equation corresponds to the particular case m=1 with the + sign. The solutions...

(This article belongs to the Section C1: Difference and Differential Equations)
  • Review
  • Open Access
81 Citations
6,996 Views
18 Pages

Circular RNAs in Muscle Function and Disease

  • Simona Greco,
  • Beatrice Cardinali,
  • Germana Falcone and
  • Fabio Martelli

3 November 2018

Circular RNAs (circRNAs) are a class of RNA produced during pre-mRNA splicing that are emerging as new members of the gene regulatory network. In addition to being spliced in a linear fashion, exons of pre-mRNAs can be circularized by use of the 3&pr...

(This article belongs to the Special Issue Interplay between Pre-mRNA Splicing and Other Gene Expression Steps in Eukaryotes)
  • Review
  • Open Access
30 Citations
6,883 Views
18 Pages

Circular RNAs: Biogenesis, Biological Functions, and Roles in Myocardial Infarction

  • Jialei Li,
  • Yu Han,
  • Shuang Wang,
  • Xiaolei Wu and ,
  • Jimin Cao and
  • Teng Sun
  • + 1 author+ 0 author

20 February 2023

Non-coding RNAs have been excavated as important cardiac function modulators and linked to heart diseases. Significant advances have been obtained in illuminating the effects of microRNAs and long non-coding RNAs. Nevertheless, the characteristics of...

(This article belongs to the Special Issue Non-coding RNAs in Pathogens and Associated Diseases)
  • Article
  • Open Access
51 Citations
3,496 Views
12 Pages

A Study of Multivalent q-starlike Functions Connected with Circular Domain

  • Lei Shi,
  • Qaiser Khan,
  • Gautam Srivastava,
  • Jin-Lin Liu and
  • Muhammad Arif

27 July 2019

Starlike functions have gained popularity both in literature and in usage over the past decade. In this paper, our aim is to examine some useful problems dealing with q-starlike functions. These include the convolution problem, sufficiency criteria,...

(This article belongs to the Special Issue Mathematical Analysis and Analytic Number Theory 2019)
  • Article
  • Open Access
2 Citations
2,530 Views
17 Pages

30 August 2022

A universal method for modeling and characterizing non-circular particles is developed. The n-point correlation functions (n = 1, 2 and 3) are efficiently computed with a GPU parallel computing procedure. An algorithm for dynamic packing of impenetra...

(This article belongs to the Special Issue Advances in Sustainable Construction and Building Materials)
  • Article
  • Open Access
28 Citations
3,634 Views
15 Pages

8 May 2022

The present work aims to introduce an integrated framework for the resilience evaluation of shallow circular tunnels subjected to earthquakes using fragility and restoration functions. A typical shallow circular tunnel in Shanghai city of China is ex...

(This article belongs to the Section Civil Engineering)
  • Review
  • Open Access
1,188 Views
13 Pages

Circular RNAs in Neurons: From Transport to Function

  • Nicolò Salvi and
  • Mariangela Morlando

Circular RNAs (circRNAs) have recently emerged as a class of abundant and remarkably stable non-coding RNAs preferentially enriched in the nervous system. In neurons, the fine-tuned spatial regulation of gene expression is critical for proper synapti...

(This article belongs to the Section Long Non-Coding RNA)
  • Article
  • Open Access
390 Views
18 Pages

8 July 2026

Mian and Spencer developed a procedure for constructing exact solutions to the equations of linear elasticity in thick isotropic functionally graded plates. In this study, the Mian and Spencer plate theory is extended from elastic material to piezoel...

(This article belongs to the Section Smart and Functional Materials)
  • Article
  • Open Access
2 Citations
2,531 Views
16 Pages

The behaviors of functionally graded (FG) engineering structures are influenced by various parameters, such as the boundary temperature, the angular velocity, variations in the thickness, the weight of the structure, and the loading state. The thermo...

(This article belongs to the Special Issue Analytical and Numerical Methods for Linear and Nonlinear Analysis of Structures at Macro, Micro and Nano Scale)
  • Article
  • Open Access
7 Citations
3,950 Views
22 Pages

9 July 2018

In this study, we obtained an electroelastic solution for functionally graded piezoelectric circular plates under the action of combined mechanical loads which include the uniformly distributed loads on the upper surface of the plate and the radial f...

(This article belongs to the Special Issue Advances in Mechanical Problems of Functionally Graded Materials and Structures)
  • Article
  • Open Access
13 Citations
4,214 Views
11 Pages

circ2GO: A Database Linking Circular RNAs to Gene Function

  • Yanhong Lyu,
  • Maiwen Caudron-Herger and
  • Sven Diederichs

14 October 2020

Circular RNAs (circRNAs) play critical roles in a broad spectrum of physiological and pathological processes, including cancer. Here, we provide a comprehensive database—circ2GO—systematically linking circRNAs to the functions and process...

(This article belongs to the Special Issue Circular RNAs in Cancer)
  • Article
  • Open Access
5 Citations
2,815 Views
28 Pages

Consumer Attitudes and Knowledge Regarding Functional Food as an Element of the Circular Economy

  • Klaudia Nowak-Marchewka,
  • Wiktoria Stoma,
  • Emilia Osmólska and
  • Monika Stoma

15 January 2026

Functional food plays an increasingly important role in shaping healthy dietary habits by integrating health-promoting components into consumers’ everyday diets and helping reduce food waste. Products developed using by-products and raw materia...

(This article belongs to the Special Issue Food Security, Food Recovery, Food Quality, and Food Safety)
  • Article
  • Open Access
9 Citations
4,141 Views
17 Pages

Circular Animal Protein Hydrolysates: A Comparative Approach of Functional Properties

  • Marta Monteiro,
  • Luciano Rodrigues-dos-Santos,
  • Andreia Filipa-Silva,
  • Diana A. Marques and ,
  • Manuela Pintado,
  • André Almeida and
  • Luisa M. P. Valente
  • + 2 authors+ 0 author

The growing demand for nutraceuticals has driven interest in upcycling low-value proteins from processed animal by-products and insect larvae into functional protein hydrolysates. This study evaluated five such hydrolysates in comparison to a high-va...

  • Article
  • Open Access
17 Citations
3,436 Views
28 Pages

4 March 2020

In this study, a multi-parameter perturbation method is used for the solution of a functionally-graded, thin, circular piezoelectric plate. First, by assuming that elastic, piezoelectric, and dielectric coefficients of the functionally-graded materia...

(This article belongs to the Special Issue Analytical and Computational Mechanics of Advanced Materials and Functional Structures)
  • Review
  • Open Access
216 Citations
10,274 Views
13 Pages

13 August 2019

CircRNAs are a class of noncoding RNA species with a circular configuration that is formed by either typical spliceosome-mediated or lariat-type splicing. The expression of circRNAs is usually abnormal in many cancers. Several circRNAs have been demo...

(This article belongs to the Special Issue Non-Coding RNA Biogenesis and Function)
  • Brief Report
  • Open Access
531 Views
15 Pages

Valorization of Whole Discarded Anchovy (Engraulis encrasicolus) as a Nutritious and Functional Food Within a Circular and Blue Economy Zero-Waste Strategy

  • Aroldo Botello León,
  • Daniel Marín Peñalver,
  • Myriam Retamero Coro,
  • Kirenia Pérez Corría and ,
  • Teresa Picó Moya and
  • Ana M. Roldán Gómez
  • + 1 author+ 0 author

10 August 2026

The valorization of fishery discards represents a key challenge for the sustainability of the maritime sector and the circular economy. This study evaluated the potential of whole European anchovy (Engraulis encrasicolus) from fishery discards as a n...

(This article belongs to the Special Issue Sustainable Fisheries Management: Progress and Future Challenges and Opportunities)
  • Article
  • Open Access
2 Citations
4,030 Views
21 Pages

3 September 2024

In this paper, by means of the Faà di Bruno formula, with the help of explicit formulas for partial Bell polynomials at specific arguments of two specific sequences generated by derivatives at the origin of the inverse sine and inverse cosine...

(This article belongs to the Section B: Mathematics)
  • Review
  • Open Access
35 Citations
6,001 Views
18 Pages

Function of Circular RNAs in Fish and Their Potential Application as Biomarkers

  • Golam Rbbani,
  • Artem Nedoluzhko,
  • Jorge Galindo-Villegas and
  • Jorge M. O. Fernandes

Circular RNAs (circRNAs) are an emerging class of regulatory RNAs with a covalently closed-loop structure formed during pre-mRNA splicing. Recent advances in high-throughput RNA sequencing and circRNA-specific computational tools have driven the deve...

(This article belongs to the Section Molecular Biology)
  • Review
  • Open Access
446 Views
21 Pages

26 September 2026

Global water scarcity affects over 57% of the world’s population, with industrial effluents discharging more than 200,000 tons of synthetic dyes and substantial heavy metal quantities annually. Conventional treatment methods remain energy-inten...

(This article belongs to the Section Polymer Chemistry)
  • Review
  • Open Access
14 Citations
5,194 Views
32 Pages

Circular RNA in Cardiovascular Diseases: Biogenesis, Function and Application

  • Shuai Mei,
  • Xiaozhu Ma,
  • Li Zhou,
  • Qidamugai Wuyun and ,
  • Ziyang Cai,
  • Jiangtao Yan and
  • Hu Ding
  • + 2 authors+ 0 author

6 August 2024

Cardiovascular diseases pose a significant public health challenge globally, necessitating the development of effective treatments to mitigate the risk of cardiovascular diseases. Recently, circular RNAs (circRNAs), a novel class of non-coding RNAs,...

(This article belongs to the Special Issue New Insights into Mechanisms and Therapeutics for Cardiovascular Disorders)
  • Review
  • Open Access
9 Citations
3,048 Views
18 Pages

Mechanism and Function of Circular RNA in Regulating Solid Tumor Radiosensitivity

  • Junchao Huang,
  • Huihui Sun,
  • Zike Chen,
  • Yingjie Shao and
  • Wendong Gu

9 September 2022

Radiotherapy is an important tool in the treatment of malignant tumors, and exploring how to make radiotherapy more effective is a new way to break through the current bottleneck in the development of radiation oncology. Circular RNAs (circRNAs) are...

(This article belongs to the Special Issue Molecular Advances in Cancer Therapy)
  • Review
  • Open Access
124 Citations
8,808 Views
22 Pages

2 August 2018

Hepatocellular carcinoma (HCC) is one of the leading causes of cancer-related deaths worldwide. HCC patients are commonly diagnosed at an advanced stage, for which highly effective therapies are limited. Moreover, the five-year survival rate of HCC p...

(This article belongs to the Special Issue Cancer Biomarkers)
  • Article
  • Open Access
5 Citations
2,980 Views
27 Pages

18 September 2021

In this study, the large deformation problem of a functionally-graded thin circular plate subjected to transversely uniformly-distributed load and with different moduli in tension and compression (bimodular property) is theoretically analyzed, in whi...

(This article belongs to the Special Issue Mathematical Problems in Materials Science)
  • Article
  • Open Access
9 Citations
1,532 Views
12 Pages

10 June 2025

This academic paper proposes a terahertz (THz) device featuring dynamic adjustability. This device relies on composite metamaterials made of graphene and vanadium dioxide (VO2). By integrating the electrically adjustable traits of graphene with the p...

(This article belongs to the Special Issue Antennas, Metamaterials and Metasurfaces for Advanced Sensing Applications)
  • Article
  • Open Access
9 Citations
3,410 Views
20 Pages

21 July 2023

The inefficient reuse and recycling of plastics—and the current surge of medical and take-out food packaging use during the pandemic—have exacerbated the environmental burden. This impels the development of alternative recycling/upcycling...

(This article belongs to the Section Circular and Green Sustainable Polymer Science)
  • Review
  • Open Access
223 Views
30 Pages

Grape By-Products in Poultry Nutrition: Functional Benefits, Limits, and Circular-Economy Potential

  • Iulian Alexandru Grosu,
  • Ana-Maria Ciupitu,
  • Cristina Van,
  • Rodica Stefania Pelmus and ,
  • Mihail Alexandru Gras,
  • Daniela Eliza Marin,
  • Ionelia Taranu and
  • Gina Cecilia Pistol
  • + 3 authors+ 0 author

23 October 2026

Grape winery by-products, including grape pomace, grape seed meal, and polyphenol-rich extracts, are increasingly studied as functional poultry feed ingredients. This review summarizes 46 in vivo studies on broilers and laying hens (26 and 20, respec...

(This article belongs to the Special Issue From Agri-Food By-Products to Bioactive Ingredients: Sustainable Innovations for Functional Foods and Food Safety)
  • Article
  • Open Access
2 Citations
1,798 Views
18 Pages

In the vertical parking process, the issue of turning in place due to discontinuities in path curvature is addressed by proposing an optimal reference path planning method based on circular arcs, straight lines, and a multi-objective evaluation funct...

(This article belongs to the Special Issue Research on Intelligent Vehicle Path Planning Algorithm)
  • Review
  • Open Access
50 Citations
17,212 Views
17 Pages

24 November 2023

Circular dichroism (CD) spectroscopy has emerged as a powerful tool in the study of protein folding, structure, and function. This review explores the versatile applications of CD spectroscopy in unraveling the intricate relationship between protein...

  • Article
  • Open Access
24 Citations
2,852 Views
21 Pages

Closed-Form Solutions in a Magneto-Electro-Elastic Circular Rod via Generalized Exp-Function Method

  • Muhammad Shakeel,
  • Attaullah,
  • Mohammed Kbiri Alaoui,
  • Ahmed M. Zidan and ,
  • Nehad Ali Shah and
  • Wajaree Weera
  • + 1 author+ 0 author

19 September 2022

In this study, the dispersal caused by the transverse Poisson’s effect in a magneto-electro-elastic (MEE) circular rod is taken into consideration using the nonlinear longitudinal wave equation (LWE), a mathematical physics problem. Using the g...

(This article belongs to the Special Issue Advances in Differential and Difference Equations with Applications 2023)
  • Review
  • Open Access
273 Views
21 Pages

2 October 2026

Pineapple crown waste is a cellulose-rich residue generated along fresh-fruit and processing chains and is increasingly investigated as a feedstock for higher-value cellulosic materials. This review critically examines conversion of pineapple crown a...

(This article belongs to the Special Issue Advances in Starch and Lignocellulosic-Based Materials)
  • Article
  • Open Access
16 Citations
3,774 Views
15 Pages

Canonical and Interior Circular RNAs Function as Competing Endogenous RNAs in Psoriatic Skin

  • Xiaoxin Liu,
  • Jacqueline Frost,
  • Anne Bowcock and
  • Weixiong Zhang

(1) Background: Understanding the function of circular RNAs (circRNAs), a class of noncoding RNA, in psoriatic skin can provide important insights into the complex regulation of genes contributing to the pathogenesis of psoriasis. (2) Methods: A nove...

(This article belongs to the Special Issue miRNAs in the Era of Personalized Medicine: From Biomarkers to Therapeutics)
  • Letter
  • Open Access
1 Citations
3,502 Views
11 Pages

8 April 2020

The electromagnetic imaging of multi-layered circular structures can be accomplished by means of different approaches. Among these approaches, the use of synthetic aperture radar (SAR) techniques with the compensation of the Green’s function fo...

  • Article
  • Open Access
54 Citations
7,776 Views
21 Pages

19 June 2020

This paper addresses the question of which function systemic intermediaries (here called ‘transition brokers’) can fulfil in the regional governance of implementing a circular economy (CE). Empirical research on this issue is scarce. The...

(This article belongs to the Special Issue Financial Markets, Instruments and Intermediaries for Social, Environmental and Fiscal Sustainability)
  • Article
  • Open Access
27 Citations
4,560 Views
24 Pages

22 March 2019

Free vibration analysis of the porous functionally graded circular plates has been presented on the basis of classical plate theory. The three defined coupled equations of motion of the porous functionally graded circular/annular plate were decoupled...

(This article belongs to the Special Issue Symmetry in Applied Continuous Mechanics)
  • Article
  • Open Access
8 Citations
2,237 Views
10 Pages

5 January 2023

Honeybees (Apis mellifera) are critical to maintaining ecological balance and are important pollinators. The oviposition behavior in honeybees is important and complex. Circular RNAs (circRNAs) are found to form circRNA-miRNA crosstalk and play impor...

(This article belongs to the Section Animal Science)
  • Article
  • Open Access
10 Citations
3,603 Views
19 Pages

11 November 2022

Growing environmental concerns, as well as market competitiveness, are inciting manufacturers to optimize the performance of their products throughout their entire lifecycle. To address these objectives, manufacturing, field service engineering and c...

  • Article
  • Open Access
8 Citations
4,765 Views
15 Pages

Ocean Wind Retrieval Models for RADARSAT Constellation Mission Compact Polarimetry SAR

  • Tianqi Sun,
  • Guosheng Zhang,
  • William Perrie,
  • Biao Zhang and ,
  • Changlong Guan,
  • Shahid Khurshid,
  • Kerri Warner and
  • Jian Sun
  • + 3 authors+ 0 author

2 December 2018

We propose two new ocean wind retrieval models for right circular-vertical (RV) and right circular-horizontal (RH) polarizations respectively from the compact-polarimetry (CP) mode of the RADARSAT Constellation Mission (RCM), which is scheduled to be...

(This article belongs to the Special Issue Sea Surface Roughness Observed by High Resolution Radar)
  • Communication
  • Open Access
1,584 Views
8 Pages

20 June 2024

Since the discovery of metal-catalyzed azide–alkyne cycloadditions, 1,2,3-triazoles have been widely used as linkers for various residues. 1,2,3-Triazole is an aromatic five-membered cyclic compound consisting of three nitrogen and two carbon a...

(This article belongs to the Section Computational and Theoretical Chemistry)
  • Article
  • Open Access
4 Citations
1,857 Views
15 Pages

Multiple Sums of Circular Binomial Products

  • Marta Na Chen and
  • Wenchang Chu

14 June 2024

Five classes of multiple sums about circular products of binomial coefficients are investigated. Their generating functions are explicitly expressed as rational functions, with coefficients being Fibonacci and Lucas numbers. This is fulfilled by a no...

(This article belongs to the Special Issue Combinatorics, Riordan Matrices and Umbral Calculus—in Memory of Professor Emanuele Munarini)
  • Article
  • Open Access
1 Citations
1,167 Views
29 Pages

Pseudo-Closed-Loop Metallurgy and Quality-Adjusted Circularity of Secondary Copper: A Conceptual Framework

  • Vesna Alivojvodić,
  • Natalija Dolić,
  • Jelena Zarić Kovačević and
  • Nela Vujović

15 June 2026

Mass-based circularity indicators, such as ISO 59020:2024, quantify material recovery as a share of total throughput but do not account for chemical composition or functional performance, as a consequence of their sector-agnostic design. In copper me...

(This article belongs to the Special Issue Advances in Hydrometallurgy of Metals: Sources, Pretreatment, Leaching, Extraction, Recovery, Raffination)
  • Article
  • Open Access
7 Citations
2,240 Views
17 Pages

Analytical Study of SH Wave Scattering by a Circular Pipeline in an Inhomogeneous Concrete with Density Variation

  • Zailin Yang,
  • Chenxi Sun,
  • Guanxixi Jiang,
  • Yunqiu Song and ,
  • Xinzhu Li and
  • Yong Yang
  • + 1 author+ 0 author

12 May 2023

In this paper, the shear horizontal (SH) wave scattering by a circular pipeline in an inhomogeneous concrete with density variation is studied. A model of inhomogeneous concrete with density variation in the form of a polynomial-exponential coupling...

(This article belongs to the Special Issue Mechanical Research of Reinforced Concrete Materials)
  • Article
  • Open Access
361 Views
28 Pages

25 August 2026

The analysis of circular data with discrete models has been a challenge. To address this, we introduce the wrapped discrete linear exponential (WDLE) distribution, which is a new model obtained by wrapping the existing discrete linear exponential dis...

(This article belongs to the Special Issue Current Research in Probability Theory and Distribution Theory)
  • Review
  • Open Access
97 Citations
8,207 Views
29 Pages

Investigation of Ecosystem Services and Circular Economy Interactions under an Inter-organizational Framework

  • Vasilis C. Kapsalis,
  • Grigorios L. Kyriakopoulos and
  • Konstantinos G. Aravossis

8 May 2019

Nowadays, the conceptualization of circular economy is an attractive managerial tool among governments and businesses throughout the word, while ecosystem services are a contentious issue due to the particular needs of humans’ well-being. At th...

(This article belongs to the Section A: Sustainable Energy)
  • Article
  • Open Access
21 Citations
6,107 Views
24 Pages

10 May 2024

In this paper, the authors briefly review some closed-form formulas of the Gauss hypergeometric function at specific arguments, alternatively prove four of these formulas, newly extend a closed-form formula of the Gauss hypergeometric function at som...

  • Review
  • Open Access
16 Citations
6,117 Views
19 Pages

The Pseudo-Circular Genomes of Flaviviruses: Structures, Mechanisms, and Functions of Circularization

  • Louis De Falco,
  • Nelly M. Silva,
  • Nuno C. Santos,
  • Roland G. Huber and
  • Ivo C. Martins

13 March 2021

The circularization of viral genomes fulfills various functions, from evading host defense mechanisms to promoting specific replication and translation patterns supporting viral proliferation. Here, we describe the genomic structures and associated h...

(This article belongs to the Special Issue Circular RNAs: Non-canonical Observations on Non-canonical RNAs)
  • Article
  • Open Access
1 Citations
2,514 Views
9 Pages

16 October 2019

Many authors, e.g., Bavrin, Jakubowski, Liczberski, Pfaltzgraff, Sitarski, Suffridge, and Stankiewicz, have discussed some families of holomorphic functions of several complex variables described by some geometrical or analytical conditions. We consi...

  • Article
  • Open Access
1 Citations
2,068 Views
17 Pages

30 October 2022

By means of the generating function approach, four classes of triple sums involving circular products of binomial coefficients are investigated. Recurrence relations and rational generating functions are established.

(This article belongs to the Special Issue Random Combinatorial Structures)

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