Symmetry

Symmetry/Asymmetry in Renewable Energy Power Systems: Modeling, Design, and Control

edited by

and

submission deadline 31 May 2026 | Viewed by 74 | Submission Open

Keywords: symmetry and asymmetry in power systems; grid-connected power electronics; wind; ocean; and solar energy integration; hydrogen energy and electrolyzer modeling; battery storage and microgrids; energy-saving and multi-energy applications; power quality and imbalance; converter topology and modulation; AI; machine learning; and digital twins; stability and resilience

(This special issue belongs to the Section Engineering and Materials)

Symmetry and Asymmetry in Dynamics of Mechanical and Structural Engineering

edited by

Xiaofei Du

and

Qidi Fu

submission deadline 31 May 2026 | Viewed by 73 | Submission Open

Keywords: mechanical and structural engineering; sound and vibration; vibration analysis and control; acoustic and vibro-acoustic analysis; acoustic and mechanical metamaterials; sound absorption and insulation; energy harvesting; multi-body dynamics; structural health monitoring; engineering applications

(This special issue belongs to the Section Engineering and Materials)

Symmetry in Computer Vision and Machine Learning

edited by

Long Shi

and

Lei Xing

submission deadline 31 May 2026 | Viewed by 71 | Submission Open

Keywords: computer version; machine learning; symmetry; data efficiency; robustness

(This special issue belongs to the Section Computer)

Black Hole Shadows

edited by

Yu-Xiao Liu

, Shao-Wen Wei, Yu-Peng Zhang and Wen-Di Guo

submission deadline 31 May 2026 | Viewed by 66 | Submission Open

Keywords: classical black hole; general relativity; shadow; gravitational lensing; spacetime symmetry; accretion flows

(This special issue belongs to the Section Physics)

Advances in Gait Symmetry and Knee Kinematics in Rehabilitation and Sports

edited by

Serena Cerfoglio

,

Jorge Lopes Storniolo

and

Veronica Cimolin

submission deadline 31 May 2026 | Viewed by 65 | Submission Open

Keywords: gait symmetry; knee kinematics; biomechanics; rehabilitation; sports science

(This special issue belongs to the Section Life Sciences)

Artificial Intelligence and Digital Workflows for Sustainable Structural Design and Reuse

edited by

Sina Sarfarazi

and Rabee Shamass

submission deadline 31 May 2026 | Viewed by 64 | Submission Open

Keywords: structural engineering; symmetry and asymmetry in structures; BIM and digital workflows; artificial intelligence in engineering; physics-informed machine learning; Eurocode design and verification; structural optimisation; structural reuse and circular economy; lifecycle assessment

(This special issue belongs to the Section Engineering and Materials)

Photoelectric Materials: Structure, Characterization and Symmetry

edited by

Carlos Adrián Calles-Arriaga

and

Juan Lopez-Hernandez

submission deadline 31 May 2026 | Viewed by 61 | Submission Open

Keywords: optoelectronics; photovoltaic cells; medical devices; perovskites; semiconductors; crystals

(This special issue belongs to the Section Engineering and Materials)

Nonlinear Dynamics and Symmetry: Topics and Applications

edited by

Simone Fiori

submission deadline 31 May 2026 | Viewed by 53 | Submission Open

Keywords: nonlinear dynamics; symmetry and symmetry breaking; geometric methods in mechanics; numerical simulation; pattern formation

(This special issue belongs to the Section Mathematics)

Symmetry in Renewable Energy Power Systems with Integrated Green Hydrogen Conversion System

edited by

Nisrine Naseri

, Ahmed Ihlal and Soumia El Hani

submission deadline 31 May 2026 | Viewed by 40 | Submission Open

Keywords: hydrogen conversion system; renewable energy sources; symmetry; fuel cell; electrolyzer; green and renewable hydrogen; regeneration; renewable-to-hydrogen; grid-forming based hydrogen system

(This special issue belongs to the Section Engineering and Materials)

Symmetry in Electromagnetic Structures: Principles and Design of Antennas, Waveguides, and Metasurfaces

edited by

Edoardo Negri

and

Federico Giusti

submission deadline 31 May 2026 | Viewed by 37 | Submission Open

Keywords: electromagnetic theory; antennas; waveguides; metasurfaces; leaky waves; periodic structures; higher-order symmetries; broken symmetry; metamaterials; glide symmetry

(This special issue belongs to the Section Engineering and Materials)

Symmetry and Renewable Energy Power Systems

edited by

Abdelkhalek Chellakhi

submission deadline 31 May 2026 | Viewed by 33 | Submission Open

Keywords: maximum power point tracking (MPPT) algorithms; grid-connected and standalone photovoltaic systems; DC– DC converters; wind energy systems; optimization; advanced control of power converters; electric vehicles; energy storage systems; nonlinear control and optimization techniques; artificial intelligence and machine learning approaches; metaheuristic techniques

(This special issue belongs to the Section Engineering and Materials)

Symmetry and Emerging Technologies in Sustainable Systems

edited by

Rotimi-Williams Bello

and Pius Adewale Owolawi

submission deadline 31 May 2026 | Viewed by 13 | Submission Open

Keywords: image processing; image analysis; pattern recognition; machine learning; computer vision

(This special issue belongs to the Section Computer)

Symmetry and Efficiency in Power Electronics and Renewable Energy

edited by

Youssef Naimi

, Touhami Mokrani and Rida Farhan

submission deadline 31 May 2026 | Viewed by 2 | Submission Open

Keywords: renewable energy; power compensation; supercapacitor; photovoltaï c; grid-connected converters; switched-capacitor inverters

(This special issue belongs to the Section Engineering and Materials)

Symmetry/Asymmetry in Data Science and Information Security

edited by

Rejwan Bin Sulaiman

and

Rao Faizan Ali

submission deadline 1 Jun 2026 | Viewed by 58 | Submission Open

Keywords: symmetry; asymmetry; data science; information security; cryptography; machine learning; anomaly detection; data imbalance; privacy-preserving computing; blockchain security

(This special issue belongs to the Section Computer)

Symmetry or Asymmetry in Cosmology

edited by

Sebastian Garcia-Saenz

,

Yizhou Lu

and Hsu-Wen Chiang

submission deadline 18 Jun 2026 | Viewed by 76 | Submission Open

Keywords: cosmic inflation; non-gaussianity; modified gravity; effective field theory; cosmological correlators; parity violation; dark matter; dark energy; gravitational waves; large-scale structure

(This special issue belongs to the Section Physics)

The Qualitative Theory of Functional Differential Equations and their Applications

edited by

Osama Moaaz

and

Higinio Ramos

submission deadline 30 Jun 2026 | 9 articles | Viewed by 17384 | Submission Open

Keywords: Functional differential equations ; Delay/neutral/advanced differential equations ; Ordinary differential equation ; Difference equation; Partial differential equation ; Symmetry in differential equations ; Numerical analysis; numerical modeling ; Approximation; stability; oscillation; boundedness; periodicity; and asymptotic properties

(This special issue belongs to the Section Mathematics)

Asymmetric Membranes: Volume 2

edited by

Maria Giovanna Buonomemna

submission deadline 30 Jun 2026 | 3 articles | Viewed by 16745 | Submission Open

Keywords: asymmetric membranes; inorganic membranes; polymeric membranes; porous membranes; membrane design

(This special issue belongs to the Section Chemistry: Symmetry/Asymmetry)

Symmetry Energy in Nuclear Physics and Astrophysics

edited by

Aziz Rabhi

,

Sidney Avancini

and

Mª Ángeles Pérez García

submission deadline 30 Jun 2026 | 4 articles | Viewed by 11783 | Submission Open

Keywords: Nuclear symmetry energy; Equation of state; Nuclear structure; Nuclear astrophysics; Heavy ion physics; Neutron-rich nuclei; Nuclear binding energy; Symmetric nuclear matter; Neutron stars

(This special issue belongs to the Section Physics)

Symmetry and Asymmetry in Embedded Systems

edited by Cheng Ji, Chao Wu and Geng Yuan

submission deadline 30 Jun 2026 | 12 articles | Viewed by 10835 | Submission Open

Keywords: edge computing; symmetric system; cloud– edge converged computing; artificial intelligence; power efficiency; training optimization; privacy-preserving; federated learning; transfer learning; lifelong learning

(This special issue belongs to the Section Computer)

Applications of Symmetry/Asymmetry in Artificial Intelligence and Deep Metaheuristics

edited by

Peng-Yeng Yin

submission deadline 30 Jun 2026 | 7 articles | Viewed by 8132 | Submission Open

Keywords: symmetry; asymmetry; Internet of Things (IoT); big data; artificial intelligence; metaheuristic

(This special issue belongs to the Section Computer)

Symmetry/Asymmetry in Wireless Communication and Sensor Networks II

edited by

Haitao Xu

submission deadline 30 Jun 2026 | 3 articles | Viewed by 5881 | Submission Open

(This special issue belongs to the Section Computer)

Applications Based on Symmetry/Asymmetry in Functional Data Analysis

edited by Nengxiang Ling

submission deadline 30 Jun 2026 | 2 articles | Viewed by 4617 | Submission Open

(This special issue belongs to the Section Mathematics)

Applications of Special Functions in Complex Analysis and Their Symmetries

edited by

Valer-Daniel Breaz

and

Kadhavoor Ragavan Karthikeyan

submission deadline 30 Jun 2026 | 6 articles | Viewed by 3584 | Submission Open

Keywords: univalent functions; multivalent functions; special functions; multiplicative calculus; quantum calculus; differential subordination; differential superordination; fuzzy differential subordinations and superordinations

(This special issue belongs to the Section Mathematics)

Symmetry Application in Metals and Alloys

edited by Bo Zhang and Yimin Zhuo

submission deadline 30 Jun 2026 | 3 articles | Viewed by 3135 | Submission Open

Keywords: symmetric and asymmetric characteristics; metals and alloys; metal matrix composites; cermets; joining; casting; forging; additive manufacturing; powder metallurgy

(This special issue belongs to the Section Engineering and Materials)

Symmetry in Chaos Theory and Applications

edited by

Xiangliang Xu

,

Guodong Li

and

Tianxian Zhang

submission deadline 30 Jun 2026 | 4 articles | Viewed by 3044 | Submission Open

Keywords: symmetry in nonlinear and chaotic systems; memristor-based chaotic circuits and networks; multistability and coexisting attractors; fractal and fractional-order chaotic systems; chaos-based encryption and secure communication; symmetry breaking and bifurcation analysis; control and synchronization of symmetric chaos; applications in signal processing and computation

(This special issue belongs to the Section Engineering and Materials)

Symmetry and Asymmetry in Biomechanics and Gait Mechanics

edited by

Bianca Callegari

submission deadline 30 Jun 2026 | 2 articles | Viewed by 2687 | Submission Open

Keywords: biomechanics; gait mechanics; symmetry; asymmetry; health; human movement; performance optimization; rehabilitation; assistive technologies; sports science

(This special issue belongs to the Section Life Sciences)

Symmetry in Data Analysis and Optimization

edited by Mingcheng Zuo, Chunliang Zhao and

Sabri My Abdelouahed

submission deadline 30 Jun 2026 | 1 articles | Viewed by 2624 | Submission Open

Keywords: symmetry; data analysis; optimization; statistical methods; pattern recognition; algorithm design; multi-objective optimization

(This special issue belongs to the Section Computer)

Quantum Entanglement and Quantum Information in High Energy Physics

edited by Theodota Lagouri

submission deadline 30 Jun 2026 | 1 articles | Viewed by 2538 | Submission Open

Keywords: quantum entanglement; quantum information; quantum computing; quantum machine learning

(This special issue belongs to the Section Physics)

Symmetry in Marine Hydrodynamics: Applications to Ocean Engineering

edited by

Sarat Chandra Mohapatra

and

Mike Meylan

submission deadline 30 Jun 2026 | 3 articles | Viewed by 2438 | Submission Open

Keywords: hydrodynamics; marine structures; hydroelastic response; dynamics of moored platforms; interconnected structures; wave forces; marine aquaculture; effect of seabed topography; nonlinear dynamics; wave energy converter

(This special issue belongs to the Section Engineering and Materials)

Chemistry Using the Symmetry of Crystals

edited by

Takashiro Akitsu

submission deadline 30 Jun 2026 | 1 articles | Viewed by 2188 | Submission Open

Keywords: crystallography; structural chemistry; crystal structure; symmetry; space group; chirality

(This special issue belongs to the Section Chemistry: Symmetry/Asymmetry)

Symmetry/Asymmetry in Artificial Intelligence for Point Cloud Data Processing

edited by Wuyong Tao,

Xijiang Chen

and

Yufu Zang

submission deadline 30 Jun 2026 | 2 articles | Viewed by 1971 | Submission Open

Keywords: 3D object recognition; point cloud registration; virtual reality

(This special issue belongs to the Section Computer)

Symmetry and Distributed Power System

edited by

Min Liu

and

Guojiang Xiong

submission deadline 30 Jun 2026 | 1 articles | Viewed by 1157 | Submission Open

Keywords: distributed power systems; power system symmetry; harmonic detection; fault analysis; state estimation; renewable energy modeling; deep learning

(This special issue belongs to the Section Engineering and Materials)

Symmetry/Asymmetry in Data Mining & Machine Learning

edited by

Yunchao Song

,

Zhisheng Yin

and Kuiyu Chen

submission deadline 30 Jun 2026 | 2 articles | Viewed by 1137 | Submission Open

Keywords: data mining; machine learning; symmetry/asymmetry theory and analysis; symmetry/asymmetry property discovery; symmetry/asymmetry-inspired training; symmetry/asymmetry-inspired model; dynamic symmetry-breaking data analysis; multimodal data/signal fusion; data/signal classification and recognition

(This special issue belongs to the Section Computer)

Symmetry Studies and Application in Power System Stability

edited by Siqi Wu and Chang Li

submission deadline 30 Jun 2026 | 1 articles | Viewed by 1021 | Submission Open

Keywords: symmetry; power system; power electronics; symmetric fault; asymmetric fault; stability; balanced condition; renewable energy; signal processing; inverter-based resources

(This special issue belongs to the Section Engineering and Materials)

AI-Driven Optimization Under Symmetry and Uncertainty in Smart Manufacturing Systems

edited by

Achraf Touil

and

Rachid Oucheikh

submission deadline 30 Jun 2026 | 2 articles | Viewed by 787 | Submission Open

Keywords: symmetry; uncertainty; optimization; smart manufacturing; Industry 4.0; artificial intelligence; robust optimization; graph neural networks; reinforcement learning; additive manufacturing; digital twins

(This special issue belongs to the Section Engineering and Materials)

Selected Papers: The 20th International Conference on Information Security Practice and Experience (ISPEC 2025)

edited by

Kuo-Hui Yeh

and Hu Xiong

submission deadline 30 Jun 2026 | Viewed by 465 | Submission Open

Keywords: cryptology; applied cryptography; mobile security; cloud security; access control; privacy enhanced technology; viruses and malware; software security; database security; web security; operating system security; intrusion detection; big data security and privacy; biometric Security; implementation; network security; key management; security and privacy in ubiquitous computing; formal methods for security; digital forensics; security for critical infrastructures; embedded systems security; lightweight security; smart grid security; cyber security for urban transportation; cyber-physical security; cryptocurrency

(This special issue belongs to the Section Computer)

Exploring the Advances in Symmetry and Quantum Field Theory: From Subatomic Interactions to the Early Universe

edited by

Haidar Sheikhahmadi

and Naser Ahmadiniaz

submission deadline 30 Jun 2026 | Viewed by 344 | Submission Open

Keywords: quantum fields (scalar; fermionic; gauge); feynman diagrams and perturbation theory; renormalization (UV divergence; counterterms); path integral formulation; loop corrections; symmetries and conservation laws (Noether's theorem); semi-classical approximation: quantum fields on classical spacetimes; vacuum states in curved spacetimes (Hartle-Hawking; Bunch-Davies); particle creation in curved spacetime (Hawking radiation; Unruh effect); quantum anomalies in early universe dynamics; quantum effects in the cosmic microwave background (CMB)

(This special issue belongs to the Section Physics)

Symmetry in Beam–Plasma Physics

edited by Alessio Del Dotto, Alessandro Curcio and Andrei C. Berceanu

submission deadline 30 Jun 2026 | Viewed by 299 | Submission Open

Keywords: beam (particle or laser)– plasma interaction; plasma wakefield acceleration; inertial fusion; nuclear astrophysics; quantum electrodynamics (QED); beam dynamics in plasma; collective modes; gauge symmetries; plasma-based applications

(This special issue belongs to the Section Physics)

Symmetry Applied in Operational Research

edited by

Vitor William Batista Martins

submission deadline 30 Jun 2026 | Viewed by 274 | Submission Open

Keywords: symmetry in optimization and mathematical programming; symmetrical algorithms for logistics and supply chains; game-theoretic applications of symmetry; symmetry-breaking techniques in decision making; interdisciplinary connections with physics and engineering

(This special issue belongs to the Section Engineering and Materials)

Symmetry in Biosensors

edited by

XiaoGang Lin

submission deadline 30 Jun 2026 | Viewed by 266 | Submission Open

Keywords: bio-photoelectric sensing; microsensors; trace detection; liquid biopsy; biomarker research; cancer diagnostics; food safety

(This special issue belongs to the Section Engineering and Materials)

Quantum Symmetries: Structures, Dynamics, and Algebra

edited by

Timothy Ganesan

submission deadline 30 Jun 2026 | Viewed by 188 | Submission Open

Keywords: Lie groups and Lie algebra; unitary groups; U(n); Lorentz and Poincaré groups; gauge symmetries and invariance; GUT symmetry; CPT symmetries; spin symmetry; supersymmetry (SUSY); noncommutative geometry; braid groups and its algebra; anyonic statistics and fusion rules; conformal symmetries; spin symmetry; deformed quantum symmetries

(This special issue belongs to the Section Physics)

Symmetry/Asymmetry in Structural Engineering, Structural Health Monitoring, and Non-Destructive Testing

edited by

Jose M. Machorro-Lopez

,

Juan P. Amezquita-Sanchez

and

Martin Valtierra-Rodriguez

submission deadline 30 Jun 2026 | Viewed by 183 | Submission Open

Keywords: symmetric/asymmetric civil infrastructure; structural engineering; design; analysis; construction; and optimization of structures; structural dynamics; finite element method (FEM)-based modeling/analysis for structures; experiments in lab models and real-life structures; structural health monitoring (SHM); vibration-based global methods; parametric methods: modal strain energy (MSE); modal scale factor (MSF); modal assurance criterion (MAC); etc.; non-parametric methods: fractal dimension (FD); wavelet transform (WT); Shannon entropy index (SEI); etc.; signal analysis/processing; non-destructive testing (NDT); local methods: acoustic emissions (AE); ultrasonic pulse velocity (UPV); X-ray photoelectron spectroscopy (XPS); etc.; methods based on artificial intelligence (AI); machine learning (ML); deep learning (DL); artificial neural networks (ANNs); etc.; damage/fault diagnosis/prognosis in structures

(This special issue belongs to the Section Engineering and Materials)

Symmetry in Advanced Marine Technologies: Energy Harvesting, Autonomous Systems, and Smart Ocean Exploration

edited by

,

,

and

submission deadline 30 Jun 2026 | Viewed by 176 | Submission Open

Keywords: marine vehicle; wave energy; triboelectric nanogenerator; ocean current energy; artificial intelligence; marine internet of things; remotely operated vehicle/autonomous underwater vehicle; marine exploration; energy harvesting; underwater explosion

(This special issue belongs to the Section Engineering and Materials)

Symmetry in Stellar Astrophysics: Structure, Properties, and Applications

edited by Pierluca Carenza and

Jordi Isern

submission deadline 30 Jun 2026 | Viewed by 171 | Submission Open

Keywords: stellar physics; astroparticle physics; stellar simulations; magnetohydrodynamics; neutrinos; radiative transfer; asteroseismology; axions

(This special issue belongs to the Section Physics)

Aerospace Engineering and Symmetry/Asymmetry

edited by

Olexiy Shynkarenko

,

Antonella Ingenito

and

Maksym Ziberov

submission deadline 30 Jun 2026 | Viewed by 157 | Submission Open

Keywords: symmetry breaking; aerospace engineering; rocket propulsion; electric propulsion; hybrid engines; high-speed aerodynamics; combustion modelling; plasma flows; computational fluid dynamics; additive manufacturing; topology optimisation; flow control; autonomous aerial systems; data-driven simulation; turbulence and transition; experimental analysis

(This special issue belongs to the Section Engineering and Materials)

Composite Structural Systems: Materials, Components, Structures, and Symmetry

edited by

Jun Gong

,

Zefang Wang

and

Yilinke Tan

submission deadline 30 Jun 2026 | Viewed by 156 | Submission Open

Keywords: composite materials; structural systems; dynamic behaviors; symmetry principles; multi-material coupling effects; symmetry of damage modes; refined numerical simulation; optimization techniques; morphology

(This special issue belongs to the Section Engineering and Materials)

Symmetry/Asymmetry in Wireless Communication and Sensors

edited by

Faissal El Bouanani

submission deadline 30 Jun 2026 | Viewed by 155 | Submission Open

Keywords: wireless communication; wireless sensor; channel and signal models; traffic and communication patterns; energy profiles; machine learning; optimization; device capabilities; network topology; intelligent sensors

(This special issue belongs to the Section Computer)

Symmetry and Asymmetry in Mechanical Engineering: Fundamentals, Design, and Applications

edited by

Giovani Dambros Telli

and Sahin Gungor

submission deadline 30 Jun 2026 | Viewed by 154 | Submission Open

Keywords: mechanical engineering; symmetric and asymmetric design; thermal sciences; heat and mass transfer; fluid flow and dynamics; advanced materials; mechanical systems; mechanical design; materials and structures

(This special issue belongs to the Section Engineering and Materials)

Advances in Chemical Engineering and Symmetry/Asymmetry

edited by Gustavo Vieira Olivieri,

Bruno Ramos

and

Luis Fernando Novazzi

submission deadline 30 Jun 2026 | Viewed by 150 | Submission Open

Keywords: symmetry and asymmetry; chemical engineering; molecular interactions; organic applications; biotechnology; computational fluid dynamics; catalysts; solid particles; novel materials; membranes; adsorbents; industrial equipment; process safety; modeling; simulation; optimization; intensification; process control

(This special issue belongs to the Section Engineering and Materials)

Applications Based on Symmetry/Asymmetry in Structural Analysis

edited by Zacarias Martin Chamberlain Pravia and

Moacir Kripka

submission deadline 30 Jun 2026 | Viewed by 143 | Submission Open

Keywords: structural asymmetry; geometric irreguralities; structural perfomance; computational modeling; real-world structures

(This special issue belongs to the Section Engineering and Materials)

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