Special Issues

Symmetry publishes Special Issues to create collections of papers on specific topics, with the aim of building a community of authors and readers to discuss the latest research and develop new ideas and research directions. Special Issues are led by Guest Editors, who are experts on the topic and all Special Issue submissions follow MDPI's standard editorial process. The journal’s Editor-in-Chief and/or designated Editorial Board Member will oversee Guest Editor appointments and Special Issue proposals, checking their content for relevance and ensuring the suitability of the material for the journal. The papers published in a Special Issue will be collected and displayed on a dedicated page of the journal’s website. Further information on MDPI's Special Issue policies and Guest Editor responsibilities can be found here. For any inquiries related to a Special Issue, please contact the Editorial Office.

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Supersymmetry Approaches in Quantum Mechanics and Field Theory
edited by
submission deadline 28 Feb 2026 | Viewed by 262 | Submission Open
Keywords: susyqm; supersymmetry; supersymmetric Wigner– Dunkl quantum mechanics; isospectrality; shape invariance; algebraic methods in quantum mechanics; factorization method
(This special issue belongs to the Section Physics)
Symmetry/Asymmetry in Coordination Chemistry submission deadline 28 Feb 2026 | Viewed by 249 | Submission Open
Keywords: metal complexes; synthesis; structural analysis; ligands; spectroscopy; biological activity; optical properties
(This special issue belongs to the Section Chemistry: Symmetry/Asymmetry)
Symmetry and Asymmetry in Artificial Intelligence for Cybersecurity
edited by Shafiq Ul Rehman
submission deadline 28 Feb 2026 | 1 articles | Viewed by 249 | Submission Open
Keywords: artificial intelligence in cybersecurity; symmetry and asymmetry in AI; adversarial machine learning; explainable AI (XAI); cyber threat detection; AI-powered security solutions; deep learning for cyber defense; AI ethics in cybersecurity; intelligent risk assessment; autonomous security systems; federated learning for cybersecurity; human– AI collaboration in cyber defense
(This special issue belongs to the Section Computer)
Symmetry in Civil Transportation Engineering—2nd Edition
edited by and Renliang Shan
submission deadline 28 Feb 2026 | Viewed by 235 | Submission Open
Keywords: new building structural systems; excavation and support of large cross-section tunnels; PBA construction method; surrounding rock– support interaction; surface settlement during tunnel excavation; new technologies for geotechnical testing; mechanical properties of frozen rock and soil; environmental geotechnical engineering
(This special issue belongs to the Section Engineering and Materials)
Symmetry and Asymmetry in Natural Language Processing
edited by Yang Li and Junwen Duan
submission deadline 28 Feb 2026 | Viewed by 203 | Submission Open
Keywords: deep learning; natural language processing; large language model; multimodal model
(This special issue belongs to the Section Computer)
Symmetry in Internet of Things and Distributed Computing Systems: Recent Innovations, Architecture (Design and Modelling), and Case Studies submission deadline 28 Feb 2026 | Viewed by 176 | Submission Open
Keywords: internet of things; distributed core banking systems; distributed medical systems and applications; internet of medical things; smart agriculture systems; distributed manufacturing systems; technological advancements; symmetry in distributed systems; big data; data quality
(This special issue belongs to the Section Computer)
Advances in Symmetry and Asymmetry Relations in Fuzzy Set Theory Applied to Decision-Making Methods submission deadline 28 Feb 2026 | Viewed by 173 | Submission Open
Keywords: symmetry; asymmetry; fuzzy set theory; fuzzy systems; decision-making methods (MCDM/MCDA)
(This special issue belongs to the Section Mathematics)
Symmetry and Quantum Chromodynamics
edited by , Heribertus Bayu Hartanto and Jesus Javier Cobos-Martinez
submission deadline 28 Feb 2026 | Viewed by 157 | Submission Open
Keywords: color confinement and SCSB; hadron structure; gluon saturation; non-perturbative QCD; QCD under extreme condition; QCD beyond standard model
(This special issue belongs to the Section Physics)
Symmetry in Mathematical Physics: Current Topics and Recent Advances—in Honour of Professor Jean-Pierre Gazeau on the Occasion of His 80th Birthday
edited by , and Mariano A. del Olmo
submission deadline 28 Feb 2026 | Viewed by 128 | Submission Open
Keywords: symmetries in classical and quantum models; group representations; conformal field theory; integrable systems; gauge theories; symmetry breaking; quantum optics; coherent states; signal processing; aperiodic systems
(This special issue belongs to the Section Physics)
Advances in String Theory, Supersymmetry and Supergravity
edited by
submission deadline 28 Feb 2026 | Viewed by 106 | Submission Open
Keywords: string theory; quantum mechanics; general relativity; supersymmetry; fermions and bosons; supergravity
(This special issue belongs to the Section Physics)
Symmetry/Asymmetry in Numerical Analysis and Scientific Computing submission deadline 28 Feb 2026 | Viewed by 100 | Submission Open
Keywords: numerical analysis; parallel computing; symmetry in algorithms; asymmetry in computing; load balancing; GPU computing; multi-GPU systems; heterogeneous computing; high-performance computing (HPC); OpenMP; SYCL; OpenACC; MPI; hybrid parallel programming; performance optimization; scalability in parallel systems; task scheduling; algorithm efficiency; computational workload distribution; resource allocation
(This special issue belongs to the Section Computer)
Symmetrical Studies in Optical Materials
edited by and Abdelmajid El Mansouri
submission deadline 28 Feb 2026 | Viewed by 100 | Submission Open
Keywords: optoelectronic devices; nanomaterials; DFT calculations; experimental characterisation; thin films; renewable energy; conducting polymers; hybrid solar cells; perovskite materials; optical materials
(This special issue belongs to the Section Engineering and Materials)
Symmetry in Lie Groups and Lie Algebras
edited by and
submission deadline 28 Feb 2026 | Viewed by 95 | Submission Open
Keywords: Lie groups and Lie algebras; representation theory; integrable systems; infinitesimal deformations; symbolic computations
(This special issue belongs to the Section Mathematics)
Synthesis and Application of Organic Molecules Based on Symmetry
edited by Jian Zhang and
submission deadline 28 Feb 2026 | Viewed by 77 | Submission Open
Keywords: organic synthesis; catalysis; reaction mechanisms; chirality; natural products; medicine; materials; biochemistry; applied chemistry
(This special issue belongs to the Section Chemistry: Symmetry/Asymmetry)
Symmetry in Microfluidics and Electrohydrodynamics submission deadline 28 Feb 2026 | Viewed by 60 | Submission Open
Keywords: microfluidics; electrohydrodynamics; microfluidic design; electrohydrodynamic effects; portable instrumentation; (bio)sensing; point of care testing
(This special issue belongs to the Section Chemistry: Symmetry/Asymmetry)
Symmetry in Molecular Simulation submission deadline 28 Feb 2026 | Viewed by 58 | Submission Open
Keywords: symmetry in atomic-scale lattice disorders; nanomaterial characterization; property prediction (mechanical; thermal; electronic) of advanced materials; computational method development with engineering significance; molecular dynamics simulations; symmetry in multiscale modeling; mathematical/theoretical frameworks; machine learning approaches; finite element methods
(This special issue belongs to the Section Engineering and Materials)
Advances in Symmetry and Asymmetry in Fracture Mechanics submission deadline 28 Feb 2026 | Viewed by 52 | Submission Open
Keywords: symmetry in mechanics; fracture mechanics; material symmetry; nonlinear finite elements
(This special issue belongs to the Section Engineering and Materials)
Nanomechanics and Symmetry in Quantum Signal Processing—Theory and Application
edited by
submission deadline 28 Feb 2026 | Viewed by 49 | Submission Open
Keywords: nanomechanics; nanoelectromechanical systems (NEMSs); quantum optomechanics; cavity quantum electrodynamics; cat states; quantum information; quantum networks; quantum sensing; quantum error correction; quantum entanglement
(This special issue belongs to the Section Physics)
Symmetry in Fluid Mechanics
edited by
submission deadline 28 Feb 2026 | Viewed by 46 | Submission Open
Keywords: nonlinear dynamics; fluid mechanics; theoretical and experimental advances; applications; symmetry and asymmetry
(This special issue belongs to the Section Physics)
Exploring Advanced Post-Quantum Cryptography: Securing the Future
edited by and
submission deadline 28 Feb 2026 | Viewed by 42 | Submission Open
Keywords: quantum computing; post-quantum cryptography (PQC); cryptographic system; blockchain; symmetry
(This special issue belongs to the Section Computer)
Symmetry in Variational Inequality Problems and Fixed Point Theory and Their Applications
edited by
submission deadline 28 Feb 2026 | Viewed by 39 | Submission Open
Keywords: variational inequalities; fixed point theory; minimax problems; optimization problems; variational inclusions; predict methods in statistics; predict algorithms by applied mathematical algorithms; machine learnings; artificial intelligence; predict algorithms with applications in health care including heart disease; common problems associated with variational inequalities and fixed point problems; proximal point algorithms; numerical comparisons; stability of numerical methods; symmetry
Astrophysical Neutrinos in the Multi-Messenger Era and Their Broken Symmetries
edited by
submission deadline 28 Feb 2026 | Viewed by 34 | Submission Open
Keywords: neutrino; neutrino astronomy; multi-messenger; neutrino oscillation; neutrino physics; neutrino mass; sterile neutrino; right-handed neutrino; Glashow resonance; weak interaction broken symmetries
(This special issue belongs to the Section Physics)
Symmetry in Statistical Physics and Nonlinear Phenomena
edited by Francisco W. De Sousa Lima
submission deadline 28 Feb 2026 | Viewed by 30 | Submission Open
Keywords: phase transition; networks; opinion dynamics; non-equilibrium; Ising model
(This special issue belongs to the Section Physics)
Functional Equations and Inequalities: Topics and Applications submission deadline 28 Feb 2026 | Viewed by 23 | Submission Open
Keywords: functional equations; functional inequalities; stability theory; Ulam stability; fixed point theory; difference equations; operator theory; applications of functional equations
(This special issue belongs to the Section Mathematics)
Symmetry/Asymmetry in the Numerical Study of Heat Transfer and Fluid Flow
edited by
submission deadline 28 Feb 2026 | Viewed by 17 | Submission Open
Keywords: heat transfer; fluid flow; numerical study; thermal performance
(This special issue belongs to the Section Physics)
Symmetry and Gravitational Waves in Black Hole Physics
edited by Zhan-Feng Mai and Jinbo Yang
submission deadline 15 Mar 2026 | Viewed by 55 | Submission Open
Keywords: black holes; gravitational waves; holographic duality; binary black holes; quasinormal modes; fundamental physics; cosmology
(This special issue belongs to the Section Physics)
Symmetry in Fixed Point Theory and Optimization: Computations and Applications
edited by
submission deadline 20 Mar 2026 | 2 articles | Viewed by 3650 | Submission Open
Keywords: fixed point theory; nonlinear analysis; optimization (vector optimization; linear programming); equilibrium and variational inequality problems; iterative algorithms; fractional calculus; stochastic systems; approximation algorithms; computer science
(This special issue belongs to the Section Mathematics)
Symmetry and Asymmetry in Optimization Algorithms and System Control
edited by , , Gang Yuan, and
submission deadline 30 Mar 2026 | 1 articles | Viewed by 648 | Submission Open
Keywords: control methods; data encryption; information security; optimization algorithms; discrete event modeling and simulation; production scheduling; system control
(This special issue belongs to the Section Computer)
Asymmetric and Symmetric in Deep Computer Vision and Generative Modeling submission deadline 31 Mar 2026 | 5 articles | Viewed by 5892 | Submission Open
Keywords: deep computer vision; generative models and GANs; symmetry and asymmetry in neural networks; feature extraction and representation learning; synthetic data generation; cross-domain applications; data augmentation and transfer learning; model robustness and interpretability
(This special issue belongs to the Section Computer)
Symmetry and Its Application in Wireless Communication
edited by Chengkai Tang and Rugui Yao
submission deadline 31 Mar 2026 | 4 articles | Viewed by 4580 | Submission Open
Keywords: high-speed communication; AI enabled communication; big data processing; MIMO communication; array antennas; array signal processing; smart reflective surface
(This special issue belongs to the Section Computer)
Symmetries and Fractional Differential Equations: Theory and Applications submission deadline 31 Mar 2026 | 4 articles | Viewed by 3079 | Submission Open
Keywords: fractional calculus; fractional differential equations; delay fractional differential equations; PDEs and difference equations; stochastic fractional differential equations; fractional difference equations and applications; low-rank approximations; Krylov subspaces; mathematical modeling in engineering; symmetries; integrability; control theory; numerical methods
(This special issue belongs to the Section Mathematics)
Symmetry in Microelectronics and Solid-State Electronics
edited by , Guoqing Xin, , Ying Liu, and
submission deadline 31 Mar 2026 | 1 articles | Viewed by 2485 | Submission Open
Keywords: semiconductors; integrated circuits (ICs); microelectronic devices; transistors; diodes
(This special issue belongs to the Section Engineering and Materials)
Symmetry and Asymmetry in Quantum Models
edited by Marek Góźdź and Wenxue Cui
submission deadline 31 Mar 2026 | 1 articles | Viewed by 567 | Submission Open
Keywords: gauge field theory; symmetry breaking; nuclear symmetry; phase transition; entanglement; conservation law; quantum evolution; quantum information
(This special issue belongs to the Section Physics)
Symmetry in Security and Theoretical Computer Science submission deadline 31 Mar 2026 | Viewed by 498 | Submission Open
Keywords: post-quantum cryptography; theoretical computer science; cyber security; efficient implementations of cryptographic schemes; formal analysis; malware analysis
(This special issue belongs to the Section Computer)
Symmetry, Asymmetry, and Anisotropy in the Design and Modeling of Advanced Materials submission deadline 31 Mar 2026 | Viewed by 415 | Submission Open
Keywords: symmetry-driven design; anisotropic materials; multiscale modeling; structural optimization; advanced manufacturing
(This special issue belongs to the Section Engineering and Materials)
Symmetry in Nuclear Physics and Nuclear Astrophysics
edited by Jelena Vesić
submission deadline 31 Mar 2026 | Viewed by 370 | Submission Open
Keywords: nuclear structure; nuclear astrophysics; nuclear models; symmetry violations; nuclear symmetry energy
(This special issue belongs to the Section Physics)
Symmetry/Asymmetry and Autonomous Robotics submission deadline 31 Mar 2026 | Viewed by 243 | Submission Open
Keywords: mobile robot; trajectory prediction; navigation; control system; sensing
(This special issue belongs to the Section Computer)
Innovations in Passive and Active Microwave Circuits for Advanced Communication and Sensing Systems: Exploiting Symmetry for Enhanced Performance submission deadline 31 Mar 2026 | Viewed by 151 | Submission Open
Keywords: passive microwave components; active microwave devices; microwave circuit design; power amplifiers; oscillators; mixers; terahertz (THz) technology; 5G and 6G networks; multi-band circuits; reconfigurable circuits; high-frequency communication; ultra-high-speed systems; radar systems; filters and couplers; antenna design; circuit simulation tools; optimization techniques; advanced sensing applications; wireless communication technologies
(This special issue belongs to the Section Engineering and Materials)
Asymmetric Problems in Computational Mechanics and Their Engineering Applications
edited by Zhanyou Luo, and Man Huang
submission deadline 31 Mar 2026 | Viewed by 97 | Submission Open
Keywords: asymmetric material behaviors; multiphysics coupling; asymmetric boundary conditions; AI algorithms and applications; asymmetry in tunnel engineering; asymmetry in slope stability; asymmetry in foundation pit engineering; structural safety; laboratory testing; numerical simulation
(This special issue belongs to the Section Engineering and Materials)
Symmetry in Computational Intelligence and Data Science
edited by and Jialiang Xie
submission deadline 31 Mar 2026 | Viewed by 93 | Submission Open
Keywords: foundational theories; large language models; artificial general intelligence (AGI); explainable AI (XAI); natural language processing (NLP); machine learning; big data structures; uncertainty theories
(This special issue belongs to the Section Computer)
QCD Matter and Symmetry: Phases, Transitions and Extreme Conditions
edited by and German Lugones
submission deadline 31 Mar 2026 | Viewed by 79 | Submission Open
Keywords: non-Perturbative QCD and effective models; QCD phase diagram; isospin asymmetry/symmetry; chiral symmetry restoration; deconfinement; inhomogeneous phases; magnetized quark matter; anomalous magnetic moment; finite systems; color superconductivity; compact stars: hybrid stars– strange stars; neutron star mergers– cooling-oscillations; dark matter/energy
(This special issue belongs to the Section Physics)
Symmetry/Asymmetry in Sustainable Processes: Waste Valorization and Green Engineering Approaches submission deadline 31 Mar 2026 | Viewed by 78 | Submission Open
Keywords: waste valorization; circular economy; catalysis separation processes; catalyst/sorbent characterisation; green engineering; symmetry/asymmetry; X-ray structures
(This special issue belongs to the Section Chemistry: Symmetry/Asymmetry)
Symmetry and Artificial Intelligence in RF Power Amplifiers: Emerging Trends and Techniques submission deadline 31 Mar 2026 | Viewed by 72 | Submission Open
Keywords: power amplifier; RF/microwave; mm-wave; artificial intelligence; symmetry; MMIC
(This special issue belongs to the Section Engineering and Materials)
Symmetry and Asymmetry Studies in Digital Signals Processing
edited by , and Han Hai
submission deadline 31 Mar 2026 | Viewed by 68 | Submission Open
Keywords: communications; matrix and orthogonal signal processing; coding and detection; intelligent signal processing; biomedical signal processing; machine learning
(This special issue belongs to the Section Computer)
Symmetry in Nuclear and Particle Astrophysics
edited by
submission deadline 31 Mar 2026 | Viewed by 68 | Submission Open
Keywords: astrophysics; astroparticle physics; nuclear astrophysics; dark matter; dark energy; black hole physics; cosmology
(This special issue belongs to the Section Physics)
Symmetry and Control Systems submission deadline 31 Mar 2026 | Viewed by 60 | Submission Open
Keywords: symmetry in control theory; asymmetry in dynamic modeling; cyber– physical and embedded systems; intelligent process automation; mathematical modeling with symmetry; robotic and mechatronic systems; learning-based control; structural optimization; nonlinear and multivariable control
(This special issue belongs to the Section Engineering and Materials)
Latest Advancements in Symmetry and Asymmetry in Robotics and Mechatronics: Highlighting Emerging Trends and Their Intersections with Artificial Intelligence (AI), Machine Learning, Nonlinear Systems, and Control
edited by , , and Jeferson José de Lima
submission deadline 31 Mar 2026 | Viewed by 59 | Submission Open
Keywords: fractional calculus; machine learning; AI; deep learning; engineering and science applications
(This special issue belongs to the Section Engineering and Materials)
Symmetry in Computational Fluid Dynamics (CFD) submission deadline 31 Mar 2026 | Viewed by 56 | Submission Open
Keywords: symmetry in fluid dynamics; computational fluid dynamics (CFD); symmetry-based algorithms; turbulence modeling; aerodynamics and hydrodynamics; renewable energy systems; multiphase flows; symmetry in environmental flows; efficient CFD simulations
(This special issue belongs to the Section Engineering and Materials)
Applications Based on Symmetry in Nanomaterials
edited by
submission deadline 31 Mar 2026 | Viewed by 50 | Submission Open
Keywords: symmetry; nanomaterials; nanostructures; crystallographic symmetry; functional nanomaterials; metamaterials; energy materials; magnetic nanomaterials; optoelectronic properties; structure– property relationships
(This special issue belongs to the Section Engineering and Materials)
Symmetry and Asymmetry in Computer Vision and Pattern Recognition
edited by Li Yuan
submission deadline 31 Mar 2026 | Viewed by 39 | Submission Open
Keywords: symmetry; asymmetry; computer vision; deep learning; pattern recognition; spectral analysis; quality detection; anomaly detection; structural modeling; multimodal fusion
(This special issue belongs to the Section Computer)
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