Special Issues

Crystals 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 polices 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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Advances in Metal Matrix Composites (Second Edition)
edited by
submission deadline 25 Oct 2024 | Viewed by 83 | Submission Open
Keywords: metal matrix composites; additive manufacturing; nanocarbons; spark plasma sintering; powder metallurgy; interface control; strengthening mechanism; mechanical response; functional properties
(This special issue belongs to the Section Crystalline Metals and Alloys)
Physical Phenomena, Microstructures, and Properties Unique to Metal Additive Manufacturing
edited by Saket Thapliyal and Dehao Liu
submission deadline 30 Oct 2024 | Viewed by 112 | Submission Open
Keywords: metal additive manufacturing; solidification; microstructural evolution; mechanical behavior; alloy design; in situ monitoring; machine learning; multi-material printing; process optimization
(This special issue belongs to the Section Crystalline Metals and Alloys)
Laser Surface Modification of Materials
edited by and
submission deadline 31 Oct 2024 | 2 articles | Viewed by 2271 | Submission Open
Keywords: laser surface modification; functional surface; surface microstructure; surface chemistry; surface roughness; surface characterization; laser– material interaction mechanism; wettability; optical property; corrosion; abrasion; mechanical property
(This special issue belongs to the Section Crystalline Metals and Alloys)
Novel ZnO-Based Nanostructures: Synthesis, Characterization and Applications (Volume II) submission deadline 31 Oct 2024 | 1 articles | Viewed by 2116 | Submission Open
Keywords: ZnO nanostructures; synthesis; characterization; photocatalysis; water slitting; water purification; air purification; solar cells; piezoelectric generator; sensing; thermoelectric properties; non-wetting and self-cleaning; antimicrobial; opto-fluidics
(This special issue belongs to the Section Inorganic Crystalline Materials)
Tailoring of Microstructures through Additive Manufacturing
edited by
submission deadline 31 Oct 2024 | 1 articles | Viewed by 1437 | Submission Open
Keywords: sustainability; material design; lightweight construction; anisotropy; inhomogeneity
(This special issue belongs to the Section Inorganic Crystalline Materials)
Key Materials for Superconducting Devices
edited by , Haitao Yang and Gianmarco Bovone
submission deadline 31 Oct 2024 | Viewed by 176 | Submission Open
Keywords: superconductivity; superconducting materials; superconductors; high temperature superconductors (HTS); REBCO; superconducting tapes; Nb3Sn; MgB2; low-temperature superconductors (LTS); iron-based superconductors (IBS); superconducting coils; flux pumps
(This special issue belongs to the Section Hybrid and Composite Crystalline Materials)
Complex Oxide Thin Films
edited by , and Hongguang Wang
submission deadline 31 Oct 2024 | Viewed by 119 | Submission Open
Keywords: complex oxide thin films; novel thin films /membrane; new film growth method; film/substrate interface; physical properties; structural characterization
(This special issue belongs to the Section Inorganic Crystalline Materials)
Grain Boundary Segregation and Complexion Formation
edited by Tianjiao Lei and
submission deadline 31 Oct 2024 | Viewed by 64 | Submission Open
Keywords: grain boundary segregation; grain boundary structure; grain boundary chemistry; complexion transition; amorphous complexions; nanocrystalline alloys; thermal stability
(This special issue belongs to the Section Crystal Engineering)
Recent Advances in Silicon Nitride and Silicon-Rich Nitride as a Photonic Platform
edited by Andrew Grieco and Diederik Sybolt Wiersma
submission deadline 31 Oct 2024 | Viewed by 56 | Submission Open
Keywords: silicon nitride; silicon-rich nitride; nonlinear optics; optical modulators; frequency combs
Synthesis and Crystal Structure of Rare-Earth Metal Compounds
edited by
submission deadline 31 Oct 2024 | Viewed by 44 | Submission Open
Keywords: synthesis; crystal structure; luminescence; magnetism; catalysts; optical properties
New Advances in Protein Crystallography submission deadline 10 Nov 2024 | 1 articles | Viewed by 1160 | Submission Open
Keywords: protein crystallography; X-ray diffraction; cryo-EM; NMR; phasing methods; crystal structure determination; computational modeling; artificial intelligence; integrative structural biology
(This special issue belongs to the Section Biomolecular Crystals)
Advanced Research of Graphene Oxide-Based Materials for Catalysis
edited by and Ivalina Trendafilova
submission deadline 10 Nov 2024 | Viewed by 324 | Submission Open
Keywords: synthesis or growth of graphene-based materials; characterization of graphene-based materials; theoretical models; graphene-based materials in energy applications; graphene-based materials in catalysis
(This special issue belongs to the Section Inorganic Crystalline Materials)
Microstructure Evolution and Deformation Mechanisms in Lightweight Alloys
edited by Song Tang, Yuze Li, Zongde Kou and
submission deadline 10 Nov 2024 | Viewed by 239 | Submission Open
Keywords: magnesium alloys; aluminium alloys; titanium alloys; microstructure evolution; plastic deformation
(This special issue belongs to the Section Crystalline Metals and Alloys)
Advanced Technologies for Protein Crystal Optimization and Delivery of Protein Crystals
edited by and Hévila Brognaro
submission deadline 10 Nov 2024 | Viewed by 119 | Submission Open
Keywords: distinct crystals growth; in-vivo crystallization; crystal nucleation and liquid dense protein clusters; crystal growth for neutron diffraction; external electrical and magnetic fields; microgravity crystallization; mass transport in crystallization; in situ analysis of crystals; in situ optimization of crystals; physicochemical characterization of crystals; scoring crystal suspensions; instrument and software development; crystal delivery for XFEL and synchrotron radiation sources
(This special issue belongs to the Section Biomolecular Crystals)
Structure and Properties of Piezoelectric Single Crystals
edited by Chengpeng Hu
submission deadline 10 Nov 2024 | Viewed by 107 | Submission Open
Keywords: structural characterization; dielectric properties; piezoelectric properties; ferroelectric properties; Raman analysis; actuators; piezoelectric analysis based on defect theory; thermodynamic and kinetic studies of piezoelectric; including theory; experiment; modeling; and simulation; X-ray diffraction; including the rocking curve
(This special issue belongs to the Section Polycrystalline Ceramics)
Reviews in Liquid Crystals submission deadline 15 Nov 2024 | 4 articles | Viewed by 6158 | Submission Open
Keywords: computer-aided molecular design; synthesis and characterization; the alignment of liquid crystals; macroscopic and microscopic properties; phase structure and phase transitions; electro- and thermooptical effects; display device architecture; polymeric and biological liquid crystals; the theory of liquid crystals; ferroelectric and antiferroelectric liquid crystals
(This special issue belongs to the Section Liquid Crystals)
Crystal Structure and Dielectric Properties of Ceramics
edited by Gang Wang and Jie Li
submission deadline 15 Nov 2024 | 1 articles | Viewed by 634 | Submission Open
Keywords: ceramics; dielectric properties; crystal structure; synthesis and preparation of ceramics; theoretical Investigations; simulations and modeling; applications of ceramics
(This special issue belongs to the Section Polycrystalline Ceramics)
Emerging Topics of High-Performance Alloys (2nd Edition)
edited by , Chau-Yi Tsai, and
submission deadline 18 Nov 2024 | Viewed by 75 | Submission Open
Keywords: smart materials; high-performance alloys; shape memory alloys; high entropy alloys; high-strength aluminum alloys; mechanical property; microstructure characterization
(This special issue belongs to the Section Crystalline Metals and Alloys)
Exploring the Frontier of MOFs through Crystallographic Studies submission deadline 20 Nov 2024 | 1 articles | Viewed by 1286 | Submission Open
Keywords: X-ray diffraction; crystallography; metal– organic frameworks; topological studies; structural proprieties; new techniques; characterization; rational design
(This special issue belongs to the Section Crystalline Metals and Alloys)
Microstructure and Mechanical Properties of Welding Joints
edited by Hong Bian, Danyang Lin and
submission deadline 20 Nov 2024 | 1 articles | Viewed by 1014 | Submission Open
Keywords: microstructure characterization; process optimization; mechanical properties; laser welding; friction stir welding; brazing; finite element simulation; electron beam welding; ultrasonic welding; hybrid welding; metallurgical bond; advanced materials
(This special issue belongs to the Section Inorganic Crystalline Materials)
Advanced Research on Metal Phosphate Materials for Supercapacitor and Sensing Applications submission deadline 20 Nov 2024 | Viewed by 614 | Submission Open
Keywords: supercapacitor; thin films; transition metal phosphate; solid-state device; electrochemical characterizations
(This special issue belongs to the Section Inorganic Crystalline Materials)
Syntheses, Characterizations and Reactivities of Heterogeneous Catalysts: From Fundamentals to Materials
edited by , Xiao Zhao and Chunyan Shang
submission deadline 20 Nov 2024 | Viewed by 248 | Submission Open
Keywords: catalyst design; heterogeneous catalysis; interfacial microenvironment; regulation of catalytic active centers; reaction kinetics; in situ techniques; theoretical studies
(This special issue belongs to the Section Materials for Energy Applications)
Additive and Subtractive Manufacturing of Metallic Materials: Process-Structure-Property-Performance Relationships
edited by , Asad Waqar Malik and
submission deadline 20 Nov 2024 | Viewed by 213 | Submission Open
Keywords: additive manufacturing; subtractive manufacturing; in situ monitoring and feedback; physics-based and data-driven modelling
(This special issue belongs to the Section Crystalline Metals and Alloys)
Simulation of Abrasive Processes for Crystalline Materials by Means of Molecular Dynamics and Multiscale Methods submission deadline 20 Nov 2024 | Viewed by 171 | Submission Open
Keywords: abrasive processes  ; simulation; molecular dynamics; meshless methods; multiscale methods
(This special issue belongs to the Section Inorganic Crystalline Materials)
Recent Advances in Additive Manufacturing of Metallic Materials: Characterization, Properties, and Modeling
edited by Yaojia Ren and
submission deadline 20 Nov 2024 | Viewed by 150 | Submission Open
Keywords: metal additive manufacturing; modeling; microstructure characterization; mechanical properties
(This special issue belongs to the Section Crystalline Metals and Alloys)
Growth and Properties of Photovoltaic Materials
edited by Mahmoud H. Hammouri and
submission deadline 20 Nov 2024 | Viewed by 145 | Submission Open
Keywords: photovoltaic materials; solar energy; crystal growth; semiconductor properties; energy conversion
(This special issue belongs to the Section Materials for Energy Applications)
Crystal Structures and Magnetic Interactions of Magnetic Materials
edited by Alina Crisan
submission deadline 20 Nov 2024 | Viewed by 81 | Submission Open
Keywords: RE-free nanocomposite magnets; hard– soft exchange coupling; magnetic stability; structural phase transformation; L10 phase; ferromagnetism; antiferromagnetism; soft magnetic materials; hard magnets; magnetocaloric materials; functional magnetic materials; magnetocaloric; magnetoelastic; multiferroic materials
(This special issue belongs to the Section Inorganic Crystalline Materials)
Crystallization and Purification
edited by Kangli Li, and Keke Zhang
submission deadline 20 Nov 2024 | Viewed by 59 | Submission Open
Keywords: crystallization technology; separation and purification; polymorph regulation; crystal habit
(This special issue belongs to the Section Industrial Crystallization)
Microstructure and Properties of Steels and Other Structural Alloys, Second Edition
edited by
submission deadline 25 Nov 2024 | Viewed by 119 | Submission Open
Keywords: steels and structural alloys; material characterization; phase transformations; mechanical properties; heat-resistant alloys; phase transformations; thermodynamic simulations; microstructure– property relationship; material design and development
(This special issue belongs to the Section Crystalline Metals and Alloys)
New Trends in Magnetic, Dielectric, Electrical, Optical, and Thermal Properties of Crystalline Materials submission deadline 27 Nov 2024 | 1 articles | Viewed by 212 | Submission Open
Keywords: metals and alloys; crystalline materials; nanocrystalline; structural properties; magnetic properties; dielectric properties; electrical properties; optical properties; thermal properties; powder metallurgy; mechanical alloying
(This special issue belongs to the Section Crystalline Metals and Alloys)
Optoelectronics of Thin Films and Nanoparticles (2nd Edition) submission deadline 29 Nov 2024 | Viewed by 126 | Submission Open
Keywords: nanoparticles synthesis; liquid crystals; crystalline supramolecular polymers; electrochromism; non-linear optical properties; metals oxides; optoelectronic devices; advanced nanomaterials; photoconductive materials; characterization of optoelectronic materials
(This special issue belongs to the Section Materials for Energy Applications)
Young Crystallographers Across Europe submission deadline 30 Nov 2024 | 4 articles | Viewed by 7081 | Submission Open
Keywords: young crystallographers; crystallography; structural investigation
Advances of High Entropy Alloys
edited by and
submission deadline 30 Nov 2024 | 3 articles | Viewed by 5405 | Submission Open
Keywords: high entropy alloys; corrosion-resistant properties; mechanical properties; microstructures; anti-oxidation properties; passivation properties; electrochemical properties
(This special issue belongs to the Section Crystalline Metals and Alloys)
Photocatalytic Materials: New Perspectives and Challenges
edited by Kai Yu, Yue Chang and Minmin Han
submission deadline 30 Nov 2024 | 3 articles | Viewed by 3518 | Submission Open
Keywords: novel semiconductor photocatalyst; nanostructure photocatalyst; photoanode materials and photocathode materials; machine learning for photocatalysts; heterojunction photocatalyst; photocatalytic biomass conversion; photocatalytic CO2 reduction; photoelectrochemical behavior and performance; photocatalytic degradation; photocatalytic water treatment; photo(electro)catalytic hydrogen generation; photocatalytic nitrogen fixation
(This special issue belongs to the Section Materials for Energy Applications)
Heterocyclic Organic Compounds: Crystal Structure and Their Properties submission deadline 30 Nov 2024 | 1 articles | Viewed by 549 | Submission Open
Keywords: heterocyclic compounds; biological activity; crystal structure; multicomponent reactions; new methodologies
(This special issue belongs to the Section Organic Crystalline Materials)
Precision and Ultra-Precision Machining for Ceramics and Composite Materials
edited by , , Li Ming and
submission deadline 30 Nov 2024 | Viewed by 214 | Submission Open
Keywords: grinding; tool making; ultrasonic-assisted grinding; green and efficient milling; additive manufacturing; hybrid additive/subtractive manufacturing
Additive Manufacturing: State-of-the-Art 2024
edited by C. Suryanarayana and
submission deadline 10 Dec 2024 | 2 articles | Viewed by 2842 | Submission Open
Keywords: alloy design for additive manufacturing; in-situ process monitoring; process optimization; big data analysis on additive manufacturing processes; machine learning/artificial intelligence; materials characterization and testing; process modeling/simulation; additive manufacturing; alloy design; process modeling; process optimization; materials characterization; materials testing
(This special issue belongs to the Section Crystalline Metals and Alloys)
Magnetoelectric Materials and Their Application
edited by Deepak Patil
submission deadline 10 Dec 2024 | Viewed by 678 | Submission Open
Keywords: multiferroic materials; magnetoelectric composites; magnetoelectric thin and thick films; magnetostrictive materials; piezoelectric materials; magnetic energy harvesters; magnetic field sensors; magnetoelectric memories; ceramic technology; polymer composites; nano-magnetoelectric composites; interface coupling
(This special issue belongs to the Section Materials for Energy Applications)
Advances in New Multifunctional Hard Materials
edited by Tomas Soria-Biurrun, María de Nicolás Morillas, and
submission deadline 15 Dec 2024 | Viewed by 181 | Submission Open
Keywords: alternative metallic binders; alternative ceramic phases; additive manufacturing; conventional proccesing; microstructural characterization; mechanical properties
(This special issue belongs to the Section Crystalline Metals and Alloys)
Development of Light Alloys and Their Applications
edited by Hua Qian Ang, Gulshan Kumar and
submission deadline 15 Dec 2024 | Viewed by 95 | Submission Open
Keywords: light alloys; aluminium alloys; magnesium alloys; titanium alloys; deformation behaviour; alloy and development; metallurgy; material characterization
(This special issue belongs to the Section Crystalline Metals and Alloys)
Synthesis, Characterizations and Applications of Atomically Precise Nanomaterials
edited by and Longlong Geng
submission deadline 15 Dec 2024 | Viewed by 54 | Submission Open
Keywords: nanoclusters; nanostructures; catalysis; single crystal X-ray diffraction; crystal growth
Polycrystalline Materials—from Microstructure Characterization to Applications submission deadline 20 Dec 2024 | 1 articles | Viewed by 1688 | Submission Open
Keywords: polycrystalline materials; microstructural analysis; polycrystalline thin films; solvothermal synthesis; mechanism; model; performance characterization; preparation methods; porous materials; magnetic materials; covalent organometallic frameworks; post-synthesis of porous materials; morphology tuning; processing of polycrystalline materials; high surface area materials; supramolecular interactions; metal– organic frameworks (MOFs); layered materials; polymers
(This special issue belongs to the Section Crystalline Materials)
Advanced Research of Silicon Photonics and Optoelectronics Devices
edited by Nicola Peserico and Martin Thomaschewski
submission deadline 20 Dec 2024 | 1 articles | Viewed by 1093 | Submission Open
Keywords: silicon photonics; optoelectronic devices; photonic integrated circuits; interconnect; optical computing; free-space communications; photonic integration; advanced materials for photonics
(This special issue belongs to the Section Materials for Energy Applications)
The Synthesis and Prospects of Magnetic Materials
edited by Jiayi He, Xuefeng Liao and Jiasheng Zhang
submission deadline 20 Dec 2024 | 1 articles | Viewed by 590 | Submission Open
Keywords: magnetism; magnetic material; magnetic device; micromagnetic simulation; electromagnetic simulation; machine learning
(This special issue belongs to the Section Crystalline Metals and Alloys)
Recent Advances in Metal-Organic Frameworks: Synthesis, Characterization and Application
edited by Sumei Li
submission deadline 20 Dec 2024 | 1 articles | Viewed by 385 | Submission Open
Keywords: metal organic framework; CO2 capture; adsorption; catalysis; sample preparation; sensors
(This special issue belongs to the Section Organic Crystalline Materials)
Advances in Functional Inorganic Materials Prepared by Wet Chemical Methods (Third Edition) submission deadline 20 Dec 2024 | Viewed by 367 | Submission Open
Keywords: multifunctional materials; magnetic materials; ferroelectric materials; piezoelectric materials; optical materials; processing routes; ceramics
(This special issue belongs to the Section Inorganic Crystalline Materials)
Progress and Challenges towards Additive Manufacturing of Structural Materials
edited by , Wencai Li, Pengcheng Zhu and Wangwang Xu
submission deadline 20 Dec 2024 | Viewed by 155 | Submission Open
Keywords: additive manufacturing; defect mechanism; microstructure analysis; mechanical properties; optimization; AM simulation; alloy
(This special issue belongs to the Section Crystalline Metals and Alloys)
Advances in Liquid Crystal Dimers and Oligomers
edited by Sergio Diez Berart and Jordi Sellarés
submission deadline 20 Dec 2024 | Viewed by 131 | Submission Open
Keywords: liquid crystal (LC) dimers; LC oligomers; design; synthesis; simulations; theory; physical characterization; twist-bend nematic; applications
(This special issue belongs to the Section Liquid Crystals)
Advances in Surface Modifications of Metallic Materials
edited by , and Zhengwu Fang
submission deadline 20 Dec 2024 | Viewed by 118 | Submission Open
Keywords: surface modification; severe plastic deformation; coating; microstructure; residual stress; grain size refinement; extreme environment; metallic materials; tribology; corrosion
(This special issue belongs to the Section Crystalline Metals and Alloys)
New Insights into Perovskite Materials: From Fundamental Science to Applications
edited by Tengteng Li, Shiqi Li and
submission deadline 20 Dec 2024 | Viewed by 71 | Submission Open
Keywords: perovskite materials; perovskite solar cells; perovskite light-emitting diodes; perovskite photodetectors; perovskite lasers; perovskite-based new theory; perovskite-based applications
(This special issue belongs to the Section Materials for Energy Applications)
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