Announcements

Catalysts (ISSN: 2073-4344) has launched the Section “Environmental Catalysis” (https://www.mdpi.com/journal/catalysts/sections/environmental_catalysis). This Section aims to cover promising recent research in the field of the development of innovative catalytic materials from their syntheses (powdered or structured catalysts) to their application in model pollutants and in real mixtures of pollutants’ removal from (outdoor and indoor) air, water, and wastewater. Special attention is given to their durability and reusability and to by-products’ formation in the catalytic process.

As open-access publications, you have free and unlimited access to the full text of all of the articles published in our journal. We invite you to read the most highly cited papers published in 2020 below:

1. “Catalytic Hydrogen Production from Methane: A Review on Recent Progress and Prospect”
by Luning Chen et al.
Catalysts 2020, 10(8), 858; https://doi.org/10.3390/catal10080858
Available online: https://www.mdpi.com/2073-4344/10/8/858

2. “Recent Advances on the Rational Design of Non-Precious Metal Oxide Catalysts Exemplified by CuOx/CeO₂ Binary System: Implications of Size, Shape and Electronic Effects on Intrinsic Reactivity and Metal-Support Interactions”
by Michalis Konsolakis et al.
Catalysts 2020, 10(2), 160; https://doi.org/10.3390/catal10020160
Available online: https://www.mdpi.com/2073-4344/10/2/160

3. “A CeO₂ Semiconductor as a Photocatalytic and Photoelectrocatalytic Material for the Remediation of Pollutants in Industrial Wastewater: A Review”
by Elzbieta Kusmierek et al.
Catalysts 2020, 10(12), 1435; https://doi.org/10.3390/catal10121435
Available online: https://www.mdpi.com/2073-4344/10/12/1435

4. “Recent Advances in Non-Precious Transition Metal/Nitrogen-doped Carbon for Oxygen Reduction Electrocatalysts in PEMFCs”
by Meixiu Song et al.
Catalysts 2020, 10(1), 141; https://doi.org/10.3390/catal10010141
Available online: https://www.mdpi.com/2073-4344/10/1/141

5. “Comparative Study of ZnO Thin Films Doped with Transition Metals (Cu and Co) for Methylene Blue Photodegradation under Visible Irradiation”
by William Vallejo et al.
Catalysts 2020, 10(5), 528; https://doi.org/10.3390/catal10050528
Available online: https://www.mdpi.com/2073-4344/10/5/528

6. “Photocatalysis for Organic Wastewater Treatment: From the Basis to Current Challenges for Society”
by Salma Izati Sinar Mashuri et al.
Catalysts 2020, 10(11), 1260; https://doi.org/10.3390/catal10111260
Available online: https://www.mdpi.com/2073-4344/10/11/1260

7. “Particle Number Emissions of a Diesel Vehicle during and between Regeneration Events”
by Barouch Giechaskiel et al.
Catalysts 2020, 10(5), 587; https://doi.org/10.3390/catal10050587
Available online: https://www.mdpi.com/2073-4344/10/5/587

8. “Most Recent Advances in Diesel Engine Catalytic Soot Abatement: Structured Catalysts and Alternative Approaches”
by Eugenio Meloni et al.
Catalysts 2020, 10(7), 745; https://doi.org/10.3390/catal10070745
Available online: https://www.mdpi.com/2073-4344/10/7/745

9. “Toxicity Reduction of Industrial and Municipal Wastewater by Advanced Oxidation Processes (Photo-Fenton, UVC/H₂O₂, Electro-Fenton and Galvanic Fenton): A Review”
by Juan José Rueda-Márquez et al.
Catalysts 2020, 10(6), 612; https://doi.org/10.3390/catal10060612
Available online: https://www.mdpi.com/2073-4344/10/6/612

10. “Heterogeneous Photocatalysis Scalability for Environmental Remediation: Opportunities and Challenges”
by Sherif A. Younis et al.
Catalysts 2020, 10(10), 1109; https://doi.org/10.3390/catal10101109
Available online: https://www.mdpi.com/2073-4344/10/10/1109

11. “Enhanced Photocatalytic Activity of Au/TiO₂ Nanoparticles against Ciprofloxacin”
by Pedro Martins et al.
Catalysts 2020, 10(2), 234; https://doi.org/10.3390/catal10020234
Available online: https://www.mdpi.com/2073-4344/10/2/234

12. “Non-Thermal Plasma Coupled with Catalyst for the Degradation of Water Pollutants: A Review”
by Mariaconcetta Russo et al.
Catalysts 2020, 10(12), 1438; https://doi.org/10.3390/catal10121438
Available online: https://www.mdpi.com/2073-4344/10/12/1438

13. “CeO₂ for Water Remediation: Comparison of Various Advanced Oxidation Processes”
by Roberto Fiorenza et al.
Catalysts 2020, 10(4), 446; https://doi.org/10.3390/catal10040446
Available online: https://www.mdpi.com/2073-4344/10/4/446

14. “The Issue of Soot-Catalyst Contact in Regeneration of Catalytic Diesel Particulate Filters: A Critical Review”
by Luciana Lisi et al.
Catalysts 2020, 10(11), 1307; https://doi.org/10.3390/catal10111307
Available online: https://www.mdpi.com/2073-4344/10/11/1307

15. “Mechanistic Insights for Dry Reforming of Methane on Cu/Ni Bimetallic Catalysts: DFT-Assisted Microkinetic Analysis for Coke Resistance”
by Ahmed Omran et al.
Catalysts 2020, 10(9), 1043; https://doi.org/10.3390/catal10091043
Available online: https://www.mdpi.com/2073-4344/10/9/1043

16. “A Highly Active Au/In₂O₃-ZrO₂ Catalyst for Selective Hydrogenation of CO₂ to Methanol”
by Zhe Lu et al.
Catalysts 2020, 10(11), 1360; https://doi.org/10.3390/catal10111360
Available online: https://www.mdpi.com/2073-4344/10/11/1360

17. “VOC Removal from Manure Gaseous Emissions with UV Photolysis and UV-TiO₂ Photocatalysis”
by Xiuyan Yang et al.
Catalysts 2020, 10(6), 607; https://doi.org/10.3390/catal10060607
Available online: https://www.mdpi.com/2073-4344/10/6/607

18. “A Review on Catalysts Development for Steam Reforming of Biodiesel Derived Glycerol; Promoters and Supports”
by Nasim Ghaffari Saeidabad et al.
Catalysts 2020, 10(8), 910; https://doi.org/10.3390/catal10080910
Available online: https://www.mdpi.com/2073-4344/10/8/910

19. “Pyrolysis of Polyethylene Terephthalate over Carbon-Supported Pd Catalyst”
by Chanyeong Park et al.
Catalysts 2020, 10(5), 496; https://doi.org/10.3390/catal10050496
Available online: https://www.mdpi.com/2073-4344/10/5/496

20. “Analysis of Research Status of CO₂ Conversion Technology Based on Bibliometrics”
by Yi Xing et al.
Catalysts 2020, 10(4), 370; https://doi.org/10.3390/catal10040370
Available online: https://www.mdpi.com/2073-4344/10/4/370

If you are an active researcher in this field and are passionate about participating in cutting-edge research publications, please do not hesitate to contact the Section Managing Editor, Ms. Bella Zhang (bella.zhang@mdpi.com).

Catalysts (ISSN: 2073-4344) has launched the Section “Electrocatalysis” (https://www.mdpi.com/journal/catalysts/sections/electrocatalysis), which aims at publishing original, novel, and high-impact contributions related to this cross-disciplinary field of electrochemistry. This includes corrosion science, electroanalytical sensors, wastewater treatment, electro-organic synthesis, and energy conversion and storage devices.

We welcome you to read the highly cited papers published in 2020 and 2021. As our journal is of open access format, you have free and unlimited access to the full text of all articles published in it.

1. “Electrode Materials for Supercapacitors: A Review of Recent Advances”
by Parnia Forouzandeh et al.
Catalysts 2020, 10(9), 969; https://doi.org/10.3390/catal10090969
Available online: https://www.mdpi.com/2073-4344/10/9/969

2. “Advanced Catalytic Materials for Ethanol Oxidation in Direct Ethanol Fuel Cells”
by Yun Zheng et al.
Catalysts 2020, 10(2), 166; https://doi.org/10.3390/catal10020166
Available online: https://www.mdpi.com/2073-4344/10/2/166

3. “Outlook on the Role of Microbial Fuel Cells in Remediation of Environmental Pollutants with Electricity Generation”
by Asim Ali Yaqoob et al.
Catalysts 2020, 10(8), 819; https://doi.org/10.3390/catal10080819
Available online: https://www.mdpi.com/2073-4344/10/8/819

4. “Electrochemical CO₂ Reduction to CO Catalyzed by 2D Nanostructures”
by Chaitanya B. Hiragond et al.
Catalysts 2020, 10(1), 98; https://doi.org/10.3390/catal10010098
Available online: https://www.mdpi.com/2073-4344/10/1/98

5. “Hydrogen Evolution Reaction-From Single Crystal to Single Atom Catalysts”
by Sanjin J. Gutić et al.
Catalysts 2020, 10(3), 290; https://doi.org/10.3390/catal10030290
Available online: https://www.mdpi.com/2073-4344/10/3/290

6. “Fundamentals of Gas Diffusion Electrodes and Electrolysers for Carbon Dioxide Utilisation: Challenges and Opportunities”
by Sandra Hernandez-Aldave et al.
Catalysts 2020, 10(6), 713; https://doi.org/10.3390/catal10060713
Available online: https://www.mdpi.com/2073-4344/10/6/713

7. “A Zn-Doped Ba0.5Sr0.5Co0.8Fe0.2O3-δ Perovskite Cathode with Enhanced ORR Catalytic Activity for SOFCs”
by Qiannan Zeng et al.
Catalysts 2020, 10(2), 235; https://doi.org/10.3390/catal10020235
Available online: https://www.mdpi.com/2073-4344/10/2/235

8. “A Brief Review of Catalytic Cathode Materials for Na-CO₂ Batteries”
by Dong Sui et al.
Catalysts 2021, 11(5), 603; https://doi.org/10.3390/catal11050603
Available online: https://www.mdpi.com/2073-4344/11/5/603

9. “Recent Advances of First d-Block Metal-Based Perovskite Oxide Electrocatalysts for Alkaline Water Splitting”
by Jian Wang et al.
Catalysts 2020, 10(7), 770; https://doi.org/10.3390/catal10070770
Available online: https://www.mdpi.com/2073-4344/10/7/770

10. “Reduced Graphene Oxide-Supported Pt-Based Catalysts for PEM Fuel Cells with Enhanced Activity and Stability”
by Irina V. Pushkareva et al.
Catalysts 2020, 11(2), 256; https://doi.org/10.3390/catal11020256
Available online: https://www.mdpi.com/2073-4344/11/2/256

11. “Simple Environmentally-Friendly Reduction of 4-Nitrophenol”
by Albert Serrà et al.
Catalysts 2020, 10(4), 458; https://doi.org/10.3390/catal10040458
Available online: https://www.mdpi.com/2073-4344/10/4/458

12. “Activated Carbon/MnO₂ Composites as Electrode for High Performance Supercapacitors”
by Jang Rak Choi et al.
Catalysts 2020, 10(2), 256; https://doi.org/10.3390/catal10020256
Available online: https://www.mdpi.com/2073-4344/10/2/256

13. “Platinum Group Metal-Free Catalysts for Oxygen Reduction Reaction: Applications in Microbial Fuel Cells”
by Maida Aysla Costa de Oliveira et al.
Catalysts 2020, 10(5), 475; https://doi.org/10.3390/catal10050475
Available online: https://www.mdpi.com/2073-4344/10/5/475

14. “Facile Synthesis of Tin Dioxide Nanoparticles for Photocatalytic Degradation of Congo Red Dye in Aqueous Solution”
by Chih Ming Ma et al.
Catalysts 2020, 10(7), 792; https://doi.org/10.3390/catal10070792
Available online: https://www.mdpi.com/2073-4344/10/7/792

15. “Nanostructured β−NiS Catalyst for Enhanced and Stable Electro−oxidation of Urea”
by Tzu-Ho Wu et al.
Catalysts 2020, 10(11), 1280; https://doi.org/10.3390/catal10111280
Available online: https://www.mdpi.com/2073-4344/10/11/1280

If you are an active researcher in the field and are passionate about participating in cutting-edge research publications, please do not hesitate to contact the Section Managing Editor Ms. Maeve Yue (maeve.yue@mdpi.com).

Catalysts (ISSN: 2073-4344) has launched the Section “Computational Catalysis” (https://www.mdpi.com/journal/catalysts/sections/computational_catalysis), which is dedicated to publishing original computational-based investigations within the broad field of catalysis. This includes the development of new computational techniques and screening methods, as well as the rigorous application of current computational tools for discovering new catalysts, reaction mechanisms, or catalytic processes.

We welcome you to read the highly cited papers published in 2020 and 2021. As open access publications, you have free and unlimited access to the full text of all of the articles published in our journal.

1. “Dispersion of Defects in TiO₂ Semiconductor: Oxygen Vacancies in the Bulk and Surface of Rutile and Anatase”
by Mohammadreza Elahifard et al.
Catalysts 2020, 10(4), 397; https://doi.org/10.3390/catal10040397
Available online: https://www.mdpi.com/2073-4344/10/4/397

2. “In Situ Spectroscopic Methods for Electrocatalytic CO₂ Reduction”
by Ali Seifitokaldani et al.
Catalysts 2020, 10(5), 481; https://doi.org/10.3390/catal10050481
Available online: https://www.mdpi.com/2073-4344/10/5/481

3. “Exploring the Mechanism of Catalysis with the Unified Reaction Valley Approach (URVA)—A Review”
by Elfi Kraka et al.
Catalysts 2020, 10(6), 691; https://doi.org/10.3390/catal10060691
Available online: https://www.mdpi.com/2073-4344/10/6/691

4. “Trends and Outlook of Computational Chemistry and Microkinetic Modeling for Catalytic Synthesis of Methanol and DME”
by Myung-June Park et al.
Catalysts 2020, 10(6), 655; https://doi.org/10.3390/catal10060655
Available online: https://www.mdpi.com/2073-4344/10/6/655

5. “The Effects of the Metal Ion Substitution into the Active Site of Metalloenzymes: A Theoretical Insight on Some Selected Cases”
by Tiziana Marino et al.
Catalysts 2020, 10(9), 1038; https://doi.org/10.3390/catal10091038
Available online: https://www.mdpi.com/2073-4344/10/9/1038

6. “A Review: Scanning Electrochemical Microscopy (SECM) for Visualizing the Real-Time Local Catalytic Activity”
by Tzu-En Lin et al.
Catalysts 2021, 11(5), 594; https://doi.org/10.3390/catal11050594
Available online: https://www.mdpi.com/2073-4344/11/5/594

7. “Oxygen Reduction Reaction Catalyzed by Pt₃M (M = 3d Transition Metals) Supported on O-doped Graphene”
by Qingfeng Ge et al.
Catalysts 2020, 10(2), 156; https://doi.org/10.3390/catal10020156
Available online: https://www.mdpi.com/2073-4344/10/2/156

8. “Bioinspired Design and Computational Prediction of SCS Nickel Pincer Complexes for Hydrogenation of Carbon Dioxide”
by Xinzheng Yang et al.
Catalysts 2020, 10(3), 319; https://doi.org/10.3390/catal10030319
Available online: https://www.mdpi.com/2073-4344/10/3/319

9. “Deciphering the Mechanism of Silver Catalysis of “Click” Chemistry in Water by Combining Experimental and MEDT Studies”
by Salah-Eddine Stiriba et al.
Catalysts 2020, 10(9), 956; https://doi.org/10.3390/catal10090956
Available online: https://www.mdpi.com/2073-4344/10/9/956

10. “Influence of Surface Ligands on Charge-Carrier Trapping and Relaxation in Water-Soluble CdSe@CdS Nanorods”
by Maria Wächtler et al.
Catalysts 2020, 10(10), 1143; https://doi.org/10.3390/catal10101143
Available online: https://www.mdpi.com/2073-4344/10/10/1143

If you are an active researcher in the field and are passionate about participating in cutting-edge research publications, please do not hesitate to contact the Section Managing Editor Ms. Carina Liu (carina.liu@mdpi.com).

It is our honor to congratulate the authors of the three articles below, which have been marked as “Highly Cited Papers” according to the Web of Science data! As of January/February 2022, these highly cited papers received enough citations to place them in the top 1% of the academic field of “Chemistry” based on a highly cited threshold for the field and publication year.

1. “C-,N- and S-Doped TiO₂ Photocatalysts: A Review”
by Piątkowska, A.; Janus, M.; Szymański, K.; and Mozia, S.
Catalysts 2021, 11(1), 144; https://doi.org/10.3390/catal11010144

2. “Biocatalysis with Laccases: An Updated Overview”
by Bassanini, I.; Ferrandi, E.E.; Riva, S.; and Monti, D.
Catalysts 2021, 11(1), 26; https://doi.org/10.3390/catal11010026

3. “A Brief Review of Catalytic Cathode Materials for Na-CO₂ Batteries”
by Sui, D.; Chang, M.; Wang, H.; Qian, H.; Yang, Y.; Li, S.; Zhang, Y.; and Song, Y.
Catalysts 2021, 11(5), 603; https://doi.org/10.3390/catal11050603

We would like to congratulate the authors for producing such high-quality papers in Catalysts (ISSN: 2073-4344). You are all welcome to read and share the articles.

Catalysts Editorial Office

The 2021 citation metrics have been released in the Journal Citation Reports (JCR), and we’re pleased to announce the following results for MDPI journals:

For more information on Impact Factors and what it means to index academic journals, please visit our related blog posts.

* Journals given their first Impact Factor in 2022

Source: 2021 Journal Impact Factors, Journal Citation Reports ^TM (Clarivate, 2022)

The Catalysts Editorial Office is pleased to inform you that applications are open for the Topical Advisory Panel. Should you decide to serve on the Topical Advisory Panel, you would be responsible for some of the following tasks, depending on your availability:

• Providing regular reviews of manuscripts;
• Setting up at least one Special Issue in partnership with a senior researcher within two years of your appointment and proposing a detailed strategy plan for the Special Issue (including soliciting papers, promoting the Special Issue, etc.);
• Providing support for Special Issues/Topics related to your expertise when their Guest Editor(s) are not available. This includes Special Issue promotion via social media and giving advice on some scientific matters;
• Promoting our journal at conferences (adding 1–2 slides into your presentation, distributing flyers, recommending the journal to your colleagues, etc.), on social media, and other relevant platforms;
• Working with Editorial Board Members or the Editorial Office to promote high-quality/featured papers (for example, writing summaries or highlights for editor-selected papers).

To qualify as a Topical Advisory Panel Member, applicants must:

• Have expertise and experience in a field related to Catalysts;
• Have completed their Ph.D. within the last approximately 10 years;
• Have published at least 6 papers in the last 5 years as a first author or corresponding author;
• Currently hold an independent research position in academia or at a government institute.

Each year, members’ performance is evaluated, and outstanding members are promoted to the Editorial Board by the Editor-in-Chief. Please visit the following link to submit your application: 
https://www.mdpi.com/journal/catalysts/topical_advisory_panel_application.

Please do not hesitate to contact the Editorial Office (catalysts@mdpi.com) for further details and clarification.

Catalysts Editorial Office

MDPI’s Young Investigator Awards recognize promising junior researchers, acknowledge their contributions, and enhance communication among scientists. We are proud to present the winners for the year 2021 in the “Chemistry & Materials Sciences” category. The winners were selected by the journals’ editors.

We warmly congratulate the awarded Young Investigators for their outstanding contributions.

MDPI will continue to provide support and recognition to the academic community.

Coatings:

• Marta Mohedano, Complutense University of Madrid-UCM, Spain

Materials:

• Edoardo Baldini, Massachusetts Institute of Technology, USA

Magnetochemistry:

• Mauro Perfetti, University of Florence, Italy

Membranes:

• Xu Hou, Xiamen University, China

Molecules:

• Biplab Maji, Indian Institute of Science Education and Research Kolkata, India

Nanomaterials:

• Andres Castellanos-Gomez, Instituto de Ciencia de los Materiales de Madrid, Spain
• Takuya Isono, Hokkaido University, Japan
• Panbo Liu, Northwestern Polytechnical University, China

In order to acknowledge our reviewers, who so generously dedicate their time to reviewing papers and demonstrate diligence, professionalism, and timeliness when reviewing manuscripts, MDPI journals regularly offer outstanding reviewer awards to scholars who participate in the peer-review process.

We are proud to recognize the winners for the year 2021 in the “Chemistry & Materials Sciences” category for their outstanding contributions among extensive competition by presenting them with the Outstanding Reviewer Award.

We would like to take this opportunity to congratulate all the winners on their achievement.

MDPI will continue to provide support and recognition to the academic community.

Catalysts:

• Rahat Javaid, Fukushima Renewable Energy Institute, Japan
• Georgios Bampos, University of Patras, Greece
• Esmail Doustkhah, National Institute for Materials Science (NIMS), Japan
• Pawan Kumar, University of Alberta, Canada

Magnetochemistry:

• Lorenzo Sorace, Università degli Studi di Firenze, Italy

Materials:

• Khaled Giasin, University of Portsmouth, UK
• Oldrich Sucharda, VSB-Technical University of Ostrava, Czech Republic
• Danil Pimenov, South Ural State University, Russia
• Marián Palcut, Slovak University of Technology in Bratislava, Slovakia

Metals:

• Khaled Giasin, University of Portsmouth, UK
• Catalin Pruncu, University of Strathclyde, UK
• Jacek Tomków, Gdańsk University of Technology, Poland
• Alexander Yu Churyumov, National University of Science and Technology (MISiS), Russia
• Hesam Pouraliakbar, Chungnam National University, South Korea

Nanomaterials:

• George Kenanakis, Foundation for Research and Technology-Hellas, Greece
• Goshtasp Cheraghian, Technische Universität Braunschweig, Germany
• Oana Cadar, Research Institute for Analytical Instrumentation, Romania

Polymers:

• Sawsan A. Zaitone, Suez Canal University, Saudi Arabia
• Lucia Baldino, University of Salerno Via Giovanni Paolo II, Fisciano (SA) Italy
• Gyorgy Szekely, University of Manchester, UK
• Bin Jiang, Northeast Agricultural University, China
• Haibao Lu, Harbin Institute of Technology, China

The purpose of our Best Paper Awards is to promote and recognize the most impactful contributions published within MDPI journals.

The editors of each journal carefully selected reviews and research papers through a rigorous judging process based on criteria such as the scientific merit, overall impact, and the quality of presentation of the papers published in the journal last year.

We are honored to present the winners in the “Chemistry & Materials Sciences” category, who were selected amongst the extensive competition, and congratulate the authors for their outstanding scientific publications.

MDPI will continue to provide support and recognition to the academic community.

C — Journal of Carbon Research：

• “Activated Carbons Derived from High-Temperature Pyrolysis of Lignocellulosic Biomass”
  by Cristian I. Contescu, Shiba P. Adhikari, Nidia C. Gallego, Neal D. Evans and Bryan E. Biss
  C 2018, 4(3), 51; doi:10.3390/c4030051

Catalysts:

• “Hydrogen Oxidation on Ni-Based Electrocatalysts: The Effect of Metal Doping”
  by Elena S. Davydova, Jérémie Zaffran, Kapil Dhaka, Maytal Caspary Toroker and Dario R. Dekel
  Catalysts 2018, 8(10), 454; doi:10.3390/catal8100454
• “Photocatalytic Hydrogen Production: Role of Sacrificial Reagents on the Activity of Oxide, Carbon, and Sulfide Catalysts”
  by Vignesh Kumaravel, Muhammad Danyal Imam, Ahmed Badreldin, Rama Krishna Chava, Jeong Yeon Do, Misook Kang and Ahmed Abdel-Wahab
  Catalysts 2019, 9(3), 276; doi:10.3390/catal9030276
• “A General Overview of Support Materials for Enzyme Immobilization: Characteristics, Properties, Practical Utility”
  by Jakub Zdarta, Anne S. Meyer, Teofil Jesionowski and Manuel Pinelo
  Catalysts 2018, 8(2), 92; doi:10.3390/catal8020092
• “Mechanistic Insights into Photodegradation of Organic Dyes Using Heterostructure Photocatalysts”
  by Yi-Hsuan Chiu, Tso-Fu Mark Chang, Chun-Yi Chen, Masato Sone and Yung-Jung Hsu
  Catalysts 2019, 9(5), 430; doi:10.3390/catal9050430

Ceramics:

• “Chemical Preparation Routes and Lowering the Sintering Temperature of Ceramics”
  by Philippe Colomban
  Ceramics 2020, 3(3), 312–339; doi:10.3390/ceramics3030029

Coatings:

• “State of the Art in Directed Energy Deposition: From Additive Manufacturing to Materials Design”
  by Adrita Dass and Atieh Moridi
  Coatings 2019, 9(7), 418; doi:10.3390/coatings9070418
• “Encapsulation of Organic and Perovskite Solar Cells: A Review”
  by Ashraf Uddin, Mushfika Baishakhi Upama, Haimang Yi and Leiping Duan
  Coatings 2019, 9(2), 65; doi:10.3390/coatings9020065
• “Poly (Lactic Acid)/Thermoplastic Starch Films: Effect of Cardoon Seed Epoxidized Oil on Their Chemicophysical, Mechanical, and Barrier Properties”
  by Rosa Turco, Rodrigo Ortega-Toro, Riccardo Tesser, Salvatore Mallardo, Sofia Collazo-Bigliardi, Amparo Chiralt Boix, Mario Malinconico, Massimo Rippa, Martino Di Serio and Gabriella Santagata
  Coatings 2019, 9(9), 574; doi:10.3390/coatings9090574
• “Physical and Morphological Characterization of Chitosan/Montmorillonite Films Incorporated with Ginger Essential Oil”
  by Victor Gomes Lauriano Souza, João Ricardo Afonso Pires, Carolina Rodrigues, Patricia Freitas Rodrigues, Andréia Lopes, Rui Jorge Silva, Jorge Caldeira, Maria Paula Duarte, Francisco Braz Fernandes, Isabel Maria Coelhoso and Ana Luisa Fernando
  Coatings 2019, 9(11), 700; doi:10.3390/coatings9110700
• “Application and Evaluation of a Pectin-Based Edible Coating Process for Quality Change Kinetics and Shelf-Life Extension of Lime Fruit (Citrus aurantifolium)”
  by Neda Maftoonazad and Hosahalli S. Ramaswamy
  Coatings 2019, 9(5), 285; doi:10.3390/coatings9050285

Crystals:

• “Crystal and Magnetic Structures in Layered, Transition Metal Dihalides and Trihalides”
  by Michael A. McGuire
  Crystals 2017, 7(5), 121; doi:10.3390/cryst7050121
• “σ-Hole Interactions: Perspectives and Misconceptions”
  by Peter Politzer and Jane S. Murray
  Crystals 2017, 7(7), 212; doi:10.3390/cryst7070212
• “σ-Hole Interactions of Covalently-Bonded Nitrogen, Phosphorus and Arsenic: A Survey of Crystal Structures”
  by Peter Politzer, Jane S. Murray, Goran V. Janjić and Snežana D. Zarić 
  Crystals 2014, 4(1), 12-31; doi:10.3390/cryst4010012
• “Epitaxial Graphene on SiC: A Review of Growth and Characterization”
  by Gholam Reza Yazdi, Tihomir Iakimov and Rositsa Yakimova
  Crystals 2016, 6(5), 53; doi:10.3390/cryst6050053

Magnetochemistry:

• “A Clock Transition in the Cr₇Mn Molecular Nanomagnet”
  by Charles A. Collett, Kai-Isaak Ellers, Nicholas Russo, Kevin R. Kittilstved, Grigore A. Timco, Richard E. P. Winpenny and Jonathan R. Friedman
  Magnetochemistry 2019, 5(1), 4; doi:10.3390/magnetochemistry5010004
• “A Series of Field-Induced Single-Ion Magnets Based on the Seven-Coordinate Co(II) Complexes with the Pentadentate (N₃O₂) H₂dapsc Ligand”
  by Vyacheslav A. Kopotkov, Denis V. Korchagin, Valentina D. Sasnovskaya, Ildar F. Gilmutdinov and Eduard B. Yagubskii
  Magnetochemistry 2019, 5(4), 58; doi:10.3390/magnetochemistry5040058
• “Magnetic Janus Particles for Static and Dynamic (Bio)Sensing”
  by Susana Campuzano, Maria Gamella, Verónica Serafín, María Pedrero, Paloma Yáñez-Sedeño and José Manuel Pingarrón
  Magnetochemistry 2019, 5(3), 47; doi:10.3390/magnetochemistry5030047

Membranes:

• “Composite Membranes for High Temperature PEM Fuel Cells and Electrolysers: A Critical Review”
  by Xinwei Sun, Stian Christopher Simonsen, Truls Norby and Athanasios Chatzitakis
  Membranes 2019, 9(7), 83; doi:10.3390/membranes9070083

• “Transport Characteristics of Fujifilm Ion-Exchange Membranes as Compared to Homogeneous Membranes AMX and CMX and to Heterogeneous Membranes MK-40 and MA-41”
  by Veronika Sarapulova, Inna Shkorkina, Semyon Mareev, Natalia Pismenskaya, Natalia Kononenko, Christian Larchet, Lasaad Dammak and Victor Nikonenko
  Membranes 2019, 9(7), 84; doi:10.3390/membranes9070084

Nanomaterials:

• “Nanomaterials for the Removal of Heavy Metals from Wastewater”
  by Jinyue Yang, Baohong Hou, Jingkang Wang, Beiqian Tian, Jingtao Bi, Na Wang, Xin Li and Xin Huang
  Nanomaterials 2019, 9(3), 424; doi:10.3390/nano9030424
• “Injectable Alginate-Peptide Composite Hydrogel as a Scaffold for Bone Tissue Regeneration”
  Moumita Ghosh, Michal Halperin-Sternfeld, Itzhak Grinberg and Lihi Adler-Abramovich
  Nanomaterials 2019, 9(4), 497; doi:10.3390/nano9040497
• “Carbon Dots and Graphene Quantum Dots in Electrochemical Biosensing”
  by Susana Campuzano, Paloma Yáñez-Sedeño and José M. Pingarrón
  Nanomaterials 2019, 9(4), 634; doi:10.3390/nano9040634
• “A Smart Nanovector for Cancer Targeted Drug Delivery Based on Graphene Quantum Dots”
  by Daniela Iannazzo, Alessandro Pistone, Consuelo Celesti, Claudia Triolo, Salvatore Patané, Salvatore V. Giofré, Roberto Romeo, Ida Ziccarelli, Raffaella Mancuso, Bartolo Gabriele, Giuseppa Visalli, Alessio Facciolà and Angela Di Pietro
  Nanomaterials 2019, 9(2), 282; doi:10.3390/nano9020282
• “Evolution of Wearable Devices with Real-Time Disease Monitoring for Personalized Healthcare”
  by Kyeonghye Guk, Gaon Han, Jaewoo Lim, Keunwon Jeong, Taejoon Kang, Eun-Kyung Lim and Juyeon Jung
  Nanomaterials 2019, 9(6), 813; doi:10.3390/nano9060813
• “An Ultra-High-Energy Density Supercapacitor; Fabrication Based on Thiolfunctionalized Graphene”
  by Janardhanan. R. Rani, Ranjith Thangavel, Se-I Oh, Yun Sung Lee and Jae-Hyung Jang
  Nanomaterials 2019, 9(2), 148; doi:10.3390/nano9020148

Polymers:

• “The Relationships between the Working Fluids, Process Characteristics and Products from the Modified Coaxial Electrospinning of Zein”
  by Menglong Wang, Tao Hai, Zhangbin Feng, Deng-Guang Yu, Yaoyao Yang and SW Annie Bligh 
  Polymers 2019, 11(8), 1287; doi:10.3390/polym11081287
• “Design of Controlled Release System for Paracetamol Based on Modified Lignin”
  by Mahboubeh Pishnamazi, Hamid Hafizi, Saeed Shirazian, Mario Culebras, Gavin M. Walker and Maurice N. Collins 
  Polymers 2019, 11(6), 1059; doi:10.3390/polym11061059
• “Additive Manufacturing of PLA-Based Composites Using Fused Filament Fabrication: Effect of Graphene Nanoplatelet Reinforcement on Mechanical Properties, Dimensional Accuracy and Texture”
  by Miguel Ángel Caminero, Jesús Miguel Chacón, Eustaquio García-Plaza, Pedro José Núñez, José María Reverte and Jean Paul Becar
  Polymers 2019, 11(5), 799; doi:10.3390/polym11050799
• “Fiber-Reinforced Polymer Composites: Manufacturing, Properties, and Applications”
  by Miguel Ángel Caminero, Jesús Miguel Chacón, ,Eustaquio García-Plaza, Pedro José Núñez, José María Reverte and Jean Paul Becar
  Polymers 2019, 11(10), 1667; doi:10.3390/polym11101667 

We are proud to recognize the winners of MDPI’s 2021 Travel Awards in the “Chemistry & Materials Sciences” category for their outstanding presentations.

MDPI journals regularly offer travel awards to encourage talented junior scientists to present their latest research at academic conferences in specific fields, which helps to increase their influence.

The winners mentioned below were carefully selected by the journal editors based on an outline of their research and the work to be presented at an academic conference.

We would like to warmly congratulate the winners of Travel Awards for the year 2021 and wish them the greatest success with their future research endeavors.

MDPI will continue to enhance communication among scientists.

Crystals:

• Gaojun Mao, Paul Scherrer Institute, Switzerland
• Lidia Bofill Herrera, University of Barcelona, Spain

Gels:

• Demetra Giuri, University of Bologna, Italy
• Martina Genta, Imperial College London, UK

Journal of Functional Biomaterials:

• Anushree Seth, Washington University, USA

Magnetochemistry:

• Fabio Ferreira, University of Coimbra, Portugal
• Giulia Serrano, University of Florence, Italy

Materials：

• Giulia Fredi, University of Trento, Italy
• Mattia Biesuz, Czech Academy of Science, Czech Republic

Metals:

• Adriana Eres-Castellanos, Spanish National Center for Metallurgical Research, Spain
• Pavel Shurkin, National University of Science and Technology, Russia

Nanomaterials:

• Aleksandrs Leitis, École polytechnique fédérale de Lausanne, France
• Ekaterina Kolesova, ITMO, Russia

Separations:

• Christoph Gstoettner, Leiden University Medical Center, the Netherlands