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| {{Short description|German scientist}} | |||
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| Prof. Dr. Ralf Riedel (born February 11, 1956 in Dresden) is a German distinguished professor of Materials Science at the Technical University of Darmstadt (TU Darmstadt) in Germany. Renowned for his pioneering contributions to ceramics, polymer-derived ceramics (PDCs), and high-performance materials, Riedel's work has significantly advanced the understanding and application of ceramic materials in diverse fields such as aerospace, automotive, and energy technologies. | |||
| '''Ralf Riedel''' (born February 11, 1956) is a German professor of ] at the ] (TU Darmstadt) in Germany.<ref name=":0">{{Cite web |last=Darmstadt |first=Technical University of |title=Prof. Dr. Ralf Riedel |url=https://www.mawi.tu-darmstadt.de/mr/mr/employees/kontakt_details_113152.en.jsp |access-date=2025-01-05 |website=TU Darmstadt |language=en}}</ref> He is known for his contributions to ceramics, polymer-derived ceramics (PDCs), and high-performance materials, which has advanced the understanding and application of ceramic materials in diverse fields such as aerospace, automotive, and energy technologies.<ref>{{Cite journal |last1=Colombo |first1=Paolo |last2=Mera |first2=Gabriela |last3=Riedel |first3=Ralf |last4=Sorarù |first4=Gian Domenico |date=2010 |title=Polymer-Derived Ceramics: 40 Years of Research and Innovation in Advanced Ceramics |url=https://ceramics.onlinelibrary.wiley.com/doi/abs/10.1111/j.1551-2916.2010.03876.x?utm_source=chatgpt.com |journal=Journal of the American Ceramic Society |language=en |volume=93 |issue=7 |pages=1805–1837 |doi=10.1111/j.1551-2916.2010.03876.x |issn=1551-2916}}</ref> | |||
| == Early life and education == | |||
| Riedel studied chemistry at the ] with his Diploma Thesis concerning "Versuche zur Reduktion von Aldehyden mit weißem Phosphor".<ref name=":0" /><ref name=":1">{{Cite book |url=https://onlinelibrary.wiley.com/doi/book/10.1002/9783527631940 |title=Ceramics Science and Technology |date=2013-08-08 |publisher=Wiley |isbn=978-3-527-31149-1 |editor-last=Riedel |editor-first=Ralf |language=en |doi=10.1002/9783527631940 |editor-last2=Chen |editor-first2=I-Wei}}</ref> From 1984, he pursued a Ph.D. in the field of ] at the University of Stuttgart. In 1986, he graduated with his dissertation {{lang|de|Weißer Phosphor als Edukt für die Synthese phosphororganischer Verbindungen}}.<ref name=":0" /><ref name=":1" /> | |||
| After education, Riedel undertook postdoctoral research at ''Max Planck- Institute for Metals Research, Institute for Materials Research, PML, Stuttgart'', where he expanded his expertise in materials processing and characterization techniques.<ref name=":0" /><ref name=":1" /> Between 1986 and 1992, he worked on his habilitation concerning "Nicht-oxidische Keramiken aus anorganischen Vorstufen" under supervision of Prof. Dr. G. Becker and Prof. F. Aldinger.<ref name=":0" /><ref name=":1" /> | |||
| == Early Education and Studies == | |||
| Ralf Riedel studied chemistry at the University of Stuttgart and concluded with his Diploma Thesis concerning „Versuche zur Reduktion von Aldehyden mit weißem Phosphor“ (supervisor.: Prof. Dr. E. Fluck). | |||
| From 1984 on, Riedel pursued a Ph.D. in the field of Inorganic Chemistry at the University of Stuttgart. In 1986, he graduated with his dissertation „Weißer Phosphor als Edukt für die Synthese phosphororganischer Verbindungen“ under supervision of Prof. Dr. E. Fluck. | |||
| Following his Ph.D., Riedel undertook postdoctoral research at ''Max Planck- Institute for Metals Research, Institute for Materials Research, PML, Stuttgart'', where he expanded his expertise in materials processing and characterization techniques. | |||
| Between 1986 and 1992, he worked on his habilitation concerning "Nicht-oxidische Keramiken aus anorganischen Vorstufen" under supervision of Prof. Dr. G. Becker and Prof. F. Aldinger. | |||
| == Career == | == Career == | ||
| Riedel was establishing and leading the Dispersive Solids Group at the Institute of Materials Science, Technical University of Darmstadt (TU Darmstadt) as professor from 1993 until his retirement in 2022. His research in the Dispersive Solids Group focused on the development of polymer-derived ceramics, high- temperature materials, and functional ceramics for structural and electronic applications.<ref name=":0" /> | |||
| Ralf Riedel's career spans several decades and is marked by groundbreaking contributions to materials science, particularly in the development and application of polymer-derived ceramics (PDCs) as well as high pressure materials synthesis. His work bridges theoretical research and practical applications, impacting industries ranging from aerospace to electronics. Below is a detailed exploration of his professional journey. | |||
| == Academic Appointments and Roles == | |||
| Riedel´s early research focused on developing novel ceramic materials through innovative synthesis routes, laying the groundwork for his future breakthroughs in polymer-derived ceramics. | |||
| Throughout his career, Riedel was fostering a multidisciplinary approach that combines chemistry, engineering, and physics. Highlights of Riedel´s research at the Dispersive Solids Group are as follows: | |||
| 1. Polymer-Derived Ceramics (PDCs): Exploring the transformation of preceramic polymers into advanced ceramic materials for structural and functional applications. | |||
| 2. High-Temperature Materials: Developing ceramics and composites capable of withstanding extreme thermal, mechanical, and chemical conditions. | |||
| 3. Functional Ceramics: Innovating materials with unique electronic, magnetic, and optical properties for next-generation technologies. | |||
| 4. High-Pressure Materials Synthesis: Discovery of Advanced Ceramic Nitrides under extreme temperature and pressure conditions. | |||
| Ralf Riedel's career spans several decades and is marked by contributions to materials science, particularly in the development and application of polymer-derived ceramics (PDCs) as well as high pressure materials synthesis. His work bridges theoretical research and practical applications, impacting industries ranging from aerospace to electronics. Below is a detailed exploration of his professional journey.<ref>{{Cite web |title=Ralf Riedel |url=https://scholar.google.de/citations?hl=en&user=voKsuj0AAAAJ&utm |access-date=2025-01-05 |website=scholar.google.de}}</ref> | |||
| His leadership at TU Darmstadt has attracted numerous talented researchers and fostered collaborations with leading institutions worldwide. Under his guidance, the Dispersive Solids Group has become a global hub for ceramic materials research. | |||
| == Research |
== Research contributions == | ||
| Riedel´s early research focused on developing ceramic materials through innovative synthesis routes, Highlights of Riedel´s research at the Dispersive Solids Group are as follows:<ref>{{Cite web |title=Ralf Riedel: Materials Science H-index & Awards - Academic Profile |url=https://research.com/u/ralf-riedel |access-date=2025-01-05 |website=Research.com |language=en}}</ref> | |||
| === Polymer-Derived Ceramics (PDCs) === | === Polymer-Derived Ceramics (PDCs) === | ||
| Riedel is |
Riedel is known for his work on PDCs. He has developed methods to design ceramics at the molecular level, enabling the production of materials with tailored properties. These advances have applications in high-performance coatings, lightweight structural materials, and energy storage technologies. His research into PDCs has been important in extending their use to fields like aerospace engineering and microelectronics.<ref name=":2">{{Cite journal |last1=Colombo |first1=Paolo |last2=Mera |first2=Gabriela |last3=Riedel |first3=Ralf |last4=Sorarù |first4=Gian Domenico |date=2010 |title=Polymer-Derived Ceramics: 40 Years of Research and Innovation in Advanced Ceramics |url=https://ceramics.onlinelibrary.wiley.com/doi/abs/10.1111/j.1551-2916.2010.03876.x?utm |journal=Journal of the American Ceramic Society |language=en |volume=93 |issue=7 |pages=1805–1837 |doi=10.1111/j.1551-2916.2010.03876.x |issn=1551-2916}}</ref> | ||
| === High-Temperature Ceramics === | === High-Temperature Ceramics === | ||
| Riedel's work on ceramics designed for high-temperature environments |
Riedel's work on ceramics designed for high-temperature environments has advanced the understanding of the thermal stability, creep resistance, and oxidation behavior of ceramics under extreme conditions.<ref>{{Cite journal |last1=Ionescu |first1=Emanuel |last2=Bernard |first2=Samuel |last3=Lucas |first3=Romain |last4=Kroll |first4=Peter |last5=Ushakov |first5=Sergey |last6=Navrotsky |first6=Alexandra |last7=Riedel |first7=Ralf |date=2019 |title=Polymer-Derived Ultra-High Temperature Ceramics (UHTCs) and Related Materials |url=https://onlinelibrary.wiley.com/doi/10.1002/adem.201900269?utm= |journal=Advanced Engineering Materials |language=en |volume=21 |issue=8 |pages=1900269 |doi=10.1002/adem.201900269 |issn=1527-2648}}</ref> | ||
| === Ceramic Composites === | === Ceramic Composites === | ||
| In addition to PDCs, Riedel has contributed to the field of ceramic composites, where he has developed lightweight, high-strength materials by integrating ceramic matrices with other reinforcing materials. These composites are used in applications requiring exceptional mechanical properties, such as turbine blades and wear-resistant components. | In addition to PDCs, Riedel has contributed to the field of ceramic composites, where he has developed lightweight, high-strength materials by integrating ceramic matrices with other reinforcing materials. These composites are used in applications requiring exceptional mechanical properties, such as turbine blades and wear-resistant components.<ref>{{Cite journal |last1=Alvi |first1=Sajid Ali |last2=Akhtar |first2=Farid |date=2018-10-10 |title=High temperature tribology of polymer derived ceramic composite coatings |journal=Scientific Reports |language=en |volume=8 |issue=1 |pages=15105 |doi=10.1038/s41598-018-33441-8 |pmid=30305660 |pmc=6180137 |bibcode=2018NatSR...815105A |issn=2045-2322}}</ref> | ||
| === Sustainability and Green Technologies === | === Sustainability and Green Technologies === | ||
| In recent years, Riedel has focused on using sustainable materials and processes in ceramics manufacturing, contributing to the development of environmentally friendly materials for energy-efficient systems. | In recent years, Riedel has focused on using sustainable materials and processes in ceramics manufacturing, contributing to the development of environmentally friendly materials for energy-efficient systems.<ref>{{Cite web |last=Uniresearch |date=2021-12-07 |title="Si-based polymer-derived ceramics for energy conversion and storage" |url=https://simba-h2020.eu/si-based-polymer-derived-ceramics-for-energy-conversion-and-storage/?utm |access-date=2025-01-05 |website=SIMBA |language=en-US}}</ref> | ||
| == Collaboration with Industry == | == Collaboration with Industry == | ||
| Throughout his career, Riedel has worked closely with industrial partners to ensure the translation of his research into practical applications. He has collaborated with companies in sectors such |
Throughout his career, Riedel has worked closely with industrial partners to ensure the translation of his research into practical applications. He has collaborated with companies in sectors such aerospace, automotive and energy<ref name=":2" /> | ||
| == Awards and honors == | |||
| * Aerospace: Developing heat-resistant materials for spacecraft and turbine engines. | |||
| 1999: Dionyz-Stur-Gold Medal for Merits in Natural Science, Slovak Academy of Science, Bratislava, Slovak Republic | |||
| 2000: Fellow of "The American Ceramic Society" (USA) | |||
| * Automotive: Creating lightweight and durable ceramics for high-performance vehicles. | |||
| 2004: Elected Member of the "World Academy of Ceramics" | |||
| * Energy: Innovating ceramic components for fuel cells and batteries. | |||
| 2005: Nomination as Guest Professor at the Jiangsu University, Zhenjiang, China | |||
| These collaborations have resulted in patents and commercialized products, showcasing the real-world impact of his research. | |||
| 2006: Honorary Doctor (Dr. h. c.) of the Slovak Academy of Sciences, Bratislava, Slovak Republic | |||
| == Leadership and Mentorship == | |||
| As a professor, Riedel has mentored countless students and young researchers, many of whom have gone on to prominent positions in academia and industry. His inclusive and forward-thinking leadership style has cultivated an environment of innovation at TU Darmstadt. Riedel is also a strong advocate for international collaboration, having partnered with research institutions across Europe, North America, and Asia. | |||
| 2009: Honorary Professor (Prof. h. c.) of the Tianjin University, Tianjin, P.R. China | |||
| == Editorial and Advisory Roles == | |||
| Riedel has served on the editorial boards of prestigious journals such as: | |||
| 2011: Edward C. Henry Award of the American Ceramic Society | |||
| 2012: Tammann-Gedenkmünze of the Deutschen Gesellschaft für Materialkunde | |||
| ''Ceramics International (Editor in Chief)'' | |||
| 2013: Fellow of the European Ceramic Society | |||
| ''Nature Portfolio Journal on Advanced Manufacturing'' (Editorial Board) | |||
| 2014 - 2017: Guest Professor at Xiamen University, China | |||
| He has also been an advisor to national and international scientific committees, including programs dedicated to advancing materials science for sustainable development and energy applications. | |||
| 2014: Fellow of the School of Engineering at The University of Tokyo, Japan | |||
| == Legacy and ongoing Work == | |||
| Ralf Riedel's contributions have solidified his position as a global leader in Materials Science. His ongoing work explores the next generation of structural and functional ceramics, including their use in the technology fields of the 21<sup>st</sup> century such as transportation and energy storage and conversion. His career exemplifies the seamless integration of academic research, industrial collaboration, and mentorship, ensuring that his influence will extend well beyond his own scientific contributions. | |||
| 2016: Adjunct Professor at Northwestern Polytechnical University, Xi´an, China | |||
| == Awards and Honors == | |||
| Riedel's outstanding contributions to materials science have been recognized with numerous awards and honors, including: | |||
| 2018: Innovation Talents Award of Shaanxi Province, China (0.5 Mio CNY) | |||
| 1983 Doctoral Fellowship from Max Planck Society, Germany | |||
| 2019: JSPS Fellowship Award for Research, Japan | |||
| 1999 Dionyz-Stur-Gold Medal for Merits in Natural Science, Slovak Academy of Science, Bratislava, Slovak Republic | |||
| 2020: International Ceramics Prize 2020 for "Basic Science" of the World Academy of Ceramics (5.000 €) | |||
| 2000 Fellow of “The American Ceramic Society” (USA) | |||
| 2021: Honorary Professor (Prof. h. c.) of the Xiamen University, Xiamen, P.R. China | |||
| 2004 Elected Member of the “World Academy of Ceramics” | |||
| 2022: Elected Member of the International Institute for the Science of Sintering (IISS), Belgrade, Serbia | |||
| 2005 Nomination as Guest Professor at the Jiangsu University, Zhenjiang, China | |||
| 2006 Honorary Doctor (Dr. h. c.) of the Slovak Academy of Sciences, Bratislava, Slovak Republic | |||
| 2009 Honorary Professor (Prof. h. c.) of the Tianjin University, Tianjin, P.R. China | |||
| 2011 Edward C. Henry Award of the American Ceramic Society | |||
| 2012 Tammann-Gedenkmünze of the Deutschen Gesellschaft für Materialkunde | |||
| 2013 Fellow of the European Ceramic Society | |||
| 2014 - 2017 Guest Professor at Xiamen University, China | |||
| 2014 Fellow of the School of Engineering at The University of Tokyo, Japan | |||
| 2016 Adjunct Professor at Northwestern Polytechnical University, Xi´an, China | |||
| 2018 Innovation Talents Award of Shaanxi Province, China (0.5 Mio CNY) | |||
| 2019 JSPS Fellowship Award for Research, Japan | |||
| 2020 International Ceramics Prize 2020 for “Basic Science” of the World Academy of Ceramics (5.000 €) | |||
| 2021 Honorary Professor (Prof. h. c.) of the Xiamen University, Xiamen, P.R. China | |||
| 2022 Elected Member of the International Institute for the Science of Sintering (IISS), Belgrade, Serbia | |||
| 2022 JECS Trust Award as recognition of ceramists who have made an outstanding contribution to the development of the Journal of the European Ceramic Society by publishing their high‐quality papers in the Journal | |||
| 2022: JECS Trust Award as recognition of ceramists who have made an outstanding contribution to the development of the Journal of the European Ceramic Society by publishing their high‐quality papers in the Journal | |||
| == Activities in Scientific Organizations == | == Activities in Scientific Organizations == | ||
| Ralf Riedel is an active member of several prestigious scientific organizations, including: | Ralf Riedel is an active member of several prestigious scientific organizations, including: | ||
| 1996 - 2001 |
1996 - 2001: European Regional Editor of Applied Organometallic Chemistry | ||
| Since 1999 |
Since 1999: Member of the Advisory Board of the German Society of Materials Science (DGM | ||
| Since 2001-2019 |
Since 2001-2019: Member of the Advisory Board of the „Fraunhofer-Institut für Grenzflächen- und Bioverfahrenstechnik (IGB), Stuttgart | ||
| Since 2001 |
Since 2001: Member of the International Editorial Board of "Ceramics International" | ||
| Since 2002 |
Since 2002: Associate Editor of the "Journal of the American Ceramic Society" | ||
| Since 2003 |
Since 2003: Member of the „International Advisory Board of the Integrated Centre for Advanced Materials and Molecular Science" of the Institute of Inorganic Chemistry of the Slovak Academy of Sciences | ||
| 2005 - 2007 |
2005 - 2007: Member of the Editorial Board of the “Journal of the Ceramic Society of Japan” | ||
| 2005 - 2011 |
2005 - 2011: Coordinator of the DFG-Priority Program (SPP 1181) “Nanoscaled Inorganic Materials by Molecular Design” (NANOMAT) | ||
| 2005 - 2011 |
2005 - 2011: Member of the DFG-Senate Committee on Research Training Groups | ||
| 2006 - 2010 |
2006 - 2010: Elected Member of the Nomination Committee of the World Academy of Ceramics | ||
| Since 2007 |
Since 2007: Member of the Editorial Board of the “Journal of the Chinese Ceramic Society” | ||
| Since 2007 |
Since 2007: Scientific Advisor of the German-Israeli-Foundation for Scientific Research and Development (GIF) | ||
| Since 2011 |
Since 2011: Editor of the Journal of the Ceramic Society of Japan | ||
| Since 01.02.2011 |
Since 01.02.2011: Coordinator of the EU-ITN (Initial Training Network) “FUNEA” (Functional Nitrides for Energy Applications) | ||
| 2014 – 2018 |
2014 – 2018: Elected Member of the Advisory Board of the World Academy of Ceramics | ||
| 2016 – 2021 |
2016 – 2021: Editor-in-Chief of the Journal “Ceramics International” | ||
| Since 2016 |
Since 2016: Member of the Editorial Board of the Journal of Ceramic Science and Technology | ||
| April 2018 – December 2027: Editor in Chief, Journal of the American Ceramic Society | |||
| April 2018 – | |||
| 2020 - 2025: Member of the Intern. Adv. Board of the Inst. of Inorg. Chem., Slovak Academy of Sciences, Bratislava, Slovakia | |||
| December 2027 Editor in Chief, Journal of the American Ceramic Society | |||
| 2020 – 2024: Coordinator of the DFG Graduate School GRK 2561 “MatCom-ComMat: Materials Compounds from Composite Materials for Applications in Extreme Conditions” (Budget: 3 Mio €) | |||
| 2020 - 2025 Member of the Intern. Adv. Board of the Inst. of Inorg. Chem., Slovak Academy of Sciences, Bratislava, Slovakia | |||
| 2021 – 2024: Coordinator of the EU Horizon 2020 Research and Innovation Action (RIA) LC-BAT-8-2020 “Sodium-ion and sodium metal batteries for efficient and sustainable next-generation energy storage” (SIMBA), Budget: 8 Mio € | |||
| 2020 – 2024 Coordinator of the DFG Graduate School GRK 2561 “MatCom-ComMat: Materials Compounds from Composite Materials for Applications in Extreme Conditions” (Budget: 3 Mio €) | |||
| 2022 – 2026: Member of the International Advisory Board of the Center for Advanced Materials Application (CEMEA) of the Slovak Academy of Sciences (SAS) | |||
| 2021 – 2024 Coordinator of the EU Horizon 2020 Research and Innovation Action (RIA) LC-BAT-8-2020 “Sodium-ion and sodium metal batteries for efficient and sustainable next-generation energy storage” (SIMBA), Budget: 8 Mio € | |||
| 2023-2025: Associate Editor ''Nature Portfolio Journal Advanced Manufacturing'' | |||
| 2022 – 2026 Member of the International Advisory Board of the Center for Advanced Materials Application (CEMEA) of the Slovak Academy of Sciences (SAS) | |||
| 2023-2025 Associate Editor ''Nature Portfolio Journal Advanced Manufacturing'' | |||
| He has also served as a consultant for industrial and governmental research programs, ensuring the translation of academic advancements into practical applications. | He has also served as a consultant for industrial and governmental research programs, ensuring the translation of academic advancements into practical applications. | ||
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| 5. Takashi Taniguchi, Dmytro Dzivenko, Ralf Riedel, Thierry Chauyeau, Andreas Zerr, Synthesis of cubic zirconium (IV) nitride, c-Zr<sub>3</sub>N<sub>4</sub>, in the 6-8 GPa pressure region, Ceramics international '''45''' (2019) 20028-20032. | 5. Takashi Taniguchi, Dmytro Dzivenko, Ralf Riedel, Thierry Chauyeau, Andreas Zerr, Synthesis of cubic zirconium (IV) nitride, c-Zr<sub>3</sub>N<sub>4</sub>, in the 6-8 GPa pressure region, Ceramics international '''45''' (2019) 20028-20032. | ||
| 6. Reinold, L.M.; Yamada, Y.; Graczyk-Zajac, M.; Munakata, H.; Kanamura, K.; Riedel, R.; |
6. Reinold, L.M.; Yamada, Y.; Graczyk-Zajac, M.; Munakata, H.; Kanamura, K.; Riedel, R.; "The influence of the pyrolysis temperature on the electrochemical behavior of carbon-rich SiCN polymer-derived ceramics as anode materials in lithium-ion batteries", J. Power Sources '''282''' (2015) 409-415. | ||
| 7. Maged F. Bekheet, Marcus Schwarz, Stefan Lauterbach, Hans-Joachim Kleebe, Peter Kroll, Ralf Riedel, Aleksander Gurlo, "Orthorhombic In2O3: A metastable polymorph of indium sesquioxide", Angew. Chem. Int. Ed. '''52''' (2013) 6531-6535. |
7. Maged F. Bekheet, Marcus Schwarz, Stefan Lauterbach, Hans-Joachim Kleebe, Peter Kroll, Ralf Riedel, Aleksander Gurlo, "Orthorhombic In2O3: A metastable polymorph of indium sesquioxide", Angew. Chem. Int. Ed. '''52''' (2013) 6531-6535. | ||
| 8. S. Sen, S. J. Widgeon, A. Navrotsky, G. Mera, A. Tavakoli, E. Ionescu, R. Riedel, |
8. S. Sen, S. J. Widgeon, A. Navrotsky, G. Mera, A. Tavakoli, E. Ionescu, R. Riedel, "Can carbon substitute for oxygen in silicates in planetary interiors?", Proceedings of the National Academy of Sciences (PNAS) '''110''' (2013) 15904 – 15907. | ||
| 9. E. Horvath-Bordon, R. Riedel, P. F. McMillan, P. Kroll, G. Miehe, P.A. van Aken, A. Zerr, P. Hoppe, O. Shebanova, I. McLaren, S. Lauterbach, E. Kroke, R. Boehler, High-pressure synthesis of crystalline carbon nitride imide, C2N2(NH). Angew. Chem. Int. Ed. '''46''' (2007) 1476. |
9. E. Horvath-Bordon, R. Riedel, P. F. McMillan, P. Kroll, G. Miehe, P.A. van Aken, A. Zerr, P. Hoppe, O. Shebanova, I. McLaren, S. Lauterbach, E. Kroke, R. Boehler, High-pressure synthesis of crystalline carbon nitride imide, C2N2(NH). Angew. Chem. Int. Ed. '''46''' (2007) 1476. | ||
| 10. A. Zerr, G. Miehe, G. Serghiou, M. Schwarz, E. Kroke, R. Riedel, H. Fueß, P. Kroll, R. Boehler, Synthesis of cubic silicon nitride. Nature '''400''' (1999) 340. | 10. A. Zerr, G. Miehe, G. Serghiou, M. Schwarz, E. Kroke, R. Riedel, H. Fueß, P. Kroll, R. Boehler, Synthesis of cubic silicon nitride. Nature '''400''' (1999) 340. | ||
| == References == | == References == | ||
| <!-- Inline citations added to your article will automatically display here. See en.wikipedia.org/WP:REFB for instructions on how to add citations. --> | |||
| {{reflist}}<nowiki>https://www.mawi.tu-</nowiki> darmstadt.de/mr/mr/employees/kontakt_details_113152.en.jsp | |||
| <nowiki>https://simba-h2020.eu/getting-to-know-the-simba-team-tuda_rr/</nowiki> | |||
| {{reflist}} | |||
| <nowiki>https://www.esetscienceaward.sk/en/international-jury/ralf-riedel</nowiki> | |||
| {{DEFAULTSORT:Riedel, Ralf}} | |||
| <nowiki>https://ecers.org/uploads/FELLOWS/2013/R%20Riedel%20Fellow%202013.pdf</nowiki> | |||
| ] | |||
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| ] | |||
| {{Improve categories|date=January 2025}} | |||
| <nowiki>https://research.com/u/ralf-riedel</nowiki> | |||
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Revision as of 17:46, 7 January 2025
German scientistRalf Riedel (born February 11, 1956) is a German professor of Materials Science at the Technical University of Darmstadt (TU Darmstadt) in Germany. He is known for his contributions to ceramics, polymer-derived ceramics (PDCs), and high-performance materials, which has advanced the understanding and application of ceramic materials in diverse fields such as aerospace, automotive, and energy technologies.
Early life and education
Riedel studied chemistry at the University of Stuttgart with his Diploma Thesis concerning "Versuche zur Reduktion von Aldehyden mit weißem Phosphor". From 1984, he pursued a Ph.D. in the field of Inorganic Chemistry at the University of Stuttgart. In 1986, he graduated with his dissertation Weißer Phosphor als Edukt für die Synthese phosphororganischer Verbindungen.
After education, Riedel undertook postdoctoral research at Max Planck- Institute for Metals Research, Institute for Materials Research, PML, Stuttgart, where he expanded his expertise in materials processing and characterization techniques. Between 1986 and 1992, he worked on his habilitation concerning "Nicht-oxidische Keramiken aus anorganischen Vorstufen" under supervision of Prof. Dr. G. Becker and Prof. F. Aldinger.
Career
Riedel was establishing and leading the Dispersive Solids Group at the Institute of Materials Science, Technical University of Darmstadt (TU Darmstadt) as professor from 1993 until his retirement in 2022. His research in the Dispersive Solids Group focused on the development of polymer-derived ceramics, high- temperature materials, and functional ceramics for structural and electronic applications.
Ralf Riedel's career spans several decades and is marked by contributions to materials science, particularly in the development and application of polymer-derived ceramics (PDCs) as well as high pressure materials synthesis. His work bridges theoretical research and practical applications, impacting industries ranging from aerospace to electronics. Below is a detailed exploration of his professional journey.
Research contributions
Riedel´s early research focused on developing ceramic materials through innovative synthesis routes, Highlights of Riedel´s research at the Dispersive Solids Group are as follows:
Polymer-Derived Ceramics (PDCs)
Riedel is known for his work on PDCs. He has developed methods to design ceramics at the molecular level, enabling the production of materials with tailored properties. These advances have applications in high-performance coatings, lightweight structural materials, and energy storage technologies. His research into PDCs has been important in extending their use to fields like aerospace engineering and microelectronics.
High-Temperature Ceramics
Riedel's work on ceramics designed for high-temperature environments has advanced the understanding of the thermal stability, creep resistance, and oxidation behavior of ceramics under extreme conditions.
Ceramic Composites
In addition to PDCs, Riedel has contributed to the field of ceramic composites, where he has developed lightweight, high-strength materials by integrating ceramic matrices with other reinforcing materials. These composites are used in applications requiring exceptional mechanical properties, such as turbine blades and wear-resistant components.
Sustainability and Green Technologies
In recent years, Riedel has focused on using sustainable materials and processes in ceramics manufacturing, contributing to the development of environmentally friendly materials for energy-efficient systems.
Collaboration with Industry
Throughout his career, Riedel has worked closely with industrial partners to ensure the translation of his research into practical applications. He has collaborated with companies in sectors such aerospace, automotive and energy
Awards and honors
1999: Dionyz-Stur-Gold Medal for Merits in Natural Science, Slovak Academy of Science, Bratislava, Slovak Republic
2000: Fellow of "The American Ceramic Society" (USA)
2004: Elected Member of the "World Academy of Ceramics"
2005: Nomination as Guest Professor at the Jiangsu University, Zhenjiang, China
2006: Honorary Doctor (Dr. h. c.) of the Slovak Academy of Sciences, Bratislava, Slovak Republic
2009: Honorary Professor (Prof. h. c.) of the Tianjin University, Tianjin, P.R. China
2011: Edward C. Henry Award of the American Ceramic Society
2012: Tammann-Gedenkmünze of the Deutschen Gesellschaft für Materialkunde
2013: Fellow of the European Ceramic Society
2014 - 2017: Guest Professor at Xiamen University, China
2014: Fellow of the School of Engineering at The University of Tokyo, Japan
2016: Adjunct Professor at Northwestern Polytechnical University, Xi´an, China
2018: Innovation Talents Award of Shaanxi Province, China (0.5 Mio CNY)
2019: JSPS Fellowship Award for Research, Japan
2020: International Ceramics Prize 2020 for "Basic Science" of the World Academy of Ceramics (5.000 €)
2021: Honorary Professor (Prof. h. c.) of the Xiamen University, Xiamen, P.R. China
2022: Elected Member of the International Institute for the Science of Sintering (IISS), Belgrade, Serbia
2022: JECS Trust Award as recognition of ceramists who have made an outstanding contribution to the development of the Journal of the European Ceramic Society by publishing their high‐quality papers in the Journal
Activities in Scientific Organizations
Ralf Riedel is an active member of several prestigious scientific organizations, including:
1996 - 2001: European Regional Editor of Applied Organometallic Chemistry
Since 1999: Member of the Advisory Board of the German Society of Materials Science (DGM
Since 2001-2019: Member of the Advisory Board of the „Fraunhofer-Institut für Grenzflächen- und Bioverfahrenstechnik (IGB), Stuttgart
Since 2001: Member of the International Editorial Board of "Ceramics International"
Since 2002: Associate Editor of the "Journal of the American Ceramic Society"
Since 2003: Member of the „International Advisory Board of the Integrated Centre for Advanced Materials and Molecular Science" of the Institute of Inorganic Chemistry of the Slovak Academy of Sciences
2005 - 2007: Member of the Editorial Board of the “Journal of the Ceramic Society of Japan”
2005 - 2011: Coordinator of the DFG-Priority Program (SPP 1181) “Nanoscaled Inorganic Materials by Molecular Design” (NANOMAT)
2005 - 2011: Member of the DFG-Senate Committee on Research Training Groups
2006 - 2010: Elected Member of the Nomination Committee of the World Academy of Ceramics
Since 2007: Member of the Editorial Board of the “Journal of the Chinese Ceramic Society”
Since 2007: Scientific Advisor of the German-Israeli-Foundation for Scientific Research and Development (GIF)
Since 2011: Editor of the Journal of the Ceramic Society of Japan
Since 01.02.2011: Coordinator of the EU-ITN (Initial Training Network) “FUNEA” (Functional Nitrides for Energy Applications)
2014 – 2018: Elected Member of the Advisory Board of the World Academy of Ceramics
2016 – 2021: Editor-in-Chief of the Journal “Ceramics International”
Since 2016: Member of the Editorial Board of the Journal of Ceramic Science and Technology
April 2018 – December 2027: Editor in Chief, Journal of the American Ceramic Society
2020 - 2025: Member of the Intern. Adv. Board of the Inst. of Inorg. Chem., Slovak Academy of Sciences, Bratislava, Slovakia
2020 – 2024: Coordinator of the DFG Graduate School GRK 2561 “MatCom-ComMat: Materials Compounds from Composite Materials for Applications in Extreme Conditions” (Budget: 3 Mio €)
2021 – 2024: Coordinator of the EU Horizon 2020 Research and Innovation Action (RIA) LC-BAT-8-2020 “Sodium-ion and sodium metal batteries for efficient and sustainable next-generation energy storage” (SIMBA), Budget: 8 Mio €
2022 – 2026: Member of the International Advisory Board of the Center for Advanced Materials Application (CEMEA) of the Slovak Academy of Sciences (SAS)
2023-2025: Associate Editor Nature Portfolio Journal Advanced Manufacturing
He has also served as a consultant for industrial and governmental research programs, ensuring the translation of academic advancements into practical applications.
Selected Publications
1. Li Lu, Tonghui Wen, Wei Li, Qingbo Wen, Zhaoju Yu, Shasha Tao, Jincan Yang, Yalei Wang, Xingang Luan, Xiang Xiong, Ralf Riedel, Single-source-precursor synthesis of dense monolithic SiC/(Ti0.25Zr0.25Hf0.25Ta0.25)C ceramic nanocomposite with excellent high-temperature oxidation resistance, J. Eur. Ceram. Soc. 44 (2024) 556-609.
2. Honghong Tian, Magdalena Graczyk-Zajac, Alois Kessler, Anke Weidenkaff, Ralf Riedel, Recycling and Reusing of Graphite from Retired Lithium-ion Batteries: A Review, Adv. Mater. 2023, 2308494
3. Liu, Jiongjie; Dong, Changyu; Lu, Xuefeng; Qiao, Zhuhui; Zhou, Feng; Liu, Weimin; Riedel, Ralf, Sn-containing Si3N4-based composites for adaptive excellent friction and wear in a wide temperature range, Journal of the European Ceramic Society, 42 (2022), 913-920.
4. Shrikant Bhat, Leonore Wiehl, Shariq Haseen, Peter Kroll, Konstantin Glazyrin, Philipp Gollé Leidreiter, Ute Kolb, Robert Farla, Jo-Chi Tseng, Emanuel Ionescu, Tomoo Katsura, and Ralf Riedel, A Novel High-Pressure Tin Oxynitride Sn2N2O, Chem. Eur. J. 0.1002/chem. 201904529.
5. Takashi Taniguchi, Dmytro Dzivenko, Ralf Riedel, Thierry Chauyeau, Andreas Zerr, Synthesis of cubic zirconium (IV) nitride, c-Zr3N4, in the 6-8 GPa pressure region, Ceramics international 45 (2019) 20028-20032.
6. Reinold, L.M.; Yamada, Y.; Graczyk-Zajac, M.; Munakata, H.; Kanamura, K.; Riedel, R.; "The influence of the pyrolysis temperature on the electrochemical behavior of carbon-rich SiCN polymer-derived ceramics as anode materials in lithium-ion batteries", J. Power Sources 282 (2015) 409-415.
7. Maged F. Bekheet, Marcus Schwarz, Stefan Lauterbach, Hans-Joachim Kleebe, Peter Kroll, Ralf Riedel, Aleksander Gurlo, "Orthorhombic In2O3: A metastable polymorph of indium sesquioxide", Angew. Chem. Int. Ed. 52 (2013) 6531-6535.
8. S. Sen, S. J. Widgeon, A. Navrotsky, G. Mera, A. Tavakoli, E. Ionescu, R. Riedel, "Can carbon substitute for oxygen in silicates in planetary interiors?", Proceedings of the National Academy of Sciences (PNAS) 110 (2013) 15904 – 15907.
9. E. Horvath-Bordon, R. Riedel, P. F. McMillan, P. Kroll, G. Miehe, P.A. van Aken, A. Zerr, P. Hoppe, O. Shebanova, I. McLaren, S. Lauterbach, E. Kroke, R. Boehler, High-pressure synthesis of crystalline carbon nitride imide, C2N2(NH). Angew. Chem. Int. Ed. 46 (2007) 1476.
10. A. Zerr, G. Miehe, G. Serghiou, M. Schwarz, E. Kroke, R. Riedel, H. Fueß, P. Kroll, R. Boehler, Synthesis of cubic silicon nitride. Nature 400 (1999) 340.
References
- ^ Darmstadt, Technical University of. "Prof. Dr. Ralf Riedel". TU Darmstadt. Retrieved 2025-01-05.
- Colombo, Paolo; Mera, Gabriela; Riedel, Ralf; Sorarù, Gian Domenico (2010). "Polymer-Derived Ceramics: 40 Years of Research and Innovation in Advanced Ceramics". Journal of the American Ceramic Society. 93 (7): 1805–1837. doi:10.1111/j.1551-2916.2010.03876.x. ISSN 1551-2916.
- ^ Riedel, Ralf; Chen, I-Wei, eds. (2013-08-08). Ceramics Science and Technology. Wiley. doi:10.1002/9783527631940. ISBN 978-3-527-31149-1.
- "Ralf Riedel". scholar.google.de. Retrieved 2025-01-05.
- "Ralf Riedel: Materials Science H-index & Awards - Academic Profile". Research.com. Retrieved 2025-01-05.
- ^ Colombo, Paolo; Mera, Gabriela; Riedel, Ralf; Sorarù, Gian Domenico (2010). "Polymer-Derived Ceramics: 40 Years of Research and Innovation in Advanced Ceramics". Journal of the American Ceramic Society. 93 (7): 1805–1837. doi:10.1111/j.1551-2916.2010.03876.x. ISSN 1551-2916.
- Ionescu, Emanuel; Bernard, Samuel; Lucas, Romain; Kroll, Peter; Ushakov, Sergey; Navrotsky, Alexandra; Riedel, Ralf (2019). "Polymer-Derived Ultra-High Temperature Ceramics (UHTCs) and Related Materials". Advanced Engineering Materials. 21 (8): 1900269. doi:10.1002/adem.201900269. ISSN 1527-2648.
- Alvi, Sajid Ali; Akhtar, Farid (2018-10-10). "High temperature tribology of polymer derived ceramic composite coatings". Scientific Reports. 8 (1): 15105. Bibcode:2018NatSR...815105A. doi:10.1038/s41598-018-33441-8. ISSN 2045-2322. PMC 6180137. PMID 30305660.
- Uniresearch (2021-12-07). ""Si-based polymer-derived ceramics for energy conversion and storage"". SIMBA. Retrieved 2025-01-05.
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