Dr. Öğr. Üyesi
Semih AFYON
Enerji Teknolojileri Enstitüsü
- Telefon
- (262) (262) 605 27 82
- E-Posta
- safyongtu.edu.tr
- Ofis
- H2 Blok, Z10
- Çalışma alanları
- Enerji Depolama, Li-iyon Piller, Katı hal bataryalar, Katı elektrolitler, Na-iyon piller, Kurşun Asit Bataryalar, Nano malzemeler, Grafen Bazlı Malzemeler, Katı hal kimyası
PUBLICATIONS
[1] S. Afyon, K. Kravchyk, S. Wang, J.V.D. Broek, C. Hansel, M. Kovalenko, J.L.M. Rupp, “Building Better All Solid State Batteries with Li-Garnet Solid Electrolytes and Metalloid Anodes”, Journal of Materials Chemistry A, 2019, 37.
[2] C. Zor, M.Somer, S. Afyon, C. Hänsel, J.L.M. Rupp, “LiMg0.1Co0.9BO3” as a Positive Electrode Material for Li-ion Batteries, RSC Advances, 2018, 28, 15773-15779.
[3] R. Pfenninger, S. Afyon, I. Garbayo, M. Struzik, , J.L.M. Rupp, “Lithium Titanate Anode Thin Films for Li‐Ion Solid State Battery Based on Garnets”, Advanced Functional Materials, 2018, 21, 1800879.
[4] S. Afyon, J.V.D. Broek, J.L.M. Rupp, “Interface-Engineered All-Solid-State Li-Ion Batteries Based on Garnet-Type Fast Li+ Conductors”, Advanced Energy Materials, 2016, 1600736, Media Coverage;Yahoo News, ETH News, Materials Today, ChemEurope, etc
[5] S. Afyon, F. Krumeich, J.L.M. Rupp, “A Shortcut to Garnet-type Fast Li-Ion Conductors for All Solid State Batteries”, Journal of Materials Chemistry A, 2015, 3, 18636-18648.;Media Coverage Green Car Congress.
[6] S. Afyon, C. Hänsel, J.L.M. Rupp, “Investigating the All-Solid-State Batteries based on Lithium Garnets and High Potential Cathode-LiMn1.5Ni0.5O4”, Nanoscale, 2016, 43, 18412-18420.
[7] J.V.D. Broek, J.L.M. Rupp, S. Afyon, “Boosting the Electrochemical Performance of Li-Garnet Based All-Solid-State Batteries with Li4Ti5O12 Electrode: Routes to Cheap and Large Scale Ceramic Processing”, Journal of Electroceramics, 2017, 1, 1-7. (Invited, Special Issue)
[8] S. Afyon, F. Krumeich, R. Nesper, “New High Capacity Cathode Materials for Rechargeable Li-ion Batteries: Vanadate-Borate Glasses”, Nature-Scientific Reports,4, 7113. Media Coverage; ETH News, 20 Minuten, Blick am Abend, American Ceramic Society and etc.
[9] S. Afyon, D. Kundu, A. J. Darbandi, H. Hahn, F. Krumeich, R. Nesper, “A Low Dimensional Composite of Hexagonal Lithium Manganase Borate, a Cathode Material for Li-ion Batteries”, Journal of Materias Chemistry, 2014, 2, 18946-18951.
[10] S. Afyon, M. Wörle, R. Nesper,“A New Li-rich Compound Li7Mn(BO3)3 containing Mn2+ in Tetrahedral Coordination – a Cathode Candidate for Li-Ion Batteries”, Angew. Chem. Int. Edit. 2013, 52, 12541-12544 (selected as Hot Paper by the editors).
[11] S. Afyon, C.Mensing, F. Krumeich, R. Nesper, “The Electrochemical Activity for Nano-LiCoBO3 as a Cathode Material for Li-Ion Batteries”, Solid State Ionics 2014, 256, 103-108.
[12] S. Afyon, D. Kundu, F. Krumeich, R. Nesper, “Nano LiMnBO3, a High-Capacity Cathode Material for Li-ion Batteries”, Journal of Power Sources 2013, 224, 145-151
[13] S. Afyon, M. Hagemann, M. Somer, C. Schulze Isfort, Solid State Sciences 2013, 18, 91-97.
[14] S. Afyon, P. Hohn, M. Somer, Z. Anorg. Allg. Chem. 2010, 636, 1301-1306.
[15] S. Afyon, P. Hohn, M. Armbruster, A. Baranov, F. R. Wagner, M. Somer, R. Kniep, Z. Anorg. Allg. Chem. 2006, 632, 1671-1680 (Cover Article)
PATENTS
[1] S. Afyon, R. Nesper, V2O5-LiBO2, V2O5-NiO-LiBO2 glasses and their composites obtained by nitrogen doping and reduced graphite oxide blending as cathode active materials. WO2013132023, 2013.
[2] R. Nesper, S. Afyon, M. D. Wörle, J Gonzales, Transition metal borate comprising cathode for rechargeable battery. WO2011128343, 2011.
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Doktora: Ph.D. in Inorganic Chemistry-Material Science under the supervision of Prof. Dr. Reinhard Nesper, ETH Zurich, Switzerland, 2013.
Development of Novel Borate-Based Positive Electrode Materials for Rechargeable Lithium Batteries. -
Yüksek lisans: M.Sc. in Materials Science and Engineering, Koc University, Istanbul (and University of Texas at Austin), 2009.
Hydrothermal and thermal stability of the flame hydrolytic synthesized TiO2/SiO2 nano-sized composites. - Lisans: B.Sc. with full scholarship, Koc University, Istanbul