Zobrazeno 1 - 10
of 112
pro vyhledávání: '"Mikolaj Szafran"'
Autor:
Michal Kukielski, Weronika Bulejak, Paulina Wiecinska, Leszek Stobinski, Wioleta Slubowska, Mikolaj Szafran
Publikováno v:
Open Ceramics, Vol 9, Iss , Pp 100245- (2022)
Ceramic-graphene composites had been considered very promising for both their conductivity and superior fracture toughness compared to nonreinforced materials. However, agglomeration of graphene flakes occurring during the shaping process causes the
Externí odkaz:
https://doaj.org/article/0c8a9093f7bb43aaa863112dc2b58e9b
Autor:
Weronika Bulejak, Emilia Pawlikowska, Aleksandra Swiderska, Paulina Wiecinska, Sylwester J. Rzoska, Yiting Guo, Jie Xu, Feng Gao, Mikolaj Szafran
Publikováno v:
Open Ceramics, Vol 7, Iss , Pp 100160- (2021)
The paper presents research on ferroelectric ceramic-polymer composites based on barium-strontium titanate and water-thinnable polymeric dispersions, obtained by using tape casting method. Barium strontium titanate with the assumed stoichiometry Ba0,
Externí odkaz:
https://doaj.org/article/557ac976f6084df4a6892755ceb7e040
Autor:
Mikolaj Szafran, Aleksandra Kędzierska-Sar, Julita Smalc-Koziorowska, Stanislaw Gierlotka, Paweł Falkowski
Publikováno v:
Journal of the European Ceramic Society. 41:3527-3534
The preparation process and the properties of Al2O3-W nanocomposites obtained by gelcasting are reported. The novelty of the synthesis path is the formation of nano-tungsten particles in an in situ reduction of water-soluble precursor during pressure
Autor:
Mikolaj Szafran, Changying Wu, Shuyao Cao, Leilei Li, Feng Gao, Jie Xu, Emilia Pawlikowska, Junting Liu
Publikováno v:
Ceramics International. 47:470-478
0.83 Pb(Zr1/2Ti1/2)O3-0.11Pb(Zn1/3Nb2/3)O3-0.06Pb(Ni1/3Nb2/3)O3 (PZNNT) samples with plate-like PbTiO3 (PT) template were prepared using tape casting technology. The microstructure evolution and reaction mechanism between the matrix and PT template w
Autor:
Jia Zhao, Zhuolun Li, Mikolaj Szafran, Xuanyu Meng, Feng Gao, Emilia Pawlikowska, Jiatong Zhu, Jie Xu
Publikováno v:
Journal of Materials Science. 55:15106-15116
In this work, the preparation of foam-gelcasting was simplified with a copolymer of isobutylene and maleic anhydride (Isobam), avoiding the traditional gelling system including many additives such as monomer, cross-linking agent, initiator and cataly
Publikováno v:
Journal of the Korean Ceramic Society. 57:231-245
Herein, we present manifold possibilities of using saccharides and their derivatives in colloidal processing of ceramics. Sugar-based compounds are attractive alternatives for commonly used organic additives, because they are renewable materials, are
Autor:
Mikolaj Szafran, Shuyao Cao, Qian Chen, Leilei Li, Feng Gao, Jie Xu, Haixue Yan, Emilia Pawlikowska, Junting Liu, Michael J. Reece
Publikováno v:
Ceramics International. 46:180-185
A sample of 0.83Pb(Zr0.5Ti0.5)O3-0.11Pb(Zn1/3Nb2/3)O3-0.06Pb(Ni1/3Nb2/3)O3 (PZNNT) to which MnO2 was added, with a high mechanical quality factor (Qm) and a good transduction coefficient (d33×g33), were systematically investigated. Based on the SEM
Autor:
Jie Xu, Qian Chen, Shuyao Cao, Leilei Li, Jihong Zhu, Yiting Guo, Mikolaj Szafran, Tong Gao, Feng Gao, Junting Liu, Emilia Pawlikowska, Guanghua Cheng
Publikováno v:
Journal of the European Ceramic Society. 39:5260-5266
Transparent KSr2Nb5O15 (KSN) lead-free ferroelectric ceramics have been synthesized via modified pressureless sintering method. A significant photochromic effect was observed for the transparent KSN ceramics prepared without rare-earth dopant modific
Autor:
Feng Gao, Yiting Guo, Qian Chen, Jie Xu, Guanghua Cheng, Changying Wu, Shuyao Cao, Mikolaj Szafran, Emilia Pawlikowska
Publikováno v:
Journal of the American Ceramic Society. 103:1912-1926
Autor:
Shuyao Cao, Mikolaj Szafran, Jie Xu, Junting Liu, Emilia Pawlikowska, Feng Gao, Qian Chen, Leilei Li
Publikováno v:
Journal of Alloys and Compounds. 806:378-385
Novel plate-like B-site complex Bi4(ZrxTi1-x)3O12 microcrystals consisted with both (Bi2O2)2+ layer and Zr4+substituted [Bi2Ti3O10]2- blocks have been synthesized through molten salt method. With the increase of Zr4+ content, the lattice constant of