Zobrazeno 1 - 10
of 438
pro vyhledávání: '"Xiang Ming Chen"'
Publikováno v:
Journal of Materiomics, Vol 10, Iss 1, Pp 145-153 (2024)
Hybrid improper ferroelectricity has been extensively reported through theoretical prediction and experimental investigation in the oxides with Ruddlesden-Popper (R–P) structures. However, the experimentally reported ferroelectric materials based o
Externí odkaz:
https://doaj.org/article/0e927dee02e14e8c98d61df2b10e6306
Publikováno v:
Journal of Materiomics, Vol 9, Iss 5, Pp 980-983 (2023)
Externí odkaz:
https://doaj.org/article/910088e1a36744a78c66eeef24345118
Dielectric and ferroelectric characteristics of Ba(Ti0.25Zr0.25Hf0.25Sn0.25)O3 high-entropy ceramics
Publikováno v:
Journal of Materiomics, Vol 9, Iss 4, Pp 634-641 (2023)
Ba(Ti0.25Zr0.25Hf0.25Sn0.25)O3 high-entropy ceramics were prepared by a standard solid state reaction process, and the dielectric and ferroelectric characteristics were investigated together with the structures. Both X-ray diffraction (XRD) and energ
Externí odkaz:
https://doaj.org/article/ca5e1aef13f54d00a0512d0ca2fa3f57
Publikováno v:
Journal of Materiomics, Vol 8, Iss 4, Pp 815-822 (2022)
Ordered domain engineering has been further developed for modifying and improving physical properties in complex perovskite ceramics. In the present work, Ba(Ni1/3Nb2/3)O3 ceramic is taken as a typical example for ordered domain engineering, in which
Externí odkaz:
https://doaj.org/article/9b56f88767984c6c846e8f17727e3d62
Publikováno v:
Journal of Materiomics, Vol 7, Iss 5, Pp 1094-1102 (2021)
The variation of dielectric, ferroelectric and piezoelectric characteristics of BaZrO3–modified (Ba0.85Ca0.15)TiO3 ceramics, (1-x)(Ba0.85Ca0.15)TiO3-xBaZrO3, have been investigated together with the structure evolution. The crystal structure at roo
Externí odkaz:
https://doaj.org/article/dbca493496f14c2386e32cbdd2fe6064
Publikováno v:
Journal of Materiomics, Vol 7, Iss 5, Pp 967-975 (2021)
BiFeO3 has been recognized as one of the most important room-temperature single-phase multiferroic materials, but it still suffers from several drawbacks especially the weak magnetoelectric coupling. In the present work, the electric-field-controlled
Externí odkaz:
https://doaj.org/article/15a225c231dc4f56b656a2ede282df53
Publikováno v:
Journal of Materiomics, Vol 7, Iss 1, Pp 1-7 (2021)
BaTiO3-epoxy dielectric composites were prepared by curing the liquid epoxy monomer that infiltrated into the partially-sintered BaTiO3 porous ceramics. The BaTiO3 volume fraction of the composites maintained around 58.6% with increasing the sinterin
Externí odkaz:
https://doaj.org/article/f4b1185b045a471b8ee57aa744b59bac
Publikováno v:
Journal of Materiomics, Vol 6, Iss 2, Pp 233-239 (2020)
With the rapid development of mobile communication technology towards 5G and 6G, the microwave dielectric materials with ultra-low permittivity and ultra-high Qf value are urgently demanded. Here, the excellent microwave dielectric properties are rep
Externí odkaz:
https://doaj.org/article/14df40fef08c465596ff3949ca0ee5e1
Publikováno v:
Nature Communications, Vol 8, Iss 1, Pp 1-11 (2017)
Magnetically-driven ferroelectricity holds the key for novel multiferroic effects in perovskite oxides, but it remains poorly understood. Here, Zhaoet al. determine the dominant magnetostructural couplings that yield improper ferroelectricity in a ge
Externí odkaz:
https://doaj.org/article/1dc6a90e1b64449fafea625f7194c7ca
Autor:
Tu Lai Sun, Xiang Ming Chen
Publikováno v:
Journal of Materiomics, Vol 2, Iss 1, Pp 94-100 (2016)
The order–disorder temperature (To–d) of Ba[(Co0.6Zn0.4)1/3Nb2/3]O3 ceramics was determined via X-ray diffraction, Raman spectroscopy and differential thermal analysis, respectively. To–d was determined to be between 1425 and 1450 °C by a quen
Externí odkaz:
https://doaj.org/article/243ecf37a7ce462bbcd627ad712a94b4