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Ho < 3 + >/Ti < 4 + > double-doped strontium sodium niobate silver tungsten bronze ferroelectric ceramic material with high energy storage density and energy storage efficiency and preparation method thereof
The invention discloses a Ho < 3 + >/Ti < 4 + > double-doped strontium sodium niobate silver tungsten bronze ferroelectric ceramic material with high energy storage density and energy storage efficiency and a preparation method thereof, the structural general formula of the ceramic material is Sr < 2-x > Ho < x > Na < 0.8 > Ag < 0.2 > Nb < 5-x > Ti < x > O < 15 >, and the value of x is 0.1-0.25. The ceramic material is prepared through proportioning, ball milling, pre-sintering, secondary ball milling, sieving, tabletting and sintering, the preparation method is simple, the cost is low, the repeatability is good, the yield is high, the obtained ceramic material has high energy storage density and high energy storage efficiency, when x is equal to 0.2, the effective energy storage density is 5.79 J/cm < 3 >, and the energy storage efficiency can reach 91.2%.
本发明公开了一种高储能密度和储能效率的Ho3+/Ti4+双掺杂铌酸锶钠银钨青铜铁电陶瓷材料及制备方法，该陶瓷材料的结构通式为Sr2‑xHoxNa0.8Ag0.2Nb5‑xTixO15，其中x的取值为0.1～0.25。本发明陶瓷材料通过配料、球磨、预烧、二次球磨、过筛、压片、烧结制备而成，制备方法简单、成本低廉、重复性好、成品率高，所得陶瓷材料具有高储能密度和高储能效率，其中x＝0.2时，其有效储能密度为5.79J/cm3，储能效率可达91.2％。
Ho < 3 + >/Ti < 4 + > double-doped strontium sodium niobate silver tungsten bronze ferroelectric ceramic material with high energy storage density and energy storage efficiency and preparation method thereof
The invention discloses a Ho < 3 + >/Ti < 4 + > double-doped strontium sodium niobate silver tungsten bronze ferroelectric ceramic material with high energy storage density and energy storage efficiency and a preparation method thereof, the structural general formula of the ceramic material is Sr < 2-x > Ho < x > Na < 0.8 > Ag < 0.2 > Nb < 5-x > Ti < x > O < 15 >, and the value of x is 0.1-0.25. The ceramic material is prepared through proportioning, ball milling, pre-sintering, secondary ball milling, sieving, tabletting and sintering, the preparation method is simple, the cost is low, the repeatability is good, the yield is high, the obtained ceramic material has high energy storage density and high energy storage efficiency, when x is equal to 0.2, the effective energy storage density is 5.79 J/cm < 3 >, and the energy storage efficiency can reach 91.2%.
本发明公开了一种高储能密度和储能效率的Ho3+/Ti4+双掺杂铌酸锶钠银钨青铜铁电陶瓷材料及制备方法，该陶瓷材料的结构通式为Sr2‑xHoxNa0.8Ag0.2Nb5‑xTixO15，其中x的取值为0.1～0.25。本发明陶瓷材料通过配料、球磨、预烧、二次球磨、过筛、压片、烧结制备而成，制备方法简单、成本低廉、重复性好、成品率高，所得陶瓷材料具有高储能密度和高储能效率，其中x＝0.2时，其有效储能密度为5.79J/cm3，储能效率可达91.2％。
Ho < 3 + >/Ti < 4 + > double-doped strontium sodium niobate silver tungsten bronze ferroelectric ceramic material with high energy storage density and energy storage efficiency and preparation method thereof
高储能密度和储能效率的Ho3+/Ti4+双掺杂铌酸锶钠银钨青铜铁电陶瓷材料及制备方法
WEI LINGLING (author) / HAN MINGZHE (author) / WANG YAN (author) / YAN ZHEN (author) / TIAN MENGPING (author)
2024-09-10
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
| European Patent Office | 2024
| European Patent Office | 2021
| European Patent Office | 2022
| European Patent Office | 2024
| European Patent Office | 2022